* api: Add pagination and filtering to Evaluations List API [[GH-11648](https://github.com/hashicorp/nomad/issues/11648)]
* api: Added pagination to deployments list API [[GH-11743](https://github.com/hashicorp/nomad/issues/11743)]
* api: Improve error message returned by `Operator.LicenseGet` [[GH-11644](https://github.com/hashicorp/nomad/issues/11644)]
* api: Return a HTTP 404 instead of a HTTP 500 from the Stat File and List Files API endpoints when a file or directory is not found. [[GH-11482](https://github.com/hashicorp/nomad/issues/11482)]
* api: Updated the CSI volumes list API to respect wildcard namespaces [[GH-11724](https://github.com/hashicorp/nomad/issues/11724)]
* api: Updated the deployments list API to respect wildcard namespaces [[GH-11743](https://github.com/hashicorp/nomad/issues/11743)]
* api: Updated the evaluations list API to respect wildcard namespaces [[GH-11710](https://github.com/hashicorp/nomad/issues/11710)]
* api: return HTTP204 on CORS pre-flight checks and allow dot in CORS header keys. [[GH-11323](https://github.com/hashicorp/nomad/issues/11323)]
* cli: Add `-var` and `-var-file` to the command line printed by `job plan` [[GH-11631](https://github.com/hashicorp/nomad/issues/11631)]
* cli: Added a `nomad eval list` command. [[GH-11675](https://github.com/hashicorp/nomad/issues/11675)]
* cli: Made the `operator raft info`, `operator raft logs`, `operator raft state`, and `operator snapshot state` commands visible to command line help. [[GH-11682](https://github.com/hashicorp/nomad/issues/11682)]
* cli: Return non-zero exit code from monitor if deployment fails [[GH-11550](https://github.com/hashicorp/nomad/issues/11550)]
* cli: provide `-no-shutdown-delay` option to `job stop` and `alloc stop` commands to ignore `shutdown_delay` [[GH-11596](https://github.com/hashicorp/nomad/issues/11596)]
* core: allow setting and propagation of eval priority on job de/registration [[GH-11532](https://github.com/hashicorp/nomad/issues/11532)]
* deps: Update `armon/go-metrics` to `v0.3.10` [[GH-11504](https://github.com/hashicorp/nomad/issues/11504)]
* driver/docker: Added support for client-wide `pids_limit` configuration [[GH-11526](https://github.com/hashicorp/nomad/issues/11526)]
* hcl: tolerate empty strings for zero integer values in quota and job specification. [[GH-11325](https://github.com/hashicorp/nomad/issues/11325)]
* metrics (Enterprise): Emit `nomad.license.expiration_time_epoch` metric to show the expiration time of the Nomad Enterprise license.
* metrics: Added metric for `client.allocated.max_memory` [[GH-11490](https://github.com/hashicorp/nomad/issues/11490)]
* scaling: Don't emit scaling action with error in case of active deployment [[GH-11556](https://github.com/hashicorp/nomad/issues/11556)]
* scheduler: Added a `RejectJobRegistration` field to the scheduler configuration API that enabled a setting to reject job register, dispatch, and scale requests without a management ACL token [[GH-11610](https://github.com/hashicorp/nomad/issues/11610)]
* server: Make num_schedulers and enabled_schedulers hot reloadable; add agent API endpoint to enable dynamic modifications of these values. [[GH-11593](https://github.com/hashicorp/nomad/issues/11593)]
* template: Expose consul-template configuration options at the client level for `consul_retry`,
`vault_retry`, `max_stale`, `block_query_wait` and `wait`. Expose per-template configuration
for wait that will override the client level configuration. Add `wait_bounds` to
allow operators to constrain per-template overrides at the client level. [[GH-11606](https://github.com/hashicorp/nomad/issues/11606)]
* ui: Add filters to the allocation list in the client and task group details pages [[GH-11545](https://github.com/hashicorp/nomad/issues/11545)]
* ui: Add titles to breadcrumb labels in app navigation bar [[GH-11590](https://github.com/hashicorp/nomad/issues/11590)]
* ui: Display section title in the navigation breadcrumbs [[GH-11687](https://github.com/hashicorp/nomad/issues/11687)]
* ui: Display the Consul and Vault links configured in the agent [[GH-11557](https://github.com/hashicorp/nomad/issues/11557)]
* ui: add links to legend items in allocation-summary [[GH-11820](https://github.com/hashicorp/nomad/issues/11820)]
BUG FIXES:
* agent: Fixed an issue that caused Consul values to be logged during template rendering [[GH-11838](https://github.com/hashicorp/nomad/issues/11838)]
* agent: Validate reserved_ports are valid to prevent unschedulable nodes. [[GH-11830](https://github.com/hashicorp/nomad/issues/11830)]
* api: Fixed a bug where API or CLI clients could become unresponsive when cron expressions contained zero-padded months [[GH-11132](https://github.com/hashicorp/nomad/issues/11132)]
* artifact: Fixed a bug where uncompressed `.tar` archives were not unpacked after download. [[GH-11481](https://github.com/hashicorp/nomad/issues/11481)]
* cli: Fixed a bug where the `-stale` flag was not respected by `nomad operator debug` [[GH-11678](https://github.com/hashicorp/nomad/issues/11678)]
* cli: Rework meta commands cli flag logic to handle TLS options individually. [[GH-11592](https://github.com/hashicorp/nomad/issues/11592)]
* client: Fixed a bug where clients would ignore the `client_auto_join` setting after losing connection with the servers, causing them to incorrectly fallback to Consul discovery if it was set to `false`. [[GH-11585](https://github.com/hashicorp/nomad/issues/11585)]
* client: Fixed a bug where the allocation log streaming API was missing log frames that spanned log file rotation [[GH-11721](https://github.com/hashicorp/nomad/issues/11721)]
* client: Fixed a memory and goroutine leak for batch tasks and any task that exits without being shut down from the server [[GH-11741](https://github.com/hashicorp/nomad/issues/11741)]
* client: Fixed host network reserved port fingerprinting [[GH-11728](https://github.com/hashicorp/nomad/issues/11728)]
* core: Fix missing fields in Node.Copy() [[GH-11744](https://github.com/hashicorp/nomad/issues/11744)]
* csi: Fixed a bug where deregistering volumes would attempt to deregister the wrong volume if the ID was a prefix of the intended volume [[GH-11852](https://github.com/hashicorp/nomad/issues/11852)]
* csi: Fixed a bug where volume claim releases that were not fully processed before a leadership transition would be ignored [[GH-11776](https://github.com/hashicorp/nomad/issues/11776)]
* drivers: Fixed a bug where the `resolv.conf` copied from the system was not readable to unprivileged processes within the task [[GH-11856](https://github.com/hashicorp/nomad/issues/11856)]
* quotas (Enterprise): Fixed a bug quotas can be incorrectly calculated when nodes fail ranking. [[GH-11848](https://github.com/hashicorp/nomad/issues/11848)]
* rpc: Fixed scaling policy get index response when the policy is found [[GH-11579](https://github.com/hashicorp/nomad/issues/11579)]
* scheduler: detect, log, and emit `nomad.nomad.plan.node_rejected` metric when an unexpected port collision is detected [[GH-11793](https://github.com/hashicorp/nomad/issues/11793)]
* scheduler: Fixed a performance bug where `spread` and node affinity can cause a job to take longer than the nack timeout to be evaluated. [[GH-11712](https://github.com/hashicorp/nomad/issues/11712)]
* template: Fixed a bug where templates did not receive an updated vault token if `change_mode = "noop"` was set in the job definition's `vault` stanza. [[GH-11783](https://github.com/hashicorp/nomad/issues/11783)]
* ui: Fix the ACL requirements for displaying the job details page [[GH-11672](https://github.com/hashicorp/nomad/issues/11672)]
* Updated to Go 1.17.5. Go 1.17.3 contained 2 CVEs. [CVE-2021-44717](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44717) could allow a task on a Unix system with exhausted file handles to misdirect I/O. [CVE-2021-44716](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44716) could create unbounded memory growth in HTTP2 servers. Nomad servers do not use HTTP2. [[GH-11662](https://github.com/hashicorp/nomad/issues/11662)]
* **System Batch scheduler**: Run batch jobs cluster-wide with the new 'sysbatch' scheduler. [[GH-9160](https://github.com/hashicorp/nomad/issues/9160)]
BREAKING CHANGES:
* cli: Renamed folders in `nomad operator debug` bundle for clarity [[GH-11307](https://github.com/hashicorp/nomad/issues/11307)]
* device/nvidia: The Nvidia device plugin is no longer packaged with Nomad and is instead distributed separately. Further, the Nvidia device plugin codebase is now in a separate [repository](https://github.com/hashicorp/nomad-device-nvidia). If you are using Nvidia devices, please follow the 1.2.0 upgrade guide as you will have to install the Nvidia device plugin before conducting an in-place upgrade to Nomad 1.2.0 [[GH-10796](https://github.com/hashicorp/nomad/issues/10796)]
* cli: Update `nomad operator debug` bundle to include sample of clients by default [[GH-11398](https://github.com/hashicorp/nomad/issues/11398)]
* cli: added `hcl2-strict` flag to control HCL2 parsing errors where variable passed without root [[GH-11284](https://github.com/hashicorp/nomad/issues/11284)]
* cli: added json and template flag opts to the acl bootstrap command [[GH-11411](https://github.com/hashicorp/nomad/issues/11411)]
* cli: the command `node status` now returns `host_network` information as well [[GH-11432](https://github.com/hashicorp/nomad/issues/11432)]
* client: Allow configuring minimum and maximum host ports used for dynamic ports [[GH-11167](https://github.com/hashicorp/nomad/issues/11167)]
* client: Never embed client.alloc_dir in chroots to prevent infinite recursion from misconfiguration. [[GH-11334](https://github.com/hashicorp/nomad/issues/11334)]
* ui: Display client name as a tooltip where the client ID is used [[GH-11358](https://github.com/hashicorp/nomad/issues/11358)]
* ui: Display jobs from all namespaces by default [[GH-11357](https://github.com/hashicorp/nomad/issues/11357)]
* ui: Display the Nomad version in the Servers and Clients tables and allow filtering and sorting [[GH-11366](https://github.com/hashicorp/nomad/issues/11366)]
* ui: Persist node drain settings in the browser [[GH-11368](https://github.com/hashicorp/nomad/issues/11368)]
* core: Fix a bug to stop running system job allocations once their datacenters are removed from the job [[GH-11391](https://github.com/hashicorp/nomad/issues/11391)]
* core: Fixed an issue that created incorrect plan output for jobs with services with the same name. [[GH-10965](https://github.com/hashicorp/nomad/issues/10965)]
* csi: Fixed a bug where the client would incorrectly set an empty capacity range for CSI volume creation requests. [[GH-11238](https://github.com/hashicorp/nomad/issues/11238)]
* deps: Updated `hashicorp/go-plugin` to v1.4.3 to fix handles leakage on Windows platforms [[GH-11143](https://github.com/hashicorp/nomad/issues/11143)]
* driver/exec: Set CPU resource limits when cgroup-v2 is enabled [[GH-11287](https://github.com/hashicorp/nomad/issues/11287)]
* jobspec: ensure consistent error handling between var-file & cli vars [[GH-11165](https://github.com/hashicorp/nomad/issues/11165)]
* rpc: Set the job deregistration eval priority to the job priority [[GH-11426](https://github.com/hashicorp/nomad/issues/11426)]
* rpc: Set the job scale eval priority to the job priority [[GH-11429](https://github.com/hashicorp/nomad/issues/11429)]
* server: Fixed a panic on arm64 platform when dispatching a job with a payload [[GH-11396](https://github.com/hashicorp/nomad/issues/11396)]
* server: Fixed a panic that may occur when preempting multiple allocations on the same node [[GH-11346](https://github.com/hashicorp/nomad/issues/11346)]
* agent: Validate reserved_ports are valid to prevent unschedulable nodes. [[GH-11830](https://github.com/hashicorp/nomad/issues/11830)]
* cli: Fixed a bug where the `-stale` flag was not respected by `nomad operator debug` [[GH-11678](https://github.com/hashicorp/nomad/issues/11678)]
* client: Fixed a bug where clients would ignore the `client_auto_join` setting after losing connection with the servers, causing them to incorrectly fallback to Consul discovery if it was set to `false`. [[GH-11585](https://github.com/hashicorp/nomad/issues/11585)]
* client: Fixed a memory and goroutine leak for batch tasks and any task that exits without being shut down from the server [[GH-11741](https://github.com/hashicorp/nomad/issues/11741)]
* client: Fixed host network reserved port fingerprinting [[GH-11728](https://github.com/hashicorp/nomad/issues/11728)]
* core: Fix missing fields in Node.Copy() [[GH-11744](https://github.com/hashicorp/nomad/issues/11744)]
* csi: Fixed a bug where deregistering volumes would attempt to deregister the wrong volume if the ID was a prefix of the intended volume [[GH-11852](https://github.com/hashicorp/nomad/issues/11852)]
* drivers: Fixed a bug where the `resolv.conf` copied from the system was not readable to unprivileged processes within the task [[GH-11856](https://github.com/hashicorp/nomad/issues/11856)]
* quotas (Enterprise): Fixed a bug quotas can be incorrectly calculated when nodes fail ranking. [[GH-11848](https://github.com/hashicorp/nomad/issues/11848)]
* rpc: Fixed scaling policy get index response when the policy is found [[GH-11579](https://github.com/hashicorp/nomad/issues/11579)]
* scheduler: detect, log, and emit `nomad.nomad.plan.node_rejected` metric when an unexpected port collision is detected [[GH-11793](https://github.com/hashicorp/nomad/issues/11793)]
* scheduler: Fixed a performance bug where `spread` and node affinity can cause a job to take longer than the nack timeout to be evaluated. [[GH-11712](https://github.com/hashicorp/nomad/issues/11712)]
