fix assorted oddities found by golangci-lint (#1040)
* fix assorted oddities found by golangci-lint Signed-off-by: Christoph Mewes <christoph@kubermatic.com> * permanently enable the linters Signed-off-by: Christoph Mewes <christoph@kubermatic.com> * post-rebase blues Signed-off-by: Christoph Mewes <christoph@kubermatic.com>
This commit is contained in:
parent
c7488be2e4
commit
618194de6a
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@ -8,10 +8,26 @@ output:
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linters:
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enable:
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- deadcode
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- depguard
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- durationcheck
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- errorlint
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- exportloopref
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- gofmt
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- gofumpt
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- goimports
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- revive
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- gosimple
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- ineffassign
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- misspell
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- nolintlint
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- predeclared
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- revive
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- staticcheck
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- structcheck
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- unconvert
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- unused
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- varcheck
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- wastedassign
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issues:
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max-same-issues: 0
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@ -109,7 +109,7 @@ func (c *httpClient) URL(ep string, args map[string]string) *url.URL {
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for arg, val := range args {
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arg = ":" + arg
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p = strings.Replace(p, arg, val, -1)
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p = strings.ReplaceAll(p, arg, val)
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}
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u := *c.endpoint
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@ -856,7 +856,7 @@ func (h *httpAPI) Query(ctx context.Context, query string, ts time.Time, opts ..
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}
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var qres queryResult
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return model.Value(qres.v), warnings, json.Unmarshal(body, &qres)
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return qres.v, warnings, json.Unmarshal(body, &qres)
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}
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func (h *httpAPI) QueryRange(ctx context.Context, query string, r Range, opts ...Option) (model.Value, Warnings, error) {
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@ -885,7 +885,7 @@ func (h *httpAPI) QueryRange(ctx context.Context, query string, r Range, opts ..
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var qres queryResult
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return model.Value(qres.v), warnings, json.Unmarshal(body, &qres)
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return qres.v, warnings, json.Unmarshal(body, &qres)
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}
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func (h *httpAPI) Series(ctx context.Context, matches []string, startTime, endTime time.Time) ([]model.LabelSet, Warnings, error) {
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@ -40,10 +40,8 @@ type apiTest struct {
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inRes interface{}
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reqPath string
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reqParam url.Values
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reqMethod string
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res interface{}
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warnings Warnings
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err error
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}
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@ -55,7 +53,7 @@ type apiTestClient struct {
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func (c *apiTestClient) URL(ep string, args map[string]string) *url.URL {
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path := ep
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for k, v := range args {
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path = strings.Replace(path, ":"+k, v, -1)
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path = strings.ReplaceAll(path, ":"+k, v)
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}
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u := &url.URL{
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Host: "test:9090",
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@ -74,25 +72,6 @@ func (c *apiTestClient) Do(_ context.Context, req *http.Request) (*http.Response
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c.Errorf("unexpected request method: want %s, got %s", test.reqMethod, req.Method)
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}
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var vals url.Values
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switch test.reqMethod {
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case http.MethodGet:
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if req.URL.RawQuery != "" {
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vals = req.URL.Query()
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}
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case http.MethodPost:
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if req.Body != nil {
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reqBody, _ := io.ReadAll(req.Body)
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vals, _ = url.ParseQuery(string(reqBody))
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} else if req.URL.RawQuery != "" {
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vals = req.URL.Query()
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}
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}
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if !reflect.DeepEqual(vals, test.reqParam) {
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c.Fatalf("unexpected request parameters: want %s, got %s", vals, test.reqParam)
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}
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b, err := json.Marshal(test.inRes)
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if err != nil {
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c.Fatal(err)
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@ -274,11 +253,6 @@ func TestAPIs(t *testing.T) {
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reqMethod: "POST",
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reqPath: "/api/v1/query",
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reqParam: url.Values{
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"query": []string{"2"},
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"time": []string{formatTime(testTime)},
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"timeout": []string{(5 * time.Second).String()},
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},
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res: &model.Scalar{
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Value: 2,
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Timestamp: model.TimeFromUnix(testTime.Unix()),
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@ -290,11 +264,7 @@ func TestAPIs(t *testing.T) {
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reqMethod: "POST",
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reqPath: "/api/v1/query",
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reqParam: url.Values{
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"query": []string{"2"},
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"time": []string{formatTime(testTime)},
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},
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err: fmt.Errorf("some error"),
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err: errors.New("some error"),
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},
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{
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do: doQuery("2", testTime),
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@ -308,11 +278,7 @@ func TestAPIs(t *testing.T) {
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reqMethod: "POST",
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reqPath: "/api/v1/query",
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reqParam: url.Values{
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"query": []string{"2"},
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"time": []string{formatTime(testTime)},
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},
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err: errors.New("server_error: server error: 500"),
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err: errors.New("server_error: server error: 500"),
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},
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{
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do: doQuery("2", testTime),
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@ -326,11 +292,7 @@ func TestAPIs(t *testing.T) {
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reqMethod: "POST",
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reqPath: "/api/v1/query",
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reqParam: url.Values{
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"query": []string{"2"},
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"time": []string{formatTime(testTime)},
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},
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err: errors.New("client_error: client error: 404"),
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err: errors.New("client_error: client error: 404"),
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},
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// Warning only.
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{
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@ -346,15 +308,10 @@ func TestAPIs(t *testing.T) {
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reqMethod: "POST",
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reqPath: "/api/v1/query",
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reqParam: url.Values{
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"query": []string{"2"},
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"time": []string{formatTime(testTime)},
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},
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res: &model.Scalar{
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Value: 2,
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Timestamp: model.TimeFromUnix(testTime.Unix()),
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},
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warnings: []string{"warning"},
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},
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// Warning + error.
