forgejo-runner/cmd/daemon.go
2022-11-24 15:37:39 +08:00

154 lines
3.4 KiB
Go

package cmd
import (
"context"
"time"
"gitea.com/gitea/act_runner/client"
"gitea.com/gitea/act_runner/config"
"gitea.com/gitea/act_runner/engine"
"gitea.com/gitea/act_runner/poller"
"gitea.com/gitea/act_runner/register"
"gitea.com/gitea/act_runner/runtime"
pingv1 "gitea.com/gitea/proto-go/ping/v1"
runnerv1 "gitea.com/gitea/proto-go/runner/v1"
"github.com/bufbuild/connect-go"
"github.com/joho/godotenv"
log "github.com/sirupsen/logrus"
"github.com/spf13/cobra"
"golang.org/x/sync/errgroup"
)
func runDaemon(ctx context.Context, task *runtime.Task) func(cmd *cobra.Command, args []string) error {
return func(cmd *cobra.Command, args []string) error {
log.Infoln("Starting runner daemon")
_ = godotenv.Load(task.Input.EnvFile)
cfg, err := config.FromEnviron()
if err != nil {
log.WithError(err).
Fatalln("invalid configuration")
}
initLogging(cfg)
// initial http client
cli := client.New(
cfg.Client.Address,
client.WithSkipVerify(cfg.Client.SkipVerify),
client.WithGRPC(cfg.Client.GRPC),
client.WithGRPCWeb(cfg.Client.GRPCWeb),
)
for {
_, err := cli.Ping(ctx, connect.NewRequest(&pingv1.PingRequest{
Data: cfg.Runner.Name,
}))
select {
case <-ctx.Done():
return nil
default:
}
if ctx.Err() != nil {
break
}
if err != nil {
log.WithError(err).
Errorln("cannot ping the remote server")
// TODO: if ping failed, retry or exit
time.Sleep(time.Second)
} else {
log.Infoln("successfully pinged the remote server")
break
}
}
// register new runner
if cfg.Runner.UUID == "" {
register := register.New(
cli,
&client.Filter{
OS: cfg.Platform.OS,
Arch: cfg.Platform.Arch,
Labels: cfg.Runner.Labels,
},
)
data, err := register.Register(ctx, cfg.Runner)
if err != nil {
return err
}
if data.UUID != "" {
cfg.Runner.UUID = data.UUID
}
}
// try to connect to docker daemon
// if failed, exit with error
if err := engine.Start(ctx); err != nil {
log.WithError(err).Fatalln("failed to connect docker daemon engine")
}
var g errgroup.Group
cli = client.New(
cfg.Client.Address,
client.WithSkipVerify(cfg.Client.SkipVerify),
client.WithGRPC(cfg.Client.GRPC),
client.WithGRPCWeb(cfg.Client.GRPCWeb),
client.WithUUIDHeader(cfg.Runner.UUID),
)
runner := &runtime.Runner{
Client: cli,
Machine: cfg.Runner.Name,
Environ: cfg.Runner.Environ,
}
poller := poller.New(
cli,
runner.Run,
)
g.Go(func() error {
log.WithField("capacity", cfg.Runner.Capacity).
WithField("endpoint", cfg.Client.Address).
WithField("os", cfg.Platform.OS).
WithField("arch", cfg.Platform.Arch).
Infoln("polling the remote server")
// update runner status to idle
log.Infoln("update runner status to idle")
if _, err := cli.UpdateRunner(
context.Background(),
connect.NewRequest(&runnerv1.UpdateRunnerRequest{
Status: runnerv1.RunnerStatus_RUNNER_STATUS_IDLE,
}),
); err != nil {
return err
}
return poller.Poll(ctx, cfg.Runner.Capacity)
})
g.Go(func() error {
<-ctx.Done()
log.Infoln("update runner status to offline")
_, err := cli.UpdateRunner(
context.Background(),
connect.NewRequest(&runnerv1.UpdateRunnerRequest{
Status: runnerv1.RunnerStatus_RUNNER_STATUS_OFFLINE,
}),
)
return err
})
err = g.Wait()
if err != nil {
log.WithError(err).
Errorln("shutting down the server")
}
return err
}
}