* template: Fixed a bug where templates did not receive an updated vault token if `change_mode = "noop"` was set in the job definition's `vault` stanza. [[GH-11783](https://github.com/hashicorp/nomad/issues/11783)]
* Updated to Go 1.16.12. Earlier versions of Go contained 2 CVEs. [CVE-2021-44717](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44717) could allow a task on a Unix system with exhausted file handles to misdirect I/O. [CVE-2021-44716](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44716) could create unbounded memory growth in HTTP2 servers. Nomad servers do not use HTTP2. [[GH-11662](https://github.com/hashicorp/nomad/issues/11662)]
* csi: Fixed a bug where the client would incorrectly set an empty capacity range for CSI volume creation requests. [[GH-11238](https://github.com/hashicorp/nomad/issues/11238)]
* driver/exec: Set CPU resource limits when cgroup-v2 is enabled [[GH-11287](https://github.com/hashicorp/nomad/issues/11287)]
* rpc: Set the job deregistration eval priority to the job priority [[GH-11426](https://github.com/hashicorp/nomad/issues/11426)]
* rpc: Set the job scale eval priority to the job priority [[GH-11429](https://github.com/hashicorp/nomad/issues/11429)]
* server: Fixed a panic on arm64 platform when dispatching a job with a payload [[GH-11396](https://github.com/hashicorp/nomad/issues/11396)]
* server: Fixed a panic that may occur when preempting multiple allocations on the same node [[GH-11346](https://github.com/hashicorp/nomad/issues/11346)]
* consul/connect: Fixed a bug causing the Nomad agent to panic if a mesh gateway was registered without a `proxy` block. [[GH-11257](https://github.com/hashicorp/nomad/issues/11257)]
IMPROVEMENTS:
* build: Updated to Go 1.16.8 [[GH-11253](https://github.com/hashicorp/nomad/issues/11253)]
BUG FIXES:
* client: Fixed a memory leak in log collector when tasks restart [[GH-11261](https://github.com/hashicorp/nomad/issues/11261)]
* client: Allow Docker hostnames to be configured and interpolated in bridged networking mode [[GH-11173](https://github.com/hashicorp/nomad/issues/11173)]
* deps: Updated `go-memdb` to `v1.3.2` [[GH-11185](https://github.com/hashicorp/nomad/issues/11185)]
BUG FIXES:
* audit (Enterprise): Don't timestamp active audit log file. [[GH-11198](https://github.com/hashicorp/nomad/issues/11198)]
* cli: Display all possible scores in the allocation status table [[GH-11128](https://github.com/hashicorp/nomad/issues/11128)]
* cli: Fixed a bug where the NOMAD_CLI_NO_COLOR environment variable was not always applied [[GH-11168](https://github.com/hashicorp/nomad/issues/11168)]
* client: Task vars should take precedence over host vars when performing interpolation. [[GH-11206](https://github.com/hashicorp/nomad/issues/11206)]
* ui: Fixed an issue that prevented periodic and dispatch jobs in a non-default namespace to be properly rendered [[GH-11110](https://github.com/hashicorp/nomad/issues/11110)]
* ui: Fixed an issue when dispatching jobs from a non-default namespace [[GH-11141](https://github.com/hashicorp/nomad/issues/11141)]
* Restricted access to the Raft RPC layer, so only servers within the region can issue Raft RPC requests. Previously, local clients and federated servers can issue Raft RPC requests directly. CVE-2021-37218 [[GH-11084](https://github.com/hashicorp/nomad/issues/11084)]
IMPROVEMENTS:
* build: Updated to Go 1.16.7 [[GH-11083](https://github.com/hashicorp/nomad/issues/11083)]
* client: Speed up client startup time [[GH-11005](https://github.com/hashicorp/nomad/issues/11005)]
* consul/connect: Reduced the noise of log messages emitted for connect native tasks [[GH-10951](https://github.com/hashicorp/nomad/issues/10951)]
* csi: add flag for providing secrets as a set of key/value pairs to list snapshots [[GH-10848](https://github.com/hashicorp/nomad/issues/10848)]
* deps: Updated `x/sys` to `20210818153620-00dd8d7831e7` [[GH-11065](https://github.com/hashicorp/nomad/issues/11065)]
* scheduler: Re-evaluate nodes for system jobs after attributes changes [[GH-11007](https://github.com/hashicorp/nomad/issues/11007)]
* ui: Add header separator between a child job priority and its parent [[GH-11020](https://github.com/hashicorp/nomad/issues/11020)]
BUG FIXES:
* core: Fixed a bug where system jobs with non-unique IDs may not be placed on new nodes [[GH-11054](https://github.com/hashicorp/nomad/issues/11054)]
* agent: Don't timestamp active log file. [[GH-11070](https://github.com/hashicorp/nomad/issues/11070)]
* deployments: Fixed a bug where multi-group deployments don't get auto-promoted when one group has no canaries. [[GH-11013](https://github.com/hashicorp/nomad/issues/11013)]
* driver/docker: Fixed a bug in the authentication config where not all fields were set [[GH-10929](https://github.com/hashicorp/nomad/issues/10929)]
* server: Fixed a bug where planning job update reports spurious in-place updates even if the update includes no changes [[GH-10990](https://github.com/hashicorp/nomad/issues/10990)]
* ui: Add ability to search across all namespaces [[GH-10666](https://github.com/hashicorp/nomad/issues/10666)]
* ui: Fixed a bug where the "Dispatch Job" button was displayed for non-parameterized jobs [[GH-11019](https://github.com/hashicorp/nomad/issues/11019)]
* ui: Fixed a bug where the job dispatch form is not displayed when the job doesn't have meta fields [[GH-10934](https://github.com/hashicorp/nomad/issues/10934)]
* build: no longer use vendor directory [[GH-10898](https://github.com/hashicorp/nomad/issues/10898)]
* cli: Added a `-task` flag to `alloc restart` and `alloc signal` for consistent UX with `alloc exec` and `alloc logs` [[GH-10859](https://github.com/hashicorp/nomad/issues/10859)]
* cli: Support recent job spec construct in the HCLv1 parser [[GH-10931](https://github.com/hashicorp/nomad/issues/10931)]
* consul/connect: automatically set CONSUL_TLS_SERVER_NAME for connect native tasks [[GH-10804](https://github.com/hashicorp/nomad/issues/10804)]
* dispatch jobs: Added optional idempotency token to `WriteOptions` which prevents Nomad from creating new dispatched jobs for retried requests. [[GH-10806](https://github.com/hashicorp/nomad/issues/10806)]
* ui: Added new screen to dispatch a parameterized batch job [[GH-10675](https://github.com/hashicorp/nomad/issues/10675)]
* ui: Handle ACL token when running behind a reverse proxy [[GH-10563](https://github.com/hashicorp/nomad/issues/10563)]
BUG FIXES:
* api: Reverted to using http/1 to fix a 1.1.2 regression in `alloc exec` sessions [[GH-10958](https://github.com/hashicorp/nomad/issues/10958)]
* cli: Fixed a bug where `-namespace` flag was not respected for `job run` and `job plan` commands. [[GH-10875](https://github.com/hashicorp/nomad/issues/10875)]
* cli: Fixed a panic when deployment monitor is invoked in some CI environments [[GH-10926](https://github.com/hashicorp/nomad/issues/10926)]
* cli: Fixed system commands, so they correctly use passed flags [[GH-10822](https://github.com/hashicorp/nomad/issues/10822)]
* cli: Fixed the help message for the `nomad alloc signal` command [[GH-10917](https://github.com/hashicorp/nomad/issues/10917)]
* client: Fixed a bug where a restarted client may start an already completed tasks in rare conditions [[GH-10907](https://github.com/hashicorp/nomad/issues/10907)]
* client: Fixed bug where meta blocks were not interpolated with task environment [[GH-10876](https://github.com/hashicorp/nomad/issues/10876)]
* cni: Fixed a bug where fingerprinting of CNI configuration failed with default `cni_config_dir` and `cni_path` [[GH-10870](https://github.com/hashicorp/nomad/issues/10870)]
* consul/connect: Avoid assumption of parent service when syncing connect proxies [[GH-10872](https://github.com/hashicorp/nomad/issues/10872)]
* consul/connect: Fixed a bug causing high CPU with multiple connect sidecars in one group [[GH-10883](https://github.com/hashicorp/nomad/issues/10883)]
* consul/connect: Fixed a bug where service deregistered before connect sidecar [[GH-10873](https://github.com/hashicorp/nomad/issues/10873)]
* consul: Fixed a bug where services may incorrectly fail conflicting name validation [[GH-10868](https://github.com/hashicorp/nomad/issues/10868)]
* consul: avoid extra sync operations when no action required [[GH-10865](https://github.com/hashicorp/nomad/issues/10865)]
* consul: remove ineffective edge case handling on service deregistration [[GH-10842](https://github.com/hashicorp/nomad/issues/10842)]
* core: Fixed a bug where affinity memoization may cause planning problems [[GH-10897](https://github.com/hashicorp/nomad/issues/10897)]
* core: Fixed a bug where internalized constraint strings broke job plan [[GH-10896](https://github.com/hashicorp/nomad/issues/10896)]
* core: Fixed a panic that may arise when upgrading pre-1.1.0 cluster to 1.1.x and may cause cluster outage [[GH-10952](https://github.com/hashicorp/nomad/issues/10952)]
* csi: Fixed a bug where volume secrets were not used for creating snapshots. [[GH-10840](https://github.com/hashicorp/nomad/issues/10840)]
* csi: fixed a CLI panic when formatting `volume status` with `-verbose` flag [[GH-10818](https://github.com/hashicorp/nomad/issues/10818)]
* deps: Update `hashicorp/consul-template` to v0.25.2 to fix panic reading Vault secrets [[GH-10892](https://github.com/hashicorp/nomad/issues/10892)]
* driver/docker: Moved the generated `/etc/hosts` file's mount source to the allocation directory so that it can be shared between tasks of an allocation. [[GH-10823](https://github.com/hashicorp/nomad/issues/10823)]
* drivers: Fixed bug where Nomad incorrectly reported tasks as recovered successfully even when they were not. [[GH-10849](https://github.com/hashicorp/nomad/issues/10849)]
* scheduler: Fixed a bug where updates to the `datacenters` field were not destructive. [[GH-10864](https://github.com/hashicorp/nomad/issues/10864)]
* ui: Fixes bug where UI was not detecting namespace-specific capabilities. [[GH-10893](https://github.com/hashicorp/nomad/issues/10893)]
* volumes: Fix a bug where the HTTP server would crash if a `volume_mount` block was empty [[GH-10855](https://github.com/hashicorp/nomad/issues/10855)]
* cli: Added `-monitor` flag to `deployment status` command and automatically monitor deployments from `job run` command. [[GH-10661](https://github.com/hashicorp/nomad/pull/10661)]
* docker: Tasks using `network.mode = "bridge"` that don't set their `network_mode` will receive a `/etc/hosts` file that includes the pause container's hostname and any `extra_hosts`. [[GH-10766](https://github.com/hashicorp/nomad/issues/10766)]
* client/fingerprint/java: Fixed a bug where java fingerprinter would not detect some Java distributions [[GH-10765](https://github.com/hashicorp/nomad/pull/10765)]
* deployments: Fixed a bug where unnecessary goroutines were spawned whenever deployments were updated. [[GH-10756](https://github.com/hashicorp/nomad/issues/10756)]
* quotas (Enterprise): Fixed a bug where quotas were evaluated before constraints, resulting in quota capacity being used up by filtered nodes. [[GH-10753](https://github.com/hashicorp/nomad/issues/10753)]
* **Connect Mesh Gateways**: Adds built-in support for running Consul Connect Mesh Gateways [[GH-10658](https://github.com/hashicorp/nomad/pull/10658)]
* cli: Cross-namespace `nomad job` commands will now select exact matches if the selection is unambiguous. [[GH-10648](https://github.com/hashicorp/nomad/issues/10648)]
* client/fingerprint: Consul fingerprinter probes for additional enterprise and connect related attributes [[GH-10699](https://github.com/hashicorp/nomad/pull/10699)]
* csi: Validate that `volume` blocks for CSI volumes include the required `attachment_mode` and `access_mode` fields. [[GH-10651](https://github.com/hashicorp/nomad/issues/10651)]
* cli: Fixed a bug where `quota status` and `namespace status` commands may panic if the CLI targets a pre-1.1.0 cluster [[GH-10620](https://github.com/hashicorp/nomad/pull/10620)]
* cli: Fixed a bug where `alloc exec` may fail with "unexpected EOF" without returning the exit code after a command [[GH-10657](https://github.com/hashicorp/nomad/issues/10657)]
* consul: Fixed a bug where consul namespace API would be queried even when consul namespaces were not enabled [[GH-10715](https://github.com/hashicorp/nomad/pull/10715)]
* consul: Fixed a bug where connect jobs would always fail job submission when allow_unauthenticated was set to false [[GH-10718](https://github.com/hashicorp/nomad/issues/10718)]
* csi: Fixed a bug where `mount_options` were not passed to CSI controller plugins for validation during volume creation and mounting. [[GH-10643](https://github.com/hashicorp/nomad/issues/10643)]
* csi: Fixed a bug where `capability` blocks were not passed to CSI controller plugins for validation for `nomad volume register` commands. [[GH-10703](https://github.com/hashicorp/nomad/issues/10703)]
* client: Fixed a bug where `alloc exec` sessions may terminate abruptly after a few minutes [[GH-10710](https://github.com/hashicorp/nomad/issues/10710)]
* drivers/exec: Fixed a bug where `exec` and `java` tasks inherit the Nomad agent's `oom_score_adj` value [[GH-10698](https://github.com/hashicorp/nomad/issues/10698)]
* drivers/docker: Fixed a bug where short lived docker tasks may fail with obscure cpuset cgroup errors [[GH-10416](https://github.com/hashicorp/nomad/issues/10416)]
* quotas (Enterprise): Fixed a bug where stopped allocations for a failed deployment can be double-credited to quota limits, resulting in a quota limit bypass. [[GH-10694](https://github.com/hashicorp/nomad/issues/10694)]
* **Memory oversubscription**: Improve cluster efficiency by allowing applications, whether containerized or non-containerized, to use memory in excess of their scheduled amount.
