open-vault/command/commands.go

787 lines
24 KiB
Go

package command
import (
"os"
"os/signal"
"syscall"
"github.com/hashicorp/vault/audit"
"github.com/hashicorp/vault/builtin/plugin"
"github.com/hashicorp/vault/sdk/logical"
"github.com/hashicorp/vault/sdk/physical"
"github.com/hashicorp/vault/sdk/version"
"github.com/mitchellh/cli"
/*
The builtinplugins package is initialized here because it, in turn,
initializes the database plugins.
They register multiple database drivers for the "database/sql" package.
*/
_ "github.com/hashicorp/vault/helper/builtinplugins"
auditFile "github.com/hashicorp/vault/builtin/audit/file"
auditSocket "github.com/hashicorp/vault/builtin/audit/socket"
auditSyslog "github.com/hashicorp/vault/builtin/audit/syslog"
credAliCloud "github.com/hashicorp/vault-plugin-auth-alicloud"
credCentrify "github.com/hashicorp/vault-plugin-auth-centrify"
credCF "github.com/hashicorp/vault-plugin-auth-cf"
credGcp "github.com/hashicorp/vault-plugin-auth-gcp/plugin"
credOIDC "github.com/hashicorp/vault-plugin-auth-jwt"
credKerb "github.com/hashicorp/vault-plugin-auth-kerberos"
credOCI "github.com/hashicorp/vault-plugin-auth-oci"
credAws "github.com/hashicorp/vault/builtin/credential/aws"
credCert "github.com/hashicorp/vault/builtin/credential/cert"
credGitHub "github.com/hashicorp/vault/builtin/credential/github"
credLdap "github.com/hashicorp/vault/builtin/credential/ldap"
credOkta "github.com/hashicorp/vault/builtin/credential/okta"
credToken "github.com/hashicorp/vault/builtin/credential/token"
credUserpass "github.com/hashicorp/vault/builtin/credential/userpass"
logicalKv "github.com/hashicorp/vault-plugin-secrets-kv"
logicalDb "github.com/hashicorp/vault/builtin/logical/database"
physAerospike "github.com/hashicorp/vault/physical/aerospike"
physAliCloudOSS "github.com/hashicorp/vault/physical/alicloudoss"
physAzure "github.com/hashicorp/vault/physical/azure"
physCassandra "github.com/hashicorp/vault/physical/cassandra"
physCockroachDB "github.com/hashicorp/vault/physical/cockroachdb"
physConsul "github.com/hashicorp/vault/physical/consul"
physCouchDB "github.com/hashicorp/vault/physical/couchdb"
physDynamoDB "github.com/hashicorp/vault/physical/dynamodb"
physEtcd "github.com/hashicorp/vault/physical/etcd"
physFoundationDB "github.com/hashicorp/vault/physical/foundationdb"
physGCS "github.com/hashicorp/vault/physical/gcs"
physManta "github.com/hashicorp/vault/physical/manta"
physMSSQL "github.com/hashicorp/vault/physical/mssql"
physMySQL "github.com/hashicorp/vault/physical/mysql"
physOCI "github.com/hashicorp/vault/physical/oci"
physPostgreSQL "github.com/hashicorp/vault/physical/postgresql"
physRaft "github.com/hashicorp/vault/physical/raft"
physS3 "github.com/hashicorp/vault/physical/s3"
physSpanner "github.com/hashicorp/vault/physical/spanner"
physSwift "github.com/hashicorp/vault/physical/swift"
physZooKeeper "github.com/hashicorp/vault/physical/zookeeper"
physFile "github.com/hashicorp/vault/sdk/physical/file"
physInmem "github.com/hashicorp/vault/sdk/physical/inmem"
sr "github.com/hashicorp/vault/serviceregistration"
csr "github.com/hashicorp/vault/serviceregistration/consul"
ksr "github.com/hashicorp/vault/serviceregistration/kubernetes"
)
const (
// EnvVaultCLINoColor is an env var that toggles colored UI output.
