| 1 | package mcplaunch |
| 2 | |
| 3 | import ( |
| 4 | "encoding/json" |
| 5 | "os" |
| 6 | "path/filepath" |
| 7 | "runtime" |
| 8 | "strings" |
| 9 | "testing" |
| 10 | ) |
| 11 | |
| 12 | func TestProjectLaunchIdentityDigestCanonicalizesStableIdentity(t *testing.T) { |
| 13 | base := ProjectLaunchIdentity{ |
| 14 | Server: "reader", Transport: "stdio", CommandPath: "/bin/tool", |
| 15 | CommandSHA256: "abc", Args: []string{"--serve"}, |
| 16 | EnvKeys: []string{"TOKEN", "PATH"}, HeaderKeys: []string{"Authorization", "X-Tenant"}, |
| 17 | } |
| 18 | reordered := base |
| 19 | reordered.EnvKeys = []string{"PATH", "TOKEN"} |
| 20 | reordered.HeaderKeys = []string{"X-Tenant", "Authorization"} |
| 21 | a, err := ProjectLaunchIdentityDigest(base) |
| 22 | if err != nil { |
| 23 | t.Fatal(err) |
| 24 | } |
| 25 | normalized := normalizeIdentity(base, runtime.GOOS == "windows") |
| 26 | legacyPayload := struct { |
| 27 | Server, Transport, CommandPath, CommandSHA256, Dir, URL string |
| 28 | Args, EnvKeys, HeaderKeys []string |
| 29 | PackageDigest, LauncherDigest string |
| 30 | }{ |
| 31 | normalized.Server, normalized.Transport, normalized.CommandPath, normalized.CommandSHA256, |
| 32 | normalized.Dir, normalized.URL, normalized.Args, normalized.EnvKeys, |
| 33 | normalized.HeaderKeys, "", normalized.LauncherDigest, |
| 34 | } |
| 35 | body, err := json.Marshal(legacyPayload) |
| 36 | if err != nil { |
| 37 | t.Fatal(err) |
| 38 | } |
| 39 | if want := digestBytes(body); a != want { |
| 40 | t.Fatalf("project launch identity digest changed: got %q want legacy %q", a, want) |
| 41 | } |
| 42 | b, err := ProjectLaunchIdentityDigest(reordered) |
| 43 | if err != nil { |
| 44 | t.Fatal(err) |
| 45 | } |
| 46 | if a != b { |
| 47 | t.Fatal("equivalent key ordering changed the project launch identity digest") |
| 48 | } |
| 49 | changedCommand := base |
| 50 | changedCommand.Args = []string{"--serve", "--network"} |
| 51 | c, err := ProjectLaunchIdentityDigest(changedCommand) |
| 52 | if err != nil { |
| 53 | t.Fatal(err) |
| 54 | } |
| 55 | if a == c { |
| 56 | t.Fatal("command arguments did not change the server identity") |
| 57 | } |
| 58 | } |
| 59 | |
| 60 | func TestLaunchGrantIsExactDurableAndWorkspaceScoped(t *testing.T) { |
| 61 | path := filepath.Join(t.TempDir(), StateFilename) |
| 62 | a := NewManager(path, "/workspace/a") |
| 63 | if err := a.Authorize("project", "project_config", "identity-a"); err != nil { |
| 64 | t.Fatal(err) |
| 65 | } |
| 66 | body, err := os.ReadFile(path) |
| 67 | if err != nil { |
| 68 | t.Fatal(err) |
| 69 | } |
| 70 | if !strings.Contains(string(body), `"identity_fingerprint": "identity-a"`) || strings.Contains(string(body), `"identity_digest"`) { |
| 71 | t.Fatalf("launch grant JSON compatibility changed: %s", body) |
| 72 | } |
| 73 | if authorized, changed, err := a.LaunchAuthorized("project", "project_config", "identity-a"); err != nil || !authorized || changed { |
| 74 | t.Fatalf("exact grant = (%v,%v,%v)", authorized, changed, err) |
| 75 | } |
| 76 | if authorized, changed, err := a.LaunchAuthorized("project", "project_config", "identity-b"); err != nil || authorized || !changed { |
| 77 | t.Fatalf("changed identity = (%v,%v,%v)", authorized, changed, err) |
| 78 | } |
| 79 | b := NewManager(path, "/workspace/b") |
| 80 | if authorized, changed, err := b.LaunchAuthorized("project", "project_config", "identity-a"); err != nil || authorized || changed { |
| 81 | t.Fatalf("other workspace grant = (%v,%v,%v)", authorized, changed, err) |
| 82 | } |
| 83 | reloaded := NewManager(path, "/workspace/a") |
| 84 | if authorized, changed, err := reloaded.LaunchAuthorized("project", "project_config", "identity-a"); err != nil || !authorized || changed { |
| 85 | t.Fatalf("reloaded grant = (%v,%v,%v)", authorized, changed, err) |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | func TestRevokeOnlyRemovesCurrentWorkspaceServerGrant(t *testing.T) { |
| 90 | path := filepath.Join(t.TempDir(), StateFilename) |
| 91 | a := NewManager(path, "/workspace/a") |
| 92 | b := NewManager(path, "/workspace/b") |
| 93 | for _, item := range []struct { |
| 94 | manager *Manager |
| 95 | server string |
| 96 | }{ |
