542 lines
14 KiB
Markdown
542 lines
14 KiB
Markdown
---
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layout: api
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page_title: Allocations - HTTP API
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sidebar_current: api-allocations
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description: |-
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The /allocation endpoints are used to query for and interact with allocations.
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---
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# Allocations HTTP API
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The `/allocation` endpoints are used to query for and interact with allocations.
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## List Allocations
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This endpoint lists all allocations.
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| Method | Path | Produces |
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| ------ | ------------------------- | -------------------------- |
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| `GET` | `/v1/allocations` | `application/json` |
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The table below shows this endpoint's support for
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[blocking queries](/api/index.html#blocking-queries) and
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[required ACLs](/api/index.html#acls).
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| Blocking Queries | ACL Required |
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| ---------------- | -------------------- |
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| `YES` | `namespace:read-job` |
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### Parameters
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- `prefix` `(string: "")`- Specifies a string to filter allocations on based on
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an index prefix. This is specified as a querystring parameter.
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### Sample Request
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```text
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$ curl \
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https://nomad.rocks/v1/allocations
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```
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```text
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$ curl \
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https://nomad.rocks/v1/allocations?prefix=a8198d79
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```
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### Sample Response
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```json
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[
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{
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"ID": "a8198d79-cfdb-6593-a999-1e9adabcba2e",
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"EvalID": "5456bd7a-9fc0-c0dd-6131-cbee77f57577",
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"Name": "example.cache[0]",
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"NodeID": "fb2170a8-257d-3c64-b14d-bc06cc94e34c",
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"JobID": "example",
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"TaskGroup": "cache",
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"DesiredStatus": "run",
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"DesiredDescription": "",
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"ClientStatus": "running",
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"ClientDescription": "",
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"TaskStates": {
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"redis": {
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"State": "running",
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"FinishedAt": "0001-01-01T00:00:00Z",
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"LastRestart": "0001-01-01T00:00:00Z",
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"Restarts": 0,
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"StartedAt": "2017-07-25T23:36:26.106431265Z",
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"Failed": false,
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"Events": [
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{
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"Type": "Received",
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"Time": 1495747371795703800,
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"FailsTask": false,
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"RestartReason": "",
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"SetupError": "",
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"DriverError": "",
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"ExitCode": 0,
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"Signal": 0,
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"Message": "",
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"KillTimeout": 0,
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"KillError": "",
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"KillReason": "",
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"StartDelay": 0,
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"DownloadError": "",
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"ValidationError": "",
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"DiskLimit": 0,
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"FailedSibling": "",
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"VaultError": "",
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"TaskSignalReason": "",
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"TaskSignal": "",
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"DriverMessage": ""
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},
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{
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"Type": "Driver",
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"Time": 1495747371798867200,
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"FailsTask": false,
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"RestartReason": "",
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"SetupError": "",
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"DriverError": "",
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"ExitCode": 0,
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"Signal": 0,
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"Message": "",
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"KillTimeout": 0,
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"KillError": "",
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"KillReason": "",
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"StartDelay": 0,
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"DownloadError": "",
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"ValidationError": "",
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"DiskLimit": 0,
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"FailedSibling": "",
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"VaultError": "",
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"TaskSignalReason": "",
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"TaskSignal": "",
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"DriverMessage": "Downloading image redis:3.2"
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},
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{
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"Type": "Started",
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"Time": 1495747379525667800,
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"FailsTask": false,
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"RestartReason": "",
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"SetupError": "",
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"DriverError": "",
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"ExitCode": 0,
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"Signal": 0,
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"Message": "",
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"KillTimeout": 0,
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"KillError": "",
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"KillReason": "",
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"StartDelay": 0,
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"DownloadError": "",
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"ValidationError": "",
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"DiskLimit": 0,
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"FailedSibling": "",
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"VaultError": "",
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"TaskSignalReason": "",
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"TaskSignal": "",
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"DriverMessage": ""
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}
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]
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}
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},
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"CreateIndex": 54,
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"ModifyIndex": 57,
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"CreateTime": 1495747371794276400
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}
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]
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```
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## Read Allocation
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This endpoint reads information about a specific allocation.
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| Method | Path | Produces |
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| ------ | -------------------------- | -------------------------- |
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| `GET` | `/v1/allocation/:alloc_id` | `application/json` |
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The table below shows this endpoint's support for
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[blocking queries](/api/index.html#blocking-queries) and
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[required ACLs](/api/index.html#acls).
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| Blocking Queries | ACL Required |
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| ---------------- | -------------------- |
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| `YES` | `namespace:read-job` |
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### Parameters
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- `:alloc_id` `(string: <required>)`- Specifies the UUID of the allocation. This
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must be the full UUID, not the short 8-character one. This is specified as
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part of the path.