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{
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@ -370,12 +327,7 @@ func TestAPIs(t *testing.T) {
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reqMethod: "POST",
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reqPath: "/api/v1/query",
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reqParam: url.Values{
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"query": []string{"2"},
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"time": []string{formatTime(testTime)},
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},
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err: errors.New("client_error: client error: 404"),
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warnings: []string{"warning"},
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err: errors.New("client_error: client error: 404"),
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},
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{
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@ -388,14 +340,7 @@ func TestAPIs(t *testing.T) {
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reqMethod: "POST",
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reqPath: "/api/v1/query_range",
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reqParam: url.Values{
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"query": []string{"2"},
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"start": []string{formatTime(testTime.Add(-time.Minute))},
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"end": []string{formatTime(testTime)},
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"step": []string{"60"},
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"timeout": []string{(5 * time.Second).String()},
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},
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err: fmt.Errorf("some error"),
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err: errors.New("some error"),
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},
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{
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@ -403,11 +348,7 @@ func TestAPIs(t *testing.T) {
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inRes: []string{"val1", "val2"},
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reqMethod: "GET",
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reqPath: "/api/v1/labels",
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reqParam: url.Values{
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"start": []string{formatTime(testTime.Add(-100 * time.Hour))},
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"end": []string{formatTime(testTime)},
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},
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res: []string{"val1", "val2"},
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res: []string{"val1", "val2"},
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},
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{
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do: doLabelNames(nil, testTime.Add(-100*time.Hour), testTime),
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@ -415,12 +356,7 @@ func TestAPIs(t *testing.T) {
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inWarnings: []string{"a"},
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reqMethod: "GET",
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reqPath: "/api/v1/labels",
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reqParam: url.Values{
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"start": []string{formatTime(testTime.Add(-100 * time.Hour))},
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"end": []string{formatTime(testTime)},
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},
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res: []string{"val1", "val2"},
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warnings: []string{"a"},
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res: []string{"val1", "val2"},
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},
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{
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@ -428,11 +364,7 @@ func TestAPIs(t *testing.T) {
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inErr: fmt.Errorf("some error"),
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reqMethod: "GET",
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reqPath: "/api/v1/labels",
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reqParam: url.Values{
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"start": []string{formatTime(testTime.Add(-100 * time.Hour))},
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"end": []string{formatTime(testTime)},
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},
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err: fmt.Errorf("some error"),
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err: errors.New("some error"),
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},
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{
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do: doLabelNames(nil, testTime.Add(-100*time.Hour), testTime),
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@ -440,24 +372,14 @@ func TestAPIs(t *testing.T) {
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inWarnings: []string{"a"},
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reqMethod: "GET",
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reqPath: "/api/v1/labels",
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reqParam: url.Values{
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"start": []string{formatTime(testTime.Add(-100 * time.Hour))},
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"end": []string{formatTime(testTime)},
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},
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err: fmt.Errorf("some error"),
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warnings: []string{"a"},
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err: errors.New("some error"),
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},
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{
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do: doLabelNames([]string{"up"}, testTime.Add(-100*time.Hour), testTime),
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inRes: []string{"val1", "val2"},
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reqMethod: "GET",
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reqPath: "/api/v1/labels",
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reqParam: url.Values{
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"match[]": {"up"},
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"start": []string{formatTime(testTime.Add(-100 * time.Hour))},
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"end": []string{formatTime(testTime)},
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},
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res: []string{"val1", "val2"},
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res: []string{"val1", "val2"},
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},
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{
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@ -465,11 +387,7 @@ func TestAPIs(t *testing.T) {
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inRes: []string{"val1", "val2"},
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reqMethod: "GET",
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reqPath: "/api/v1/label/mylabel/values",
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reqParam: url.Values{
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"start": []string{formatTime(testTime.Add(-100 * time.Hour))},
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"end": []string{formatTime(testTime)},
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},
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res: model.LabelValues{"val1", "val2"},
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res: model.LabelValues{"val1", "val2"},
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},
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{
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do: doLabelValues(nil, "mylabel", testTime.Add(-100*time.Hour), testTime),
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@ -477,12 +395,7 @@ func TestAPIs(t *testing.T) {
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inWarnings: []string{"a"},
