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Allow selection of timestamp precision in HttpSink

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This commit is contained in:
Thomas Roehl 2023-12-11 14:57:06 +01:00
parent a37f6603c8
commit 226e8425cb
2 changed files with 22 additions and 3 deletions
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21
sinks/httpSink.go
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@ -45,6 +45,9 @@ type HttpSinkConfig struct {
// Maximum number of retries to connect to the http server (default: 3) // Maximum number of retries to connect to the http server (default: 3)
MaxRetries int `json:"max_retries,omitempty"` MaxRetries int `json:"max_retries,omitempty"`
// Timestamp precision
Precision string `json:"precision,omitempty"`
} }
type key_value_pair struct { type key_value_pair struct {
@ -141,7 +144,7 @@ func (s *HttpSink) Write(m lp.CCMetric) error {
// Check that encoding worked // Check that encoding worked
if err != nil { if err != nil {
return fmt.Errorf("Encoding failed: %v", err) return fmt.Errorf("encoding failed: %v", err)
} }
if s.config.flushDelay == 0 { if s.config.flushDelay == 0 {
@ -268,6 +271,7 @@ func NewHttpSink(name string, config json.RawMessage) (Sink, error) {
s.config.Timeout = "5s" s.config.Timeout = "5s"
s.config.FlushDelay = "5s" s.config.FlushDelay = "5s"
s.config.MaxRetries = 3 s.config.MaxRetries = 3
s.config.Precision = "ns"
cclog.ComponentDebug(s.name, "Init()") cclog.ComponentDebug(s.name, "Init()")
// Read config // Read config
@ -315,6 +319,19 @@ func NewHttpSink(name string, config json.RawMessage) (Sink, error) {
cclog.ComponentDebug(s.name, "Init(): flushDelay", t) cclog.ComponentDebug(s.name, "Init(): flushDelay", t)
} }
} }
precision := influx.Nanosecond
if len(s.config.Precision) > 0 {
switch s.config.Precision {
case "s":
precision = influx.Second
case "ms":
precision = influx.Millisecond
case "us":
precision = influx.Microsecond
case "ns":
precision = influx.Nanosecond
}
}
// Create http client // Create http client
s.client = &http.Client{ s.client = &http.Client{
@ -326,7 +343,7 @@ func NewHttpSink(name string, config json.RawMessage) (Sink, error) {
} }
// Configure influx line protocol encoder // Configure influx line protocol encoder
s.encoder.SetPrecision(influx.Nanosecond) s.encoder.SetPrecision(precision)
s.extended_tag_list = make([]key_value_pair, 0) s.extended_tag_list = make([]key_value_pair, 0)
return s, nil return s, nil

4
sinks/httpSink.md
View File

@ -18,7 +18,8 @@ The `http` sink uses POST requests to a HTTP server to submit the metrics in the
"timeout": "5s", "timeout": "5s",
"idle_connection_timeout" : "5s", "idle_connection_timeout" : "5s",
"flush_delay": "2s", "flush_delay": "2s",
"batch_size": 1000 "batch_size": 1000,
"precision": "s"
} }
} }
``` ```
@ -34,3 +35,4 @@ The `http` sink uses POST requests to a HTTP server to submit the metrics in the
- `idle_connection_timeout`: Timeout for idle connections (default '120s'). Should be larger than the measurement interval to keep the connection open - `idle_connection_timeout`: Timeout for idle connections (default '120s'). Should be larger than the measurement interval to keep the connection open
- `flush_delay`: Batch all writes arriving in during this duration (default '1s', batching can be disabled by setting it to 0) - `flush_delay`: Batch all writes arriving in during this duration (default '1s', batching can be disabled by setting it to 0)
- `batch_size`: Maximal batch size. If `batch_size` is reached before the end of `flush_delay`, the metrics are sent without further delay - `batch_size`: Maximal batch size. If `batch_size` is reached before the end of `flush_delay`, the metrics are sent without further delay
- `precision`: Precision of the timestamp. Valid values are 's', 'ms', 'us' and 'ns'. (default is 'ns')