fix(python): validate shared pyc header facts

.agents/plugins/marketplace.json

@@ -9,7 +9,7 @@
       "source": {
         "source": "npm",
         "package": "rea-agents",
-        "version": "6.9.0"
+        "version": "6.8.0"
       },
       "policy": {
         "installation": "AVAILABLE",

.claude-plugin/marketplace.json

@@ -13,7 +13,7 @@
       "source": {
         "source": "npm",
         "package": "rea-agents",
-        "version": "6.9.0"
+        "version": "6.8.0"
       },
       "category": "development"
     }

.claude-plugin/plugin.json

@@ -1,6 +1,6 @@
 {
   "name": "rea",
-  "version": "6.9.0",
+  "version": "6.8.0",
   "description": "Reverse engineer anything with agents, from app behavior down to native binaries.",
   "author": {
     "name": "morluto",
@@ -21,7 +21,7 @@
       "command": "node",
       "args": [
         "${CLAUDE_PLUGIN_ROOT}/scripts/plugin-mcp-launcher.mjs",
-        "6.9.0"
+        "6.8.0"
       ]
     }
   },

.codex-plugin/mcp.json

@@ -4,7 +4,7 @@
       "command": "node",
       "args": [
         "./scripts/plugin-mcp-launcher.mjs",
-        "6.9.0"
+        "6.8.0"
       ],
       "cwd": ".",
       "startup_timeout_sec": 30

.codex-plugin/plugin.json

@@ -1,6 +1,6 @@
 {
   "name": "rea",
-  "version": "6.9.0",
+  "version": "6.8.0",
   "description": "Reverse engineer anything with agents, from app behavior down to native binaries.",
   "author": {
     "name": "morluto",

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-  ".": "6.9.0"
+  ".": "6.8.0"
 }

docs/getting-started/installation.md

@@ -1897,7 +1897,7 @@ terminal, use the package runner at the version the plugin pins:
 <!-- x-release-please-start-version -->
 
 ```bash
-npx -y rea-agents@6.9.0 doctor --provider ghidra --json
+npx -y rea-agents@6.8.0 doctor --provider ghidra --json
 ```
 
 <!-- x-release-please-end -->

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "rea-agents",
-  "version": "6.9.0",
+  "version": "6.8.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "rea-agents",
-      "version": "6.9.0",
+      "version": "6.8.0",
       "license": "MIT",
       "dependencies": {
         "@babel/parser": "8.0.4",

package.json

@@ -1,7 +1,7 @@
 {
   "name": "rea-agents",
   "mcpName": "io.github.morluto/rea",
-  "version": "6.9.0",
+  "version": "6.8.0",
   "description": "Reverse engineer anything from your terminal or agent with one CLI and MCP server.",
   "license": "MIT",
   "repository": {

server.json

@@ -8,13 +8,13 @@
     "url": "https://github.com/morluto/rea",
     "source": "github"
   },
-  "version": "6.9.0",
+  "version": "6.8.0",
   "packages": [
     {
       "registryType": "npm",
       "registryBaseUrl": "https://registry.npmjs.org",
       "identifier": "rea-agents",
-      "version": "6.9.0",
+      "version": "6.8.0",
       "runtimeHint": "npx",
       "transport": {
         "type": "stdio"

src/application/python/PythonPycService.test.ts

@@ -66,6 +66,28 @@ const report: PythonPyc = {
   ],
 };
 
+it.each([
+  {
+    flags: 1,
+    hash_based: true,
+    source_hash_hex: "",
+    source_mtime: null,
+    source_size: null,
+  },
+  { flags: 1 },
+])("refuses inconsistent provider header facts %j", async (header) => {
+  const result = await new PythonPycService({
+    close: async () => {},
+    identity,
+    inspect: async () =>
+      ok({ ...report, header: { ...report.header, ...header } }),
+  }).inspect({ path: report.artifact.path });
+  expect(result).toMatchObject({
+    ok: false,
+    error: { _tag: "AnalysisOutputError" },
+  });
+});
+
 it("rejects a relative path and extra arguments before reading", async () => {
   let calls = 0;
   const service = new PythonPycService({

src/domain/python/pythonPyc.test.ts

@@ -3,9 +3,49 @@ import {
   inspectPythonPycInputSchema,
   pythonPycMarshalProfile,
   PYTHON_PYC_MARSHAL_PROFILES,
+  pythonPycHeaderSchema,
 } from "./pythonPyc.js";
 import { pythonBytecodeIdentity } from "./pythonBytecodeIdentity.js";
 