* **Reserved CPU cores**: Improve the performance of your applications by ensuring tasks have exclusive use of client CPUs.
* **UI improvements**: Enjoy a streamlined operator experience with fuzzy search, resource monitoring, and authentication improvements.
* **CSI enhancements**: Run stateful applications with improved volume management and support for Container Storage Interface (CSI) plugins such as Ceph.
* **Readiness checks**: Differentiate between application liveness and readiness with new options for task health checks.
* **Remote task drivers (technical preview)**: Use Nomad to manage your workloads on more platforms, such as AWS Lambda or Amazon ECS.
* **Consul namespace support (Enterprise)**: Run Nomad-defined services in their HashiCorp Consul namespaces more easily using Nomad Enterprise.
* **License autoloading (Enterprise)**: Automatically load Nomad licenses when a Nomad server agent starts using Nomad Enterprise.
* **Autoscaling improvements**: Scale your applications more precisely with new strategies.
* csi: The `attachment_mode` and `access_mode` field are required for `volume` blocks in job specifications. Registering a volume requires at least one `capability` block with the `attachment_mode` and `access_mode` fields set. [[GH-10330](https://github.com/hashicorp/nomad/issues/10330)]
* licensing: Enterprise licenses are no longer stored in raft or synced between servers. Loading the Enterprise license from disk or environment is required. The `nomad license put` command has been removed. [[GH-10458](https://github.com/hashicorp/nomad/issues/10458)]
* drivers/docker+exec+java: Disable `CAP_NET_RAW` linux capability by default to prevent ARP spoofing. CVE-2021-32575 [[GH-10568](https://github.com/hashicorp/nomad/issues/10568)](https://github.com/hashicorp/nomad/issues/10568)
* cli: Update defaults for `nomad operator debug` flags `-interval` and `-server-id` to match common usage. [[GH-10121](https://github.com/hashicorp/nomad/issues/10121)]
* client/fingerprint: Added support multiple host network aliases for the same interface. [[GH-10104](https://github.com/hashicorp/nomad/issues/10104)]
* consul/connect: Added job-submission validation for Connect sidecar service and group names [[GH-10455](https://github.com/hashicorp/nomad/pull/10455)]
* consul/connect: Added `disable_default_tcp_check` field to `connect.sidecar_service` blocks to disable the default TCP listener check for Connect sidecar tasks. [[GH-10531](https://github.com/hashicorp/nomad/pull/10531)]
* csi: Added support for jobs to request a unique volume ID per allocation. [[GH-10136](https://github.com/hashicorp/nomad/issues/10136)]
* driver/docker: Added support for optional extra container labels. [[GH-9885](https://github.com/hashicorp/nomad/issues/9885)]
* driver/docker: Added support for configuring default logger behavior in the client configuration. [[GH-10156](https://github.com/hashicorp/nomad/issues/10156)]
* agent: Only allow querying Prometheus formatted metrics if Prometheus is enabled within the config [[GH-10140](https://github.com/hashicorp/nomad/pull/10140)]
* cli: Fixed a bug where parsing HCLv2 may panic on some variable interpolation syntax [[GH-10326](https://github.com/hashicorp/nomad/issues/10326)] [[GH-10419](https://github.com/hashicorp/nomad/issues/10419)]
* cli: Fixed a bug where `nomad operator debug` incorrectly parsed https Consul API URLs. [[GH-10082](https://github.com/hashicorp/nomad/pull/10082)]
* cli: Fixed a panic where `nomad job run` or `plan` would crash when supplied with non-existent `-var-file` files. [[GH-10569](https://github.com/hashicorp/nomad/issues/10569)]
* csi: Fixed a bug where volume with IDs that are a substring prefix of another volume could use the wrong volume for feasibility checking. [[GH-10158](https://github.com/hashicorp/nomad/issues/10158)]
* drivers/docker: Fixed a bug where Dockerfile `STOPSIGNAL` was not honored. [[GH-10441](https://github.com/hashicorp/nomad/issues/10441)]
* drivers/raw_exec: Fixed a bug where exit codes could be dropped and return a spurious error. [[GH-10494](https://github.com/hashicorp/nomad/issues/10494)]
* scheduler: Fixed a bug where Nomad reports negative or incorrect running children counts for periodic jobs. [[GH-10145](https://github.com/hashicorp/nomad/issues/10145)]
* scheduler: Fixed a bug where jobs requesting multiple CSI volumes could be incorrectly scheduled if only one of the volumes passed feasibility checking. [[GH-10143](https://github.com/hashicorp/nomad/issues/10143)]
* server: Fixed a bug where draining a node may fail to migrate its allocations [[GH-10411](https://github.com/hashicorp/nomad/issues/10411)]
* server: Fixed a bug where jobs may not run if submitted with ParentID field set [[GH-10424](https://github.com/hashicorp/nomad/issues/10424)]
* server: Fixed a panic that may arise on submission of jobs containing invalid service checks [[GH-10154](https://github.com/hashicorp/nomad/issues/10154)]
* ui: Fixed the rendering of interstitial components shown after processing a dynamic application sizing recommendation. [[GH-10094](https://github.com/hashicorp/nomad/pull/10094)]
* agent: Validate reserved_ports are valid to prevent unschedulable nodes. [[GH-11830](https://github.com/hashicorp/nomad/issues/11830)]
* cli: Fixed a bug where the `-stale` flag was not respected by `nomad operator debug` [[GH-11678](https://github.com/hashicorp/nomad/issues/11678)]
* client: Fixed a bug where clients would ignore the `client_auto_join` setting after losing connection with the servers, causing them to incorrectly fallback to Consul discovery if it was set to `false`. [[GH-11585](https://github.com/hashicorp/nomad/issues/11585)]
* client: Fixed a memory and goroutine leak for batch tasks and any task that exits without being shut down from the server [[GH-11741](https://github.com/hashicorp/nomad/issues/11741)]
* client: Fixed host network reserved port fingerprinting [[GH-11728](https://github.com/hashicorp/nomad/issues/11728)]
* core: Fix missing fields in Node.Copy() [[GH-11744](https://github.com/hashicorp/nomad/issues/11744)]
* csi: Fixed a bug where deregistering volumes would attempt to deregister the wrong volume if the ID was a prefix of the intended volume [[GH-11852](https://github.com/hashicorp/nomad/issues/11852)]
* drivers: Fixed a bug where the `resolv.conf` copied from the system was not readable to unprivileged processes within the task [[GH-11856](https://github.com/hashicorp/nomad/issues/11856)]
* quotas (Enterprise): Fixed a bug quotas can be incorrectly calculated when nodes fail ranking. [[GH-11848](https://github.com/hashicorp/nomad/issues/11848)]
* rpc: Fixed scaling policy get index response when the policy is found [[GH-11579](https://github.com/hashicorp/nomad/issues/11579)]
* scheduler: detect, log, and emit `nomad.nomad.plan.node_rejected` metric when an unexpected port collision is detected [[GH-11793](https://github.com/hashicorp/nomad/issues/11793)]
* scheduler: Fixed a performance bug where `spread` and node affinity can cause a job to take longer than the nack timeout to be evaluated. [[GH-11712](https://github.com/hashicorp/nomad/issues/11712)]
* template: Fixed a bug where templates did not receive an updated vault token if `change_mode = "noop"` was set in the job definition's `vault` stanza. [[GH-11783](https://github.com/hashicorp/nomad/issues/11783)]
* Updated to Go 1.16.12. Earlier versions of Go contained 2 CVEs. [CVE-2021-44717](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44717) could allow a task on a Unix system with exhausted file handles to misdirect I/O. [CVE-2021-44716](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44716) could create unbounded memory growth in HTTP2 servers. Nomad servers do not use HTTP2. [[GH-11662](https://github.com/hashicorp/nomad/issues/11662)]
* cli: Improve debug namespace and region support [[GH-11269](https://github.com/hashicorp/nomad/issues/11269)]
* cli: Update defaults for `nomad operator debug` flags `-interval` and `-server-id` to match common usage [[GH-10121](https://github.com/hashicorp/nomad/issues/10121)]
* client/plugins/drivermanager: log if there is an error in a driver event [[GH-11280](https://github.com/hashicorp/nomad/issues/11280)]
* core: Elevated rejected node plan log lines to help diagnose #9506 [[GH-11416](https://github.com/hashicorp/nomad/issues/11416)]
BUG FIXES:
* agent: Fixed an issue that caused some non-JSON log output when `log_json` was enabled [[GH-11291](https://github.com/hashicorp/nomad/issues/11291)]
* agent: Fixed an issue that could cause previous log lines to be overwritten [[GH-11386](https://github.com/hashicorp/nomad/issues/11386)]
* client: Fixed a bug where network speed fingerprint could fail on Windows [[GH-11183](https://github.com/hashicorp/nomad/issues/11183)]
* driver/exec: Set CPU resource limits when cgroup-v2 is enabled [[GH-11287](https://github.com/hashicorp/nomad/issues/11287)]
* rpc: Set the job deregistration eval priority to the job priority [[GH-11426](https://github.com/hashicorp/nomad/issues/11426)]
* rpc: Set the job scale eval priority to the job priority [[GH-11429](https://github.com/hashicorp/nomad/issues/11429)]
* server: Fixed a panic that may occur when preempting multiple allocations on the same node [[GH-11346](https://github.com/hashicorp/nomad/issues/11346)]
* deps: Updated `go-memdb` to `v1.3.2` [[GH-11185](https://github.com/hashicorp/nomad/issues/11185)]
BUG FIXES:
* audit (Enterprise): Don't timestamp active audit log file. [[GH-11198](https://github.com/hashicorp/nomad/issues/11198)]
* cli: Display all possible scores in the allocation status table [[GH-11128](https://github.com/hashicorp/nomad/issues/11128)]
* cli: Fixed a bug where the NOMAD_CLI_NO_COLOR environment variable was not always applied [[GH-11168](https://github.com/hashicorp/nomad/issues/11168)]
* client: Task vars should take precedence over host vars when performing interpolation. [[GH-11206](https://github.com/hashicorp/nomad/issues/11206)]
* Restricted access to the Raft RPC layer, so only servers within the region can issue Raft RPC requests. Previously, local clients and federated servers can issue Raft RPC requests directly. CVE-2021-37218 [[GH-11084](https://github.com/hashicorp/nomad/issues/11084)]
* core: Fixed a bug where system jobs with non-unique IDs may not be placed on new nodes [[GH-11054](https://github.com/hashicorp/nomad/issues/11054)]
* agent: Don't timestamp active log file. [[GH-11070](https://github.com/hashicorp/nomad/issues/11070)]
* deployments: Fixed a bug where multi-group deployments don't get auto-promoted when one group has no canaries. [[GH-11013](https://github.com/hashicorp/nomad/issues/11013)]
* driver/docker: Fixed a bug in the authentication config where not all fields were set [[GH-10929](https://github.com/hashicorp/nomad/issues/10929)]
* server: Fixed a bug where planning job update reports spurious in-place updates even if the update includes no changes [[GH-10990](https://github.com/hashicorp/nomad/issues/10990)]
* core: Fixed a bug where internalized constraint strings broke job plan [[GH-10896](https://github.com/hashicorp/nomad/issues/10896)]
* core: Fixed a bug where affinity memoization may cause planning problems [[GH-10897](https://github.com/hashicorp/nomad/issues/10897)]
* cli: Fixed a bug where `-namespace` flag was not respected for `job run` and `job plan` commands. [[GH-10875](https://github.com/hashicorp/nomad/issues/10875)]
* client: Fixed a bug where a restarted client may start an already completed tasks in rare conditions [[GH-10907](https://github.com/hashicorp/nomad/issues/10907)]
* client: Fixed bug where meta blocks were not interpolated with task environment [[GH-10876](https://github.com/hashicorp/nomad/issues/10876)]
* cni: Fixed a bug where fingerprinting of CNI configuration failed with default `cni_config_dir` and `cni_path` [[GH-10870](https://github.com/hashicorp/nomad/issues/10870)]
* consul: Fixed a bug where services may incorrectly fail conflicting name validation [[GH-10868](https://github.com/hashicorp/nomad/issues/10868)]
* deps: Update `hashicorp/consul-template` to v0.25.2 to fix panic reading Vault secrets [[GH-10892](https://github.com/hashicorp/nomad/issues/10892)]
* drivers: Fixed bug where Nomad incorrectly reported tasks as recovered successfully even when they were not. [[GH-10849](https://github.com/hashicorp/nomad/issues/10849)]
* scheduler: Fixed a bug where updates to the `datacenters` field were not destructive. [[GH-10864](https://github.com/hashicorp/nomad/issues/10864)]
* volumes: Fix a bug where the HTTP server would crash if a `volume_mount` block was empty [[GH-10855](https://github.com/hashicorp/nomad/issues/10855)]
* client/fingerprint/java: Fixed a bug where java fingerprinter would not detect some Java distributions [[GH-10765](https://github.com/hashicorp/nomad/pull/10765)]
