1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
// Copyright 2018 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package tracer
import (
"strings"
"time"
"android/soong/ui/status"
)
func (t *tracerImpl) StatusTracer() status.StatusOutput {
return &statusOutput{
tracer: t,
running: map[*status.Action]actionStatus{},
}
}
type actionStatus struct {
cpu int
start time.Time
}
type statusOutput struct {
tracer *tracerImpl
cpus []bool
running map[*status.Action]actionStatus
}
func (s *statusOutput) StartAction(action *status.Action, counts status.Counts) {
cpu := -1
for i, busy := range s.cpus {
if !busy {
cpu = i
s.cpus[i] = true
break
}
}
if cpu == -1 {
cpu = len(s.cpus)
s.cpus = append(s.cpus, true)
}
s.running[action] = actionStatus{
cpu: cpu,
start: time.Now(),
}
}
func (s *statusOutput) parseTags(rawTags string) map[string]string {
if rawTags == "" {
return nil
}
tags := map[string]string{}
for _, pair := range strings.Split(rawTags, ";") {
if pair == "" {
// Ignore empty tag pairs. It's hard to generate these cleanly from
// make so some tag strings might be something like ";key=value".
continue
}
parts := strings.SplitN(pair, "=", 2)
tags[parts[0]] = parts[1]
}
return tags
}
func (s *statusOutput) FinishAction(result status.ActionResult, counts status.Counts) {
start, ok := s.running[result.Action]
if !ok {
return
}
delete(s.running, result.Action)
s.cpus[start.cpu] = false
str := result.Action.Description
if len(result.Action.Outputs) > 0 {
str = result.Action.Outputs[0]
}
s.tracer.writeEvent(&viewerEvent{
Name: str,
Phase: "X",
Time: uint64(start.start.UnixNano()) / 1000,
Dur: uint64(time.Since(start.start).Nanoseconds()) / 1000,
Pid: 1,
Tid: uint64(start.cpu),
Arg: &statsArg{
UserTime: result.Stats.UserTime,
SystemTime: result.Stats.SystemTime,
MaxRssKB: result.Stats.MaxRssKB,
MinorPageFaults: result.Stats.MinorPageFaults,
MajorPageFaults: result.Stats.MajorPageFaults,
IOInputKB: result.Stats.IOInputKB,
IOOutputKB: result.Stats.IOOutputKB,
VoluntaryContextSwitches: result.Stats.VoluntaryContextSwitches,
InvoluntaryContextSwitches: result.Stats.InvoluntaryContextSwitches,
Tags: s.parseTags(result.Stats.Tags),
ChangedInputs: result.Action.ChangedInputs,
},
})
}
type statsArg struct {
UserTime uint32 `json:"user_time"`
SystemTime uint32 `json:"system_time_ms"`
MaxRssKB uint64 `json:"max_rss_kb"`
MinorPageFaults uint64 `json:"minor_page_faults"`
MajorPageFaults uint64 `json:"major_page_faults"`
IOInputKB uint64 `json:"io_input_kb"`
IOOutputKB uint64 `json:"io_output_kb"`
VoluntaryContextSwitches uint64 `json:"voluntary_context_switches"`
InvoluntaryContextSwitches uint64 `json:"involuntary_context_switches"`
Tags map[string]string `json:"tags"`
ChangedInputs []string `json:"changed_inputs"`
}
func (s *statusOutput) Flush() {}
func (s *statusOutput) Message(level status.MsgLevel, message string) {}
func (s *statusOutput) Write(p []byte) (int, error) {
// Discard writes
return len(p), nil
}
|