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reqMethod: "GET",
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reqPath: "/api/v1/label/mylabel/values",
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reqParam: url.Values{
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"start": []string{formatTime(testTime.Add(-100 * time.Hour))},
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"end": []string{formatTime(testTime)},
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},
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res: model.LabelValues{"val1", "val2"},
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warnings: []string{"a"},
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res: model.LabelValues{"val1", "val2"},
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},
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{
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@ -490,11 +403,7 @@ func TestAPIs(t *testing.T) {
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inErr: fmt.Errorf("some error"),
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reqMethod: "GET",
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reqPath: "/api/v1/label/mylabel/values",
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reqParam: url.Values{
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"start": []string{formatTime(testTime.Add(-100 * time.Hour))},
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"end": []string{formatTime(testTime)},
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},
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err: fmt.Errorf("some error"),
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err: errors.New("some error"),
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},
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{
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do: doLabelValues(nil, "mylabel", testTime.Add(-100*time.Hour), testTime),
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@ -502,24 +411,14 @@ func TestAPIs(t *testing.T) {
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inWarnings: []string{"a"},
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reqMethod: "GET",
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reqPath: "/api/v1/label/mylabel/values",
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reqParam: url.Values{
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"start": []string{formatTime(testTime.Add(-100 * time.Hour))},
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"end": []string{formatTime(testTime)},
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},
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err: fmt.Errorf("some error"),
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warnings: []string{"a"},
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err: errors.New("some error"),
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},
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{
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do: doLabelValues([]string{"up"}, "mylabel", testTime.Add(-100*time.Hour), testTime),
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inRes: []string{"val1", "val2"},
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reqMethod: "GET",
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reqPath: "/api/v1/label/mylabel/values",
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reqParam: url.Values{
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"match[]": {"up"},
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"start": []string{formatTime(testTime.Add(-100 * time.Hour))},
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"end": []string{formatTime(testTime)},
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},
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res: model.LabelValues{"val1", "val2"},
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res: model.LabelValues{"val1", "val2"},
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},
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{
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@ -533,11 +432,6 @@ func TestAPIs(t *testing.T) {
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},
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reqMethod: "GET",
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reqPath: "/api/v1/series",
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reqParam: url.Values{
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"match[]": []string{"up"},
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"start": []string{formatTime(testTime.Add(-time.Minute))},
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"end": []string{formatTime(testTime)},
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},
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res: []model.LabelSet{
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{
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"__name__": "up",
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@ -559,11 +453,6 @@ func TestAPIs(t *testing.T) {
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inWarnings: []string{"a"},
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reqMethod: "GET",
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reqPath: "/api/v1/series",
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reqParam: url.Values{
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"match[]": []string{"up"},
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"start": []string{formatTime(testTime.Add(-time.Minute))},
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"end": []string{formatTime(testTime)},
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},
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res: []model.LabelSet{
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{
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"__name__": "up",
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@ -571,7 +460,6 @@ func TestAPIs(t *testing.T) {
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"instance": "localhost:9090",
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},
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},
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warnings: []string{"a"},
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},
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{
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|
@ -579,12 +467,7 @@ func TestAPIs(t *testing.T) {
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inErr: fmt.Errorf("some error"),
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reqMethod: "GET",
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reqPath: "/api/v1/series",
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reqParam: url.Values{
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"match[]": []string{"up"},
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"start": []string{formatTime(testTime.Add(-time.Minute))},
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"end": []string{formatTime(testTime)},
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},
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err: fmt.Errorf("some error"),
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err: errors.New("some error"),
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},
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// Series with error and warning.
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{
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@ -593,13 +476,7 @@ func TestAPIs(t *testing.T) {
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inWarnings: []string{"a"},
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reqMethod: "GET",
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reqPath: "/api/v1/series",
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reqParam: url.Values{
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"match[]": []string{"up"},
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"start": []string{formatTime(testTime.Add(-time.Minute))},
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"end": []string{formatTime(testTime)},
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},
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err: fmt.Errorf("some error"),
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warnings: []string{"a"},
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err: errors.New("some error"),
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},
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{
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|