* deployments: Fixed a bug where unnecessary goroutines were spawned whenever deployments were updated. [[GH-10756](https://github.com/hashicorp/nomad/issues/10756)]
* quotas (Enterprise): Fixed a bug where quotas were evaluated before constraints, resulting in quota capacity being used up by filtered nodes. [[GH-10753](https://github.com/hashicorp/nomad/issues/10753)]
* quotas (Enterprise): Fixed a bug where stopped allocations for a failed deployment can be double-credited to quota limits, resulting in a quota limit bypass. [[GH-10694](https://github.com/hashicorp/nomad/issues/10694)
* cli: Fixed a bug where `alloc exec` may fail with "unexpected EOF" without returning the exit code after a command [[GH-10657](https://github.com/hashicorp/nomad/issues/10657)]
* client: Fixed a bug where `alloc exec` sessions may terminate abruptly after a few minutes [[GH-10710](https://github.com/hashicorp/nomad/issues/10710)]
* drivers/exec: Fixed a bug where `exec` and `java` tasks inherit the Nomad agent's `oom_score_adj` value [[GH-10698](https://github.com/hashicorp/nomad/issues/10698)]
* core (Enterprise): Update licensing library to v0.0.11 to include race condition fix. [[GH-10253](https://github.com/hashicorp/nomad/issues/10253)]
* agent: Only allow querying Prometheus formatted metrics if Prometheus is enabled within the config [[GH-10140](https://github.com/hashicorp/nomad/pull/10140)]
* cli: Fixed a bug where parsing HCLv2 may panic on some variable interpolation syntax [[GH-10326](https://github.com/hashicorp/nomad/issues/10326)] [[GH-10419](https://github.com/hashicorp/nomad/issues/10419)]
* cli: Fixed a panic where `nomad job run` or `plan` would crash when supplied with non-existent `-var-file` files. [[GH-10569](https://github.com/hashicorp/nomad/issues/10569)]
* csi: Fixed a bug where volume with IDs that are a substring prefix of another volume could use the wrong volume for feasibility checking. [[GH-10158](https://github.com/hashicorp/nomad/issues/10158)]
* drivers/docker: Fixed a bug where Dockerfile `STOPSIGNAL` was not honored. [[GH-10441](https://github.com/hashicorp/nomad/issues/10441)]
* drivers/raw_exec: Fixed a bug where exit codes could be dropped and return a spurious error. [[GH-10494](https://github.com/hashicorp/nomad/issues/10494)]
* scheduler: Fixed a bug where Nomad reports negative or incorrect running children counts for periodic jobs. [[GH-10145](https://github.com/hashicorp/nomad/issues/10145)]
* scheduler: Fixed a bug where jobs requesting multiple CSI volumes could be incorrectly scheduled if only one of the volumes passed feasibility checking. [[GH-10143](https://github.com/hashicorp/nomad/issues/10143)]
* server: Fixed a bug where draining a node may fail to migrate its allocations [[GH-10411](https://github.com/hashicorp/nomad/issues/10411)]
* server: Fixed a bug where jobs may not run if submitted with ParentID field set [[GH-10424](https://github.com/hashicorp/nomad/issues/10424)]
* server: Fixed a panic that may arise on submission of jobs containing invalid service checks [[GH-10154](https://github.com/hashicorp/nomad/issues/10154)]
* ui: Fixed the rendering of interstitial components shown after processing a dynamic application sizing recommendation. [[GH-10094](https://github.com/hashicorp/nomad/pull/10094)]
* drivers/docker+exec+java: Disable `CAP_NET_RAW` linux capability by default to prevent ARP spoofing. CVE-2021-32575 [[GH-10568](https://github.com/hashicorp/nomad/issues/10568)](https://github.com/hashicorp/nomad/issues/10568)
* **Terminating Gateways**: Adds built-in support for running Consul Connect terminating gateways [[GH-9829](https://github.com/hashicorp/nomad/pull/9829)]
* api: Added OSS handling for license request to stop spurious errors from appearing in the logs [[GH-9963](https://github.com/hashicorp/nomad/pull/9963)]
* consul/connect: Added validation to prevent `connect` blocks from being added to task services. [[GH-9817](https://github.com/hashicorp/nomad/issues/9817)]
* consul/connect: Made handling of sidecar task container image URLs consistent with the `docker` task driver. [[GH-9580](https://github.com/hashicorp/nomad/issues/9580)]
* cli: Fixed a bug where some fields in `dynamic` blocks were not interpolated. [[GH-9921](https://github.com/hashicorp/nomad/issues/9921)]
* cli: Fixed a bug where unset HCL2 variables would panic the CLI if the type was also not set. [[GH-10045](https://github.com/hashicorp/nomad/issues/10045)]
* consul: Fixed a bug where failing tasks with group services would only cause the allocation to restart once instead of respecting the `restart` field. [[GH-9869](https://github.com/hashicorp/nomad/issues/9869)]
* consul/connect: Fixed a bug where connect sidecar services would be re-registered unnecessarily. [[GH-10059](https://github.com/hashicorp/nomad/pull/10059)]
* consul/connect: Fixed a bug where the sidecar health checks would fail if `host_network` was defined. [[GH-9975](https://github.com/hashicorp/nomad/issues/9975)]
* consul/connect: Fixed a bug where tasks with connect services might be updated when no update necessary. [[GH-10077](https://github.com/hashicorp/nomad/issues/10077)]
* deployments: Fixed a bug where deployments with multiple task groups and manual promotion would fail if promoted after the progress deadline. [[GH-10042](https://github.com/hashicorp/nomad/issues/10042)]
* drivers/docker: Fixed a bug preventing multiple ports to be mapped to the same container port [[GH-9951](https://github.com/hashicorp/nomad/issues/9951)]
* nomad/structs: Fixed a bug where static ports with the same value but different `host_network` were invalid [[GH-9946](https://github.com/hashicorp/nomad/issues/9946)]
* scheduler: Fixed a bug where shared ports were not persisted during inplace updates for service jobs. [[GH-9830](https://github.com/hashicorp/nomad/issues/9830)]
* scheduler: Fixed a bug where job statuses and summaries where duplicated and miscalculated when registering a job. [[GH-9768](https://github.com/hashicorp/nomad/issues/9768)]
* scheduler: Fixed a bug that caused the scheduler not to detect changes for `host_network` port field. [[GH-9937](https://github.com/hashicorp/nomad/issues/9937)]
* scheduler (Enterprise): Fixed a bug where the deprecated network `mbits` field was being considered as part of quota enforcement. [[GH-9920](https://github.com/hashicorp/nomad/issues/9920)]
* ui: Fixed a bug where namespaces were not being included when opening exec windows from allocations and tasks [[GH-9968](https://github.com/hashicorp/nomad/pull/9968)]
* ui: Don't draw allocation associations in the topology visualization on window resize when the associations aren't supposed to be shown [[GH-9769](https://github.com/hashicorp/nomad/issues/9769)]
* volumes: Fixed a bug where volume diffs were not displayed in the output of `nomad plan`. [[GH-9973](https://github.com/hashicorp/nomad/issues/9973)]
* drivers/exec+java: Modified exec-based drivers to run tasks in private PID/IPC namespaces. CVE-2021-3283 [[GH-9911](https://github.com/hashicorp/nomad/issues/9911)]
* client: Improve support for AWS Graviton instances [[GH-7989](https://github.com/hashicorp/nomad/issues/7989)]
* consul/connect: Interpolate the connect, service meta, and service canary meta blocks with the task environment [[GH-9586](https://github.com/hashicorp/nomad/pull/9586)]
* client: Fixed a bug where non-`docker` tasks with network isolation were restarted on client restart. [[GH-9757](https://github.com/hashicorp/nomad/issues/9757)]
* client: Fixed a bug where clients configured with `cpu_total_compute` did not update the `cpu.totalcompute` node attribute. [[GH-9532](https://github.com/hashicorp/nomad/issues/9532)]
* core: Fixed a bug where an in place update dropped an allocations shared allocated resources [[GH-9736](https://github.com/hashicorp/nomad/issues/9736)]
* consul/connect: Fixed a bug where absent ingress envoy proxy configuration could panic client [[GH-9669](https://github.com/hashicorp/nomad/issues/9669)]
* consul/connect: Fixed a bug where in-place upgrade of Nomad client running Connect enabled jobs would panic [[GH-9738](https://github.com/hashicorp/nomad/issues/9738)]
* template: Fixed a bug where dynamic secrets did not trigger the template `change_mode` after a client restart. [[GH-9636](https://github.com/hashicorp/nomad/issues/9636)]
* server: Fixed a bug where new servers may bootstrap prematurely when configured with `bootstrap_expect = 0` [[GH-9672](https://github.com/hashicorp/nomad/issues/9672)]
* ui: The topology visualization will now render a subset of nodes instead of nothing when some nodes are running nomad <0.9.0 [[GH-9733](https://github.com/hashicorp/nomad/issues/9733)]
* core: Fixed a bug to honor HCL2 variables set by environment variables or variable files [[GH-9592](https://github.com/hashicorp/nomad/issues/9592)] [[GH-9623](https://github.com/hashicorp/nomad/issues/9623)]
* cni: Fixed a bug where plugins that do not set the interface sandbox value could crash the Nomad client. [[GH-9648](https://github.com/hashicorp/nomad/issues/9648)]
* consul/connect: Fixed a bug where client meta.connect.sidecar_image configuration was ignored [[GH-9624](https://github.com/hashicorp/nomad/pull/9624)]
* consul/connect: Fixed a bug where client meta.connect.proxy_concurrency was not applied to connect gateways [[GH-9611](https://github.com/hashicorp/nomad/pull/9611)]
* acl: Allow operators with `namespace:dispatch-job` capability to force periodic job invocation [[GH-9205](https://github.com/hashicorp/nomad/issues/9205)]
* api: Job Register API now permits non-zero initial Version to accommodate multi-region deployments. [[GH-9071](https://github.com/hashicorp/nomad/issues/9071)]
* api: Added ?resources=true query parameter to /v1/nodes and /v1/allocations to include resource allocations in listings. [[GH-9055](https://github.com/hashicorp/nomad/issues/9055)]
* api: Added ?task_states=false query parameter to /v1/allocations to remove TaskStates from listings. Defaults to being included as before. [[GH-9055](https://github.com/hashicorp/nomad/issues/9055)]
* client: Added `NOMAD_JOB_ID` and `NOMAD_PARENT_JOB_ID` environment variables to those made available to jobs. [[GH-8967](https://github.com/hashicorp/nomad/issues/8967)]
* client: Updated consul-template to v0.25.1 - config `function_blacklist` deprecated and replaced with `function_denylist` [[GH-8988](https://github.com/hashicorp/nomad/pull/8988)]
* config: Deprecated terms `blacklist` and `whitelist` from configuration and replaced them with `denylist` and `allowlist`. [[GH-9019](https://github.com/hashicorp/nomad/issues/9019)]
* core: null characters are prohibited in region, datacenter, job name/ID, task group name, and task name [[GH-9020](https://github.com/hashicorp/nomad/issues/9020)]
* csi: registering a CSI volume with a `block-device` attachment mode and `mount_options` now returns a validation error, instead of silently dropping the `mount_options`. [[GH-9044](https://github.com/hashicorp/nomad/issues/9044)]
* agent (Enterprise): Fixed a bug where audit logging caused websocket and streaming http endpoints to fail [[GH-9319](https://github.com/hashicorp/nomad/issues/9319)]
* core: Fixed a bug where group level network ports not usable by task resource network stanza [[GH-8780](https://github.com/hashicorp/nomad/issues/8780)]
* core: Fixed a bug where scaling policy filtering would ignore type query if job query was present [[GH-9312](https://github.com/hashicorp/nomad/issues/9312)]
* core: Fixed a bug where a request to scale a job would fail if the job was not in the default namespace. [[GH-9296](https://github.com/hashicorp/nomad/pull/9296)]
* core: Fixed a bug where blocking queries would not include the query's maximum wait time when calculating whether it was safe to retry. [[GH-8921](https://github.com/hashicorp/nomad/issues/8921)]
* client: Fixed an issue with the Java fingerprinter on macOS causing pop-up notifications when no JVM installed. [[GH-9225](https://github.com/hashicorp/nomad/pull/9225)]
* client: Fixed an issue in processing device plugin fingerprints which would temporarily hang nomad if no devices were found [[GH-9311](https://github.com/hashicorp/nomad/issues/9311)]
* client: Fixed an in-place upgrade bug, where a Nomad client may fail to manage tasks that were started with pre-0.9 Nomad client. [[GH-9304](https://github.com/hashicorp/nomad/pull/9304)]
* consul: Fixed a bug where canary_meta was not being interpolated with environment variables [[GH-9096](https://github.com/hashicorp/nomad/pull/9096)]
* consul: Fixed a bug to correctly validate task when using script-checks in group-level services [[GH-8952](https://github.com/hashicorp/nomad/issues/8952)]
* consul: Fixed a bug that caused connect sidecars to be re-registered in Consul every 30 seconds [[GH-9330](https://github.com/hashicorp/nomad/pull/9330)]
