Use plugin to codesign Darwin runtime library

src/cli/context.py

@@ -46,6 +46,14 @@
     raise ModuleNotFoundError('no pyarmor_runtime extension found')
 '''
 
+runtime_package_template3 = '''# Pyarmor $rev, $timestamp
+from importlib.machinery import ExtensionFileLoader
+from sysconfig import get_platform
+__pyarmor__ = ExtensionFileLoader(
+    '.pyarmor_runtime', __file__.replace('__init__.py', 'pyarmor_runtime.so')
+).load_module().__pyarmor__
+'''
+
 
 def format_platform(plat, arch):
     from struct import calcsize

src/cli/default.cfg

@@ -72,7 +72,7 @@ outer_keyname = pyarmor.rkey
 inline_plugin = 1
 
 ;; Default plugins
-plugins = PycPlugin
+plugins = PycPlugin CodesignPlugin
 
 ;; Using shared runtime package
 ; use_runtime = /path/to/runtime

src/cli/plugin.py

@@ -93,3 +93,22 @@ def post_build(ctx, inputs, outputs, pack):
                 if x.endswith('.pyc'):
                     pycname = os.path.join(path, x)
                     os.rename(pycname, pycname[:-1])
+
+
+class CodesignPlugin:
+
+    @staticmethod
+    def post_runtime(ctx, source, dest, platform):
+        if platform.startswith('darwin'):
+            from subprocess import Popen, PIPE
+            identity = '-'
+            cmdlist = ['codesign', '-s', identity, '--force',
+                       '--all-architectures', '--timestamp', dest]
+            p = Popen(cmdlist, stdout=PIPE, stderr=PIPE)
+            stdout, stderr = p.communicate()
+            if p.returncode != 0:
+                logger.warning(
+                    'codesign command (%r) failed with error code %d!\n'
+                    'stdout: %r\n'
+                    'stderr: %r',
+                    cmdlist, p.returncode, stdout, stderr)