forked from hashicorp/nomad
/
alloc_endpoint.go
75 lines (60 loc) · 2.23 KB
/
alloc_endpoint.go
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package client
import (
"time"
metrics "github.com/armon/go-metrics"
"github.com/hashicorp/nomad/acl"
cstructs "github.com/hashicorp/nomad/client/structs"
nstructs "github.com/hashicorp/nomad/nomad/structs"
)
// Allocations endpoint is used for interacting with client allocations
type Allocations struct {
c *Client
}
// GarbageCollectAll is used to garbage collect all allocations on a client.
func (a *Allocations) GarbageCollectAll(args *nstructs.NodeSpecificRequest, reply *nstructs.GenericResponse) error {
defer metrics.MeasureSince([]string{"client", "allocations", "garbage_collect_all"}, time.Now())
// Check node write permissions
if aclObj, err := a.c.ResolveToken(args.AuthToken); err != nil {
return err
} else if aclObj != nil && !aclObj.AllowNodeWrite() {
return nstructs.ErrPermissionDenied
}
a.c.CollectAllAllocs()
return nil
}
// GarbageCollect is used to garbage collect an allocation on a client.
func (a *Allocations) GarbageCollect(args *nstructs.AllocSpecificRequest, reply *nstructs.GenericResponse) error {
defer metrics.MeasureSince([]string{"client", "allocations", "garbage_collect"}, time.Now())
// Check submit job permissions
if aclObj, err := a.c.ResolveToken(args.AuthToken); err != nil {
return err
} else if aclObj != nil && !aclObj.AllowNsOp(args.Namespace, acl.NamespaceCapabilitySubmitJob) {
return nstructs.ErrPermissionDenied
}
if !a.c.CollectAllocation(args.AllocID) {
// Could not find alloc
return nstructs.NewErrUnknownAllocation(args.AllocID)
}
return nil
}
// Stats is used to collect allocation statistics
func (a *Allocations) Stats(args *cstructs.AllocStatsRequest, reply *cstructs.AllocStatsResponse) error {
defer metrics.MeasureSince([]string{"client", "allocations", "stats"}, time.Now())
// Check read job permissions
if aclObj, err := a.c.ResolveToken(args.AuthToken); err != nil {
return err
} else if aclObj != nil && !aclObj.AllowNsOp(args.Namespace, acl.NamespaceCapabilityReadJob) {
return nstructs.ErrPermissionDenied
}
clientStats := a.c.StatsReporter()
aStats, err := clientStats.GetAllocStats(args.AllocID)
if err != nil {
return err
}
stats, err := aStats.LatestAllocStats(args.Task)
if err != nil {
return err
}
reply.Stats = stats
return nil
}