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Add config options for retry intervals of InfluxDB clients (#59)

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Thomas Gruber 2022-03-11 13:43:03 +01:00 committed by GitHub
parent 17f37583fc
commit c9b8fcdaa7
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4 changed files with 119 additions and 18 deletions
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59
sinks/influxAsyncSink.go
View File

@ -6,6 +6,7 @@ import (
"encoding/json"
"errors"
"fmt"
"time"
cclog "github.com/ClusterCockpit/cc-metric-collector/internal/ccLogger"
lp "github.com/ClusterCockpit/cc-metric-collector/internal/ccMetric"
@ -26,15 +27,21 @@ type InfluxAsyncSinkConfig struct {
// Maximum number of points sent to server in single request. Default 5000
BatchSize uint `json:"batch_size,omitempty"`
// Interval, in ms, in which is buffer flushed if it has not been already written (by reaching batch size) . Default 1000ms
FlushInterval uint `json:"flush_interval,omitempty"`
FlushInterval uint `json:"flush_interval,omitempty"`
InfluxRetryInterval string `json:"retry_interval"`
InfluxExponentialBase uint `json:"retry_exponential_base"`
InfluxMaxRetries uint `json:"max_retries"`
InfluxMaxRetryTime string `json:"max_retry_time"`
}
type InfluxAsyncSink struct {
sink
client influxdb2.Client
writeApi influxdb2Api.WriteAPI
errors <-chan error
config InfluxAsyncSinkConfig
client influxdb2.Client
writeApi influxdb2Api.WriteAPI
errors <-chan error
config InfluxAsyncSinkConfig
influxRetryInterval uint
influxMaxRetryTime uint
}
func (s *InfluxAsyncSink) connect() error {
@ -63,6 +70,11 @@ func (s *InfluxAsyncSink) connect() error {
InsecureSkipVerify: true,
},
)
clientOptions.SetMaxRetryInterval(s.influxRetryInterval)
clientOptions.SetMaxRetryTime(s.influxMaxRetryTime)
clientOptions.SetExponentialBase(s.config.InfluxExponentialBase)
clientOptions.SetMaxRetries(s.config.InfluxMaxRetries)
s.client = influxdb2.NewClientWithOptions(uri, auth, clientOptions)
s.writeApi = s.client.WriteAPI(s.config.Organization, s.config.Database)
ok, err := s.client.Ping(context.Background())
@ -99,6 +111,33 @@ func NewInfluxAsyncSink(name string, config json.RawMessage) (Sink, error) {
// Set default for maximum number of points sent to server in single request.
s.config.BatchSize = 100
s.influxRetryInterval = uint(time.Duration(1) * time.Second)
s.config.InfluxRetryInterval = "1s"
s.influxMaxRetryTime = uint(7 * time.Duration(24) * time.Hour)
s.config.InfluxMaxRetryTime = "168h"
s.config.InfluxMaxRetries = 20
s.config.InfluxExponentialBase = 2
// Default retry intervals (in seconds)
// 1 2
// 2 4
// 4 8
// 8 16
// 16 32
// 32 64
// 64 128
// 128 256
// 256 512
// 512 1024
// 1024 2048
// 2048 4096
// 4096 8192
// 8192 16384
// 16384 32768
// 32768 65536
// 65536 131072
// 131072 262144
// 262144 524288
if len(config) > 0 {
err := json.Unmarshal(config, &s.config)
@ -114,6 +153,16 @@ func NewInfluxAsyncSink(name string, config json.RawMessage) (Sink, error) {
return nil, errors.New("not all configuration variables set required by InfluxAsyncSink")
}
toUint := func(duration string, def uint) uint {
t, err := time.ParseDuration(duration)
if err == nil {
return uint(t.Milliseconds())
}
return def
}
s.influxRetryInterval = toUint(s.config.InfluxRetryInterval, s.influxRetryInterval)
s.influxMaxRetryTime = toUint(s.config.InfluxMaxRetryTime, s.influxMaxRetryTime)
// Connect to InfluxDB server
if err := s.connect(); err != nil {
return nil, fmt.Errorf("unable to connect: %v", err)