EnvVaultCLINoColor = `VAULT_CLI_NO_COLOR`
// EnvVaultFormat is the output format
EnvVaultFormat = `VAULT_FORMAT`
// EnvVaultLicense is an env var used in Vault Enterprise to provide a license blob
EnvVaultLicense = "VAULT_LICENSE"
// EnvVaultLicensePath is an env var used in Vault Enterprise to provide a
// path to a license file on disk
EnvVaultLicensePath = "VAULT_LICENSE_PATH"
// flagNameAddress is the flag used in the base command to read in the
// address of the Vault server.
flagNameAddress = "address"
// flagnameCACert is the flag used in the base command to read in the CA
// cert.
flagNameCACert = "ca-cert"
// flagnameCAPath is the flag used in the base command to read in the CA
// cert path.
flagNameCAPath = "ca-path"
// flagNameClientCert is the flag used in the base command to read in the
// client key
flagNameClientKey = "client-key"
// flagNameClientCert is the flag used in the base command to read in the
// client cert
flagNameClientCert = "client-cert"
// flagNameTLSSkipVerify is the flag used in the base command to read in
// the option to ignore TLS certificate verification.
flagNameTLSSkipVerify = "tls-skip-verify"
// flagTLSServerName is the flag used in the base command to read in
// the TLS server name.
flagTLSServerName = "tls-server-name"
// flagNameAuditNonHMACRequestKeys is the flag name used for auth/secrets enable
flagNameAuditNonHMACRequestKeys = "audit-non-hmac-request-keys"
// flagNameAuditNonHMACResponseKeys is the flag name used for auth/secrets enable
flagNameAuditNonHMACResponseKeys = "audit-non-hmac-response-keys"
// flagNameDescription is the flag name used for tuning the secret and auth mount description parameter
flagNameDescription = "description"
// flagListingVisibility is the flag to toggle whether to show the mount in the UI-specific listing endpoint
flagNameListingVisibility = "listing-visibility"
// flagNamePassthroughRequestHeaders is the flag name used to set passthrough request headers to the backend
flagNamePassthroughRequestHeaders = "passthrough-request-headers"
// flagNameAllowedResponseHeaders is used to set allowed response headers from a plugin
flagNameAllowedResponseHeaders = "allowed-response-headers"
// flagNameTokenType is the flag name used to force a specific token type
flagNameTokenType = "token-type"
// flagNameAllowedManagedKeys is the flag name used for auth/secrets enable
flagNameAllowedManagedKeys = "allowed-managed-keys"
)
var (
auditBackends = map[string]audit.Factory{
"file": auditFile.Factory,
"socket": auditSocket.Factory,
"syslog": auditSyslog.Factory,
}
credentialBackends = map[string]logical.Factory{
"plugin": plugin.Factory,
}
logicalBackends = map[string]logical.Factory{
"plugin": plugin.Factory,
"database": logicalDb.Factory,
// This is also available in the plugin catalog, but is here due to the need to
// automatically mount it.
"kv": logicalKv.Factory,
}
physicalBackends = map[string]physical.Factory{
"aerospike": physAerospike.NewAerospikeBackend,
"alicloudoss": physAliCloudOSS.NewAliCloudOSSBackend,
"azure": physAzure.NewAzureBackend,
"cassandra": physCassandra.NewCassandraBackend,
"cockroachdb": physCockroachDB.NewCockroachDBBackend,
"consul": physConsul.NewConsulBackend,
"couchdb_transactional": physCouchDB.NewTransactionalCouchDBBackend,
"couchdb": physCouchDB.NewCouchDBBackend,
"dynamodb": physDynamoDB.NewDynamoDBBackend,
"etcd": physEtcd.NewEtcdBackend,
"file_transactional": physFile.NewTransactionalFileBackend,
"file": physFile.NewFileBackend,
"foundationdb": physFoundationDB.NewFDBBackend,
"gcs": physGCS.NewBackend,
"inmem_ha": physInmem.NewInmemHA,
"inmem_transactional_ha": physInmem.NewTransactionalInmemHA,
"inmem_transactional": physInmem.NewTransactionalInmem,
"inmem": physInmem.NewInmem,
"manta": physManta.NewMantaBackend,
"mssql": physMSSQL.NewMSSQLBackend,
"mysql": physMySQL.NewMySQLBackend,
"oci": physOCI.NewBackend,
"postgresql": physPostgreSQL.NewPostgreSQLBackend,
"s3": physS3.NewS3Backend,
"spanner": physSpanner.NewBackend,
"swift": physSwift.NewSwiftBackend,
"raft": physRaft.NewRaftBackend,
"zookeeper": physZooKeeper.NewZooKeeperBackend,
}
serviceRegistrations = map[string]sr.Factory{
"consul": csr.NewServiceRegistration,
"kubernetes": ksr.NewServiceRegistration,
}
initCommandsEnt = func(ui, serverCmdUi cli.Ui, runOpts *RunOptions) {}
)
// Commands is the mapping of all the available commands.
