-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathpubsub_push_test.go
220 lines (194 loc) · 7.59 KB
/
pubsub_push_test.go
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
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
package cloud_pubsub_push
import (
"context"
"fmt"
"io"
"net/http"
"net/http/httptest"
"strings"
"sync"
"testing"
"time"
"github.com/stretchr/testify/require"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/agent"
"github.com/influxdata/telegraf/internal"
"github.com/influxdata/telegraf/internal/models"
"github.com/influxdata/telegraf/plugins/parsers"
)
func TestServeHTTP(t *testing.T) {
tests := []struct {
name string
method string
path string
body io.Reader
status int
maxsize int64
expected string
fail bool
full bool
}{
{
name: "bad method get",
method: "GET",
path: "/",
status: http.StatusMethodNotAllowed,
},
{
name: "post not found",
method: "POST",
path: "/allthings",
status: http.StatusNotFound,
},
{
name: "post large date",
method: "POST",
path: "/",
status: http.StatusRequestEntityTooLarge,
body: strings.NewReader(`{"message":{"attributes":{"deviceId":"myPi","deviceNumId":"2808946627307959","deviceRegistryId":"my-registry","deviceRegistryLocation":"us-central1","projectId":"conference-demos","subFolder":""},"data":"dGVzdGluZ0dvb2dsZSxzZW5zb3I9Ym1lXzI4MCB0ZW1wX2M9MjMuOTUsaHVtaWRpdHk9NjIuODMgMTUzNjk1Mjk3NDU1MzUxMDIzMQ==","messageId":"204004313210337","message_id":"204004313210337","publishTime":"2018-09-14T19:22:54.587Z","publish_time":"2018-09-14T19:22:54.587Z"},"subscription":"projects/conference-demos/subscriptions/my-subscription"}`),
},
{
name: "post valid data",
method: "POST",
path: "/",
maxsize: 500 * 1024 * 1024,
status: http.StatusNoContent,
body: strings.NewReader(`{"message":{"attributes":{"deviceId":"myPi","deviceNumId":"2808946627307959","deviceRegistryId":"my-registry","deviceRegistryLocation":"us-central1","projectId":"conference-demos","subFolder":""},"data":"dGVzdGluZ0dvb2dsZSxzZW5zb3I9Ym1lXzI4MCB0ZW1wX2M9MjMuOTUsaHVtaWRpdHk9NjIuODMgMTUzNjk1Mjk3NDU1MzUxMDIzMQ==","messageId":"204004313210337","message_id":"204004313210337","publishTime":"2018-09-14T19:22:54.587Z","publish_time":"2018-09-14T19:22:54.587Z"},"subscription":"projects/conference-demos/subscriptions/my-subscription"}`),
},
{
name: "fail write",
method: "POST",
path: "/",
maxsize: 500 * 1024 * 1024,
status: http.StatusServiceUnavailable,
body: strings.NewReader(`{"message":{"attributes":{"deviceId":"myPi","deviceNumId":"2808946627307959","deviceRegistryId":"my-registry","deviceRegistryLocation":"us-central1","projectId":"conference-demos","subFolder":""},"data":"dGVzdGluZ0dvb2dsZSxzZW5zb3I9Ym1lXzI4MCB0ZW1wX2M9MjMuOTUsaHVtaWRpdHk9NjIuODMgMTUzNjk1Mjk3NDU1MzUxMDIzMQ==","messageId":"204004313210337","message_id":"204004313210337","publishTime":"2018-09-14T19:22:54.587Z","publish_time":"2018-09-14T19:22:54.587Z"},"subscription":"projects/conference-demos/subscriptions/my-subscription"}`),
fail: true,
},
{
name: "full buffer",
method: "POST",
path: "/",
maxsize: 500 * 1024 * 1024,
status: http.StatusServiceUnavailable,
body: strings.NewReader(`{"message":{"attributes":{"deviceId":"myPi","deviceNumId":"2808946627307959","deviceRegistryId":"my-registry","deviceRegistryLocation":"us-central1","projectId":"conference-demos","subFolder":""},"data":"dGVzdGluZ0dvb2dsZSxzZW5zb3I9Ym1lXzI4MCB0ZW1wX2M9MjMuOTUsaHVtaWRpdHk9NjIuODMgMTUzNjk1Mjk3NDU1MzUxMDIzMQ==","messageId":"204004313210337","message_id":"204004313210337","publishTime":"2018-09-14T19:22:54.587Z","publish_time":"2018-09-14T19:22:54.587Z"},"subscription":"projects/conference-demos/subscriptions/my-subscription"}`),
full: true,
},
{
name: "post invalid body",
method: "POST",
path: "/",