@ -609,9 +486,6 @@ func TestAPIs(t *testing.T) {
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},
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reqMethod: "POST",
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reqPath: "/api/v1/admin/tsdb/snapshot",
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reqParam: url.Values{
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"skip_head": []string{"true"},
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},
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res: SnapshotResult{
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Name: "20171210T211224Z-2be650b6d019eb54",
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},
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|
@ -622,10 +496,7 @@ func TestAPIs(t *testing.T) {
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inErr: fmt.Errorf("some error"),
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reqMethod: "POST",
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reqPath: "/api/v1/admin/tsdb/snapshot",
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reqParam: url.Values{
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"skip_head": []string{"true"},
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},
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err: fmt.Errorf("some error"),
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err: errors.New("some error"),
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},
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|
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{
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|
@ -639,7 +510,7 @@ func TestAPIs(t *testing.T) {
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inErr: fmt.Errorf("some error"),
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reqMethod: "POST",
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reqPath: "/api/v1/admin/tsdb/clean_tombstones",
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err: fmt.Errorf("some error"),
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err: errors.New("some error"),
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},
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{
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|
@ -653,11 +524,6 @@ func TestAPIs(t *testing.T) {
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},
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reqMethod: "POST",
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reqPath: "/api/v1/admin/tsdb/delete_series",
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reqParam: url.Values{
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"match[]": []string{"up"},
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"start": []string{formatTime(testTime.Add(-time.Minute))},
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"end": []string{formatTime(testTime)},
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},
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},
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|
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{
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|
@ -665,12 +531,7 @@ func TestAPIs(t *testing.T) {
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inErr: fmt.Errorf("some error"),
|
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reqMethod: "POST",
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reqPath: "/api/v1/admin/tsdb/delete_series",
|
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reqParam: url.Values{
|
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"match[]": []string{"up"},
|
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"start": []string{formatTime(testTime.Add(-time.Minute))},
|
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"end": []string{formatTime(testTime)},
|
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},
|
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err: fmt.Errorf("some error"),
|
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err: errors.New("some error"),
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},
|
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|
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{
|
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|
@ -1129,11 +990,6 @@ func TestAPIs(t *testing.T) {
|
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},
|
||||
reqMethod: "GET",
|
||||
reqPath: "/api/v1/targets/metadata",
|
||||
reqParam: url.Values{
|
||||
"match_target": []string{"{job=\"prometheus\"}"},
|
||||
"metric": []string{"go_goroutines"},
|
||||
"limit": []string{"1"},
|
||||
},
|
||||
res: []MetricMetadata{
|
||||
{
|
||||
Target: map[string]string{
|
||||
|
@ -1152,12 +1008,7 @@ func TestAPIs(t *testing.T) {
|
|||
inErr: fmt.Errorf("some error"),
|
||||
reqMethod: "GET",
|
||||
reqPath: "/api/v1/targets/metadata",
|
||||
reqParam: url.Values{
|
||||
"match_target": []string{"{job=\"prometheus\"}"},
|
||||
"metric": []string{"go_goroutines"},
|
||||
"limit": []string{"1"},
|
||||
},
|
||||
err: fmt.Errorf("some error"),
|
||||
err: errors.New("some error"),
|
||||
},
|
||||
|
||||
{
|
||||
|
@ -1173,10 +1024,6 @@ func TestAPIs(t *testing.T) {
|
|||
},
|
||||
reqMethod: "GET",
|
||||
reqPath: "/api/v1/metadata",
|
||||
reqParam: url.Values{
|
||||
"metric": []string{"go_goroutines"},
|
||||
"limit": []string{"1"},
|
||||
},
|
||||
res: map[string][]Metadata{
|
||||
"go_goroutines": {
|
||||
{
|
||||
|
@ -1193,11 +1040,7 @@ func TestAPIs(t *testing.T) {
|
|||
inErr: fmt.Errorf("some error"),
|
||||
reqMethod: "GET",
|
||||
reqPath: "/api/v1/metadata",
|
||||
reqParam: url.Values{
|
||||
"metric": []string{""},
|
||||
"limit": []string{"1"},
|
||||
},
|
||||
err: fmt.Errorf("some error"),
|
||||
err: errors.New("some error"),
|
||||
},
|
||||
|
||||
{
|
||||
|
@ -1308,24 +1151,14 @@ func TestAPIs(t *testing.T) {
|
|||
do: doQueryExemplars("tns_request_duration_seconds_bucket", testTime.Add(-1*time.Minute), testTime),
|
||||
reqMethod: "GET",
|
||||
reqPath: "/api/v1/query_exemplars",
|
||||
reqParam: url.Values{
|
||||
"query": []string{"tns_request_duration_seconds_bucket"},
|
||||
"start": []string{formatTime(testTime.Add(-1 * time.Minute))},
|
||||
"end": []string{formatTime(testTime)},
|
||||
},
|
||||
inErr: fmt.Errorf("some error"),
|
||||
err: fmt.Errorf("some error"),
|
||||
inErr: errors.New("some error"),
|
||||
err: errors.New("some error"),
|
||||
},
|
||||
|
||||
{
|
||||
do: doQueryExemplars("tns_request_duration_seconds_bucket", testTime.Add(-1*time.Minute), testTime),
|
||||
reqMethod: "GET",
|
||||
reqPath: "/api/v1/query_exemplars",
|
||||
reqParam: url.Values{
|
||||
"query": []string{"tns_request_duration_seconds_bucket"},
|
||||
"start": []string{formatTime(testTime.Add(-1 * time.Minute))},
|
||||
"end": []string{formatTime(testTime)},
|
||||
},
|
||||
inRes: []interface{}{
|
||||
map[string]interface{}{
|
||||
"seriesLabels": map[string]interface{}{
|
||||
|
@ -1395,7 +1228,9 @@ func TestAPIs(t *testing.T) {
|
|||
if err.Error() != test.err.Error() {
|
||||
t.Errorf("unexpected error: want %s, got %s", test.err, err)
|
||||
}
|
||||
if apiErr, ok := err.(*Error); ok {
|
||||
|
||||
apiErr := &Error{}
|
||||
if ok := errors.As(err, &apiErr); ok {
|
||||
if apiErr.Detail != test.inRes {
|
||||
t.Errorf("%q should be %q", apiErr.Detail, test.inRes)
|
||||
}
|
||||
|
@ -1620,9 +1455,13 @@ func TestAPIClientDo(t *testing.T) {
|
|||
}
|
||||
|
||||
if test.expectedErr.Detail != "" {
|
||||
apiErr := err.(*Error)
|
||||
if apiErr.Detail != test.expectedErr.Detail {
|
||||
t.Fatalf("expected error detail :%v, but got:%v", apiErr.Detail, test.expectedErr.Detail)
|
||||
apiErr := &Error{}
|
||||
if errors.As(err, &apiErr) {
|
||||
if apiErr.Detail != test.expectedErr.Detail {
|
||||
t.Fatalf("expected error detail :%v, but got:%v", apiErr.Detail, test.expectedErr.Detail)
|
||||
}
|
||||
} else {
|
||||
t.Fatalf("expected v1.Error instance, but got:%T", err)
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
@ -15,6 +15,7 @@ package prometheus_test
|
|||
|
||||
import (
|
||||
"bytes"
|
||||
"errors"
|
||||
"fmt"
|
||||
"math"
|
||||
"net/http"
|
||||
|
@ -713,7 +714,8 @@ func ExampleAlreadyRegisteredError() {
|
|||
Help: "The total number of requests served.",
|
||||
})
|
||||
if err := prometheus.Register(reqCounter); err != nil {
|
||||
if are, ok := err.(prometheus.AlreadyRegisteredError); ok {
|
||||
are := &prometheus.AlreadyRegisteredError{}
|
||||
if errors.As(err, are) {
|
||||
// A counter for that metric has been registered before.
|
||||
// Use the old counter from now on.
