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Preparation for possible e2e tests and also improves local running of K8up
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| Original file line number | Diff line number | Diff line change |
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@@ -34,5 +34,6 @@ bin/ | |
| dist/ | ||
| k8up-crd.yaml | ||
| k8up | ||
| testbin/ | ||
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| __debug_bin | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,70 @@ | ||
| // +build fix-crd | ||
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| package main | ||
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| import ( | ||
| "bufio" | ||
| "fmt" | ||
| "log" | ||
| "os" | ||
| ) | ||
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| // controller-gen 0.3 creates CRDs with apiextensions.k8s.io/v1beta1, but some generated properties aren't valid for that version | ||
| // in K8s 1.18+. We would have to switch to apiextensions.k8s.io/v1, but that would make the CRD incompatible with OpenShift 3.11. | ||
| // So we have to patch the CRD in post-generation. | ||
| // See https://github.com/kubernetes/kubernetes/issues/91395 | ||
| func main() { | ||
| fileName := os.Args[1] | ||
| log.Println(fmt.Sprintf("Reading file %s", fileName)) | ||
| lines, err := readLines(fileName) | ||
| if err != nil { | ||
| log.Fatalf("readLines: %s", err) | ||
| } | ||
| count := 0 | ||
| var result []string | ||
| for i, line := range lines { | ||
| if line == " - protocol" { | ||
| count++ | ||
| log.Println(fmt.Sprintf("Removed 'protocol' in line %d", i)) | ||
| } else { | ||
| result = append(result, line) | ||
| } | ||
| } | ||
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| log.Println(fmt.Sprintf("Writing new file to %s", fileName)) | ||
| if err := writeLines(result, fileName); err != nil { | ||
| log.Fatalf("writeLines: %s", err) | ||
| } | ||
| } | ||
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| // readLines reads a whole file into memory | ||
| // and returns a slice of its lines. | ||
| func readLines(path string) ([]string, error) { | ||
| file, err := os.Open(path) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| defer file.Close() | ||
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| var lines []string | ||
| scanner := bufio.NewScanner(file) | ||
| for scanner.Scan() { | ||
| lines = append(lines, scanner.Text()) | ||
| } | ||
| return lines, scanner.Err() | ||
| } | ||
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| // writeLines writes the lines to the given file. | ||
| func writeLines(lines []string, path string) error { | ||
| file, err := os.Create(path) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| defer file.Close() | ||
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| w := bufio.NewWriter(file) | ||
| for _, line := range lines { | ||
| fmt.Fprintln(w, line) | ||
| } | ||
| return w.Flush() | ||
| } |