98 lines
2.3 KiB
Go
98 lines
2.3 KiB
Go
package main
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import (
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"bytes"
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"encoding/json"
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"fmt"
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pluginapi "github.com/mattermost/mattermost-plugin-api"
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"github.com/mattermost/mattermost-server/v6/shared/mlog"
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)
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const (
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pluginTargetType = "focalboard_plugin_adapter"
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)
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// pluginTargetFactory creates a plugin log adapter when a custom target type appears in
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// the logging configuration.
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type pluginTargetFactory struct {
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logService *pluginapi.LogService
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}
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func newPluginTargetFactory(logService *pluginapi.LogService) pluginTargetFactory {
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return pluginTargetFactory{
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logService: logService,
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}
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}
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func (ptf pluginTargetFactory) createTarget(targetType string, options json.RawMessage) (mlog.Target, error) {
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if targetType != pluginTargetType {
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return nil, ErrInvalidTargetType{targetType}
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}
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return newPluginAdapterTarget(ptf.logService), nil
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}
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// pluginLogAdapter is a simple log target that writes to the plugin API.
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type pluginLogAdapter struct {
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logService *pluginapi.LogService
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}
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func newPluginAdapterTarget(logService *pluginapi.LogService) mlog.Target {
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return &pluginLogAdapter{
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logService: logService,
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}
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}
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func (pla *pluginLogAdapter) Init() error {
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return nil
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}
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func (pla *pluginLogAdapter) Shutdown() error {
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return nil
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}
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func (pla *pluginLogAdapter) Write(p []byte, rec *mlog.LogRec) (int, error) {
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fields := rec.Fields()
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args := make([]interface{}, 0, len(fields)*2)
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buf := &bytes.Buffer{}
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var err error
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for _, fld := range fields {
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err = fld.ValueString(buf, mlog.ShouldQuote)
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if err != nil {
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return 0, err
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}
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args = append(args, fld.Key, buf.String())
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buf.Reset()
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}
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switch rec.Level() {
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case mlog.LvlDebug:
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pla.logService.Debug(rec.Msg(), args...)
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case mlog.LvlError:
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pla.logService.Error(rec.Msg(), args...)
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case mlog.LvlInfo:
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pla.logService.Info(rec.Msg(), args...)
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case mlog.LvlWarn:
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pla.logService.Warn(rec.Msg(), args...)
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case mlog.LvlCritical, mlog.LvlFatal:
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args = append(args, mlog.String("level", rec.Level().Name))
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pla.logService.Error(rec.Msg(), args...)
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default:
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args = append(args, mlog.String("level", rec.Level().Name))
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pla.logService.Info(rec.Msg(), args...)
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}
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return 0, nil
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}
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// ErrInvalidTargetType is returned when a log config factory does not recognize the
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// target type.
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type ErrInvalidTargetType struct {
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name string
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}
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func (e ErrInvalidTargetType) Error() string {
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return fmt.Sprintf("invalid log target type '%s'", e.name)
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}
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