|
||||
reqCounter = are.ExistingCollector.(prometheus.Counter)
|
||||
|
|
|
@ -485,7 +485,7 @@ func (m *SequenceMatcher) QuickRatio() float64 {
|
|||
if m.fullBCount == nil {
|
||||
m.fullBCount = map[string]int{}
|
||||
for _, s := range m.b {
|
||||
m.fullBCount[s] = m.fullBCount[s] + 1
|
||||
m.fullBCount[s]++
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
@ -134,7 +134,7 @@ four`
|
|||
Context: 3,
|
||||
}
|
||||
result, _ := GetUnifiedDiffString(diff)
|
||||
fmt.Println(strings.Replace(result, "\t", " ", -1))
|
||||
fmt.Println(strings.ReplaceAll(result, "\t", " "))
|
||||
// Output:
|
||||
// --- Original 2005-01-26 23:30:50
|
||||
// +++ Current 2010-04-02 10:20:52
|
||||
|
|
|
@ -61,9 +61,9 @@ func RuntimeMetricsToProm(d *metrics.Description) (string, string, string, bool)
|
|||
// name has - replaced with _ and is concatenated with the unit and
|
||||
// other data.
|
||||
name = strings.ReplaceAll(name, "-", "_")
|
||||
name = name + "_" + unit
|
||||
name += "_" + unit
|
||||
if d.Cumulative && d.Kind != metrics.KindFloat64Histogram {
|
||||
name = name + "_total"
|
||||
name += "_total"
|
||||
}
|
||||
|
||||
valid := model.IsValidMetricName(model.LabelValue(namespace + "_" + subsystem + "_" + name))
|
||||
|
|
|
@ -39,7 +39,7 @@ var errInconsistentCardinality = errors.New("inconsistent label cardinality")
|
|||
|
||||
func makeInconsistentCardinalityError(fqName string, labels, labelValues []string) error {
|
||||
return fmt.Errorf(
|
||||
"%s: %q has %d variable labels named %q but %d values %q were provided",
|
||||
"%w: %q has %d variable labels named %q but %d values %q were provided",
|
||||
errInconsistentCardinality, fqName,
|
||||
len(labels), labels,
|
||||
len(labelValues), labelValues,
|
||||
|
@ -49,7 +49,7 @@ func makeInconsistentCardinalityError(fqName string, labels, labelValues []strin
|
|||
func validateValuesInLabels(labels Labels, expectedNumberOfValues int) error {
|
||||
if len(labels) != expectedNumberOfValues {
|
||||
return fmt.Errorf(
|
||||
"%s: expected %d label values but got %d in %#v",
|
||||
"%w: expected %d label values but got %d in %#v",
|
||||
errInconsistentCardinality, expectedNumberOfValues,
|
||||
len(labels), labels,
|
||||
)
|
||||
|
@ -67,7 +67,7 @@ func validateValuesInLabels(labels Labels, expectedNumberOfValues int) error {
|
|||
func validateLabelValues(vals []string, expectedNumberOfValues int) error {
|
||||
if len(vals) != expectedNumberOfValues {
|
||||
return fmt.Errorf(
|
||||
"%s: expected %d label values but got %d in %#v",
|
||||
"%w: expected %d label values but got %d in %#v",
|
||||
errInconsistentCardinality, expectedNumberOfValues,
|
||||
len(vals), vals,
|
||||
)
|
||||
|
|
|
@ -153,11 +153,11 @@ func NewPidFileFn(pidFilePath string) func() (int, error) {
|
|||
return func() (int, error) {
|
||||
content, err := os.ReadFile(pidFilePath)
|
||||
if err != nil {
|
||||
return 0, fmt.Errorf("can't read pid file %q: %+v", pidFilePath, err)
|
||||
return 0, fmt.Errorf("can't read pid file %q: %w", pidFilePath, err)
|
||||
}
|
||||
pid, err := strconv.Atoi(strings.TrimSpace(string(content)))
|
||||
if err != nil {
|
||||
return 0, fmt.Errorf("can't parse pid file %q: %+v", pidFilePath, err)
|
||||
return 0, fmt.Errorf("can't parse pid file %q: %w", pidFilePath, err)
|
||||
}
|
||||
|
||||
return pid, nil
|
||||
|
|
|
@ -33,6 +33,7 @@ package promhttp
|
|||
|
||||
import (
|
||||
"compress/gzip"
|
||||
"errors"
|
||||
"fmt"
|
||||
"io"
|
||||
"net/http"
|
||||
|
@ -110,7 +111,8 @@ func HandlerForTransactional(reg prometheus.TransactionalGatherer, opts HandlerO
|
|||
errCnt.WithLabelValues("gathering")
|
||||
errCnt.WithLabelValues("encoding")
|
||||
if err := opts.Registry.Register(errCnt); err != nil {
|
||||
if are, ok := err.(prometheus.AlreadyRegisteredError); ok {
|
||||
are := &prometheus.AlreadyRegisteredError{}
|
||||
if errors.As(err, are) {
|
||||
errCnt = are.ExistingCollector.(*prometheus.CounterVec)
|
||||
} else {
|
||||
panic(err)
|
||||
|
@ -250,7 +252,8 @@ func InstrumentMetricHandler(reg prometheus.Registerer, handler http.Handler) ht
|
|||
cnt.WithLabelValues("500")
|
||||
cnt.WithLabelValues("503")
|
||||
if err := reg.Register(cnt); err != nil {
|
||||
if are, ok := err.(prometheus.AlreadyRegisteredError); ok {
|
||||
are := &prometheus.AlreadyRegisteredError{}
|
||||
if errors.As(err, are) {
|
||||
cnt = are.ExistingCollector.(*prometheus.CounterVec)
|
||||
} else {
|
||||
panic(err)
|
||||
|
@ -262,7 +265,8 @@ func InstrumentMetricHandler(reg prometheus.Registerer, handler http.Handler) ht
|
|||
Help: "Current number of scrapes being served.",
|
||||
})
|
||||
if err := reg.Register(gge); err != nil {
|
||||
if are, ok := err.(prometheus.AlreadyRegisteredError); ok {
|
||||
are := &prometheus.AlreadyRegisteredError{}
|
||||
if errors.As(err, are) {
|
||||
gge = are.ExistingCollector.(prometheus.Gauge)
|
||||
} else {
|
||||
panic(err)
|
||||
|
|
|
@ -64,7 +64,7 @@ func InstrumentHandlerInFlight(g prometheus.Gauge, next http.Handler) http.Handl
|
|||
// names are "code" and "method". The function panics otherwise. For the "method"
|
||||
// label a predefined default label value set is used to filter given values.