* csi: Fixed a bug where `nomad volume detach` would not accept prefixes for the node ID parameter. [[GH-9041](https://github.com/hashicorp/nomad/issues/9041)]
* csi: Fixed a bug where `nomad alloc status -verbose` would display an error when querying volumes. [[GH-9354](https://github.com/hashicorp/nomad/issues/9354)]
* csi: Fixed a bug where queries for CSI plugins could be interleaved, resulting in inconsistent counts of plugins. [[GH-9438](https://github.com/hashicorp/nomad/issues/9438)]
* driver/docker: Fixed a bug where the Docker daemon could block longer than the `kill_timeout`. [[GH-9502](https://github.com/hashicorp/nomad/issues/9502)
* driver/docker: Fixed a bug where the default `image_delay` configuration was ignored if the `gc` configuration was not set. [[GH-9101](https://github.com/hashicorp/nomad/issues/9101)]
* driver/raw_exec: Fixed a bug where raw_exec attempts to create a freezer cgroups for the tasks even when `no_cgroups` is set. [[GH-9328](https://github.com/hashicorp/nomad/issues/9328)]
* scheduler: Fixed a bug where where system jobs would bind on all interfaces instead of the specified `host_network`. [[GH-8822](https://github.com/hashicorp/nomad/issues/8822)]
* ui: Fixed a bug in the volume status page where read allocations and write allocations were not displayed. [[GH-9377](https://github.com/hashicorp/nomad/issues/9377)]
* ui: Fixed a bug in the CSI volume and plugin status pages where plugins that don't require controllers were shown as unhealthy. [[GH-9416](https://github.com/hashicorp/nomad/issues/9416)]
* drivers/docker+exec+java: Disable `CAP_NET_RAW` linux capability by default to prevent ARP spoofing. CVE-2021-32575 [[GH-10568](https://github.com/hashicorp/nomad/issues/10568)](https://github.com/hashicorp/nomad/issues/10568)
* server: _Backport from v1.0.2_ - Fixed a bug where new servers may bootstrap prematurely when configured with `bootstrap_expect = 0` [[GH-9672](https://github.com/hashicorp/nomad/issues/9672)]
* drivers/exec+java: Modified exec-based drivers to run tasks in private PID/IPC namespaces. CVE-2021-3283 [[GH-9911](https://github.com/hashicorp/nomad/issues/9911)]
* client: Fixed a regression where `NOMAD_{ALLOC,TASK,SECRETS}_DIR` variables would cause an error when interpolated into `template.source` stanzas. [[GH-9391](https://github.com/hashicorp/nomad/issues/9391)]
* docker: Fixed a bug where the `docker.volumes.enabled` configuration was not set to the default `false` if left unset. CVE-2020-28348 [[GH-9303](https://github.com/hashicorp/nomad/issues/9303)]
* docker: Fixed a bug where Docker driver mounts of type "volume" (but not "bind") were not sandboxed when `docker.volumes.enabled` is set to `false`. The `docker.volumes.enabled` configuration will now disable Docker mounts with type "volume" when set to `false`. CVE-2020-28348 [[GH-9303](https://github.com/hashicorp/nomad/issues/9303)]
BUG FIXES:
* client: Fixed an in-place upgrade bug, where a Nomad client may fail to manage tasks that were started with pre-0.9 Nomad client. [[GH-9304](https://github.com/hashicorp/nomad/pull/9304)]
* artifact: Fixed a regression in 0.12.6 where if the artifact `destination` field is an absolute path it is not appended to the task working directory, breaking the use of `NOMAD_SECRETS_DIR` as part of the destination path. [[GH-9148](https://github.com/hashicorp/nomad/issues/9148)]
* template: Fixed a regression in 0.12.6 where if the template `destination` field is an absolute path it is not appended to the task working directory, breaking the use of `NOMAD_SECRETS_DIR` as part of the destination path. [[GH-9148](https://github.com/hashicorp/nomad/issues/9148)]
* artifact: Fixed a bug where interpolation can be used in the artifact `destination` field to write artifact payloads outside the allocation directory. CVE-2020-27195 [[GH-9129](https://github.com/hashicorp/nomad/issues/9129)]
* template: Fixed a bug where interpolation can be used in the template `source` and `destination` fields to read or write files outside the allocation directory even when `disable_file_sandbox` was set to `false` (the default). CVE-2020-27195 [[GH-9129](https://github.com/hashicorp/nomad/issues/9129)]
* template: Fixed a bug where the `disable_file_sandbox` configuration was only respected for the template `file` function and not the template `source` and `destination` fields. CVE-2020-27195 [[GH-9129](https://github.com/hashicorp/nomad/issues/9129)]
* core: Fixed a panic on job submission when the job contains a service with `expose = true` set [[GH-8882](https://github.com/hashicorp/nomad/issues/8882)]
* core: Fixed a regression where stopping the sole job allocation result in two replacement allocations [[GH-8867](https://github.com/hashicorp/nomad/issues/8867)]
* core: Fixed a bug where an allocation may be left running expectedly despite promoting a new job version [[GH-8886](https://github.com/hashicorp/nomad/issues/8886)]
* cli: Fixed the whitespace in nomad monitor help output [[GH-8884](https://github.com/hashicorp/nomad/issues/8884)]
* cli: Updated job samples to avoid using deprecated task level networks and mbit syntax [[GH-8911](https://github.com/hashicorp/nomad/issues/8911)]
* cli: Fixed a bug where alloc signal fails if the CLI cannot contact the Nomad client directly [[GH-8897](https://github.com/hashicorp/nomad/issues/8897)]
* cli: Fixed a bug where host volumes could cause `nomad node status` to panic when the `-verbose` flag was used. [[GH-8902](https://github.com/hashicorp/nomad/issues/8902)]
* core: Fixed a bug where unpromoted job versions are used when rescheduling failed allocations [[GH-8691](https://github.com/hashicorp/nomad/issues/8691)]
* core: Fixed a bug where servers become unresponsive when cron jobs containing zero-padded months [[GH-8804](https://github.com/hashicorp/nomad/issues/8804)]
* core: Fixed bugs where scaling policies could be matched against incorrect jobs with a similar prefix [[GH-8753](https://github.com/hashicorp/nomad/issues/8753)]
* core: Fixed a bug where garbage collection evaluations that failed or spanned leader elections would be re-enqueued forever. [[GH-8682](https://github.com/hashicorp/nomad/issues/8682)]
* core (Enterprise): Fixed a bug where enterprise servers may self-terminate as licenses are ignored after a Raft snapshot restore. [[GH-8737](https://github.com/hashicorp/nomad/issues/8737)]
* cli (Enterprise): Fixed a panic in `nomad operator snapshot agent` if local path is not set [[GH-8809](https://github.com/hashicorp/nomad/issues/8809)]
* client: Fixed a bug where `nomad operator debug` could cause a client agent to panic when the `-node-id` flag was used. [[GH-8795](https://github.com/hashicorp/nomad/issues/8795)]
* csi: Fixed a bug where errors while connecting to plugins could cause a panic in the Nomad client. [[GH-8825](https://github.com/hashicorp/nomad/issues/8825)]
* csi: Fixed a bug where querying CSI volumes would cause a panic if an allocation that claimed the volume had been garbage collected but the claim was not yet dropped. [[GH-8735](https://github.com/hashicorp/nomad/issues/8735)]
* deployments (Enterprise): Fixed a bug where counts could not be changed in the web UI for multiregion jobs. [[GH-8685](https://github.com/hashicorp/nomad/issues/8685)]
* deployments (Enterprise): Fixed a bug in multi-region deployments where a region that was dropped from the jobspec was not deregistered. [[GH-8763](https://github.com/hashicorp/nomad/issues/8763)]
* docker: Fixed a bug where configuring DNS options in `bridge` or `cni` mode would prevent the container from being created. [[GH-8600](https://github.com/hashicorp/nomad/issues/8600)]
* **Scaling Observability UI**: View changes in task group scale (both manual and automatic) over time. [[GH-8551](https://github.com/hashicorp/nomad/issues/8551)]
* consul: Added support for setting `success_before_passing` and `failures_before_critical` on consul service checks. [[GH-6913](https://github.com/hashicorp/nomad/issues/6913)]
* core: Fixed a bug where `nomad job plan` reports success and no updates if the job contains a scaling policy [[GH-8567](https://github.com/hashicorp/nomad/issues/8567)]
* api: Do not allow submission of jobs of type `system` that include task groups with scaling stanzas [[GH-8491](https://github.com/hashicorp/nomad/issues/8491)]
* build: Updated to Go 1.14.7. Go 1.14.6 contained a CVE that is not believed to impact Nomad [[GH-8601](https://github.com/hashicorp/nomad/issues/8601)]
* csi: Fixed a bug where controller plugin RPCs would not be retried to a second controller if available. [[GH-8561](https://github.com/hashicorp/nomad/issues/8561)]
* csi: Fixed a bug where retries of plugin RPCs would not gracefully resume from checkpoints in the workflow. [[GH-8605](https://github.com/hashicorp/nomad/issues/8605)]
* csi: Fixed a bug causing errors during client deregistration if CSI node plugins did not fingerprint after stopping. [[GH-8619](https://github.com/hashicorp/nomad/issues/8619)]
* csi: Fixed a bug where the `NodePublish` workflow incorrectly created target paths that should be created by the CSI plugin. [[GH-8505](https://github.com/hashicorp/nomad/issues/8505)]
* csi: Fixed a bug in `nomad node status` where volumes attached to a node for an improperly cleaned-up allocation caused a panic in the CLI. [[GH-8525](https://github.com/hashicorp/nomad/issues/8525)]
* vault: Fixed a bug where vault integration fails if Vault's /sys/init endpoint is disabled [[GH-8524](https://github.com/hashicorp/nomad/issues/8524)]
* vault: Fixed a bug where upgrades from pre-0.11.3 that use Vault can lead to memory spikes and write large Raft messages. [[GH-8553](https://github.com/hashicorp/nomad/issues/8553)]
* core: Fixed an atomicity bug where a job may fail to start if leadership transition occured while processing the job [[GH-8435](https://github.com/hashicorp/nomad/issues/8435)]
* core: Fixed a regression bug where jobs with group level networking stanza fail to be scheduled with "missing network" constraint error [[GH-8407](https://github.com/hashicorp/nomad/pull/8407)]
* core (Enterprise): Fixed a bug where users were not given full 6 hours to apply initial license when upgrading from unlicensed versions of Nomad. [[GH-8457](https://github.com/hashicorp/nomad/issues/8457)]
* jobspec: Fixed validation of multi-region datacenters to allow empty region `datacenters` to default to job-level `datacenters` [[GH-8426](https://github.com/hashicorp/nomad/issues/8426)]
* scheduler: Fixed a bug in Nomad Enterprise where canaries were not being created during multi-region deployments [[GH-8456](https://github.com/hashicorp/nomad/pull/8456)]
* ui: Fixed stale namespaces after changing acl tokens [[GH-8413](https://github.com/hashicorp/nomad/issues/8413)]
* ui: Fixed inclusion of allocation when opening exec window [[GH-8460](https://github.com/hashicorp/nomad/pull/8460)]
* ui: Fixed the absence of the region query parameter on various actions, such as job stop, allocation restart, node drain. [[GH-8477](https://github.com/hashicorp/nomad/issues/8477)]
* ui: Fixed issue where an orphaned child job would make it so navigating to a job detail page would hang the UI [[GH-8319](https://github.com/hashicorp/nomad/issues/8319)]
* ui: Fixed issue where clicking View Raw File in a non-default region would not provide the region param resulting in a 404 [[GH-8509](https://github.com/hashicorp/nomad/issues/8509)]
* **Container Network Interface (CNI)**: Support for third-party vendors using the CNI plugin system. [[GH-7518](https://github.com/hashicorp/nomad/issues/7518)]
* **Multi-interface Networking**: Support for scheduling on specific network interfaces. [[GH-8208](https://github.com/hashicorp/nomad/issues/8208)]
* **Global Search**: Access jobs and clients from anywhere in the UI using the always available global search bar. [[GH-8175](https://github.com/hashicorp/nomad/issues/8175)]
* **Monitor UI**: Stream client and agent logs from the UI just like you would with the nomad monitor CLI command. [[GH-8177](https://github.com/hashicorp/nomad/issues/8177)]
* **Scaling UI**: Quickly adjust the count of a task group from the UI for task groups with a scaling declaration. [[GH-8207](https://github.com/hashicorp/nomad/issues/8207)]
Operators can set `volume``enabled` plugin configuration to restore previous permissive behavior. [[GH-8261](https://github.com/hashicorp/nomad/issues/8261)]
* driver/qemu: The Qemu driver requires images to reside in a operator-defined paths allowed for task access. [[GH-8261](https://github.com/hashicorp/nomad/issues/8261)]
* networking: Omitting the `port.to` field defaults to mapping to the same port value as the dynamically assigned port. [[GH-8208](https://github.com/hashicorp/nomad/issues/8208)]
* client: Fixed a bug where stdout/stderr were not properly reopened for community task drivers [[GH-8155](https://github.com/hashicorp/nomad/issues/8155)]
