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logger.go
45 lines (40 loc) · 1002 Bytes
/
logger.go
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// Package telemetry - Content managed by Project Forge, see [projectforge.md] for details.
package telemetry
import (
"strings"
"admini.dev/admini/app/util"
)
func LoggerFor(logger util.Logger, span *Span) util.Logger {
if logger == nil {
return nil
}
if span == nil {
return logger
}
return logger.With("trace", span.TraceID(), "span", span.SpanID())
}
type ErrHandler struct {
logger util.Logger
hasPrinted bool
}
func (e *ErrHandler) Handle(err error) {
if err == nil {
return
}
msg := err.Error()
if strings.HasPrefix(msg, "Post \"") || strings.HasPrefix(msg, "traces export") {
if e.hasPrinted {
return
}
if idx := strings.Index(msg, "\":"); idx > -1 {
msg = strings.TrimSpace(msg[idx+2:])
}
if strings.Contains(msg, "connectex") {
msg = "connection failure"
}
e.logger.Warn("telemetry seems to be unavailable: [" + msg + "] (this message will appear only once)")
e.hasPrinted = true
return
}
e.logger.Warnf("telemetry error: %+v", err)
}