Annotee: Automatically infer host from bootstrap.

logdog/client/cmd/logdog_annotee/main.go

 // Copyright 2015 The LUCI Authors. All rights reserved.
 // Use of this source code is governed under the Apache License, Version 2.0
 // that can be found in the LICENSE file.
 
 package main
 
 import (
         "encoding/json"
         "errors"
         "flag"
@@ skipping 172 matching lines @@
 
         // Get the annotation project. This must be non-empty.
         if a.project == "" && a.bootstrap != nil {
                 a.project = a.bootstrap.Project
         }
         if err := a.project.Validate(); err != nil {
                 log.WithError(err).Errorf(a, "Invalid project (-project).")
                 return configErrorReturnCode
         }
 
+        if a.logdogHost == "" && a.bootstrap != nil {
+                a.logdogHost = a.bootstrap.CoordinatorHost
+        }
+
         args = fs.Args()
         if a.jsonArgsPath != "" {
                 if len(args) > 0 {
                         log.Fields{
                                 "commandLineArgs": args,
                                 "jsonArgsPath":    a.jsonArgsPath,
                         }.Errorf(a, "Cannot specify both JSON and command-line arguments.")
                         return configErrorReturnCode
                 }
 
@@ skipping 82 matching lines @@
         if err := a.maybeWriteResult(&br); err != nil {
                 log.WithError(err).Warningf(a, "Failed to write bootstrap result.")
         }
         return e.ReturnCode()
 }
 
 func main() {
         mathrand.SeedRandomly()
         os.Exit(mainImpl(os.Args[1:]))
 }