92 lines
2.8 KiB
Go
92 lines
2.8 KiB
Go
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package plan
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import (
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"os"
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"os/exec"
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"path/filepath"
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"strings"
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"testing"
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"metis/pkg/config"
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)
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// Exercise the generated script with synthetic credentials and fake host tools.
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func TestIdentityFailureAndRetry(t *testing.T) {
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root := t.TempDir()
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etc := filepath.Join(root, "etc/metis")
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state := filepath.Join(root, "var/lib/metis")
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bin := filepath.Join(root, "bin")
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for _, dir := range []string{etc, state, bin, filepath.Join(root, "etc/sudoers.d")} {
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if err := os.MkdirAll(dir, 0700); err != nil {
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t.Fatal(err)
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}
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}
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envPath := filepath.Join(etc, "firstboot.env")
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synthetic := "METIS_HOSTNAME='test'\nMETIS_ATLAS_PASSWORD='synthetic-atlas'\nMETIS_ROOT_PASSWORD='synthetic-root'\n"
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if err := os.WriteFile(envPath, []byte(synthetic), 0600); err != nil {
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t.Fatal(err)
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}
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commands := map[string]string{
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"id": "exit 0", "getent": "exit 1", "visudo": "exit 0",
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"chpasswd": "cat >/dev/null\n[ \"${FAIL_PASSWORD:-0}\" = 0 ]",
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}
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for name, body := range commands {
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if err := os.WriteFile(filepath.Join(bin, name), []byte("#!/bin/sh\n"+body+"\n"), 0700); err != nil {
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t.Fatal(err)
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}
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}
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script := strings.NewReplacer("/etc/metis", etc, "/var/lib/metis", state, "/etc/sudoers.d", filepath.Join(root, "etc/sudoers.d")).Replace(nodeIdentityScriptContent())
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path := filepath.Join(root, "identity.sh")
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if err := os.WriteFile(path, []byte(script), 0700); err != nil {
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t.Fatal(err)
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}
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run := func(fail string) error {
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cmd := exec.Command("bash", path)
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cmd.Env = append(os.Environ(), "PATH="+bin+":"+os.Getenv("PATH"), "FAIL_PASSWORD="+fail)
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out, err := cmd.CombinedOutput()
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if strings.Contains(string(out), "synthetic-") {
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t.Fatal("password in output")
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}
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return err
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}
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if run("1") == nil {
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t.Fatal("password failure must propagate")
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}
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marker := filepath.Join(state, "node-identity-applied.done")
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if _, err := os.Stat(marker); !os.IsNotExist(err) {
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t.Fatal("failed setup marked complete")
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}
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if err := run("0"); err != nil {
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t.Fatal(err)
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}
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if _, err := os.Stat(marker); err != nil {
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t.Fatal(err)
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}
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clean, err := os.ReadFile(envPath)
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if err != nil {
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t.Fatal(err)
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}
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if strings.Contains(string(clean), "PASSWORD") || strings.Contains(string(clean), "synthetic-") {
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t.Fatal("password persisted after application")
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}
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if err := run("1"); err != nil {
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t.Fatal("completed setup should not reset passwords", err)
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}
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}
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func TestIdentityEnabledWithoutCloudInit(t *testing.T) {
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files, err := buildFiles(&config.NodeConfig{Hostname: "test", SSHUser: "atlas"}, nil)
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if err != nil {
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t.Fatal(err)
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}
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enabled := false
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for _, f := range files {
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if f.Path == "etc/systemd/system/multi-user.target.wants/metis-node-identity.service" {
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enabled = f.Symlink == "../metis-node-identity.service"
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}
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}
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if !enabled {
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t.Fatal("identity service is not enabled in image")
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}
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}
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