o bd @sddlZddlZddlZddlZddlmZddlmZddlm Z ddl m Z ddl m Z mZmZmZddlmZddlmZdd lmZmZmZdd lmZdd lmZdd lmZdd lm Z m!Z!m"Z"ddl#m$Z$ddl%m&Z&ddl'm(Z(ddl)m*Z*m+Z+z ddlm,Z,m-Z-Wn e.yYnwe(dZ/e(dZ0e0rddl1m2Z2ddl3m4Z4m5Z5m6Z6n ddl7m4Z4GdddZ2zddl8m5Z9Wne.yZ:z dZ;ee>Z?GdddZ@Gdd d e+ZAGd!d"d"ejBZCGd#d$d$ejDZEGd%d&d&ejFZGGd'd(d(ejFZHGd)d*d*ejBZIdBd,d-ZJGd.d/d/ZKGd0d1d1eKZLe e4Gd2d3d3e2ZMGd4d5d5ZNGd6d7d7eKZOGd8d9d9ZPGd:d;d;eKePe+ZQGdd?d?eOePe+ZSGd@dAdAeLe+ZTdS)CN)count)skipIf) implementer) ConchError)privateDSA_opensshprivateRSA_opensshpublicDSA_opensshpublicRSA_opensshConchTestRealm)portal)deferprotocolreactor)ProcessExitedAlready) LoopingCall)getProcessValue)filepathlogruntime)FilePath)which) requireModule)SkipTestTestCase)ConchTestServerFactoryconchTestPublicKeyCheckerpyasn1 cryptography) ConchUser)ISession SSHSession wrapProtocol)r c@s eZdZdS)rN)__name__ __module__ __qualname__r&r&?/usr/lib/python3/dist-packages/twisted/conch/test/test_conch.pyr2sr)r!cCsJd}d}zttj}|dd}Wn tyYnw|r#||S)z4Returns True if the system can bind an IPv6 address.NF)::1rT)socketAF_INET6bindOSErrorclose)sockhas_ipv6r&r&r' _has_ipv6@s   r0c@seZdZdZdZddZdS) FakeStdioz A fake for testing L{twisted.conch.scripts.conch.SSHSession.eofReceived} and L{twisted.conch.scripts.cftp.SSHSession.eofReceived}. @ivar writeConnLost: A flag which records whether L{loserWriteConnection} has been called. FcCs d|_dS)z9 Record the call to loseWriteConnection. TN) writeConnLostselfr&r&r'loseWriteConnection_s zFakeStdio.loseWriteConnectionN)r#r$r%__doc__r2r5r&r&r&r'r1Ts r1c@s$eZdZdZedur eZddZdS)StdioInteractingSessionTestsz> Tests for L{twisted.conch.scripts.conch.SSHSession}. NcCs*t}t}||_|||jdS)z} L{twisted.conch.scripts.conch.SSHSession.eofReceived} loses the write half of its stdio connection. N)r1StdioInteractingSessionstdio eofReceived assertTruer2)r4r9channelr&r&r'test_eofReceivedns z-StdioInteractingSessionTests.test_eofReceived)r#r$r%r6r8_reasonskipr=r&r&r&r'r7fs  r7c@s$eZdZddZddZddZdS)EchocCtddS)NzECHO CONNECTION MADErmsgr3r&r&r'connectionMade{zEcho.connectionMadecCrA)NzECHO CONNECTION DONErBr4reasonr&r&r'connectionLost~rEzEcho.connectionLostcCs&|j|d|vr|jdSdS)N ) transportwriteloseConnectionr4datar&r&r' dataReceiveds zEcho.dataReceivedN)r#r$r%rDrHrOr&r&r&r'r@zs r@c@seZdZeZdS) EchoFactoryN)r#r$r%r@rr&r&r&r'rPrPc@s<eZdZdZdZdZdZddZddZdd Z d d Z dS) ConchTestOpenSSHProcessa Test protocol for launching an OpenSSH client process. @ivar deferred: Set by whatever uses this object. Accessed using L{_getDeferred}, which destroys the value so the Deferred is not fired twice. Fires when the process is terminated. NcC|jd}|_|SNdeferredr4dr&r&r' _getDeferredz$ConchTestOpenSSHProcess._getDeferredcC|j|7_dSrU)bufrMr&r&r' outReceivedz#ConchTestOpenSSHProcess.outReceivedcCr\rU)problemsrMr&r&r' errReceivedr_z#ConchTestOpenSSHProcess.errReceivedc