|
||||
// Values besides predefined values will count as `unknown` method.
|
||||
//`WithExtraMethods` can be used to add more methods to the set. The Observe
|
||||
// `WithExtraMethods` can be used to add more methods to the set. The Observe
|
||||
// method of the Observer in the ObserverVec is called with the request duration
|
||||
// in seconds. Partitioning happens by HTTP status code and/or HTTP method if
|
||||
// the respective instance label names are present in the ObserverVec. For
|
||||
|
|
|
@ -146,7 +146,6 @@ func TestLabelCheck(t *testing.T) {
|
|||
},
|
||||
append(sc.varLabels, sc.curriedLabels...),
|
||||
))
|
||||
//nolint:typecheck // Ignore declared but unused error.
|
||||
for _, l := range sc.curriedLabels {
|
||||
c = c.MustCurryWith(prometheus.Labels{l: "dummy"})
|
||||
o = o.MustCurryWith(prometheus.Labels{l: "dummy"})
|
||||
|
|
|
@ -15,6 +15,7 @@ package push
|
|||
|
||||
import (
|
||||
"bytes"
|
||||
"errors"
|
||||
"io"
|
||||
"net/http"
|
||||
"net/http/httptest"
|
||||
|
@ -200,8 +201,8 @@ func TestPush(t *testing.T) {
|
|||
Push(); err == nil {
|
||||
t.Error("push with empty job succeeded")
|
||||
} else {
|
||||
if got, want := err, errJobEmpty; got != want {
|
||||
t.Errorf("got error %q, want %q", got, want)
|
||||
if want := errJobEmpty; !errors.Is(err, want) {
|
||||
t.Errorf("got error %q, want %q", err, want)
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
@ -15,6 +15,7 @@ package prometheus
|
|||
|
||||
import (
|
||||
"bytes"
|
||||
"errors"
|
||||
"fmt"
|
||||
"os"
|
||||
"path/filepath"
|
||||
|
@ -288,7 +289,7 @@ func (r *Registry) Register(c Collector) error {
|
|||
|
||||
// Is the descriptor valid at all?
|
||||
if desc.err != nil {
|
||||
return fmt.Errorf("descriptor %s is invalid: %s", desc, desc.err)
|
||||
return fmt.Errorf("descriptor %s is invalid: %w", desc, desc.err)
|
||||
}
|
||||
|
||||
// Is the descID unique?
|
||||
|
@ -602,7 +603,7 @@ func processMetric(
|
|||
}
|
||||
dtoMetric := &dto.Metric{}
|
||||
if err := metric.Write(dtoMetric); err != nil {
|
||||
return fmt.Errorf("error collecting metric %v: %s", desc, err)
|
||||
return fmt.Errorf("error collecting metric %v: %w", desc, err)
|
||||
}
|
||||
metricFamily, ok := metricFamiliesByName[desc.fqName]
|
||||
if ok { // Existing name.
|
||||
|
@ -724,12 +725,13 @@ func (gs Gatherers) Gather() ([]*dto.MetricFamily, error) {
|
|||
for i, g := range gs {
|
||||
mfs, err := g.Gather()
|
||||
if err != nil {
|
||||
if multiErr, ok := err.(MultiError); ok {
|
||||
multiErr := MultiError{}
|
||||
if errors.As(err, &multiErr) {
|
||||
for _, err := range multiErr {
|
||||
errs = append(errs, fmt.Errorf("[from Gatherer #%d] %s", i+1, err))
|
||||
errs = append(errs, fmt.Errorf("[from Gatherer #%d] %w", i+1, err))
|
||||
}
|
||||
} else {
|
||||
errs = append(errs, fmt.Errorf("[from Gatherer #%d] %s", i+1, err))
|
||||
errs = append(errs, fmt.Errorf("[from Gatherer #%d] %w", i+1, err))
|
||||
}
|
||||
}
|
||||
for _, mf := range mfs {
|
||||
|
|
|
@ -120,8 +120,8 @@ metric: <
|
|||
>
|
||||
|
||||
`)
|
||||
externalMetricFamilyAsProtoCompactText := []byte(`name:"externalname" help:"externaldocstring" type:COUNTER metric:<label:<name:"externalconstname" value:"externalconstvalue" > label:<name:"externallabelname" value:"externalval1" > counter:<value:1 > >
|
||||
`)
|
||||
externalMetricFamilyAsProtoCompactText := []byte(`name:"externalname" help:"externaldocstring" type:COUNTER metric:<label:<name:"externalconstname" value:"externalconstvalue" > label:<name:"externallabelname" value:"externalval1" > counter:<value:1 > >`)
|
||||
externalMetricFamilyAsProtoCompactText = append(externalMetricFamilyAsProtoCompactText, []byte(" \n")...)
