// Start starts the daemon.
func Start(
ctx apitypes.Context,
config gofig.Config,
host string,
stop <-chan os.Signal) (<-chan error, error) {
var (
err error
errs = make(chan error)
daemonErrChan <-chan error
)
if daemonErrChan, err = start(ctx, config, host, stop); err != nil {
ctx.WithError(err).Error("daemon failed to initialize")
return nil, err
}
ctx.Info("service successfully initialized, waiting on stop signal")
go func() {
sig := <-stop
ctx.WithField("signal", sig).Info("service received stop signal")
util.WaitUntilLibStorageStopped(ctx, daemonErrChan)
close(errs)
}()
return errs, nil
}
// Execute executes the CLI.
func (c *CLI) Execute() {
defer func() {
if c.activateLibStorage {
util.WaitUntilLibStorageStopped(c.ctx, c.rsErrs)
}
}()
defer func() {
r := recover()
switch r := r.(type) {
case nil:
return
case int:
log.Debugf("exiting with error code %d", r)
os.Exit(r)
case error:
log.Panic(r)
default:
log.Debugf("exiting with default error code 1, r=%v", r)
os.Exit(1)
}
}()
c.execute()
}