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proj: Add struct addrinfo and INTERCEPT_VERBOSE

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Lorenz Stechauner
2025-04-19 16:43:20 +02:00
parent d988d1d28b
commit 127456d23a
6 changed files with 113 additions and 39 deletions
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10
proj/server/src/intercept/__init__.py
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@@ -17,7 +17,9 @@ StructSockAddr = TypedDict('StructSockAddr', {'sa_family': Constant, 'sa_data':
'sun_path': NotRequired[bytes],
'sin_addr': NotRequired[bytes], 'sin_port': NotRequired[int],
'sin6_addr': NotRequired[bytes], 'sin6_port': NotRequired[int], 'sin6_scope_id': NotRequired[int]})
StructAddrInfo = TypedDict('StructAddrInfo', {})
StructAddrInfo = TypedDict('StructAddrInfo', {'ai_flags': Flags, 'ai_family': Constant, 'ai_socktype': Constant, 'ai_protocol': int, 'ai_addrlen': int,
'ai_addr': PointerTo[StructSockAddr],
'ai_canonname': PointerTo[bytes], 'ai_next': Pointer})
StructMsgHdr = TypedDict('StructMsgHdr', {})
@@ -481,10 +483,10 @@ class Handler(StreamRequestHandler):
def after_connect(self, sockfd: int, address: PointerTo[StructSockAddr], address_len: int,
ret_value: int, errno: str = None) -> None:
raise NotImplementedError()
def before_getaddrinfo(self, node: PointerTo[bytes], service: PointerTo[bytes], hints: PointerTo[StructAddrInfo], res_ptr: Pointer) -> str:
def before_getaddrinfo(self, node: PointerTo[bytes], service: PointerTo[bytes], hints: PointerTo[list[StructAddrInfo]], res_ptr: Pointer) -> str:
raise NotImplementedError()
def after_getaddrinfo(self, node: PointerTo[bytes], service: PointerTo[bytes], hints: PointerTo[StructAddrInfo], res_ptr: Pointer,
ret_value: int, errno: str = None, res: Pointer = None) -> None:
def after_getaddrinfo(self, node: PointerTo[bytes], service: PointerTo[bytes], hints: PointerTo[list[StructAddrInfo]], res_ptr: Pointer,
ret_value: int, errno: str = None, res: PointerTo[list[StructAddrInfo]] = None) -> None:
raise NotImplementedError()
def before_freeaddrinfo(self, res: Pointer) -> str:
raise NotImplementedError()

1
proj/server/src/test-interrupts
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@@ -24,6 +24,7 @@ def main() -> None:
subprocess.run(extra, env={
'LD_PRELOAD': os.getcwd() + '/../../intercept/intercept.so',
'INTERCEPT': 'unix:' + socket_name,
'INTERCEPT_VERBOSE': '1',
'INTERCEPT_FUNCTIONS': '*',
'INTERCEPT_LIBRARIES': '*,-/lib*,-/usr/lib*',
})

1
proj/server/src/test-memory
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@@ -24,6 +24,7 @@ def main() -> None:
subprocess.run(extra, env={
'LD_PRELOAD': os.getcwd() + '/../../intercept/intercept.so',
'INTERCEPT': 'unix:' + socket_name,
'INTERCEPT_VERBOSE': '1',
'INTERCEPT_FUNCTIONS': ','.join(['malloc', 'calloc', 'realloc', 'reallocarray', 'free', 'getaddrinfo', 'freeaddrinfo']),
'INTERCEPT_LIBRARIES': '*,-/lib*,-/usr/lib*',
})

1
proj/server/src/test-return-values
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@@ -35,6 +35,7 @@ def main() -> None:
subprocess.run(extra, stdin=stdin, env={
'LD_PRELOAD': os.getcwd() + '/../../intercept/intercept.so',
'INTERCEPT': 'unix:' + socket_name,
'INTERCEPT_VERBOSE': '1',
'INTERCEPT_FUNCTIONS': '*',
'INTERCEPT_LIBRARIES': '*,-/lib*,-/usr/lib*',
})