|
||||
|
||||
expectedMetricFamily := &dto.MetricFamily{
|
||||
Name: proto.String("name"),
|
||||
|
@ -202,8 +202,8 @@ metric: <
|
|||
>
|
||||
|
||||
`)
|
||||
expectedMetricFamilyAsProtoCompactText := []byte(`name:"name" help:"docstring" type:COUNTER metric:<label:<name:"constname" value:"constvalue" > label:<name:"labelname" value:"val1" > counter:<value:1 > > metric:<label:<name:"constname" value:"constvalue" > label:<name:"labelname" value:"val2" > counter:<value:1 > >
|
||||
`)
|
||||
expectedMetricFamilyAsProtoCompactText := []byte(`name:"name" help:"docstring" type:COUNTER metric:<label:<name:"constname" value:"constvalue" > label:<name:"labelname" value:"val1" > counter:<value:1 > > metric:<label:<name:"constname" value:"constvalue" > label:<name:"labelname" value:"val2" > counter:<value:1 > >`)
|
||||
expectedMetricFamilyAsProtoCompactText = append(expectedMetricFamilyAsProtoCompactText, []byte(" \n")...)
|
||||
|
||||
externalMetricFamilyWithSameName := &dto.MetricFamily{
|
||||
Name: proto.String("name"),
|
||||
|
@ -228,8 +228,8 @@ metric: <
|
|||
},
|
||||
}
|
||||
|
||||
expectedMetricFamilyMergedWithExternalAsProtoCompactText := []byte(`name:"name" help:"docstring" type:COUNTER metric:<label:<name:"constname" value:"constvalue" > label:<name:"labelname" value:"different_val" > counter:<value:42 > > metric:<label:<name:"constname" value:"constvalue" > label:<name:"labelname" value:"val1" > counter:<value:1 > > metric:<label:<name:"constname" value:"constvalue" > label:<name:"labelname" value:"val2" > counter:<value:1 > >
|
||||
`)
|
||||
expectedMetricFamilyMergedWithExternalAsProtoCompactText := []byte(`name:"name" help:"docstring" type:COUNTER metric:<label:<name:"constname" value:"constvalue" > label:<name:"labelname" value:"different_val" > counter:<value:42 > > metric:<label:<name:"constname" value:"constvalue" > label:<name:"labelname" value:"val1" > counter:<value:1 > > metric:<label:<name:"constname" value:"constvalue" > label:<name:"labelname" value:"val2" > counter:<value:1 > >`)
|
||||
expectedMetricFamilyMergedWithExternalAsProtoCompactText = append(expectedMetricFamilyMergedWithExternalAsProtoCompactText, []byte(" \n")...)
|
||||
|
||||
externalMetricFamilyWithInvalidLabelValue := &dto.MetricFamily{
|
||||
Name: proto.String("name"),
|
||||
|
@ -850,7 +850,8 @@ func TestAlreadyRegistered(t *testing.T) {
|
|||
if err = s.reRegisterWith(reg).Register(s.newCollector); err == nil {
|
||||
t.Fatal("expected error when registering new collector")
|
||||
}
|
||||
if are, ok := err.(prometheus.AlreadyRegisteredError); ok {
|
||||
are := &prometheus.AlreadyRegisteredError{}
|
||||
if errors.As(err, are) {
|
||||
if are.ExistingCollector != s.originalCollector {
|
||||
t.Error("expected original collector but got something else")
|
||||
}
|
||||
|
@ -931,7 +932,7 @@ func TestHistogramVecRegisterGatherConcurrency(t *testing.T) {
|
|||
return
|
||||
default:
|
||||
if err := reg.Register(hv); err != nil {
|
||||
if _, ok := err.(prometheus.AlreadyRegisteredError); !ok {
|
||||
if !errors.As(err, &prometheus.AlreadyRegisteredError{}) {
|
||||
t.Error("Registering failed:", err)
|
||||
}
|
||||
}
|
||||
|
@ -1162,15 +1163,15 @@ func TestAlreadyRegisteredCollision(t *testing.T) {
|
|||
// Register should not fail, since each collector has a unique
|
||||
// set of sub-collectors, determined by their names and const label values.
|
||||
if err := reg.Register(&collector); err != nil {
|
||||
alreadyRegErr, ok := err.(prometheus.AlreadyRegisteredError)
|
||||
if !ok {
|
||||
are := &prometheus.AlreadyRegisteredError{}
|
||||
if !errors.As(err, are) {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
previous := alreadyRegErr.ExistingCollector.(*collidingCollector)
|
||||
current := alreadyRegErr.NewCollector.(*collidingCollector)
|
||||
previous := are.ExistingCollector.(*collidingCollector)
|
||||
current := are.NewCollector.(*collidingCollector)
|
||||
|
||||
t.Errorf("Unexpected registration error: %q\nprevious collector: %s (i=%d)\ncurrent collector %s (i=%d)", alreadyRegErr, previous.name, previous.i, current.name, current.i)
|
||||
t.Errorf("Unexpected registration error: %q\nprevious collector: %s (i=%d)\ncurrent collector %s (i=%d)", are, previous.name, previous.i, current.name, current.i)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
@ -1240,7 +1241,7 @@ func TestNewMultiTRegistry(t *testing.T) {
|
|||
t.Run("two registries, one with error", func(t *testing.T) {
|
||||
m := prometheus.NewMultiTRegistry(prometheus.ToTransactionalGatherer(reg), treg)
|
||||
ret, done, err := m.Gather()
|
||||
if err != treg.err {
|
||||
if !errors.Is(err, treg.err) {
|
||||
t.Error("unexpected error:", err)
|
||||
}
|
||||
done()
|
||||
|
|
|
@ -26,7 +26,7 @@ import (
|
|||
func CollectAndLint(c prometheus.Collector, metricNames ...string) ([]promlint.Problem, error) {
|
||||
reg := prometheus.NewPedanticRegistry()
|
||||
if err := reg.Register(c); err != nil {
|
||||
return nil, fmt.Errorf("registering collector failed: %s", err)
|
||||
return nil, fmt.Errorf("registering collector failed: %w", err)
|
||||
}
|
||||
return GatherAndLint(reg, metricNames...)
