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Merge pull request #300 from prometheus/beorn7/http 

Point to promhttp in deprecation notices
This commit is contained in:
Björn Rabenstein 2017-05-09 23:03:59 +02:00 committed by GitHub
parent d300d5cf21 4ea620c5bf
commit b12dd9c58c
1 changed files with 7 additions and 9 deletions
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16
prometheus/http.go
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@ -62,7 +62,8 @@ func giveBuf(buf *bytes.Buffer) {
//
// Deprecated: Please note the issues described in the doc comment of
// InstrumentHandler. You might want to consider using promhttp.Handler instead
// (which is not instrumented).
// (which is not instrumented, but can be instrumented with the tooling provided
// in package promhttp).
func Handler() http.Handler {
return InstrumentHandler("prometheus", UninstrumentedHandler())
}
@ -158,7 +159,8 @@ func nowSeries(t ...time.Time) nower {
// value. http_requests_total is a metric vector partitioned by HTTP method
// (label name "method") and HTTP status code (label name "code").
//
// Deprecated: InstrumentHandler has several issues:
// Deprecated: InstrumentHandler has several issues. Use the tooling provided in
// package promhttp instead. The issues are the following:
//
// - It uses Summaries rather than Histograms. Summaries are not useful if
// aggregation across multiple instances is required.
@ -174,10 +176,6 @@ func nowSeries(t ...time.Time) nower {
//
// - It has additional issues with HTTP/2, cf.
// https://github.com/prometheus/client_golang/issues/272.
//
// Upcoming versions of this package will provide ways of instrumenting HTTP
// handlers that are more flexible and have fewer issues. Please prefer direct
// instrumentation in the meantime.
func InstrumentHandler(handlerName string, handler http.Handler) http.HandlerFunc {
return InstrumentHandlerFunc(handlerName, handler.ServeHTTP)
}
@ -187,7 +185,7 @@ func InstrumentHandler(handlerName string, handler http.Handler) http.HandlerFun
// issues).
//
// Deprecated: InstrumentHandlerFunc is deprecated for the same reasons as
// InstrumentHandler is.
// InstrumentHandler is. Use the tooling provided in package promhttp instead.
func InstrumentHandlerFunc(handlerName string, handlerFunc func(http.ResponseWriter, *http.Request)) http.HandlerFunc {
return InstrumentHandlerFuncWithOpts(
SummaryOpts{
@ -226,7 +224,7 @@ func InstrumentHandlerFunc(handlerName string, handlerFunc func(http.ResponseWri
// SummaryOpts.
//
// Deprecated: InstrumentHandlerWithOpts is deprecated for the same reasons as
// InstrumentHandler is.
// InstrumentHandler is. Use the tooling provided in package promhttp instead.
func InstrumentHandlerWithOpts(opts SummaryOpts, handler http.Handler) http.HandlerFunc {
return InstrumentHandlerFuncWithOpts(opts, handler.ServeHTTP)
}
@ -237,7 +235,7 @@ func InstrumentHandlerWithOpts(opts SummaryOpts, handler http.Handler) http.Hand
// SummaryOpts are used.
//
// Deprecated: InstrumentHandlerFuncWithOpts is deprecated for the same reasons
// as InstrumentHandler is.
// as InstrumentHandler is. Use the tooling provided in package promhttp instead.
func InstrumentHandlerFuncWithOpts(opts SummaryOpts, handlerFunc func(http.ResponseWriter, *http.Request)) http.HandlerFunc {
reqCnt := NewCounterVec(
CounterOpts{