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83 lines
2.6 KiB
Go
83 lines
2.6 KiB
Go
/*
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Copyright 2014 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package healthz
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import (
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"errors"
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"fmt"
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"net/http"
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"net/http/httptest"
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"testing"
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)
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func TestInstallHandler(t *testing.T) {
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mux := http.NewServeMux()
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InstallHandler(mux)
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req, err := http.NewRequest("GET", "http://example.com/healthz", nil)
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if err != nil {
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t.Fatalf("Unexpected error: %v", err)
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}
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w := httptest.NewRecorder()
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mux.ServeHTTP(w, req)
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if w.Code != http.StatusOK {
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t.Errorf("Expected %v, got %v", http.StatusOK, w.Code)
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}
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if w.Body.String() != "ok" {
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t.Errorf("Expected %v, got %v", "ok", w.Body.String())
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}
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}
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func TestMulitipleChecks(t *testing.T) {
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tests := []struct {
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path string
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expectedResponse string
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expectedStatus int
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addBadCheck bool
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}{
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{"/healthz?verbose", "[+]ping ok\nhealthz check passed\n", http.StatusOK, false},
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{"/healthz/ping", "ok", http.StatusOK, false},
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{"/healthz", "ok", http.StatusOK, false},
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{"/healthz?verbose", "[+]ping ok\n[-]bad failed: this will fail\nhealthz check failed\n", http.StatusInternalServerError, true},
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{"/healthz/ping", "ok", http.StatusOK, true},
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{"/healthz/bad", "Internal server error: this will fail\n", http.StatusInternalServerError, true},
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{"/healthz", "[+]ping ok\n[-]bad failed: this will fail\nhealthz check failed\n", http.StatusInternalServerError, true},
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}
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for i, test := range tests {
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mux := http.NewServeMux()
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checks := []HealthzChecker{PingHealthz}
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if test.addBadCheck {
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checks = append(checks, NamedCheck("bad", func(_ *http.Request) error {
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return errors.New("this will fail")
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}))
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}
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InstallHandler(mux, checks...)
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req, err := http.NewRequest("GET", fmt.Sprintf("http://example.com%v", test.path), nil)
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if err != nil {
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t.Fatalf("case[%d] Unexpected error: %v", i, err)
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}
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w := httptest.NewRecorder()
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mux.ServeHTTP(w, req)
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if w.Code != test.expectedStatus {
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t.Errorf("case[%d] Expected: %v, got: %v", i, test.expectedStatus, w.Code)
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}
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if w.Body.String() != test.expectedResponse {
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t.Errorf("case[%d] Expected:\n%v\ngot:\n%v\n", i, test.expectedResponse, w.Body.String())
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}
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}
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}
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