10
sinks/influxAsyncSink.md
View File

@ -18,6 +18,10 @@ The `influxasync` sink uses the official [InfluxDB golang client](https://pkg.go
"organization": "myorg",
"ssl": true,
"batch_size": 200,
"retry_interval" : "1s",
"retry_exponential_base" : 2,
"max_retries": 20,
"max_retry_time" : "168h"
}
}
```
@ -32,3 +36,9 @@ The `influxasync` sink uses the official [InfluxDB golang client](https://pkg.go
- `organization`: Organization in the InfluxDB
- `ssl`: Use SSL connection
- `batch_size`: batch up metrics internally, default 100
- `retry_interval`: Base retry interval for failed write requests, default 1s
- `retry_exponential_base`: The retry interval is exponentially increased with this base, default 2
- `max_retries`: Maximal number of retry attempts
- `max_retry_time`: Maximal time to retry failed writes, default 168h (one week)
For information about the calculation of the retry interval settings, see [offical influxdb-client-go documentation](https://github.com/influxdata/influxdb-client-go#handling-of-failed-async-writes)

54
sinks/influxSink.go
View File

@ -6,6 +6,7 @@ import (
"encoding/json"
"errors"
"fmt"
"time"
cclog "github.com/ClusterCockpit/cc-metric-collector/internal/ccLogger"
lp "github.com/ClusterCockpit/cc-metric-collector/internal/ccMetric"
@ -15,21 +16,29 @@ import (
type InfluxSinkConfig struct {
defaultSinkConfig
Host string `json:"host,omitempty"`
Port string `json:"port,omitempty"`
Database string `json:"database,omitempty"`
User string `json:"user,omitempty"`
Password string `json:"password,omitempty"`
Organization string `json:"organization,omitempty"`
SSL bool `json:"ssl,omitempty"`
RetentionPol string `json:"retention_policy,omitempty"`
Host string `json:"host,omitempty"`
Port string `json:"port,omitempty"`
Database string `json:"database,omitempty"`
User string `json:"user,omitempty"`
Password string `json:"password,omitempty"`
Organization string `json:"organization,omitempty"`
SSL bool `json:"ssl,omitempty"`
RetentionPol string `json:"retention_policy,omitempty"`
InfluxRetryInterval string `json:"retry_interval"`
InfluxExponentialBase uint `json:"retry_exponential_base"`
InfluxMaxRetries uint `json:"max_retries"`
InfluxMaxRetryTime string `json:"max_retry_time"`
//InfluxMaxRetryDelay string `json:"max_retry_delay"` // It is mentioned in the docs but there is no way to set it
}
type InfluxSink struct {
sink
client influxdb2.Client
writeApi influxdb2Api.WriteAPIBlocking
config InfluxSinkConfig
client influxdb2.Client
writeApi influxdb2Api.WriteAPIBlocking
config InfluxSinkConfig
influxRetryInterval uint
influxMaxRetryTime uint
//influxMaxRetryDelay uint
}
func (s *InfluxSink) connect() error {
@ -52,6 +61,12 @@ func (s *InfluxSink) connect() error {
InsecureSkipVerify: true,
},
)
clientOptions.SetMaxRetryInterval(s.influxRetryInterval)
clientOptions.SetMaxRetryTime(s.influxMaxRetryTime)
clientOptions.SetExponentialBase(s.config.InfluxExponentialBase)
clientOptions.SetMaxRetries(s.config.InfluxMaxRetries)
s.client = influxdb2.NewClientWithOptions(uri, auth, clientOptions)
s.writeApi = s.client.WriteAPIBlocking(s.config.Organization, s.config.Database)
ok, err := s.client.Ping(context.Background())
@ -91,6 +106,13 @@ func NewInfluxSink(name string, config json.RawMessage) (Sink, error) {
return nil, err
}
}
s.influxRetryInterval = uint(time.Duration(1) * time.Second)
s.config.InfluxRetryInterval = "1s"
s.influxMaxRetryTime = uint(7 * time.Duration(24) * time.Hour)
s.config.InfluxMaxRetryTime = "168h"
s.config.InfluxMaxRetries = 20
s.config.InfluxExponentialBase = 2
if len(s.config.Host) == 0 ||
len(s.config.Port) == 0 ||
len(s.config.Database) == 0 ||
@ -99,6 +121,16 @@ func NewInfluxSink(name string, config json.RawMessage) (Sink, error) {
return nil, errors.New("not all configuration variables set required by InfluxSink")
}
toUint := func(duration string, def uint) uint {
t, err := time.ParseDuration(duration)
if err == nil {
return uint(t.Milliseconds())
}
return def
}
s.influxRetryInterval = toUint(s.config.InfluxRetryInterval, s.influxRetryInterval)
s.influxMaxRetryTime = toUint(s.config.InfluxMaxRetryTime, s.influxMaxRetryTime)
// Connect to InfluxDB server
if err := s.connect(); err != nil {
return nil, fmt.Errorf("unable to connect: %v", err)

10
sinks/influxSink.md
View File

@ -17,6 +17,10 @@ The `influxdb` sink uses the official [InfluxDB golang client](https://pkg.go.de
"password" : "examplepw",
"organization": "myorg",
"ssl": true,
"retry_interval" : "1s",
"retry_exponential_base" : 2,
"max_retries": 20,
"max_retry_time" : "168h"
}
}
```
@ -30,3 +34,9 @@ The `influxdb` sink uses the official [InfluxDB golang client](https://pkg.go.de
- `password`: Password for basic authentification
- `organization`: Organization in the InfluxDB
- `ssl`: Use SSL connection
- `retry_interval`: Base retry interval for failed write requests, default 1s
- `retry_exponential_base`: The retry interval is exponentially increased with this base, default 2
- `max_retries`: Maximal number of retry attempts
- `max_retry_time`: Maximal time to retry failed writes, default 168h (one week)
For information about the calculation of the retry interval settings, see [offical influxdb-client-go documentation](https://github.com/influxdata/influxdb-client-go#handling-of-failed-async-writes)