+const hashHeader = {
+  magic: 3531,
+  python_version: "3.12",
+  code_layout: "py311",
+  flags: 3,
+  hash_based: true,
+  check_source: true,
+  source_hash_hex: "0123456789abcdef",
+  source_mtime: null,
+  source_size: null,
+};
+
+it.each(["", "ab", "g".repeat(16)])(
+  "rejects an invalid source hash %j",
+  (source_hash_hex) => {
+    expect(
+      pythonPycHeaderSchema.safeParse({ ...hashHeader, source_hash_hex })
+        .success,
+    ).toBe(false);
+  },
+);
+
+it.each([
+  { hash_based: false },
+  { check_source: false },
+  { source_hash_hex: null },
+  { source_mtime: 0 },
+  { source_size: 0 },
+])("keeps header facts consistent with the recorded flags: %j", (changed) => {
+  expect(
+    pythonPycHeaderSchema.safeParse({ ...hashHeader, ...changed }).success,
+  ).toBe(false);
+});
+
+it("preserves unknown raw header flags and valid hash bytes", () => {
+  const header = { ...hashHeader, flags: 0x80000003 };
+  expect(pythonPycHeaderSchema.parse(header)).toEqual(header);
+});
+
 it("keeps pinned CPython identity separate from standalone marshal coverage", () => {
   expect(pythonPycMarshalProfile(3394)).toEqual({
     code_layout: "py37",

src/domain/python/pythonPyc.ts

@@ -205,17 +205,53 @@ const pythonCodeObjectSchema = z.strictObject({
 });
 export type PythonPycCodeObject = z.infer<typeof pythonCodeObjectSchema>;
 
-export const pythonPycHeaderSchema = z.strictObject({
-  magic: z.number().int().min(0).max(0xffff),
-  python_version: z.string().min(1),
-  code_layout: z.enum(PYTHON_PYC_CODE_LAYOUTS),
-  flags: uint,
-  hash_based: z.boolean(),
-  check_source: z.boolean(),
-  source_hash_hex: z.string().nullable(),
-  source_mtime: uint.nullable(),
-  source_size: uint.nullable(),
-});
+export const pythonPycHeaderSchema = z
+  .strictObject({
+    magic: z.number().int().min(0).max(0xffff),
+    python_version: z.string().min(1),
+    code_layout: z.enum(PYTHON_PYC_CODE_LAYOUTS),
+    flags: uint,
+    hash_based: z.boolean(),
+    check_source: z.boolean(),
+    source_hash_hex: z
+      .string()
+      .regex(/^[0-9a-f]{16}$/u)
+      .nullable(),
+    source_mtime: uint.nullable(),
+    source_size: uint.nullable(),
+  })
+  .superRefine((header, context) => {
+    for (const [field, flag] of [
+      ["hash_based", PYTHON_PYC_HASH_BASED],
+      ["check_source", PYTHON_PYC_CHECK_SOURCE],
+    ] as const)
+      if (header[field] !== ((header.flags & flag) !== 0))
+        context.addIssue({
+          code: "custom",
+          path: [field],
+          message: `${field} disagrees with its recorded header flag.`,
+        });
+    if (header.hash_based === (header.source_hash_hex === null))
+      context.addIssue({
+        code: "custom",
+        path: ["source_hash_hex"],
+        message:
+          "Hash-based pycs require an 8-byte source hash; others must omit it.",
+      });
+    if (header.hash_based === (header.source_mtime !== null))
+      context.addIssue({
+        code: "custom",
+        path: ["source_mtime"],
+        message: "Timestamp pycs require mtime; hash-based pycs must omit it.",
+      });
+    if (header.hash_based === (header.source_size !== null))
+      context.addIssue({
+        code: "custom",
+        path: ["source_size"],
+        message:
+          "Timestamp pycs require source_size; hash-based pycs must omit it.",
+      });
+  });
 
 /** Bounded CPython 3.7–3.13 pyc observation; marshal is walked, bytecode is not decompiled. */
 export const pythonPycSchema = z
@@ -253,29 +289,6 @@ export const pythonPycSchema = z
         message: "Marshal byte count disagrees with the header-stripped file.",
       });
     }
-    if (report.header.hash_based === (report.header.source_hash_hex === null)) {
-      context.addIssue({
-        code: "custom",
-        path: ["header", "source_hash_hex"],
-        message:
-          "Hash-based pycs require an 8-byte source hash; others must omit it.",
-      });
-    }
-    if (report.header.hash_based === (report.header.source_mtime !== null)) {
-      context.addIssue({
-        code: "custom",
-        path: ["header", "source_mtime"],
-        message: "Timestamp pycs require mtime; hash-based pycs must omit it.",
-      });
-    }
-    if (report.header.hash_based === (report.header.source_size !== null)) {
-      context.addIssue({
-        code: "custom",
-        path: ["header", "source_size"],
-        message:
-          "Timestamp pycs require source_size; hash-based pycs must omit it.",
-      });
-    }
     if (report.coverage.code_objects !== report.code_objects.length) {
       context.addIssue({
         code: "custom",

src/generatedPackageMetadata.ts

@@ -1,7 +1,7 @@
 /** Generated by scripts/generate-package-metadata.mjs; do not edit. */
 export const PACKAGE_METADATA = {
   name: "rea-agents",
-  version: "6.9.0", // x-release-please-version
+  version: "6.8.0", // x-release-please-version
   pinnedNodeVersion: "24.22.1",
   serverSdkVersion: "2.3.1",
   clientSdkVersion: "2.3.1",