jcoffey-dev
719a945d64
In-place upgrade tool for Stalwart Mail Server (0.15.5 -> latest) with checkpointed rollback and post-migration validation. Design stage; see ARCHITECTURE.md.
40 lines
957 B
Go
40 lines
957 B
Go
package recovery
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import (
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"os"
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"path/filepath"
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"testing"
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)
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// withFakeExecutable puts a fake executable named `name` at the front of
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// PATH for the duration of the test, so code that shells out to a
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// real-world tool (stalwart-cli) can be exercised without that tool
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// actually being installed. t.Setenv restores PATH automatically.
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func withFakeExecutable(t *testing.T, name, script string) (dir string) {
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t.Helper()
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dir = t.TempDir()
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path := filepath.Join(dir, name)
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if err := os.WriteFile(path, []byte(script), 0o755); err != nil {
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t.Fatal(err)
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}
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t.Setenv("PATH", dir+string(os.PathListSeparator)+os.Getenv("PATH"))
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return dir
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}
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func argsFile(t *testing.T, dir string) string {
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t.Helper()
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return filepath.Join(dir, "invoked-args.log")
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}
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func readArgsFile(t *testing.T, path string) string {
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t.Helper()
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data, err := os.ReadFile(path)
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if os.IsNotExist(err) {
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return ""
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}
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if err != nil {
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t.Fatal(err)
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}
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return string(data)
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}
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