diff options
Diffstat (limited to 'libmproxy')
| -rw-r--r-- | libmproxy/flow.py | 9 | ||||
| -rw-r--r-- | libmproxy/protocol/http.py | 2 | ||||
| -rw-r--r-- | libmproxy/protocol/primitives.py | 1 | ||||
| -rw-r--r-- | libmproxy/proxy/server.py | 12 |
4 files changed, 14 insertions, 10 deletions
diff --git a/libmproxy/flow.py b/libmproxy/flow.py index b6b49022..5062c202 100644 --- a/libmproxy/flow.py +++ b/libmproxy/flow.py @@ -672,12 +672,7 @@ class FlowMaster(controller.Master): self.run_script_hook("clientdisconnect", r) r.reply() - def handle_serverconnection(self, sc): - # To unify the mitmproxy script API, we call the script hook - # "serverconnect" rather than "serverconnection". As things are handled - # differently in libmproxy (ClientConnect + ClientDisconnect vs - # ServerConnection class), there is no "serverdisonnect" event at the - # moment. + def handle_serverconnect(self, sc): self.run_script_hook("serverconnect", sc) sc.reply() @@ -791,7 +786,7 @@ class FilteredFlowWriter: class RequestReplayThread(threading.Thread): - name="RequestReplayThread" + name = "RequestReplayThread" def __init__(self, config, flow, masterq, should_exit): self.config, self.flow, self.channel = config, flow, controller.Channel(masterq, should_exit) diff --git a/libmproxy/protocol/http.py b/libmproxy/protocol/http.py index 8a321078..8f9d5f5d 100644 --- a/libmproxy/protocol/http.py +++ b/libmproxy/protocol/http.py @@ -1035,12 +1035,14 @@ class HTTPHandler(ProtocolHandler, TemporaryServerChangeMixin): if not self.c.config.get_upstream_server: self.c.set_server_address((request.host, request.port), proxy.AddressPriority.FROM_PROTOCOL) + self.c.establish_server_connection() flow.server_conn = self.c.server_conn # Update server_conn attribute on the flow self.c.client_conn.send( 'HTTP/1.1 200 Connection established\r\n' + ('Proxy-agent: %s\r\n' % self.c.server_version) + '\r\n' ) + self.ssl_upgrade() self.skip_authentication = True return False diff --git a/libmproxy/protocol/primitives.py b/libmproxy/protocol/primitives.py index 8c0ea5db..5743bb6a 100644 --- a/libmproxy/protocol/primitives.py +++ b/libmproxy/protocol/primitives.py @@ -181,6 +181,7 @@ class TemporaryServerChangeMixin(object): self.c.del_server_connection() self.c.set_server_address(address, priority) + self.c.establish_server_connection(ask=False) if ssl: self.c.establish_ssl(server=True) diff --git a/libmproxy/proxy/server.py b/libmproxy/proxy/server.py index 72228f16..61369775 100644 --- a/libmproxy/proxy/server.py +++ b/libmproxy/proxy/server.py @@ -146,15 +146,20 @@ class ConnectionHandler: self.log("Set new server address: %s:%s" % (address.host, address.port), "debug") self.server_conn = ServerConnection(address, priority) - def establish_server_connection(self): + def establish_server_connection(self, ask=True): """ Establishes a new server connection. If there is already an existing server connection, the function returns immediately. + + By default, this function ".ask"s the proxy master. This is deadly if this function is already called from the + master (e.g. via change_server), because this navigates us in a simple deadlock (the master is single-threaded). + In these scenarios, ask=False can be passed to suppress the call to the master. """ if self.server_conn.connection: return self.log("serverconnect", "debug", ["%s:%s" % self.server_conn.address()[:2]]) - self.channel.tell("serverconnect", self) + if ask: + self.channel.ask("serverconnect", self) try: self.server_conn.connect() except tcp.NetLibError, v: @@ -185,9 +190,10 @@ class ConnectionHandler: self.log("Establish SSL", "debug", subs) if server: + if not self.server_conn or not self.server_conn.connection: + raise ProxyError(502, "No server connection.") if self.server_conn.ssl_established: raise ProxyError(502, "SSL to Server already established.") - self.establish_server_connection() # make sure there is a server connection. self.server_conn.establish_ssl(self.config.clientcerts, self.sni) if client: if self.client_conn.ssl_established: |