Milo: Extract the rietveld information from buildbot.

appengine/cmd/milo/buildbot/structs.go

 // Copyright 2016 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 buildbot
 
 import (
         "bytes"
         "compress/gzip"
         "encoding/json"
@@ skipping 44 matching lines @@
 }
 
 // buildbotBuild is a single build json on buildbot.
 type buildbotBuild struct {
         Master      string   `gae:"$master"`
         Blame       []string `json:"blame" gae:"-"`
         Buildername string   `json:"builderName"`
         // This needs to be reflected.  This can be either a String or a buildbotStep.
         Currentstep interface{} `json:"currentStep" gae:"-"`
         // We don't care about this one.
-        Eta         interface{}          `json:"eta" gae:"-"`
-        Logs        [][]string           `json:"logs" gae:"-"`
-        Number      int                  `json:"number"`
+        Eta    interface{} `json:"eta" gae:"-"`
+        Logs   [][]string  `json:"logs" gae:"-"`
+        Number int         `json:"number"`
+        // This is a slice of tri-tuples of [property name, value, source].
+        // property name is always a string
+        // value can be a string or float
+        // source is optional, but is always a string if present
         Properties  [][]interface{}      `json:"properties" gae:"-"`
         Reason      string               `json:"reason"`
         Results     *int                 `json:"results" gae:"-"`
         Slave       string               `json:"slave"`
         Sourcestamp *buildbotSourceStamp `json:"sourceStamp" gae:"-"`
         Steps       []buildbotStep       `json:"steps" gae:"-"`
         Text        []string             `json:"text" gae:"-"`
         Times       []*float64           `json:"times" gae:"-"`
         // This one is injected by the publisher module.  Does not exist in a
         // normal json query.
@@ skipping 238 matching lines @@
                         PendingBuilds   int    `json:"pending_builds"`
                         State           string `json:"state"`
                         TotalSlaves     int    `json:"total_slaves"`
                 } `json:"builders"`
                 ServerUptime float64 `json:"server_uptime"`
         } `json:"varz"`
 
         // This is injected by the pubsub publisher on the buildbot side.
         Name string `json:"name"`
 }