var Commands map[string]cli.CommandFactory
func initCommands(ui, serverCmdUi cli.Ui, runOpts *RunOptions) {
loginHandlers := map[string]LoginHandler{
"alicloud": &credAliCloud.CLIHandler{},
"aws": &credAws.CLIHandler{},
"centrify": &credCentrify.CLIHandler{},
"cert": &credCert.CLIHandler{},
"cf": &credCF.CLIHandler{},
"gcp": &credGcp.CLIHandler{},
"github": &credGitHub.CLIHandler{},
"kerberos": &credKerb.CLIHandler{},
"ldap": &credLdap.CLIHandler{},
"oci": &credOCI.CLIHandler{},
"oidc": &credOIDC.CLIHandler{},
"okta": &credOkta.CLIHandler{},
"pcf": &credCF.CLIHandler{}, // Deprecated.
"radius": &credUserpass.CLIHandler{
DefaultMount: "radius",
},
"token": &credToken.CLIHandler{},
"userpass": &credUserpass.CLIHandler{
DefaultMount: "userpass",
},
}
getBaseCommand := func() *BaseCommand {
return &BaseCommand{
UI: ui,
tokenHelper: runOpts.TokenHelper,
flagAddress: runOpts.Address,
client: runOpts.Client,
}
}
Commands = map[string]cli.CommandFactory{
"agent": func() (cli.Command, error) {
return &AgentCommand{
BaseCommand: &BaseCommand{
UI: serverCmdUi,
},
ShutdownCh: MakeShutdownCh(),
}, nil
},
"audit": func() (cli.Command, error) {
return &AuditCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"audit disable": func() (cli.Command, error) {
return &AuditDisableCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"audit enable": func() (cli.Command, error) {
return &AuditEnableCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"audit list": func() (cli.Command, error) {
return &AuditListCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"auth tune": func() (cli.Command, error) {
return &AuthTuneCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"auth": func() (cli.Command, error) {
return &AuthCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"auth disable": func() (cli.Command, error) {
return &AuthDisableCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"auth enable": func() (cli.Command, error) {
return &AuthEnableCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"auth help": func() (cli.Command, error) {
return &AuthHelpCommand{
BaseCommand: getBaseCommand(),
Handlers: loginHandlers,
}, nil
},
"auth list": func() (cli.Command, error) {
return &AuthListCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"debug": func() (cli.Command, error) {
return &DebugCommand{
BaseCommand: getBaseCommand(),
ShutdownCh: MakeShutdownCh(),
}, nil
},
"delete": func() (cli.Command, error) {
return &DeleteCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"lease": func() (cli.Command, error) {
return &LeaseCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"lease renew": func() (cli.Command, error) {
return &LeaseRenewCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"lease lookup": func() (cli.Command, error) {
return &LeaseLookupCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"lease revoke": func() (cli.Command, error) {
return &LeaseRevokeCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"list": func() (cli.Command, error) {
return &ListCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"login": func() (cli.Command, error) {
return &LoginCommand{
BaseCommand: getBaseCommand(),
Handlers: loginHandlers,
}, nil
},
"namespace": func() (cli.Command, error) {
return &NamespaceCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"namespace list": func() (cli.Command, error) {
return &NamespaceListCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"namespace lookup": func() (cli.Command, error) {
return &NamespaceLookupCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"namespace create": func() (cli.Command, error) {
return &NamespaceCreateCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"namespace delete": func() (cli.Command, error) {
return &NamespaceDeleteCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"namespace lock": func() (cli.Command, error) {
return &NamespaceAPILockCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"namespace unlock": func() (cli.Command, error) {
return &NamespaceAPIUnlockCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator": func() (cli.Command, error) {
return &OperatorCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator diagnose": func() (cli.Command, error) {
return &OperatorDiagnoseCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator generate-root": func() (cli.Command, error) {
return &OperatorGenerateRootCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator init": func() (cli.Command, error) {
return &OperatorInitCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator key-status": func() (cli.Command, error) {
return &OperatorKeyStatusCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator migrate": func() (cli.Command, error) {
return &OperatorMigrateCommand{
BaseCommand: getBaseCommand(),