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### Sample Request
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```text
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$ curl \
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https://nomad.rocks/v1/allocation/5456bd7a-9fc0-c0dd-6131-cbee77f57577
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```
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### Sample Response
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```json
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{
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"ID": "a8198d79-cfdb-6593-a999-1e9adabcba2e",
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"EvalID": "5456bd7a-9fc0-c0dd-6131-cbee77f57577",
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"Name": "example.cache[0]",
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"NodeID": "fb2170a8-257d-3c64-b14d-bc06cc94e34c",
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"JobID": "example",
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"Job": {
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"Region": "global",
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"ID": "example",
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"ParentID": "",
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"Name": "example",
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"Type": "service",
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"Priority": 50,
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"AllAtOnce": false,
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"Datacenters": [
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"dc1"
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],
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"Constraints": null,
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"TaskGroups": [
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{
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"Name": "cache",
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"Count": 1,
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"Constraints": null,
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"RestartPolicy": {
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"Attempts": 10,
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"Interval": 300000000000,
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"Delay": 25000000000,
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"Mode": "delay"
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},
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"Tasks": [
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{
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"Name": "redis",
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"Driver": "docker",
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"User": "",
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"Config": {
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"port_map": [
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{
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"db": 6379
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}
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],
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"image": "redis:3.2"
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},
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"Env": null,
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"Services": [
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{
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"Name": "global-redis-check",
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"PortLabel": "db",
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"Tags": [
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"global",
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"cache"
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],
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"Checks": [
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{
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"Name": "alive",
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"Type": "tcp",
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"Command": "",
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"Args": null,
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"Path": "",
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"Protocol": "",
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"PortLabel": "",
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"Interval": 10000000000,
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"Timeout": 2000000000,
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"InitialStatus": ""
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}
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]
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}
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],
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"Vault": null,
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"Templates": null,
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"Constraints": null,
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"Resources": {
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"CPU": 500,
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"MemoryMB": 10,
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"DiskMB": 0,
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"IOPS": 0,
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"Networks": [
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{
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"Device": "",
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"CIDR": "",
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"IP": "",
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"MBits": 10,
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"ReservedPorts": null,
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"DynamicPorts": [
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{
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"Label": "db",
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"Value": 0
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}
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]
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}
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]
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},
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"DispatchPayload": null,
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"Meta": null,
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"KillTimeout": 5000000000,
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"LogConfig": {
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"MaxFiles": 10,
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"MaxFileSizeMB": 10
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},
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"Artifacts": null,
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"Leader": false
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}
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],
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"EphemeralDisk": {
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"Sticky": false,
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"SizeMB": 300,
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"Migrate": false
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},
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"Meta": null
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}
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],
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"Update": {
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"Stagger": 10000000000,
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"MaxParallel": 0
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},
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"Periodic": null,
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"ParameterizedJob": null,
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"Payload": null,
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"Meta": null,
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"VaultToken": "",
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"Status": "pending",
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"StatusDescription": "",
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"CreateIndex": 52,
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"ModifyIndex": 52,
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"JobModifyIndex": 52
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},
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"TaskGroup": "cache",
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"Resources": {
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"CPU": 500,
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"MemoryMB": 10,
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"DiskMB": 300,
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"IOPS": 0,
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"Networks": [
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{
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"Device": "lo0",
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"CIDR": "",
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"IP": "127.0.0.1",
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"MBits": 10,
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"ReservedPorts": null,
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"DynamicPorts": [
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{
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"Label": "db",
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"Value": 23116
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}
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]
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}
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]
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},
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"SharedResources": {
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"CPU": 0,
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"MemoryMB": 0,
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"DiskMB": 300,
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"IOPS": 0,
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"Networks": null
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},
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"TaskResources": {
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"redis": {
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"CPU": 500,
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"MemoryMB": 10,
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"DiskMB": 0,
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"IOPS": 0,
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"Networks": [
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{
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"Device": "lo0",
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"CIDR": "",
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"IP": "127.0.0.1",
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"MBits": 10,
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"ReservedPorts": null,
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"DynamicPorts": [
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{
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"Label": "db",
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"Value": 23116
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}
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]
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}
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]
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}
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},
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"Metrics": {
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"NodesEvaluated": 1,