| 97 | {a, "one"}, {a, "two"}, {b, "one"}, |
| 98 | } { |
| 99 | if err := item.manager.Authorize(item.server, "project_config", "identity"); err != nil { |
| 100 | t.Fatal(err) |
| 101 | } |
| 102 | } |
| 103 | if err := a.Revoke("one"); err != nil { |
| 104 | t.Fatal(err) |
| 105 | } |
| 106 | if ok, _, _ := a.LaunchAuthorized("one", "project_config", "identity"); ok { |
| 107 | t.Fatal("revoked current-workspace grant remains authorized") |
| 108 | } |
| 109 | if ok, _, _ := a.LaunchAuthorized("two", "project_config", "identity"); !ok { |
| 110 | t.Fatal("unrelated server grant was revoked") |
| 111 | } |
| 112 | if ok, _, _ := b.LaunchAuthorized("one", "project_config", "identity"); !ok { |
| 113 | t.Fatal("other workspace grant was revoked") |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | func TestLauncherLockRoundTrip(t *testing.T) { |
| 118 | manager := NewManager(filepath.Join(t.TempDir(), StateFilename), "/workspace") |
| 119 | lock := LauncherLock{Server: "project", Locator: "pkg@latest", ResolvedVersion: "1.2.3", ContentSHA256: "abc"} |
| 120 | if err := manager.PutLauncherLock(lock); err != nil { |
| 121 | t.Fatal(err) |
| 122 | } |
| 123 | got, found, err := manager.GetLauncherLock("project", "pkg@latest") |
| 124 | if err != nil || !found { |
| 125 | t.Fatalf("launcher lock = (%+v,%v,%v)", got, found, err) |
| 126 | } |
| 127 | if got.ResolvedVersion != lock.ResolvedVersion || got.ContentSHA256 != lock.ContentSHA256 { |
| 128 | t.Fatalf("launcher lock = %+v", got) |
| 129 | } |
| 130 | if LauncherLockFingerprint(got) == "" { |
| 131 | t.Fatal("empty launcher lock fingerprint") |
| 132 | } |
| 133 | } |
| 134 | |
| 135 | func TestRetiredToolTrustStateIsDropped(t *testing.T) { |
| 136 | dir := t.TempDir() |
| 137 | path := filepath.Join(dir, StateFilename) |
| 138 | workspaceFP := WorkspaceFingerprint("/workspace") |
| 139 | body := `{ |
| 140 | "version": 1, |
| 141 | "receipts": [{"scope":"workspace","workspace_fingerprint":"` + workspaceFP + `","server":"legacy","config_source":"project_config","identity_fingerprint":"other","tools":[{"raw_name":"read","trusted_reader":true,"future":"keep"}]}], |
| 142 | "legacy_imports": {"future":"keep"} |
| 143 | }` |
| 144 | if err := os.WriteFile(path, []byte(body), 0o600); err != nil { |
| 145 | t.Fatal(err) |
| 146 | } |
| 147 | manager := NewManager(path, "/workspace") |
| 148 | if authorized, changed, err := manager.LaunchAuthorized("ordinary", "project_config", "identity"); err != nil || authorized || changed { |
| 149 | t.Fatalf("retired receipt granted unrelated authority = (%v,%v,%v)", authorized, changed, err) |
| 150 | } |
| 151 | if err := manager.Authorize("new", "project_config", "identity"); err != nil { |
| 152 | t.Fatal(err) |
| 153 | } |
| 154 | written, err := os.ReadFile(path) |
| 155 | if err != nil { |
| 156 | t.Fatal(err) |
| 157 | } |
| 158 | for _, marker := range []string{`"legacy_imports"`, `"future": "keep"`} { |
| 159 | if !strings.Contains(string(written), marker) { |
| 160 | t.Fatalf("retired state marker %s was lost:\n%s", marker, written) |
| 161 | } |
| 162 | } |
| 163 | for _, marker := range []string{`"tools"`, `"trusted_reader"`} { |
| 164 | if strings.Contains(string(written), marker) { |
| 165 | t.Fatalf("retired tool trust marker %s survived:\n%s", marker, written) |
| 166 | } |
| 167 | } |
| 168 | var decoded map[string]json.RawMessage |
| 169 | if err := json.Unmarshal(written, &decoded); err != nil { |
| 170 | t.Fatal(err) |
| 171 | } |
| 172 | if len(decoded["launch_grants"]) == 0 { |
| 173 | t.Fatal("new launch grant missing") |
| 174 | } |
| 175 | } |
| 176 | |
| 177 | func TestStateFilePermissions(t *testing.T) { |
| 178 | path := filepath.Join(t.TempDir(), StateFilename) |
| 179 | manager := NewManager(path, "/workspace") |
| 180 | if err := manager.Authorize("project", "project_config", "identity"); err != nil { |
| 181 | t.Fatal(err) |
| 182 | } |
| 183 | info, err := os.Stat(path) |
| 184 | if err != nil { |
| 185 | t.Fatal(err) |
| 186 | } |
| 187 | if runtime.GOOS != "windows" && info.Mode().Perm()&0o077 != 0 { |
| 188 | t.Fatalf("state permissions = %o, want owner-only", info.Mode().Perm()) |
| 189 | } |
| 190 | } |
| 191 |