PhysicalBackends: physicalBackends,
ShutdownCh: MakeShutdownCh(),
}, nil
},
"operator raft": func() (cli.Command, error) {
return &OperatorRaftCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator raft autopilot get-config": func() (cli.Command, error) {
return &OperatorRaftAutopilotGetConfigCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator raft autopilot set-config": func() (cli.Command, error) {
return &OperatorRaftAutopilotSetConfigCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator raft autopilot state": func() (cli.Command, error) {
return &OperatorRaftAutopilotStateCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator raft list-peers": func() (cli.Command, error) {
return &OperatorRaftListPeersCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator raft join": func() (cli.Command, error) {
return &OperatorRaftJoinCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator raft remove-peer": func() (cli.Command, error) {
return &OperatorRaftRemovePeerCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator raft snapshot": func() (cli.Command, error) {
return &OperatorRaftSnapshotCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator raft snapshot restore": func() (cli.Command, error) {
return &OperatorRaftSnapshotRestoreCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator raft snapshot save": func() (cli.Command, error) {
return &OperatorRaftSnapshotSaveCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator rekey": func() (cli.Command, error) {
return &OperatorRekeyCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator rotate": func() (cli.Command, error) {
return &OperatorRotateCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator seal": func() (cli.Command, error) {
return &OperatorSealCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator step-down": func() (cli.Command, error) {
return &OperatorStepDownCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator usage": func() (cli.Command, error) {
return &OperatorUsageCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator unseal": func() (cli.Command, error) {
return &OperatorUnsealCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"operator members": func() (cli.Command, error) {
return &OperatorMembersCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"path-help": func() (cli.Command, error) {
return &PathHelpCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"plugin": func() (cli.Command, error) {
return &PluginCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"plugin deregister": func() (cli.Command, error) {
return &PluginDeregisterCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"plugin info": func() (cli.Command, error) {
return &PluginInfoCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"plugin list": func() (cli.Command, error) {
return &PluginListCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"plugin register": func() (cli.Command, error) {
return &PluginRegisterCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"plugin reload": func() (cli.Command, error) {
return &PluginReloadCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"plugin reload-status": func() (cli.Command, error) {
return &PluginReloadStatusCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"policy": func() (cli.Command, error) {
return &PolicyCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"policy delete": func() (cli.Command, error) {
return &PolicyDeleteCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"policy fmt": func() (cli.Command, error) {
return &PolicyFmtCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"policy list": func() (cli.Command, error) {
return &PolicyListCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"policy read": func() (cli.Command, error) {
return &PolicyReadCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"policy write": func() (cli.Command, error) {
return &PolicyWriteCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"print": func() (cli.Command, error) {
return &PrintCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"print token": func() (cli.Command, error) {
return &PrintTokenCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"read": func() (cli.Command, error) {
return &ReadCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"secrets": func() (cli.Command, error) {
return &SecretsCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"secrets disable": func() (cli.Command, error) {
return &SecretsDisableCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"secrets enable": func() (cli.Command, error) {
return &SecretsEnableCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"secrets list": func() (cli.Command, error) {
return &SecretsListCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"secrets move": func() (cli.Command, error) {