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"NodesFiltered": 0,
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"NodesAvailable": {
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"dc1": 1
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},
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"ClassFiltered": null,
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"ConstraintFiltered": null,
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"NodesExhausted": 0,
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"ClassExhausted": null,
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"DimensionExhausted": null,
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"Scores": {
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"fb2170a8-257d-3c64-b14d-bc06cc94e34c.binpack": 0.6205732522109244
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},
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"AllocationTime": 31729,
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"CoalescedFailures": 0
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},
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"DesiredStatus": "run",
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"DesiredDescription": "",
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"ClientStatus": "running",
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"ClientDescription": "",
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"TaskStates": {
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"redis": {
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"State": "running",
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"Failed": false,
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"FinishedAt": "0001-01-01T00:00:00Z",
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"LastRestart": "0001-01-01T00:00:00Z",
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"Restarts": 0,
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"StartedAt": "2017-07-25T23:36:26.106431265Z",
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"Events": [
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{
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"Type": "Received",
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"Time": 1495747371795703800,
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"FailsTask": false,
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"RestartReason": "",
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"SetupError": "",
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"DriverError": "",
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"ExitCode": 0,
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"Signal": 0,
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"Message": "",
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"KillTimeout": 0,
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"KillError": "",
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"KillReason": "",
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"StartDelay": 0,
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"DownloadError": "",
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"ValidationError": "",
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"DiskLimit": 0,
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"FailedSibling": "",
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"VaultError": "",
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"TaskSignalReason": "",
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"TaskSignal": "",
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"DriverMessage": ""
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},
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{
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"Type": "Driver",
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"Time": 1495747371798867200,
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"FailsTask": false,
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"RestartReason": "",
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"SetupError": "",
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"DriverError": "",
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"ExitCode": 0,
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"Signal": 0,
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"Message": "",
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"KillTimeout": 0,
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"KillError": "",
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"KillReason": "",
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"StartDelay": 0,
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"DownloadError": "",
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"ValidationError": "",
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"DiskLimit": 0,
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"FailedSibling": "",
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"VaultError": "",
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"TaskSignalReason": "",
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"TaskSignal": "",
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"DriverMessage": "Downloading image redis:3.2"
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},
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{
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"Type": "Started",
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"Time": 1495747379525667800,
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"FailsTask": false,
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"RestartReason": "",
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"SetupError": "",
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"DriverError": "",
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"ExitCode": 0,
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"Signal": 0,
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"Message": "",
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"KillTimeout": 0,
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"KillError": "",
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"KillReason": "",
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"StartDelay": 0,
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"DownloadError": "",
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"ValidationError": "",
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"DiskLimit": 0,
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"FailedSibling": "",
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"VaultError": "",
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"TaskSignalReason": "",
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"TaskSignal": "",
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"DriverMessage": ""
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}
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]
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}
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},
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"PreviousAllocation": "",
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"CreateIndex": 54,
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"ModifyIndex": 57,
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"AllocModifyIndex": 54,
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"CreateTime": 1495747371794276400
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}
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```
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#### Field Reference
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- `TaskStates` - A map of tasks to their current state and the latest events
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that have effected the state. `TaskState` objects contain the following
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fields:
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- `State`: The task's current state. It can have one of the following
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values:
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- `TaskStatePending` - The task is waiting to be run, either for the first
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time or due to a restart.
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- `TaskStateRunning` - The task is currently running.
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- `TaskStateDead` - The task is dead and will not run again.
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- `StartedAt`: The time the task was last started at. Can be updated through
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restarts.
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- `FinishedAt`: The time the task was finished at.
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- `LastRestart`: The last time the task was restarted.
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- `Restarts`: The number of times the task has restarted.
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- `Events` - An event contains metadata about the event. The latest 10 events
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are stored per task. Each event is timestamped (Unix nanoseconds) and has one
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of the following types:
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- `Setup Failure` - The task could not be started because there was a
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failure setting up the task prior to it running.
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- `Driver Failure` - The task could not be started due to a failure in the
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driver.
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- `Started` - The task was started; either for the first time or due to a
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restart.
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- `Terminated` - The task was started and exited.
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- `Killing` - The task has been sent the kill signal.
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- `Killed` - The task was killed by a user.
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- `Received` - The task has been pulled by the client at the given timestamp.
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- `Failed Validation` - The task was invalid and as such it didn't run.
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- `Restarting` - The task terminated and is being restarted.
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- `Not Restarting` - the task has failed and is not being restarted because
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it has exceeded its restart policy.
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- `Downloading Artifacts` - The task is downloading the artifact(s)
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- specified in the task.
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- `Failed Artifact Download` - Artifact(s) specified in the task failed to
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download.
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- `Restart Signaled` - The task was singled to be restarted.
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- `Signaling` - The task was is being sent a signal.
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- `Sibling Task Failed` - A task in the same task group failed.
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- `Leader Task Dead` - The group's leader task is dead.
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- `Driver` - A message from the driver.
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- `Task Setup` - Task setup messages.
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- `Building Task Directory` - Task is building its file system.
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Depending on the type the event will have applicable annotations.
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