* client: Fixed a bug where batch job sidecars may be left running after the main task completes [[GH-8311](https://github.com/hashicorp/nomad/issues/8311)]
* csi: Fixed a bug where `NodeStageVolume` and `NodePublishVolume` requests were not receiving volume context [[GH-8239](https://github.com/hashicorp/nomad/issues/8239)]
* driver/docker: Fixed a bug to set correct value for `memory-swap` when using `memory_hard_limit` [[GH-8153](https://github.com/hashicorp/nomad/issues/8153)]
* ui: The log streamer will now always follow logs when the current scroll position is the end of the buffer. [[GH-8177](https://github.com/hashicorp/nomad/issues/8177)]
* ui: The task group detail page no longer makes excessive requests to the allocation and stats endpoints. [[GH-8216](https://github.com/hashicorp/nomad/issues/8216)]
* ui: Polling endpoints that have yet to be fetched normally works as expected (regression from 0.11.3). [[GH-8207](https://github.com/hashicorp/nomad/issues/8207)]
* client: _Backport from v0.12.9_ - Fixed a regression where `NOMAD_{ALLOC,TASK,SECRETS}_DIR` variables would cause an error when interpolated into `template.source` stanzas. [[GH-9402](https://github.com/hashicorp/nomad/issues/9402)]
* docker: _Backport from v0.12.8_ - Fixed a bug where Docker driver mounts of type "volume" (but not "bind") were not sandboxed when `docker.volumes.enabled` is set to `false`. The `docker.volumes.enabled` configuration will now disable Docker mounts with type "volume" when set to `false`. CVE-2020-28348 [[GH-9303](https://github.com/hashicorp/nomad/issues/9303)]
BUG FIXES:
* client: _Backport from v0.12.8_ - Fixed an in-place upgrade bug, where a Nomad client may fail to manage tasks that were started with pre-0.9 Nomad client. [[GH-9304](https://github.com/hashicorp/nomad/pull/9304)]
* artifact: _Backport from v0.12.7_ - Fixed a regression in 0.11.5 where if the artifact `destination` field is an absolute path it is not appended to the task working directory, breaking the use of `NOMAD_SECRETS_DIR` as part of the destination path. [[GH-9148](https://github.com/hashicorp/nomad/issues/9148)]
* template: _Backport from v0.12.7_ - Fixed a regression in 0.11.5 where if the template `destination` field is an absolute path it is not appended to the task working directory, breaking the use of `NOMAD_SECRETS_DIR` as part of the destination path. [[GH-9148](https://github.com/hashicorp/nomad/issues/9148)]
* artifact: _Backport from v0.12.6_ - Fixed a bug where interpolation can be used in the artifact `destination` field to write artifact payloads outside the allocation directory. CVE-2020-27195 [[GH-9129](https://github.com/hashicorp/nomad/issues/9129)]
* template: _Backport from v0.12.6_ - Fixed a bug where interpolation can be used in the template `source` and `destination` fields to read or write files outside the allocation directory even when `disable_file_sandbox` was set to `false` (the default). CVE-2020-27195 [[GH-9129](https://github.com/hashicorp/nomad/issues/9129)]
* template: _Backport from v0.12.6_ - Fixed a bug where the `disable_file_sandbox` configuration was only respected for the template `file` function and not the template `source` and `destination` fields. CVE-2020-27195 [[GH-9129](https://github.com/hashicorp/nomad/issues/9129)]
* build: *Backport from v0.12.1* - Updated to Go 1.14.6. Go 1.14.5 contained 2 CVEs which are low severity for Nomad [[GH-8467](https://github.com/hashicorp/nomad/issues/8467)]
BUG FIXES:
* vault: *Backport from v0.12.2* - Fixed a bug where upgrades from pre-0.11.3 that use Vault can lead to memory spikes and write large Raft messages. [[GH-8553](https://github.com/hashicorp/nomad/issues/8553)]
* core: Fixed a critical bug causing agent to become unresponsive [[GH-7431](https://github.com/hashicorp/nomad/issues/7970)], [[GH-8163](https://github.com/hashicorp/nomad/issues/8163)]
* core: Fixed a bug where stop_after_client_disconnect could cause the server to become unresponsive [[GH-8098](https://github.com/hashicorp/nomad/issues/8098)
* core: Fixed a bug where an internal metadata, ClusterID, may not be initialized properly upon a slow server upgrade [[GH-8078](https://github.com/hashicorp/nomad/issues/8078)]
* api: Fixed a bug where setting connect sidecar task resources could fail [[GH-7993](https://github.com/hashicorp/nomad/issues/7993)]
* ui: CSI searchable volumes and plugins pages [[GH-7895](https://github.com/hashicorp/nomad/issues/7895)]
* ui: CSI plugins list and etail pages [[GH-7872](https://github.com/hashicorp/nomad/issues/7872)] [[GH-7911](https://github.com/hashicorp/nomad/issues/7911)]
* core: job scale status endpoint was returning incorrect counts [[GH-7789](https://github.com/hashicorp/nomad/issues/7789)]
* core: Fixed bugs related to periodic jobs scheduled during daylight saving transition periods [[GH-7894](https://github.com/hashicorp/nomad/issues/7894)]
* core: Fixed a bug where scores for allocations were biased toward nodes with resource reservations [[GH-7730](https://github.com/hashicorp/nomad/issues/7730)]
* api: validate scale count value is not negative [[GH-7902](https://github.com/hashicorp/nomad/issues/7902)]
* api: autoscaling policies should not be returned for stopped jobs [[GH-7768](https://github.com/hashicorp/nomad/issues/7768)]
* client: Fixed a bug where an multi-task allocation maybe considered unhealthy if some tasks are slow to start [[GH-7944](https://github.com/hashicorp/nomad/issues/7944)]
* ui: Fixed a timeout issue where if the log stream request to a client eventually returns but only after the timeout it never gets closed [[GH-7820](https://github.com/hashicorp/nomad/issues/7820)]
* ui: Setting a namespace on Volumes or Jobs persists that namespace choice when switching to another namespace-away page [[GH-7896](https://github.com/hashicorp/nomad/issues/7896)]
* ui: Fixed a bug where clicking stdout or stderr when already on that clicked view would pause log streaming [[GH-7820](https://github.com/hashicorp/nomad/issues/7820)]
* ui: Fixed a race condition that made swithing from stdout to stderr too quickly show an error [[GH-7820](https://github.com/hashicorp/nomad/issues/7820)]
* ui: Switching namespaces now redirects to Volumes instead of Jobs when on a Storage page [[GH-7896](https://github.com/hashicorp/nomad/issues/7896)]
* core: Fixed a bug that only ran a task `shutdown_delay` if the task had a registered service [[GH-7663](https://github.com/hashicorp/nomad/issues/7663)]
* core: Fixed a panic when garbage collecting a job with allocations spanning multiple versions [[GH-7758](https://github.com/hashicorp/nomad/issues/7758)]
* agent: Fixed a bug where http server logs did not honor json log formatting, and reduced http server logging level to Trace [[GH-7748](https://github.com/hashicorp/nomad/issues/7748)]
* connect: Fixed bugs where some connect parameters would be ignored [[GH-7690](https://github.com/hashicorp/nomad/pull/7690)] [[GH-7684](https://github.com/hashicorp/nomad/pull/7684)]
* connect: Fixed a bug where an absent connect sidecar_service stanza would trigger panic [[GH-7683](https://github.com/hashicorp/nomad/pull/7683)]
* connect: Fixed a bug where some connect proxy fields would be dropped from 'job inspect' output [[GH-7397](https://github.com/hashicorp/nomad/issues/7397)]
* csi: Fixed a panic when claiming a volume for an allocation that was already garbage collected [[GH-7760](https://github.com/hashicorp/nomad/issues/7760)]
* csi: Fixed a bug where CSI plugins with `NODE_STAGE_VOLUME` capabilities were receiving an incorrect volume ID [[GH-7754](https://github.com/hashicorp/nomad/issues/7754)]
* driver/docker: Fixed a bug where retrying failed docker creation may in rare cases trigger a panic [[GH-7749](https://github.com/hashicorp/nomad/issues/7749)]
* scheduler: Fixed a bug in managing allocated devices for a job allocation in in-place update scenarios [[GH-7762](https://github.com/hashicorp/nomad/issues/7762)]
* vault: Upgrade http2 library to fix Vault API calls that fail with `http2: no cached connection was available` [[GH-7673](https://github.com/hashicorp/nomad/issues/7673)]
* client: Updated consul-template library to v0.24.1 - added support for working with consul connect. [Deprecated vault_grace](https://nomadproject.io/guides/upgrade/upgrade-specific/#nomad-0110) [[GH-7170](https://github.com/hashicorp/nomad/pull/7170)]
* core: Fixed a bug where group network mode changes were not honored [[GH-7414](https://github.com/hashicorp/nomad/issues/7414)]
* core: Optimized and fixed few bugs in underlying RPC handling [[GH-7044](https://github.com/hashicorp/nomad/issues/7044)] [[GH-7045](https://github.com/hashicorp/nomad/issues/7045)]
* api: Fixed a panic when canonicalizing a jobspec with an incorrect job type [[GH-7207](https://github.com/hashicorp/nomad/pull/7207)]
* api: Fixed a bug where calling the node GC or GcAlloc endpoints resulted in an error EOF return on successful requests [[GH-5970](https://github.com/hashicorp/nomad/issues/5970)]
* api: Fixed a bug where `/client/allocations/...` (e.g. allocation stats) requests may hang in special cases after a leader election [[GH-7370](https://github.com/hashicorp/nomad/issues/7370)]
* client: Fixed a bug affecting network detection in environments that mimic the EC2 Metadata API [[GH-7509](https://github.com/hashicorp/nomad/issues/7509)]
* client: Fixed a bug where a multi-task allocation maybe considered healthy despite a task restarting [[GH-7383](https://github.com/hashicorp/nomad/issues/7383)]
* connect: Fixed a bug where restarting a client would prevent Connect enabled allocations from cleaning up properly [[GH-7643](https://github.com/hashicorp/nomad/issues/7643)]
* scheduler: Fixed a bug where changes to task group `shutdown_delay` were not persisted or displayed in plan output [[GH-7618](https://github.com/hashicorp/nomad/issues/7618)]
* client: _Backport from v0.12.9_ - Fixed a regression where `NOMAD_{ALLOC,TASK,SECRETS}_DIR` variables would cause an error when interpolated into `template.source` stanzas. [[GH-9405](https://github.com/hashicorp/nomad/issues/9405)]
* docker: _Backport from v0.12.8_ - Fixed a bug where Docker driver mounts of type "volume" (but not "bind") were not sandboxed when `docker.volumes.enabled` is set to `false`. The `docker.volumes.enabled` configuration will now disable Docker mounts with type "volume" when set to `false`. CVE-2020-28348 [[GH-9303](https://github.com/hashicorp/nomad/issues/9303)]
BUG FIXES:
* client: _Backport from v0.12.8_ - Fixed an in-place upgrade bug, where a Nomad client may fail to manage tasks that were started with pre-0.9 Nomad client. [[GH-9304](https://github.com/hashicorp/nomad/pull/9304)]
* artifact: _Backport from v0.12.7_ - Fixed a regression in 0.10.6 where if the artifact `destination` field is an absolute path it is not appended to the task working directory, breaking the use of `NOMAD_SECRETS_DIR` as part of the destination path. [[GH-9148](https://github.com/hashicorp/nomad/issues/9148)]
* template: _Backport from v0.12.7_ - Fixed a regression in 0.10.6 where if the template `destination` field is an absolute path it is not appended to the task working directory, breaking the use of `NOMAD_SECRETS_DIR` as part of the destination path. [[GH-9148](https://github.com/hashicorp/nomad/issues/9148)]
* artifact: _Backport from v0.12.6_ - Fixed a bug where interpolation can be used in the artifact `destination` field to write artifact payloads outside the allocation directory. CVE-2020-27195 [[GH-9129](https://github.com/hashicorp/nomad/issues/9129)]
* template: _Backport from v0.12.6_ - Fixed a bug where interpolation can be used in the template `source` and `destination` fields to read or write files outside the allocation directory even when `disable_file_sandbox` was set to `false` (the default). CVE-2020-27195 [[GH-9129](https://github.com/hashicorp/nomad/issues/9129)]
* template: _Backport from v0.12.6_ - Fixed a bug where the `disable_file_sandbox` configuration was only respected for the template `file` function and not the template `source` and `destination` fields. CVE-2020-27195 [[GH-9129](https://github.com/hashicorp/nomad/issues/9129)]
* api: Nomad now supports ability to remotely request /debug/pprof endpoints from a remote agent. [[GH-6841](https://github.com/hashicorp/nomad/issues/6841)]
* consul/connect: Nomad may now register Consul Connect services when Consul is configured with ACLs enabled [[GH-6701](https://github.com/hashicorp/nomad/issues/6701)]
* jobspec: Add `shutdown_delay` to task groups so task groups can delay shutdown after deregistering from Consul [[GH-6746](https://github.com/hashicorp/nomad/issues/6746)]
* Our Windows 32-bit and 64-bit executables for this version and up will be signed with a HashiCorp cert. Windows users will no longer see a warning about an "unknown publisher" when running our software.
