runner/cmd/daemon.go

122 lines
2.6 KiB
Go

package cmd
import (
"context"
"os"
"github.com/joho/godotenv"
"github.com/mattn/go-isatty"
log "github.com/sirupsen/logrus"
"github.com/spf13/cobra"
"golang.org/x/sync/errgroup"
"codeberg.org/forgejo/runner/artifactcache"
"codeberg.org/forgejo/runner/client"
"codeberg.org/forgejo/runner/config"
"codeberg.org/forgejo/runner/engine"
"codeberg.org/forgejo/runner/poller"
"codeberg.org/forgejo/runner/runtime"
)
func runDaemon(ctx context.Context, envFile string) func(cmd *cobra.Command, args []string) error {
return func(cmd *cobra.Command, args []string) error {
log.Infoln("Starting runner daemon")
_ = godotenv.Load(envFile)
cfg, err := config.FromEnviron()
if err != nil {
log.WithError(err).
Fatalln("invalid configuration")
}
initLogging(cfg)
// require docker if a runner label uses a docker backend
needsDocker := false
for _, l := range cfg.Runner.Labels {
_, schema, _, _ := runtime.ParseLabel(l)
if schema == "docker" {
needsDocker = true
break
}
}
if needsDocker {
// 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")
}
}
handler, err := artifactcache.NewHandler()
if err != nil {
return err
}
log.Infof("cache handler listens on: %v", handler.ExternalURL())
var g errgroup.Group
cli := client.New(
cfg.Client.Address,
cfg.Client.Insecure,
cfg.Runner.UUID,
cfg.Runner.Token,
version,
)
runner := &runtime.Runner{
Client: cli,
Machine: cfg.Runner.Name,
ForgeInstance: cfg.Client.Address,
Environ: cfg.Runner.Environ,
Labels: cfg.Runner.Labels,
Version: version,
CacheHandler: handler,
}
poller := poller.New(
cli,
runner.Run,
cfg.Runner.Capacity,
)
g.Go(func() error {
l := log.WithField("capacity", cfg.Runner.Capacity).
WithField("endpoint", cfg.Client.Address).
WithField("os", cfg.Platform.OS).
WithField("arch", cfg.Platform.Arch)
l.Infoln("polling the remote server")
if err := poller.Poll(ctx); err != nil {
l.Errorf("poller error: %v", err)
}
poller.Wait()
return nil
})
err = g.Wait()
if err != nil {
log.WithError(err).
Errorln("shutting down the server")
}
return err
}
}
// initLogging setup the global logrus logger.
func initLogging(cfg config.Config) {
isTerm := isatty.IsTerminal(os.Stdout.Fd())
log.SetFormatter(&log.TextFormatter{
DisableColors: !isTerm,
FullTimestamp: true,
})
if cfg.Debug {
log.SetLevel(log.DebugLevel)
}
if cfg.Trace {
log.SetLevel(log.TraceLevel)
}
}