maxsize: 500 * 1024 * 1024,
status: http.StatusBadRequest,
body: strings.NewReader(`invalid body`),
},
{
name: "post invalid data",
method: "POST",
path: "/",
maxsize: 500 * 1024 * 1024,
status: http.StatusBadRequest,
body: strings.NewReader(`{"message":{"attributes":{"deviceId":"myPi","deviceNumId":"2808946627307959","deviceRegistryId":"my-registry","deviceRegistryLocation":"us-central1","projectId":"conference-demos","subFolder":""},"data":"not base 64 encoded data","messageId":"204004313210337","message_id":"204004313210337","publishTime":"2018-09-14T19:22:54.587Z","publish_time":"2018-09-14T19:22:54.587Z"},"subscription":"projects/conference-demos/subscriptions/my-subscription"}`),
},
{
name: "post invalid data format",
method: "POST",
path: "/",
maxsize: 500 * 1024 * 1024,
status: http.StatusBadRequest,
body: strings.NewReader(`{"message":{"attributes":{"deviceId":"myPi","deviceNumId":"2808946627307959","deviceRegistryId":"my-registry","deviceRegistryLocation":"us-central1","projectId":"conference-demos","subFolder":""},"data":"bm90IHZhbGlkIGZvcm1hdHRlZCBkYXRh","messageId":"204004313210337","message_id":"204004313210337","publishTime":"2018-09-14T19:22:54.587Z","publish_time":"2018-09-14T19:22:54.587Z"},"subscription":"projects/conference-demos/subscriptions/my-subscription"}`),
},
{
name: "post invalid structured body",
method: "POST",
path: "/",
maxsize: 500 * 1024 * 1024,
status: http.StatusBadRequest,
body: strings.NewReader(`{"message":{"attributes":{"thing":1},"data":"bm90IHZhbGlkIGZvcm1hdHRlZCBkYXRh"},"subscription":"projects/conference-demos/subscriptions/my-subscription"}`),
},
}
for _, test := range tests {
wg := &sync.WaitGroup{}
req, err := http.NewRequest(test.method, test.path, test.body)
require.NoError(t, err)
rr := httptest.NewRecorder()
pubPush := &PubSubPush{
Path: "/",
MaxBodySize: internal.Size{
Size: test.maxsize,
},
sem: make(chan struct{}, 1),
undelivered: make(map[telegraf.TrackingID]chan bool),
mu: &sync.Mutex{},
WriteTimeout: internal.Duration{Duration: time.Second * 1},
}
pubPush.ctx, pubPush.cancel = context.WithCancel(context.Background())
if test.full {
// fill buffer with fake message
pubPush.sem <- struct{}{}
}
p, _ := parsers.NewParser(&parsers.Config{
MetricName: "cloud_pubsub_push",
DataFormat: "influx",
})
pubPush.SetParser(p)
dst := make(chan telegraf.Metric, 1)
ro := models.NewRunningOutput("test", &testOutput{failWrite: test.fail}, &models.OutputConfig{}, 1, 1)
pubPush.acc = agent.NewAccumulator(&testMetricMaker{}, dst).WithTracking(1)
wg.Add(1)
go func() {
defer wg.Done()
pubPush.receiveDelivered()
}()
wg.Add(1)
go func(status int, d chan telegraf.Metric) {
defer wg.Done()
for m := range d {
ro.AddMetric(m)
ro.Write()
}
}(test.status, dst)
ctx, cancel := context.WithTimeout(req.Context(), pubPush.WriteTimeout.Duration)
req = req.WithContext(ctx)
pubPush.ServeHTTP(rr, req)
require.Equal(t, test.status, rr.Code, test.name)
if test.expected != "" {
require.Equal(t, test.expected, rr.Body.String(), test.name)
}
pubPush.cancel()
cancel()
close(dst)
wg.Wait()
}
}
type testMetricMaker struct{}
func (tm *testMetricMaker) Name() string {
return "TestPlugin"
}
func (tm *testMetricMaker) LogName() string {
return tm.Name()
}
func (tm *testMetricMaker) MakeMetric(metric telegraf.Metric) telegraf.Metric {
return metric
}
type testOutput struct {
// if true, mock a write failure
failWrite bool
}
func (*testOutput) Connect() error {
return nil
}
func (*testOutput) Close() error {
return nil
}
func (*testOutput) Description() string {
return ""
}
func (*testOutput) SampleConfig() string {
return ""
}
func (t *testOutput) Write(metrics []telegraf.Metric) error {
if t.failWrite {
return fmt.Errorf("failed write")
}
return nil
}