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70a822f3a0
See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/2860 Signed-off-by: hagen1778 <roman@victoriametrics.com>
79 lines
4.6 KiB
Go
79 lines
4.6 KiB
Go
package remotewrite
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import (
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"context"
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"flag"
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"fmt"
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"time"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vmalert/utils"
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)
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var (
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addr = flag.String("remoteWrite.url", "", "Optional URL to VictoriaMetrics or vminsert where to persist alerts state "+
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"and recording rules results in form of timeseries. For example, if -remoteWrite.url=http://127.0.0.1:8428 is specified, "+
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"then the alerts state will be written to http://127.0.0.1:8428/api/v1/write . See also -remoteWrite.disablePathAppend")
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headers = flag.String("remoteWrite.headers", "", "Optional HTTP headers to send with each request to the corresponding -remoteWrite.url. "+
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"For example, -remoteWrite.headers='My-Auth:foobar' would send 'My-Auth: foobar' HTTP header with every request to the corresponding -remoteWrite.url. "+
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"Multiple headers must be delimited by '^^': -remoteWrite.headers='header1:value1^^header2:value2'")
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basicAuthUsername = flag.String("remoteWrite.basicAuth.username", "", "Optional basic auth username for -remoteWrite.url")
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basicAuthPassword = flag.String("remoteWrite.basicAuth.password", "", "Optional basic auth password for -remoteWrite.url")
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basicAuthPasswordFile = flag.String("remoteWrite.basicAuth.passwordFile", "", "Optional path to basic auth password to use for -remoteWrite.url")
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bearerToken = flag.String("remoteWrite.bearerToken", "", "Optional bearer auth token to use for -remoteWrite.url.")
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bearerTokenFile = flag.String("remoteWrite.bearerTokenFile", "", "Optional path to bearer token file to use for -remoteWrite.url.")
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maxQueueSize = flag.Int("remoteWrite.maxQueueSize", 1e5, "Defines the max number of pending datapoints to remote write endpoint")
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maxBatchSize = flag.Int("remoteWrite.maxBatchSize", 1e3, "Defines defines max number of timeseries to be flushed at once")
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concurrency = flag.Int("remoteWrite.concurrency", 1, "Defines number of writers for concurrent writing into remote querier")
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flushInterval = flag.Duration("remoteWrite.flushInterval", 5*time.Second, "Defines interval of flushes to remote write endpoint")
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tlsInsecureSkipVerify = flag.Bool("remoteWrite.tlsInsecureSkipVerify", false, "Whether to skip tls verification when connecting to -remoteWrite.url")
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tlsCertFile = flag.String("remoteWrite.tlsCertFile", "", "Optional path to client-side TLS certificate file to use when connecting to -remoteWrite.url")
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tlsKeyFile = flag.String("remoteWrite.tlsKeyFile", "", "Optional path to client-side TLS certificate key to use when connecting to -remoteWrite.url")
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tlsCAFile = flag.String("remoteWrite.tlsCAFile", "", "Optional path to TLS CA file to use for verifying connections to -remoteWrite.url. "+
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"By default system CA is used")
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tlsServerName = flag.String("remoteWrite.tlsServerName", "", "Optional TLS server name to use for connections to -remoteWrite.url. "+
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"By default the server name from -remoteWrite.url is used")
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oauth2ClientID = flag.String("remoteWrite.oauth2.clientID", "", "Optional OAuth2 clientID to use for -remoteWrite.url.")
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oauth2ClientSecret = flag.String("remoteWrite.oauth2.clientSecret", "", "Optional OAuth2 clientSecret to use for -remoteWrite.url.")
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oauth2ClientSecretFile = flag.String("remoteWrite.oauth2.clientSecretFile", "", "Optional OAuth2 clientSecretFile to use for -remoteWrite.url.")
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oauth2TokenURL = flag.String("remoteWrite.oauth2.tokenUrl", "", "Optional OAuth2 tokenURL to use for -notifier.url.")
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oauth2Scopes = flag.String("remoteWrite.oauth2.scopes", "", "Optional OAuth2 scopes to use for -notifier.url. Scopes must be delimited by ';'.")
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)
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// Init creates Client object from given flags.
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// Returns nil if addr flag wasn't set.
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func Init(ctx context.Context) (*Client, error) {
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if *addr == "" {
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return nil, nil
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}
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t, err := utils.Transport(*addr, *tlsCertFile, *tlsKeyFile, *tlsCAFile, *tlsServerName, *tlsInsecureSkipVerify)
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if err != nil {
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return nil, fmt.Errorf("failed to create transport: %w", err)
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}
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authCfg, err := utils.AuthConfig(
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utils.WithBasicAuth(*basicAuthUsername, *basicAuthPassword, *basicAuthPasswordFile),
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utils.WithBearer(*bearerToken, *bearerTokenFile),
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utils.WithOAuth(*oauth2ClientID, *oauth2ClientSecret, *oauth2ClientSecretFile, *oauth2TokenURL, *oauth2Scopes),
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utils.WithHeaders(*headers))
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if err != nil {
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return nil, fmt.Errorf("failed to configure auth: %w", err)
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}
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return NewClient(ctx, Config{
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Addr: *addr,
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AuthCfg: authCfg,
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Concurrency: *concurrency,
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MaxQueueSize: *maxQueueSize,
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MaxBatchSize: *maxBatchSize,
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FlushInterval: *flushInterval,
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DisablePathAppend: *disablePathAppend,
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Transport: t,
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})
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}
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