Merge pull request #404 from knweiss/fixes

Cleanups and fixes
This commit is contained in:
Björn Rabenstein 2018-04-16 13:13:47 +02:00 committed by GitHub
commit f1323f902c
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GPG Key ID: 4AEE18F83AFDEB23
13 changed files with 28 additions and 44 deletions

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@ -89,7 +89,7 @@ func TestClientURL(t *testing.T) {
address: "http://localhost:9090",
endpoint: "/test/:param",
args: map[string]string{
"nonexistant": "content",
"nonexistent": "content",
},
expected: "http://localhost:9090/test/:param",
},

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@ -78,7 +78,7 @@ func ExampleNewExpvarCollector() {
close(metricChan)
}()
for m := range metricChan {
if strings.Index(m.Desc().String(), "expvar_memstats") == -1 {
if !strings.Contains(m.Desc().String(), "expvar_memstats") {
metric.Reset()
m.Write(&metric)
metricStrings = append(metricStrings, metric.String())

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@ -265,7 +265,7 @@ func (c *goCollector) Collect(ch chan<- Metric) {
quantiles[float64(idx+1)/float64(len(stats.PauseQuantiles)-1)] = pq.Seconds()
}
quantiles[0.0] = stats.PauseQuantiles[0].Seconds()
ch <- MustNewConstSummary(c.gcDesc, uint64(stats.NumGC), float64(stats.PauseTotal.Seconds()), quantiles)
ch <- MustNewConstSummary(c.gcDesc, uint64(stats.NumGC), stats.PauseTotal.Seconds(), quantiles)
ch <- MustNewConstMetric(c.goInfoDesc, GaugeValue, 1)

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@ -115,7 +115,7 @@ func decorateWriter(request *http.Request, writer io.Writer) (io.Writer, string)
header := request.Header.Get(acceptEncodingHeader)
parts := strings.Split(header, ",")
for _, part := range parts {
part := strings.TrimSpace(part)
part = strings.TrimSpace(part)
if part == "gzip" || strings.HasPrefix(part, "gzip;") {
return gzip.NewWriter(writer), "gzip"
}
@ -139,16 +139,6 @@ var now nower = nowFunc(func() time.Time {
return time.Now()
})
func nowSeries(t ...time.Time) nower {
return nowFunc(func() time.Time {
defer func() {
t = t[1:]
}()
return t[0]
})
}
// InstrumentHandler wraps the given HTTP handler for instrumentation. It
// registers four metric collectors (if not already done) and reports HTTP
// metrics to the (newly or already) registered collectors: http_requests_total
@ -352,7 +342,6 @@ func computeApproximateRequestSize(r *http.Request) <-chan int {
type responseWriterDelegator struct {
http.ResponseWriter
handler, method string
status int
written int64
wroteHeader bool

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@ -29,6 +29,16 @@ func (b respBody) ServeHTTP(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(b))
}
func nowSeries(t ...time.Time) nower {
return nowFunc(func() time.Time {
defer func() {
t = t[1:]
}()
return t[0]
})
}
func TestInstrumentHandler(t *testing.T) {
defer func(n nower) {
now = n.(nower)
@ -37,9 +47,9 @@ func TestInstrumentHandler(t *testing.T) {
instant := time.Now()
end := instant.Add(30 * time.Second)
now = nowSeries(instant, end)
respBody := respBody("Howdy there!")
body := respBody("Howdy there!")
hndlr := InstrumentHandler("test-handler", respBody)
hndlr := InstrumentHandler("test-handler", body)
opts := SummaryOpts{
Subsystem: "http",
@ -114,8 +124,8 @@ func TestInstrumentHandler(t *testing.T) {
if resp.Code != http.StatusTeapot {
t.Fatalf("expected status %d, got %d", http.StatusTeapot, resp.Code)
}
if string(resp.Body.Bytes()) != "Howdy there!" {
t.Fatalf("expected body %s, got %s", "Howdy there!", string(resp.Body.Bytes()))
if resp.Body.String() != "Howdy there!" {
t.Fatalf("expected body %s, got %s", "Howdy there!", resp.Body.String())
}
out := &dto.Metric{}

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@ -127,20 +127,6 @@ func (s LabelPairSorter) Less(i, j int) bool {
return s[i].GetName() < s[j].GetName()
}
type hashSorter []uint64
func (s hashSorter) Len() int {
return len(s)
}
func (s hashSorter) Swap(i, j int) {
s[i], s[j] = s[j], s[i]
}
func (s hashSorter) Less(i, j int) bool {
return s[i] < s[j]
}
type invalidMetric struct {
desc *Desc
err error

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@ -16,7 +16,6 @@ package prometheus
import "github.com/prometheus/procfs"
type processCollector struct {
pid int
collectFn func(chan<- Metric)
pidFn func() (int, error)
cpuTotal *Desc

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@ -1,3 +1,5 @@
// +build linux
package prometheus
import (

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@ -302,7 +302,7 @@ func decorateWriter(request *http.Request, writer io.Writer, compressionDisabled
header := request.Header.Get(acceptEncodingHeader)
parts := strings.Split(header, ",")
for _, part := range parts {
part := strings.TrimSpace(part)
part = strings.TrimSpace(part)
if part == "gzip" || strings.HasPrefix(part, "gzip;") {
return gzip.NewWriter(writer), "gzip"
}

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@ -121,7 +121,7 @@ the_count 0
t.Errorf("got HTTP status code %d, want %d", got, want)
}
if got := logBuf.String(); got != wantMsg {
t.Errorf("got log message:\n%s\nwant log mesage:\n%s\n", got, wantMsg)
t.Errorf("got log message:\n%s\nwant log message:\n%s\n", got, wantMsg)
}
if got := writer.Body.String(); got != wantErrorBody {
t.Errorf("got body:\n%s\nwant body:\n%s\n", got, wantErrorBody)

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@ -66,7 +66,7 @@ type Pusher struct {
username, password string
}
// New creates a new Pusher to push to the provided URL withe the provided job
// New creates a new Pusher to push to the provided URL with the provided job
// name. You can use just host:port or ip:port as url, in which case “http://”
// is added automatically. Alternatively, include the schema in the
// URL. However, do not include the “/metrics/jobs/…” part.

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@ -437,7 +437,7 @@ collectLoop:
))
default:
if goroutineBudget <= 0 || len(collectors) == 0 {
// All collectors are aleady being worked on or
// All collectors are already being worked on or
// we have already as many goroutines started as
// there are collectors. Just process metrics
// from now on.

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@ -152,9 +152,7 @@ func makeLabelPairs(desc *Desc, labelValues []string) []*dto.LabelPair {
Value: proto.String(labelValues[i]),
})
}
for _, lp := range desc.constLabelPairs {
labelPairs = append(labelPairs, lp)
}
labelPairs = append(labelPairs, desc.constLabelPairs...)
sort.Sort(LabelPairSorter(labelPairs))
return labelPairs
}