Christian Schwarz
111 lines
2.1 KiB
Go
111 lines
2.1 KiB
Go
package cmd
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import (
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"github.com/mitchellh/mapstructure"
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"github.com/pkg/errors"
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"github.com/zrepl/zrepl/logger"
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"os"
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"time"
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)
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type LoggingConfig struct {
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Outlets logger.Outlets
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}
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func parseLogging(i interface{}) (c *LoggingConfig, err error) {
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c = &LoggingConfig{}
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if i == nil {
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return c, nil
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}
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var asMap struct {
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Stdout struct {
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Level string
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Format string
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}
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TCP struct {
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Level string
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Format string
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Net string
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Address string
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RetryInterval string `mapstructure:"retry_interval"`
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}
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}
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if err = mapstructure.Decode(i, &asMap); err != nil {
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return nil, errors.Wrap(err, "mapstructure error")
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}
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c.Outlets = logger.NewOutlets()
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if asMap.Stdout.Level != "" {
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out := WriterOutlet{
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HumanFormatter{},
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os.Stdout,
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}
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level, err := logger.ParseLevel(asMap.Stdout.Level)
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if err != nil {
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return nil, errors.Wrap(err, "cannot parse stdout log level")
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}
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if asMap.Stdout.Format != "" {
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out.Formatter, err = parseLogFormat(asMap.Stdout.Format)
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if err != nil {
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return nil, errors.Wrap(err, "cannot parse log format")
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}
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}
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c.Outlets.Add(out, level)
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}
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if asMap.TCP.Address != "" {
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out := &TCPOutlet{}
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out.Formatter, err = parseLogFormat(asMap.TCP.Format)
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if err != nil {
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return nil, errors.Wrap(err, "cannot parse log 'format'")
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}
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lvl, err := logger.ParseLevel(asMap.TCP.Level)
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if err != nil {
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return nil, errors.Wrap(err, "cannot parse 'level'")
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}
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out.RetryInterval, err = time.ParseDuration(asMap.TCP.RetryInterval)
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if err != nil {
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return nil, errors.Wrap(err, "cannot parse 'retry_interval'")
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}
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out.Net, out.Address = asMap.TCP.Net, asMap.TCP.Address
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c.Outlets.Add(out, lvl)
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}
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return c, nil
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}
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func parseLogFormat(i interface{}) (f EntryFormatter, err error) {
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var is string
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switch j := i.(type) {
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case string:
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is = j
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default:
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return nil, errors.Errorf("invalid log format: wrong type: %T", i)
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}
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switch is {
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case "human":
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return HumanFormatter{}, nil
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case "json":
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return &JSONFormatter{}, nil
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default:
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return nil, errors.Errorf("invalid log format: '%s'", is)
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}
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}
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