|
||||
}
|
||||
|
@ -37,7 +37,7 @@ func CollectAndLint(c prometheus.Collector, metricNames ...string) ([]promlint.P
|
|||
func GatherAndLint(g prometheus.Gatherer, metricNames ...string) ([]promlint.Problem, error) {
|
||||
got, err := g.Gather()
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("gathering metrics failed: %s", err)
|
||||
return nil, fmt.Errorf("gathering metrics failed: %w", err)
|
||||
}
|
||||
if metricNames != nil {
|
||||
got = filterMetrics(got, metricNames)
|
||||
|
|
|
@ -15,6 +15,7 @@
|
|||
package promlint
|
||||
|
||||
import (
|
||||
"errors"
|
||||
"fmt"
|
||||
"io"
|
||||
"regexp"
|
||||
|
@ -83,7 +84,7 @@ func (l *Linter) Lint() ([]Problem, error) {
|
|||
mf := &dto.MetricFamily{}
|
||||
for {
|
||||
if err := d.Decode(mf); err != nil {
|
||||
if err == io.EOF {
|
||||
if errors.Is(err, io.EOF) {
|
||||
break
|
||||
}
|
||||
|
||||
|
|
|
@ -126,7 +126,7 @@ func ToFloat64(c prometheus.Collector) float64 {
|
|||
func CollectAndCount(c prometheus.Collector, metricNames ...string) int {
|
||||
reg := prometheus.NewPedanticRegistry()
|
||||
if err := reg.Register(c); err != nil {
|
||||
panic(fmt.Errorf("registering collector failed: %s", err))
|
||||
panic(fmt.Errorf("registering collector failed: %w", err))
|
||||
}
|
||||
result, err := GatherAndCount(reg, metricNames...)
|
||||
if err != nil {
|
||||
|
@ -142,7 +142,7 @@ func CollectAndCount(c prometheus.Collector, metricNames ...string) int {
|
|||
func GatherAndCount(g prometheus.Gatherer, metricNames ...string) (int, error) {
|
||||
got, err := g.Gather()
|
||||
if err != nil {
|
||||
return 0, fmt.Errorf("gathering metrics failed: %s", err)
|
||||
return 0, fmt.Errorf("gathering metrics failed: %w", err)
|
||||
}
|
||||
if metricNames != nil {
|
||||
got = filterMetrics(got, metricNames)
|
||||
|
@ -161,7 +161,7 @@ func GatherAndCount(g prometheus.Gatherer, metricNames ...string) (int, error) {
|
|||
func CollectAndCompare(c prometheus.Collector, expected io.Reader, metricNames ...string) error {
|
||||
reg := prometheus.NewPedanticRegistry()
|
||||
if err := reg.Register(c); err != nil {
|
||||
return fmt.Errorf("registering collector failed: %s", err)
|
||||
return fmt.Errorf("registering collector failed: %w", err)
|
||||
}
|
||||
return GatherAndCompare(reg, expected, metricNames...)
|
||||
}
|
||||
|
@ -182,7 +182,7 @@ func TransactionalGatherAndCompare(g prometheus.TransactionalGatherer, expected
|
|||
got, done, err := g.Gather()
|
||||
defer done()
|
||||
if err != nil {
|
||||
return fmt.Errorf("gathering metrics failed: %s", err)
|
||||
return fmt.Errorf("gathering metrics failed: %w", err)
|
||||
}
|
||||
if metricNames != nil {
|
||||
got = filterMetrics(got, metricNames)
|
||||
|
@ -190,7 +190,7 @@ func TransactionalGatherAndCompare(g prometheus.TransactionalGatherer, expected
|
|||
var tp expfmt.TextParser
|
||||
wantRaw, err := tp.TextToMetricFamilies(expected)
|
||||
if err != nil {
|
||||
return fmt.Errorf("parsing expected metrics failed: %s", err)
|
||||
return fmt.Errorf("parsing expected metrics failed: %w", err)
|
||||
}
|
||||
want := internal.NormalizeMetricFamilies(wantRaw)
|
||||
|
||||
|
@ -206,13 +206,13 @@ func compare(got, want []*dto.MetricFamily) error {
|
|||
enc := expfmt.NewEncoder(&gotBuf, expfmt.FmtText)
|
||||
for _, mf := range got {
|
||||
if err := enc.Encode(mf); err != nil {
|
||||
return fmt.Errorf("encoding gathered metrics failed: %s", err)
|
||||
return fmt.Errorf("encoding gathered metrics failed: %w", err)
|
||||
}
|
||||
}
|
||||
enc = expfmt.NewEncoder(&wantBuf, expfmt.FmtText)
|
||||
for _, mf := range want {
|
||||
if err := enc.Encode(mf); err != nil {
|
||||
return fmt.Errorf("encoding expected metrics failed: %s", err)
|
||||
return fmt.Errorf("encoding expected metrics failed: %w", err)
|
||||
}
|
||||
}
|
||||
if diffErr := diff(wantBuf, gotBuf); diffErr != "" {
|
||||
|
|
Loading…
Reference in New Issue