return &SecretsMoveCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"secrets tune": func() (cli.Command, error) {
return &SecretsTuneCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"server": func() (cli.Command, error) {
return &ServerCommand{
BaseCommand: &BaseCommand{
UI: serverCmdUi,
tokenHelper: runOpts.TokenHelper,
flagAddress: runOpts.Address,
},
AuditBackends: auditBackends,
CredentialBackends: credentialBackends,
LogicalBackends: logicalBackends,
PhysicalBackends: physicalBackends,
ServiceRegistrations: serviceRegistrations,
ShutdownCh: MakeShutdownCh(),
SighupCh: MakeSighupCh(),
SigUSR2Ch: MakeSigUSR2Ch(),
}, nil
},
"ssh": func() (cli.Command, error) {
return &SSHCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"status": func() (cli.Command, error) {
return &StatusCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"token": func() (cli.Command, error) {
return &TokenCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"token create": func() (cli.Command, error) {
return &TokenCreateCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"token capabilities": func() (cli.Command, error) {
return &TokenCapabilitiesCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"token lookup": func() (cli.Command, error) {
return &TokenLookupCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"token renew": func() (cli.Command, error) {
return &TokenRenewCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"token revoke": func() (cli.Command, error) {
return &TokenRevokeCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"unwrap": func() (cli.Command, error) {
return &UnwrapCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"version": func() (cli.Command, error) {
return &VersionCommand{
VersionInfo: version.GetVersion(),
BaseCommand: getBaseCommand(),
}, nil
},
"write": func() (cli.Command, error) {
return &WriteCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv": func() (cli.Command, error) {
return &KVCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv put": func() (cli.Command, error) {
return &KVPutCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv patch": func() (cli.Command, error) {
return &KVPatchCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv rollback": func() (cli.Command, error) {
return &KVRollbackCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv get": func() (cli.Command, error) {
return &KVGetCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv delete": func() (cli.Command, error) {
return &KVDeleteCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv list": func() (cli.Command, error) {
return &KVListCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv destroy": func() (cli.Command, error) {
return &KVDestroyCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv undelete": func() (cli.Command, error) {
return &KVUndeleteCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv enable-versioning": func() (cli.Command, error) {
return &KVEnableVersioningCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv metadata": func() (cli.Command, error) {
return &KVMetadataCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv metadata put": func() (cli.Command, error) {
return &KVMetadataPutCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv metadata patch": func() (cli.Command, error) {
return &KVMetadataPatchCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv metadata get": func() (cli.Command, error) {
return &KVMetadataGetCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"kv metadata delete": func() (cli.Command, error) {
return &KVMetadataDeleteCommand{
BaseCommand: getBaseCommand(),
}, nil
},
"monitor": func() (cli.Command, error) {
return &MonitorCommand{
BaseCommand: getBaseCommand(),
ShutdownCh: MakeShutdownCh(),
}, nil
},
}
// Disabled by default until functional
if os.Getenv(OperatorDiagnoseEnableEnv) != "" {
Commands["operator diagnose"] = func() (cli.Command, error) {
return &OperatorDiagnoseCommand{
BaseCommand: getBaseCommand(),
}, nil
}
}
initCommandsEnt(ui, serverCmdUi, runOpts)
}
// MakeShutdownCh returns a channel that can be used for shutdown
// notifications for commands. This channel will send a message for every
// SIGINT or SIGTERM received.
func MakeShutdownCh() chan struct{} {
resultCh := make(chan struct{})
shutdownCh := make(chan os.Signal, 4)
signal.Notify(shutdownCh, os.Interrupt, syscall.SIGTERM)
go func() {
<-shutdownCh
close(resultCh)
}()
return resultCh
}
// MakeSighupCh returns a channel that can be used for SIGHUP
// reloading. This channel will send a message for every
// SIGHUP received.
func MakeSighupCh() chan struct{} {
resultCh := make(chan struct{})
signalCh := make(chan os.Signal, 4)
signal.Notify(signalCh, syscall.SIGHUP)
go func() {
for {
<-signalCh
resultCh <- struct{}{}
}
}()
return resultCh
}