open-nomad/drivers/shared/executor/server.go

130 lines
3.1 KiB
Go

package executor
import (
"syscall"
"time"
"github.com/golang/protobuf/ptypes"
"github.com/hashicorp/nomad/drivers/shared/executor/proto"
"github.com/hashicorp/nomad/plugins/drivers"
"golang.org/x/net/context"
)
type grpcExecutorServer struct {
impl Executor
}
func (s *grpcExecutorServer) Launch(ctx context.Context, req *proto.LaunchRequest) (*proto.LaunchResponse, error) {
ps, err := s.impl.Launch(&ExecCommand{
Cmd: req.Cmd,
Args: req.Args,
Resources: drivers.ResourcesFromProto(req.Resources),
StdoutPath: req.StdoutPath,
StderrPath: req.StderrPath,
Env: req.Env,
User: req.User,
TaskDir: req.TaskDir,
ResourceLimits: req.ResourceLimits,
BasicProcessCgroup: req.BasicProcessCgroup,
Mounts: drivers.MountsFromProto(req.Mounts),
Devices: drivers.DevicesFromProto(req.Devices),
})
if err != nil {
return nil, err
}
process, err := processStateToProto(ps)
if err != nil {
return nil, err
}
return &proto.LaunchResponse{
Process: process,
}, nil
}
func (s *grpcExecutorServer) Wait(ctx context.Context, req *proto.WaitRequest) (*proto.WaitResponse, error) {
ps, err := s.impl.Wait(ctx)
if err != nil {
return nil, err
}
process, err := processStateToProto(ps)
if err != nil {
return nil, err
}
return &proto.WaitResponse{
Process: process,
}, nil
}
func (s *grpcExecutorServer) Shutdown(ctx context.Context, req *proto.ShutdownRequest) (*proto.ShutdownResponse, error) {
if err := s.impl.Shutdown(req.Signal, time.Duration(req.GracePeriod)); err != nil {
return nil, err
}
return &proto.ShutdownResponse{}, nil
}
func (s *grpcExecutorServer) UpdateResources(ctx context.Context, req *proto.UpdateResourcesRequest) (*proto.UpdateResourcesResponse, error) {
if err := s.impl.UpdateResources(drivers.ResourcesFromProto(req.Resources)); err != nil {
return nil, err
}
return &proto.UpdateResourcesResponse{}, nil
}
func (s *grpcExecutorServer) Version(context.Context, *proto.VersionRequest) (*proto.VersionResponse, error) {
v, err := s.impl.Version()
if err != nil {
return nil, err
}
return &proto.VersionResponse{
Version: v.Version,
}, nil
}
func (s *grpcExecutorServer) Stats(context.Context, *proto.StatsRequest) (*proto.StatsResponse, error) {
stats, err := s.impl.Stats()
if err != nil {
return nil, err
}
pbStats, err := drivers.TaskStatsToProto(stats)
if err != nil {
return nil, err
}
return &proto.StatsResponse{
Stats: pbStats,
}, nil
}
func (s *grpcExecutorServer) Signal(ctx context.Context, req *proto.SignalRequest) (*proto.SignalResponse, error) {
sig := syscall.Signal(req.Signal)
if err := s.impl.Signal(sig); err != nil {
return nil, err
}
return &proto.SignalResponse{}, nil
}
func (s *grpcExecutorServer) Exec(ctx context.Context, req *proto.ExecRequest) (*proto.ExecResponse, error) {
deadline, err := ptypes.Timestamp(req.Deadline)
if err != nil {
return nil, err
}
out, exit, err := s.impl.Exec(deadline, req.Cmd, req.Args)
if err != nil {
return nil, err
}
return &proto.ExecResponse{
Output: out,
ExitCode: int32(exit),
}, nil
}