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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| pipelines: | ||
| split_join: | ||
| settings: | ||
| event_timeout: 1h | ||
| capacity: 128 | ||
| input: | ||
| type: file | ||
| offsets_op: reset | ||
| maintenance_interval: 1m | ||
| actions: | ||
| - type: debug | ||
| message: input event sample | ||
| - type: split | ||
| field: data | ||
| - type: join | ||
| field: message | ||
| start: '/^start/' | ||
| continue: '/^continue/' | ||
| - type: debug | ||
| message: output event sample | ||
| output: | ||
| type: kafka |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| package split_join | ||
|
|
||
| import ( | ||
| "github.com/Shopify/sarama" | ||
| ) | ||
|
|
||
| type handlerFunc func(message *sarama.ConsumerMessage) | ||
|
|
||
| func (h handlerFunc) Setup(_ sarama.ConsumerGroupSession) error { return nil } | ||
|
|
||
| func (h handlerFunc) Cleanup(_ sarama.ConsumerGroupSession) error { return nil } | ||
|
|
||
| func (h handlerFunc) ConsumeClaim(session sarama.ConsumerGroupSession, claim sarama.ConsumerGroupClaim) error { | ||
| for msg := range claim.Messages() { | ||
| h(msg) | ||
| session.MarkMessage(msg, "") | ||
| } | ||
| return nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,120 @@ | ||
| package split_join | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "os" | ||
| "path" | ||
| "path/filepath" | ||
| "strings" | ||
| "testing" | ||
| "time" | ||
|
|
||
| "github.com/Shopify/sarama" | ||
| "github.com/ozontech/file.d/cfg" | ||
| "github.com/stretchr/testify/require" | ||
| ) | ||
|
|
||
| const ( | ||
| brokerHost = "localhost:9092" | ||
| group = "file_d_test_split_join_client" | ||
|
|
||
| arrayLen = 4 | ||
| sample = `{ "data": [ { "first": "1" }, { "message": "start " }, { "message": "continue" }, { "second": "2" }, { "third": "3" } ] }` | ||
|
|
||
| messages = 10 | ||
| ) | ||
|
|
||
| type Config struct { | ||
| inputDir string | ||
| consumer sarama.ConsumerGroup | ||
| topic string | ||
| } | ||
|
|
||
| func (c *Config) Configure(t *testing.T, conf *cfg.Config, pipelineName string) { | ||
| r := require.New(t) | ||
|
|
||
| c.inputDir = t.TempDir() | ||
| offsetsDir := t.TempDir() | ||
| c.topic = fmt.Sprintf("file_d_test_split_join_%d", time.Now().UnixNano()) | ||
| t.Logf("generated topic: %s", c.topic) | ||
|
|
||
| input := conf.Pipelines[pipelineName].Raw.Get("input") | ||
| input.Set("watching_dir", c.inputDir) | ||
| input.Set("filename_pattern", "input.log") | ||
| input.Set("offsets_file", filepath.Join(offsetsDir, "offsets.yaml")) | ||
|
|
||
| output := conf.Pipelines[pipelineName].Raw.Get("output") | ||
| output.Set("brokers", []string{brokerHost}) | ||
| output.Set("default_topic", c.topic) | ||
|
|
||
| addrs := []string{brokerHost} | ||
| config := sarama.NewConfig() | ||
| config.Consumer.Offsets.Initial = sarama.OffsetOldest | ||
|
|
||
| admin, err := sarama.NewClusterAdmin(addrs, config) | ||
| r.NoError(err) | ||
| r.NoError(admin.CreateTopic(c.topic, &sarama.TopicDetail{ | ||
| NumPartitions: 1, | ||
| ReplicationFactor: 1, | ||
| }, false)) | ||
|
|
||
| c.consumer, err = sarama.NewConsumerGroup(addrs, group, config) | ||
| r.NoError(err) | ||
| } | ||
|
|
||
| func (c *Config) Send(t *testing.T) { | ||
| file, err := os.Create(path.Join(c.inputDir, "input.log")) | ||
| require.NoError(t, err) | ||
| defer func(file *os.File) { | ||
| _ = file.Close() | ||
| }(file) | ||
|
|
||
| for i := 0; i < messages; i++ { | ||
| _, err = file.WriteString(sample + "\n") | ||
| require.NoError(t, err) | ||
| } | ||
| } | ||
|
|
||
| func (c *Config) Validate(t *testing.T) { | ||
| r := require.New(t) | ||
|
|
||
| ctx, cancel := context.WithTimeout(context.Background(), time.Minute) | ||
| defer cancel() | ||
|
|
||
| expectedEventsCount := messages * arrayLen | ||
|
|
||
| strBuilder := strings.Builder{} | ||
| gotEvents := 0 | ||
| done := make(chan struct{}) | ||
|
|
||
| go func() { | ||
| r.NoError(c.consumer.Consume(ctx, []string{c.topic}, handlerFunc(func(msg *sarama.ConsumerMessage) { | ||
| strBuilder.Write(msg.Value) | ||
| strBuilder.WriteString("\n") | ||
| gotEvents++ | ||
| if gotEvents == expectedEventsCount { | ||
| close(done) | ||
| } | ||
| }))) | ||
| }() | ||
|
|
||
| select { | ||
| case <-done: | ||
| case <-ctx.Done(): | ||
| r.Failf("test timed out", "got: %v, expected: %v, consumed: %s", gotEvents, expectedEventsCount, strBuilder.String()) | ||
| } | ||
|
|
||
| got := strBuilder.String() | ||
|
|
||
| expected := strings.Repeat(`{"first":"1"} | ||
| {"message":"start continue"} | ||
| {"second":"2"} | ||
| {"third":"3"} | ||
| `, | ||
| messages) | ||
|
|
||
| r.Equal(len(expected), len(got)) | ||
| r.Equal(expected, got) | ||
| r.Equal(expectedEventsCount, gotEvents) | ||
| } | ||
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