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https://github.com/containrrr/watchtower.git
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d7d5b25882
Co-authored-by: nils måsén <nils@piksel.se> Co-authored-by: MihailITPlace <ya.halo-halo@yandex.ru> Co-authored-by: Sebastiaan Tammer <sebastiaantammer@gmail.com>
77 lines
2.2 KiB
Go
77 lines
2.2 KiB
Go
package metrics_test
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import (
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"fmt"
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"github.com/containrrr/watchtower/pkg/metrics"
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"io/ioutil"
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"net/http"
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"testing"
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"github.com/containrrr/watchtower/pkg/api"
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metricsAPI "github.com/containrrr/watchtower/pkg/api/metrics"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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)
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const Token = "123123123"
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func TestContainer(t *testing.T) {
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RegisterFailHandler(Fail)
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RunSpecs(t, "Metrics Suite")
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}
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func runTestServer(m *metricsAPI.Handler) {
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http.Handle(m.Path, m.Handle)
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go func() {
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http.ListenAndServe(":8080", nil)
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}()
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}
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func getWithToken(c http.Client, url string) (*http.Response, error) {
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req, _ := http.NewRequest("GET", url, nil)
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req.Header.Add("Authorization", fmt.Sprintf("Bearer %s", Token))
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return c.Do(req)
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}
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var _ = Describe("the metrics", func() {
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httpAPI := api.New(Token)
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m := metricsAPI.New()
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httpAPI.RegisterHandler(m.Path, m.Handle)
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httpAPI.Start(false)
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// We should likely split this into multiple tests, but as prometheus requires a restart of the binary
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// to reset the metrics and gauges, we'll just do it all at once.
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It("should serve metrics", func() {
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metric := &metrics.Metric{
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Scanned: 4,
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Updated: 3,
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Failed: 1,
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}
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metrics.RegisterScan(metric)
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c := http.Client{}
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res, err := getWithToken(c, "http://localhost:8080/v1/metrics")
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Expect(err).NotTo(HaveOccurred())
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contents, err := ioutil.ReadAll(res.Body)
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fmt.Printf("%s\n", string(contents))
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Expect(string(contents)).To(ContainSubstring("watchtower_containers_updated 3"))
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Expect(string(contents)).To(ContainSubstring("watchtower_containers_failed 1"))
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Expect(string(contents)).To(ContainSubstring("watchtower_containers_scanned 4"))
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Expect(string(contents)).To(ContainSubstring("watchtower_scans_total 1"))
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Expect(string(contents)).To(ContainSubstring("watchtower_scans_skipped 0"))
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for i := 0; i < 3; i++ {
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metrics.RegisterScan(nil)
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}
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res, err = getWithToken(c, "http://localhost:8080/v1/metrics")
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Expect(err).NotTo(HaveOccurred())
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contents, err = ioutil.ReadAll(res.Body)
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fmt.Printf("%s\n", string(contents))
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Expect(string(contents)).To(ContainSubstring("watchtower_scans_total 4"))
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Expect(string(contents)).To(ContainSubstring("watchtower_scans_skipped 3"))
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})
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}) |