107 lines
1.9 KiB
Go
107 lines
1.9 KiB
Go
package log
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import (
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"io"
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"os"
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"time"
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"github.com/juju/errors"
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"github.com/sirupsen/logrus"
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"git.dev.m-and-m.ovh/mderasse/gocommon/log/hooks/file"
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"git.dev.m-and-m.ovh/mderasse/gocommon/log/hooks/gelf"
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)
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// InitLog will try to initialize logger by trying to retrieve config from multiple source.
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func InitLog() error {
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// loading configuration
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c, err := loadConfig()
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if err != nil {
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return errors.Trace(err)
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}
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return initFromSource(c)
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}
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// InitLogFromCustomVaultSecret will initialize logger with a vault secret.
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func InitLogFromCustomVaultSecret(secret string) error {
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c, err := loadConfigFromVault(secret)
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if err != nil {
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return errors.Trace(err)
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}
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return initFromSource(c)
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}
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// InitLogFromCustomFile will initialize logger with a config file.
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func InitLogFromCustomFile(path string) error {
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c, err := loadConfigFromFile(path)
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if err != nil {
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return errors.Trace(err)
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}
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return initFromSource(c)
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}
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func initFromSource(c *ConfigStruct) error {
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err := c.applyEnv()
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if err != nil {
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return errors.Trace(err)
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}
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c.applyDefault()
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return InitLogFromCustomConfig(c)
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}
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// InitLogFromCustomConfig will initialize logger from a gaven config.
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func InitLogFromCustomConfig(c *ConfigStruct) error {
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err := c.IsValid()
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if err != nil {
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return errors.Trace(err)
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}
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level, err := logrus.ParseLevel(*c.Level)
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if err != nil {
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return err
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}
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// init logger
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log := logrus.New()
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log.SetLevel(level)
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if *c.EnableStdOut {
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log.SetOutput(os.Stdout)
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} else {
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log.SetOutput(io.Discard)
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}
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switch *c.Provider {
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case ProviderName_FILE:
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hook, err := file.NewHook(c.FileConfig)
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if err != nil {
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return errors.Trace(err)
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}
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log.AddHook(hook)
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case ProviderName_GELF:
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hook, err := gelf.NewHook(c.GelfConfig)
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if err != nil {
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return errors.Trace(err)
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}
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log.AddHook(hook)
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case ProviderName_NONE:
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// Do Nothing
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default:
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}
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for i := 0; i < 50; i++ {
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log.Infof("Test %d", i)
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time.Sleep(1 * time.Second)
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}
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return nil
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}
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