warkanum
df9b226c7e
Extract init-neutral unit resolution into service/, add initsys.Init with systemd, openrc and runit backends, selected by 'init:' config or autodetect. OpenRC and runit are root only; rootless units run as system services as that user. Add docs and generated examples for all three.
53 lines
1.3 KiB
Go
53 lines
1.3 KiB
Go
package initsys
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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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"github.com/warkanum/unitdore/config"
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)
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func TestDetect(t *testing.T) {
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tests := []struct {
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name string
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paths []string
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want string
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}{
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{"systemd", []string{"run/systemd/system"}, Systemd},
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{"openrc", []string{"run/openrc"}, OpenRC},
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{"openrc binary", []string{"sbin/openrc-run"}, OpenRC},
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{"runit", []string{"etc/runit"}, Runit},
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{"systemd wins", []string{"run/systemd/system", "etc/runit"}, Systemd},
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{"fallback", nil, Systemd},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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root := t.TempDir()
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for _, p := range tt.paths {
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if err := os.MkdirAll(filepath.Dir(filepath.Join(root, p)), 0755); err != nil {
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t.Fatal(err)
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}
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if err := os.WriteFile(filepath.Join(root, p), nil, 0644); err != nil {
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t.Fatal(err)
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}
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}
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if got := Detect(root); got != tt.want {
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t.Errorf("Detect() = %q, want %q", got, tt.want)
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}
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})
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}
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}
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func TestNew(t *testing.T) {
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for _, name := range []string{Systemd, OpenRC, Runit} {
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ini, err := New(&config.Config{Init: name})
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if err != nil || ini.Name() != name {
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t.Errorf("New(%q) = %v, %v", name, ini, err)
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}
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}
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if _, err := New(&config.Config{Init: "sysv"}); err == nil {
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t.Error("New() should reject an unknown init")
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}
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}
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