* driver/docker: Added a `disable_log_collection` parameter to disable nomad log collection [[GH-6820](https://github.com/hashicorp/nomad/issues/6820)]
* server: Introduced a `default_scheduler_config` config parameter to seed initial preemption configuration. [[GH-6935](https://github.com/hashicorp/nomad/issues/6935)]
* scheduler: Removed penalty for allocation's previous node if the allocation did not fail. [[GH-6781](https://github.com/hashicorp/nomad/issues/6781)]
* scheduler: Reduced logging verbosity during preemption [[GH-6849](https://github.com/hashicorp/nomad/issues/6849)]
* ui: Updated Run Job button to be conditionally enabled according to ACLs [[GH-5944](https://github.com/hashicorp/nomad/pull/5944)]
* agent: Fixed a panic when using `nomad monitor` on a client node [[GH-7053](https://github.com/hashicorp/nomad/issues/7053)]
* agent: Fixed race condition in logging when using `nomad monitor` command [[GH-6872](https://github.com/hashicorp/nomad/issues/6872)]
* agent: Fixed a bug where `nomad monitor -server-id` only work for a server's name instead of uuid or name [[GH-7015](https://github.com/hashicorp/nomad/issues/7015)]
* core: Addressed an inconsistency where allocations created prior to 0.9 had missing fields [[GH-6922](https://github.com/hashicorp/nomad/issues/6922)]
* cli: Fixed a bug where error messages appeared interleaved with help text inconsistently [[GH-6865](https://github.com/hashicorp/nomad/issues/6865)]
* cli: Fixed a bug where `nomad monitor -node-id` would cause a cli panic when no nodes where found [[GH-6828](https://github.com/hashicorp/nomad/issues/6828)]
* config: Fixed a bug where agent startup would fail if the `consul.timeout` configuration was set [[GH-6907](https://github.com/hashicorp/nomad/issues/6907)]
* consul: Fixed a bug where script-based health checks would fail if the service configuration included interpolation [[GH-6916](https://github.com/hashicorp/nomad/issues/6916)]
* consul/connect: Fixed a bug where Connect-enabled jobs failed to validate when service names used interpolation [[GH-6855](https://github.com/hashicorp/nomad/issues/6855)]
* drivers: Fixed a bug where exec, java, and raw_exec drivers collected and emited stats every second regardless of the telemetry config [[GH-7043](https://github.com/hashicorp/nomad/issues/7043)]
* scheduler: Fixed a bug where `nomad job plan/apply` returned errors instead of ignoring system job updates for ineligible nodes. [[GH-6996](https://github.com/hashicorp/nomad/issues/6996)]
* scheduler: Fixed a bug where canary allocations where not properly stored across servers during deployments [[GH-6975](https://github.com/hashicorp/nomad/pull/6975)]
* client: Nomad will no longer pass through the `CONSUL_HTTP_TOKEN` environment variable when launching a task. [[GH-7131](https://github.com/hashicorp/nomad/issues/7131)]
* agent: Added unauthenticated connection timeouts and limits to prevent resource exhaustion. CVE-2020-7218 [[GH-7002](https://github.com/hashicorp/nomad/issues/7002)]
* server: Fixed insufficient validation for role and region for RPC connections when TLS enabled. CVE-2020-7956 [[GH-7003](https://github.com/hashicorp/nomad/issues/7003)]
* cli: Our [nomad_0.10.2_darwin_amd64_notarized](https://releases.hashicorp.com/nomad/0.10.2/nomad_0.10.2_darwin_amd64_notarized.zip) release has been signed and notarized according to Apple's requirements. In the future, darwin releases will be signed and notarized with our standard naming convention.
Prior to this release, MacOS 10.15+ users attempting to run our software may see the error: "'nomad' cannot be opened because the developer cannot be verified." This error affected all MacOS 10.15+ users who downloaded our software directly via web browsers, and was caused by [changes to Apple's third-party software requirements](https://developer.apple.com/news/?id=04102019a).
MacOS 10.15+ users should plan to upgrade to 0.10.2+.
* cli: Fixed a bug where `nomad alloc exec` fails if stdout is being redirected and not a TTY [[GH-6684](https://github.com/hashicorp/nomad/issues/6684)]
* cli: Fixed a bug where a cli user may fail to query FS/Allocation API endpoints if they lack `node:read` capability [[GH-6423](https://github.com/hashicorp/nomad/issues/6423)]
* client: Fixed a bug where a client may not restart dead internal processes upon client's restart on Windows [[GH-6426](https://github.com/hashicorp/nomad/issues/6426)]
* consul/connect: Fixed registering multiple Connect-enabled services in the same task group [[GH-6646](https://github.com/hashicorp/nomad/issues/6646)]
* drivers: Fixed a bug where client may panic if a restored task failed to shutdown cleanly [[GH-6763](https://github.com/hashicorp/nomad/issues/6763)]
* driver/exec: Fixed a bug where exec tasks can spawn processes that live beyond task lifecycle [[GH-6722](https://github.com/hashicorp/nomad/issues/6722)]
* scheduler: Fixed a bug that allowed inplace updates after affinity or spread were changed [[GH-6703](https://github.com/hashicorp/nomad/issues/6703)]
* core: Added rolling deployments for service jobs by default and max_parallel=0 disables deployments [[GH-6191](https://github.com/hashicorp/nomad/pull/6100)]
* client: Fixed failure to start if another client is already running with the same data directory [[GH-6348](https://github.com/hashicorp/nomad/pull/6348)]
* client: Fixed a panic that may occur when an `nomad alloc exec` is initiated while process is terminating [[GH-6065](https://github.com/hashicorp/nomad/issues/6065)]
* ui: Fixed a bug where the allocation log viewer would render HTML or hide content that matched XML syntax [[GH-6048](https://github.com/hashicorp/nomad/issues/6048)]
* ui: Fixed a bug where allocation log viewer doesn't show all content in Firefox [[GH-6466](https://github.com/hashicorp/nomad/issues/6466)]
* ui: Fixed a bug where the allocation log viewer would render HTML or hide content that matched XML syntax [[GH-6048](https://github.com/hashicorp/nomad/issues/6048)]
* ui: Fixed a bug where allocation log viewer doesn't show all content in Firefox [[GH-6466](https://github.com/hashicorp/nomad/issues/6466)]
* core: Redacted replication token in agent/self API endpoint. The replication token is a management token that can be used for further privilege escalation. CVE-2019-12741 [[GH-6430](https://github.com/hashicorp/nomad/issues/6430)]
* core: Fixed a bug where a user may start raw_exec task on clients despite driver being disabled. CVE-2019-15928 [[GH-6227](https://github.com/hashicorp/nomad/issues/6227)] [[GH-6431](https://github.com/hashicorp/nomad/issues/6431)]
* enterprise/acl: Fix ACL access checks in Nomad Enterprise where users may query allocation information and perform lifecycle actions in namespaces they are not authorized to. CVE-2019-16742 [[GH-6432](https://github.com/hashicorp/nomad/issues/6432)]
IMPROVEMENTS:
* client: Reduced memory footprint of nomad logging and executor processes [[GH-6341](https://github.com/hashicorp/nomad/issues/6341)]
BUG FIXES:
* core: Fixed a bug where scheduler may schedule an allocation on a node without required drivers [[GH-6227](https://github.com/hashicorp/nomad/issues/6227)]
* client: Fixed a bug where completed allocations may re-run after client restart [[GH-6216](https://github.com/hashicorp/nomad/issues/6216)] [[GH-6207](https://github.com/hashicorp/nomad/issues/6207)]
* devices: Fixed a bug causing CPU usage spike when a device is detected [[GH-6201](https://github.com/hashicorp/nomad/issues/6201)]
* drivers: Fixed port mapping for docker and qemu drivers [[GH-6251](https://github.com/hashicorp/nomad/pull/6251)]
* drivers/docker: Fixed a case where a `nomad alloc exec` would never time out [[GH-6144](https://github.com/hashicorp/nomad/pull/6144)]
* ui: Fixed a bug where allocation log viewer doesn't show all content. [[GH-6048](https://github.com/hashicorp/nomad/issues/6048)]
* client/template: Fix security vulnerabilities associated with task template rendering (CVE-2019-14802), introduced in Nomad 0.5.0 [[GH-6055](https://github.com/hashicorp/nomad/issues/6055)] [[GH-6075](https://github.com/hashicorp/nomad/issues/6075)]
* client/artifact: Fix a privilege escalation in the `exec` driver exploitable by artifacts with setuid permissions (CVE-2019-14803) [[GH-6176](https://github.com/hashicorp/nomad/issues/6176)]
__BACKWARDS INCOMPATIBILITIES:__
* client/template: When rendering a task template, only task environment variables are included by default. [[GH-6055](https://github.com/hashicorp/nomad/issues/6055)]
* client/template: When rendering a task template, the `plugin` function is no longer permitted by default and will raise an error. [[GH-6075](https://github.com/hashicorp/nomad/issues/6075)]
* client/template: When rendering a task template, path parameters for the `file` function will be restricted to the task directory by default. Relative paths or symlinks that point outside the task directory will raise an error. [[GH-6075](https://github.com/hashicorp/nomad/issues/6075)]
IMPROVEMENTS:
* core: Added create and modify timestamps to evaluations [[GH-5881](https://github.com/hashicorp/nomad/pull/5881)]
BUG FIXES:
* api: Fixed job region to default to client node region if none provided [[GH-6064](https://github.com/hashicorp/nomad/pull/6064)]
* ui: Fixed links containing IPv6 addresses to include required square brackets [[GH-6007](https://github.com/hashicorp/nomad/pull/6007)]
* vault: Fix deadlock when reloading server Vault configuration [[GH-6082](https://github.com/hashicorp/nomad/issues/6082)]
* api: Inferred content type of file in alloc filesystem stat endpoint [[GH-5907](https://github.com/hashicorp/nomad/issues/5907)]
* api: Used region from job hcl when not provided as query parameter in job registration and plan endpoints [[GH-5664](https://github.com/hashicorp/nomad/pull/5664)]
* core: System jobs that fail because of resource availability are retried when resources are freed [[GH-5900](https://github.com/hashicorp/nomad/pull/5900)]
* client: Removed extraneous information to improve formatting for hcl parsing error messages [[GH-5972](https://github.com/hashicorp/nomad/pull/5972)]
* core: Fixed a bug where nomad log and exec requests may time out or fail in tls enabled clusters [[GH-5954](https://github.com/hashicorp/nomad/issues/5954)].
