// terminateCommand is called when a command result is dropped into ctx.Directories.Command.Returned // it stores the result of a command and mark it as completed/failed and then // send a message to the Action completion routine to update the action status func terminateCommand(cmdPath string, ctx Context) (err error) { var cmd mig.Command defer func() { if e := recover(); e != nil { err = fmt.Errorf("terminateCommand() -> %v", e) } ctx.Channels.Log <- mig.Log{OpID: ctx.OpID, ActionID: cmd.Action.ID, CommandID: cmd.ID, Desc: "leaving terminateCommand()"}.Debug() }() // load and parse the command. If this fail, skip it and continue. cmd, err = mig.CmdFromFile(cmdPath) if err != nil { panic(err) } cmd.FinishTime = time.Now().UTC() // update command in database err = ctx.DB.Col.Cmd.Update(bson.M{"id": cmd.ID}, cmd) if err != nil { panic(err) } ctx.Channels.Log <- mig.Log{OpID: ctx.OpID, ActionID: cmd.Action.ID, CommandID: cmd.ID, Desc: "command updated in database"}.Debug() // write to disk to Command Done directory data, err := json.Marshal(cmd) if err != nil { panic(err) } dest := fmt.Sprintf("%s/%d-%d.json", ctx.Directories.Command.Done, cmd.Action.ID, cmd.ID) err = safeWrite(ctx, dest, data) if err != nil { panic(err) } // remove command from inflight dir inflightPath := fmt.Sprintf("%s/%d-%d.json", ctx.Directories.Command.InFlight, cmd.Action.ID, cmd.ID) os.Remove(inflightPath) // remove command from Returned dir os.Remove(cmdPath) return }