VictoriaMetrics/app/vmalert/remotewrite/init.go
Roman Khavronenko 82ecfa3b32
app/vmalert: move flags description and initialization into subpackages
The change adds no new functionality and aims to move flags definitions
to subpackages that are using them. This should improve readability
of the main function.
2020-06-28 12:26:22 +01:00

54 lines
2.6 KiB
Go

package remotewrite
import (
"context"
"flag"
"fmt"
"time"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmalert/utils"
)
var (
addr = flag.String("remoteWrite.url", "", "Optional URL to Victoria Metrics or VMInsert where to persist alerts state"+
" and recording rules results in form of timeseries. E.g. http://127.0.0.1:8428")
basicAuthUsername = flag.String("remoteWrite.basicAuth.username", "", "Optional basic auth username for -remoteWrite.url")
basicAuthPassword = flag.String("remoteWrite.basicAuth.password", "", "Optional basic auth password for -remoteWrite.url")
maxQueueSize = flag.Int("remoteWrite.maxQueueSize", 1e5, "Defines the max number of pending datapoints to remote write endpoint")
maxBatchSize = flag.Int("remoteWrite.maxBatchSize", 1e3, "Defines defines max number of timeseries to be flushed at once")
concurrency = flag.Int("remoteWrite.concurrency", 1, "Defines number of writers for concurrent writing into remote querier")
flushInterval = flag.Duration("remoteWrite.flushInterval", 5*time.Second, "Defines interval of flushes to remote write endpoint")
tlsInsecureSkipVerify = flag.Bool("remoteWrite.tlsInsecureSkipVerify", false, "Whether to skip tls verification when connecting to -remoteWrite.url")
tlsCertFile = flag.String("remoteWrite.tlsCertFile", "", "Optional path to client-side TLS certificate file to use when connecting to -remoteWrite.url")
tlsKeyFile = flag.String("remoteWrite.tlsKeyFile", "", "Optional path to client-side TLS certificate key to use when connecting to -remoteWrite.url")
tlsCAFile = flag.String("remoteWrite.tlsCAFile", "", "Optional path to TLS CA file to use for verifying connections to -remoteWrite.url. "+
"By default system CA is used")
tlsServerName = flag.String("remoteWrite.tlsServerName", "", "Optional TLS server name to use for connections to -remoteWrite.url. "+
"By default the server name from -remoteWrite.url is used")
)
// Init creates Client object from given flags.
// Returns nil if addr flag wasn't set.
func Init(ctx context.Context) (*Client, error) {
if *addr == "" {
return nil, nil
}
t, err := utils.Transport(*addr, *tlsCertFile, *tlsKeyFile, *tlsCAFile, *tlsServerName, *tlsInsecureSkipVerify)
if err != nil {
return nil, fmt.Errorf("failed to create transport: %s", err)
}
return NewClient(ctx, Config{
Addr: *addr,
Concurrency: *concurrency,
MaxQueueSize: *maxQueueSize,
MaxBatchSize: *maxBatchSize,
FlushInterval: *flushInterval,
BasicAuthUser: *basicAuthUsername,
BasicAuthPass: *basicAuthPassword,
Transport: t,
})
}