* client: Fixed a bug where stats of external driver plugins aren't collected on plugin restart [[GH-5948](https://github.com/hashicorp/nomad/issues/5948)]
* client: Fixed an issue where an alloc remains in pending state if nomad fails to create alloc directory [[GH-5905](https://github.com/hashicorp/nomad/issues/5905)]
* client: Fixed an issue where client may kill running allocs if the client and the leader are restarting simultaneously [[GH-5906](//github.com/hashicorp/nomad/issues/5906)]
* client: Fixed regression that prevented registering multiple services with the same name but different ports in Consul correctly [[GH-5829](https://github.com/hashicorp/nomad/issues/5829)]
* client: Fixed a race condition when performing local task restarts that would result in incorrect task not found errors on Windows [[GH-5899](https://github.com/hashicorp/nomad/pull/5889)]
* driver: Fixed an issue preventing external driver plugins from launching executor process [[GH-5726](https://github.com/hashicorp/nomad/issues/5726)]
* core: Fixed a panic that occurs if a job is updated with new task groups [[GH-5805](https://github.com/hashicorp/nomad/issues/5805)]
* core: Update node's `StatusUpdatedAt` when node drain or eligibility changes [[GH-5746](https://github.com/hashicorp/nomad/issues/5746)]
* core: Fixed a panic that may occur when preempting jobs for network resources [[GH-5794](https://github.com/hashicorp/nomad/issues/5794)]
* core: Fixed a config parsing issue when client metadata contains a boolean value [[GH-5802](https://github.com/hashicorp/nomad/issues/5802)]
* core: Fixed a config parsing issue where consul, vault, and autopilot stanzas break when using a config directory [[GH-5817](https://github.com/hashicorp/nomad/issues/5817)]
* api: Allow sumitting alloc restart requests with an empty body [[GH-5823](https://github.com/hashicorp/nomad/pull/5823)]
* client: Fixed an issue where task restart attempts is not honored properly [[GH-5737](https://github.com/hashicorp/nomad/issues/5737)]
* client: Fixed a panic that occurs when a 0.9.2 client is running with 0.8 nomad servers [[GH-5812](https://github.com/hashicorp/nomad/issues/5812)]
* client: Fixed an issue with cleaning up consul service registration entries when tasks fail to start. [[GH-5821](https://github.com/hashicorp/nomad/pull/5821)]
* ui: Preemption reporting everywhere where allocations are shown and as part of the plan step of job submit [[GH-5594](https://github.com/hashicorp/nomad/issues/5594)]
* ui: Ability to search clients list by class, status, datacenter, or eligibility flags [[GH-5318](https://github.com/hashicorp/nomad/issues/5318)]
* ui: Ability to search jobs list by type, status, datacenter, or prefix [[GH-5236](https://github.com/hashicorp/nomad/issues/5236)]
* ui: Ability to stop and restart allocations [[GH-5734](https://github.com/hashicorp/nomad/issues/5734)]
* ui: Ability to restart tasks [[GH-5734](https://github.com/hashicorp/nomad/issues/5734)]
* core: Add node name to output of `nomad node status` command in verbose mode [[GH-5224](https://github.com/hashicorp/nomad/pull/5224)]
* core: Reduce the size of the raft transaction for plans by only sending fields updated by the plan applier [[GH-5602](https://github.com/hashicorp/nomad/pull/5602)]
* core: Add job update `auto_promote` flag, which causes deployments to promote themselves when all canaries become healthy [[GH-5719](https://github.com/hashicorp/nomad/pull/5719)]
* client: Canary Promotion no longer causes services registered in Consul to become unhealthy [[GH-4566](https://github.com/hashicorp/nomad/issues/4566)]
* client: Allow use of maintenance mode and externally registered checks against Nomad-registered consul services [[GH-4537](https://github.com/hashicorp/nomad/issues/4537)]
* core: Change configuration parsing to use the HCL library's decode, improving JSON support [[GH-1290](https://github.com/hashicorp/nomad/issues/1290)]
* core: Fix a case where non-leader servers would have an ever growing number of waiting evaluations [[GH-5699](https://github.com/hashicorp/nomad/pull/5699)]
* cli: Fix output and exit status for system jobs with constraints [[GH-2381](https://github.com/hashicorp/nomad/issues/2381)] and [[GH-5169](https://github.com/hashicorp/nomad/issues/5169)]
* client: Fix network port mapping related environment variables when running with Nomad 0.8 servers [[GH-5587](https://github.com/hashicorp/nomad/issues/5587)]
* client: Fix issue with terminal state deployments being modified when allocation subsequently fails [[GH-5645](https://github.com/hashicorp/nomad/issues/5645)]
* client: Fix deadlock on client startup after reboot [[GH-5568](https://github.com/hashicorp/nomad/pull/5568)]
* client: Fix issue with node registration where newly registered nodes would not run system jobs [[GH-5585](https://github.com/hashicorp/nomad/pull/5585)]
* driver/docker: Fix regression around volume handling [[GH-5572](https://github.com/hashicorp/nomad/pull/5572)]
* driver/docker: Fix regression in which logs aren't collected for docker container with `tty` set to true [[GH-5609](https://github.com/hashicorp/nomad/pull/5609)]
* driver/exec: Fix an issue where raw_exec and exec processes are leaked when nomad agent is restarted [[GH-5598](https://github.com/hashicorp/nomad/pull/5598)]
* core: Added support for specifying node affinities. Affinities allow job operators to specify weighted placement preferences according to different node attributes [[GH-4512](https://github.com/hashicorp/nomad/issues/4512)]
* core: Added support for spreading allocations across a specific attribute. Operators can specify spread target percentages across failure domains such as datacenter or rack [[GH-4512](https://github.com/hashicorp/nomad/issues/4512)]
* core: Added preemption support for system jobs. System jobs can now preempt other jobs of lower priority. See [preemption](https://www.nomadproject.io/docs/internals/scheduling/preemption.html) for more details. [[GH-4794](https://github.com/hashicorp/nomad/pull/4794)]
* client: When retrying a failed artifact, do not download any successfully downloaded artifacts again [[GH-5322](https://github.com/hashicorp/nomad/issues/5322)]
* client: Added service metadata tag that enables the Consul UI to show a Nomad icon for services registered by Nomad [[GH-4889](https://github.com/hashicorp/nomad/issues/4889)]
* driver/docker: Report container images with user friendly name rather than underlying image ID [[GH-4926](https://github.com/hashicorp/nomad/pull/4926)]
* driver/docker: Add support for collecting stats on Windows [[GH-5355](https://github.com/hashicorp/nomad/pull/5355)]
drivers/docker: Report docker driver as undetected before first connecting to the docker daemon [[GH-5362](https://github.com/hashicorp/nomad/pull/5362)]
* server/vault: Added Vault token expiry info in `nomad status` CLI, and some improvements to token refresh process [[GH-4817](https://github.com/hashicorp/nomad/pull/4817)]
* telemetry: Added new tags with value of child job id and parent job id for parameterized and periodic jobs [[GH-4392](https://github.com/hashicorp/nomad/issues/4392)]
* ui: Gracefully handle errors from the stats end points [[GH-4833](https://github.com/hashicorp/nomad/issues/4833)]
* ui: Added links to Jobs and Clients from the error page template [[GH-4850](https://github.com/hashicorp/nomad/issues/4850)]
* ui: Jobs can be authored, planned, submitted, and edited from the UI [[GH-4600](https://github.com/hashicorp/nomad/issues/4600)]
* ui: Display recent allocations on job page and introduce allocation tab [[GH-4529](https://github.com/hashicorp/nomad/issues/4529)]
* ui: Refactored breadcrumbs and adjusted the breadcrumb paths on each page [[GH-4458](https://github.com/hashicorp/nomad/issues/4458)]
* ui: Switching namespaces in the UI will now always "reset" back to the jobs list page [[GH-4533](https://github.com/hashicorp/nomad/issues/4533)]
* ui: CPU and Memory metrics are plotted over time during a session in line charts on node detail, allocation detail, and task detail pages [[GH-4661](https://github.com/hashicorp/nomad/issues/4661)], [[GH-4718](https://github.com/hashicorp/nomad/issues/4718)], [[GH-4727](https://github.com/hashicorp/nomad/issues/4727)]
* core: Fix an issue where job summaries for parent dispatch/periodic jobs were not being computed correctly [[GH-5205](https://github.com/hashicorp/nomad/pull/5205)]
* core: Fix an issue where a canary allocation with a deployment no longer in the state store caused a panic [[GH-5259](https://github.com/hashicorp/nomad/pull/5259)
* client: Fix an issue where driver attributes are not updated in node API responses if they change after after startup [[GH-4984](https://github.com/hashicorp/nomad/pull/4984)]
* driver/docker: Fix a path traversal issue where mounting paths outside alloc dir might be possible despite `docker.volumes.enabled` set to false [[GH-4983](https://github.com/hashicorp/nomad/pull/4983)]
* driver/raw_exec: Fix an issue where tasks that used an interpolated command in driver configuration would not start [[GH-4813](https://github.com/hashicorp/nomad/pull/4813)]
* scheduler: Allow schedulers to handle evaluations that are created due to previous evaluation failures [[GH-4712](https://github.com/hashicorp/nomad/issues/4712)]
* server/vault: Fixed bug in Vault token renewal that could panic on a malformed Vault response [[GH-4904](https://github.com/hashicorp/nomad/issues/4904)], [[GH-4937](https://github.com/hashicorp/nomad/pull/4937)]
* ui: Fixed an issue where searching while viewing a paginated table could display no results [[GH-4822](https://github.com/hashicorp/nomad/issues/4822)]
* ui: Fixed an issue where the task group breadcrumb didn't always include the namesapce query param [[GH-4801](https://github.com/hashicorp/nomad/issues/4801)]
* ui: Added an empty state for the tasks list on the allocation detail page, for when an alloc has no tasks [[GH-4860](https://github.com/hashicorp/nomad/issues/4860)]
* ui: Fixed an issue where dispatched jobs would get the wrong template type which could cause runtime errors [[GH-4852](https://github.com/hashicorp/nomad/issues/4852)]
* ui: Fixed an issue where distribution bar corners weren't rounded when there was only one or two slices in the chart [[GH-4507](https://github.com/hashicorp/nomad/issues/4507)]
* core: Added `filter_default`, `prefix_filter` and `disable_dispatched_job_summary_metrics`
client options to improve metric filtering [[GH-4878](https://github.com/hashicorp/nomad/issues/4878)]
* driver/docker: Support `bind` mount type in order to allow Windows users to mount absolute paths [[GH-4958](https://github.com/hashicorp/nomad/issues/4958)]
BUG FIXES:
* core: Fixed panic when Vault secret response is nil [[GH-4904](https://github.com/hashicorp/nomad/pull/4904)] [[GH-4937](https://github.com/hashicorp/nomad/pull/4937)]
* core: Fixed issue with negative counts in job summary [[GH-4949](https://github.com/hashicorp/nomad/issues/4949)]
* core: Fixed issue with handling duplicated blocked evaluations [[GH-4867](https://github.com/hashicorp/nomad/pull/4867)]
* core: Fixed bug where some successfully completed jobs get re-run after job
* core: Failed deployments no longer block migrations [[GH-4659](https://github.com/hashicorp/nomad/issues/4659)]
* client: Added option to prevent Nomad from removing containers when the task exits [[GH-4535](https://github.com/hashicorp/nomad/issues/4535)]
BUG FIXES:
* core: Reset queued allocation summary to zero when job stopped [[GH-4414](https://github.com/hashicorp/nomad/issues/4414)]
* core: Fix inverted logic bug where if `disable_update_check` was enabled, update checks would be performed [[GH-4570](https://github.com/hashicorp/nomad/issues/4570)]
* core: Fix panic due to missing synchronization in delayed evaluations heap [[GH-4632](https://github.com/hashicorp/nomad/issues/4632)]
* core: Fix treating valid PEM files as invalid [[GH-4613](https://github.com/hashicorp/nomad/issues/4613)]
* core: Fix panic in nomad job history when invoked with a job version that doesn't exist [[GH-4577](https://github.com/hashicorp/nomad/issues/4577)]
* core: Fix issue with not properly closing connection multiplexer when its context is cancelled [[GH-4573](https://github.com/hashicorp/nomad/issues/4573)]
* core: Upgrade vendored Vault client library to fix API incompatibility issue [[GH-4658](https://github.com/hashicorp/nomad/issues/4658)]
* driver/docker: Fix kill timeout not being respected when timeout is over five minutes [[GH-4599](https://github.com/hashicorp/nomad/issues/4599)]
* ui: Show node drain, node eligibility, and node drain strategy information in the Client list and Client detail pages [[GH-4353](https://github.com/hashicorp/nomad/issues/4353)]
* ui: Show reschedule-event information for allocations that were server-side rescheduled [[GH-4254](https://github.com/hashicorp/nomad/issues/4254)]
* ui: Track the method in XHR tracking to prevent errant ACL error dialogs when stopping a job [[GH-4319](https://github.com/hashicorp/nomad/issues/4319)]
* ui: Make the tasks list on the Allocation Detail Page look and behave like other lists [[GH-4387](https://github.com/hashicorp/nomad/issues/4387)] [[GH-4393](https://github.com/hashicorp/nomad/issues/4393)]
* ui: Use the Network IP, not the Node IP, for task addresses [[GH-4369](https://github.com/hashicorp/nomad/issues/4369)]
* ui: Alloc stats will continue to poll after a request errors or returns an invalid response [[GH-4195](https://github.com/hashicorp/nomad/pull/4195)]
* core: A set of features (Autopilot) has been added to allow for automatic operator-friendly management of Nomad servers. For more information about Autopilot, see the [Autopilot Guide](https://www.nomadproject.io/guides/cluster/autopilot.html). [[GH-3670](https://github.com/hashicorp/nomad/pull/3670)]
* core: Failed tasks are automatically rescheduled according to user specified criteria. For more information on configuration, see the [Reshedule Stanza](https://www.nomadproject.io/docs/job-specification/reschedule.html) [[GH-3981](https://github.com/hashicorp/nomad/issues/3981)]
* core: Servers can now retry connecting to Vault to verify tokens without requiring a SIGHUP to do so [[GH-3957](https://github.com/hashicorp/nomad/issues/3957)]
* cli: Clearer task event descriptions in `nomad alloc-status` when there are server side failures authenticating to Vault [[GH-3968](https://github.com/hashicorp/nomad/issues/3968)]
* client: Refactor client fingerprint methods to a request/response format [[GH-3781](https://github.com/hashicorp/nomad/issues/3781)]
* client: Enable periodic health checks for drivers. Initial support only includes the Docker driver. [[GH-3856](https://github.com/hashicorp/nomad/issues/3856)]
* ui: Specialized job detail pages for each job type (system, service, batch, periodic, parameterized, periodic instance, parameterized instance) [[GH-3829](https://github.com/hashicorp/nomad/issues/3829)]
* ui: Allocation stats requests are made through the server instead of directly through clients [[GH-3908](https://github.com/hashicorp/nomad/issues/3908)]
* ui: Allocation log requests fallback to using the server when the client can't be reached [[GH-3908](https://github.com/hashicorp/nomad/issues/3908)]
* ui: All views poll for changes using long-polling via blocking queries [[GH-3936](https://github.com/hashicorp/nomad/issues/3936)]
* ui: Dispatch payload on the parameterized instance job detail page [[GH-3829](https://github.com/hashicorp/nomad/issues/3829)]
* ui: Periodic force launch button on the periodic job detail page [[GH-3829](https://github.com/hashicorp/nomad/issues/3829)]
* ui: Allocation breadcrumbs now extend job breadcrumbs [[GH-3829](https://github.com/hashicorp/nomad/issues/3974)]
* core: Fix an issue where an entire region leaving caused `nomad server-members` to fail with a 500 response [[GH-1515](https://github.com/hashicorp/nomad/issues/1515)]
* core: Fix an issue where jobs with the same name in a different namespace were not being blocked correctly [[GH-3972](https://github.com/hashicorp/nomad/issues/3972)]
* ui: Always show the task name in the task recent events table on the allocation detail page. [[GH-3985](https://github.com/hashicorp/nomad/pull/3985)]
* ui: Only show the placement failures section when there is a blocked evaluation. [[GH-3956](https://github.com/hashicorp/nomad/pull/3956)]
* client/restart policy: Not restarting Batch Jobs if the exit code is 0 [[GH-491](https://github.com/hashicorp/nomad/issues/491)]
* client/service discovery: Make Service IDs unique [[GH-479](https://github.com/hashicorp/nomad/issues/479)]
* client/service: Fixes update to check definitions and services which are already registered [[GH-498](https://github.com/hashicorp/nomad/issues/498)]
* driver/docker: Expose the container port instead of the host port [[GH-466](https://github.com/hashicorp/nomad/issues/466)]
* driver/docker: Support `port_map` for static ports [[GH-476](https://github.com/hashicorp/nomad/issues/476)]
* driver/docker: Pass 0.2.0-style port environment variables to the docker container [[GH-476](https://github.com/hashicorp/nomad/issues/476)]
* jobspec: distinct_hosts constraint can be specified as a boolean (previously panicked) [[GH-501](https://github.com/hashicorp/nomad/issues/501)]
* drivers: Use BlkioWeight rather than BlkioThrottleReadIopsDevice [[GH-222](https://github.com/hashicorp/nomad/issues/222)]
* jobspec and drivers: Driver configuration supports arbitrary struct to be passed in jobspec [[GH-415](https://github.com/hashicorp/nomad/issues/415)]