CsV|jjdkr|td|jj|jddS|j dd}| |dS)z~ Called when the process has ended. @param reason: a Failure giving the reason for the process' end. rzexit code was not 0: {} ({})charmaps rIN) valueexitCoderZerrbackrformatr`decoder]replacecallback)r4rGr]r&r&r' processEndeds   z$ConchTestOpenSSHProcess.processEnded) r#r$r%r6rWr]r`rZr^rarjr&r&r&r'rRs rRc@sTeZdZdZdZddZddZddZd d Zd d Z d dZ ddZ ddZ dS)ConchTestForwardingProcessa Manages a third-party process which launches a server. Uses L{ConchTestForwardingPort} to connect to the third-party server. Once L{ConchTestForwardingPort} has disconnected, kill the process and fire a Deferred with the data received by the L{ConchTestForwardingPort}. @ivar deferred: Set by whatever uses this object. Accessed using L{_getDeferred}, which destroys the value so the Deferred is not fired twice. Fires when the process is terminated. NcCs||_d|_||_dS)aF @type port: L{int} @param port: The port on which the third-party server is listening. (it is assumed that the server is running on localhost). @type data: L{str} @param data: This is sent to the third-party server. Must end with ' ' in order to trigger a disconnect. N)portbufferrN)r4rlrNr&r&r'__init__s  z#ConchTestForwardingProcess.__init__cCrTrUrVrXr&r&r'rZr[z'ConchTestForwardingProcess._getDeferredcCs |dSrU)_connectr3r&r&r'rDs z)ConchTestForwardingProcess.connectionMadecCs0ttt||j}|d|j}||j|S)a Connect to the server, which is often a third-party process. Tries to reconnect if it fails because we have no way of determining exactly when the port becomes available for listening -- we can only know when the process starts. 127.0.0.1) r ClientCreatorrConchTestForwardingPortrN connectTCPrl addErrback _ebConnect)r4ccrYr&r&r'ros z#ConchTestForwardingProcess._connectcCstd|jdS)Ng?)r callLaterro)r4fr&r&r'rur_z%ConchTestForwardingProcess._ebConnectcCs.||_|jd|jtd|jdS)z The network connection has died; save the buffer of output from the network and attempt to quit the process gracefully, and then (after the reactor has spun) send it a KILL signal. rN)rmrJrKrLrrw _reallyDie)r4rmr&r&r'forwardingPortDisconnecteds  z5ConchTestForwardingProcess.forwardingPortDisconnectedcCs(z |jdWdStyYdSw)NKILL)rJ signalProcessrr3r&r&r'rzs  z%ConchTestForwardingProcess._reallyDiecCs||jdS)z Fire the Deferred at self.deferred with the data collected from the L{ConchTestForwardingPort} connection, if any. N)rZrirmrFr&r&r'rjsz'ConchTestForwardingProcess.processEnded) r#r$r%r6rWrnrZrDrorur{rzrjr&r&r&r'rks   rkc@s0eZdZdZddZddZddZdd Zd S) rrz Connects to server launched by a third-party process (managed by L{ConchTestForwardingProcess}) sends data, then reports whatever it received back to the L{ConchTestForwardingProcess} once the connection is ended. cCs||_||_dS)z @type protocol: L{ConchTestForwardingProcess} @param protocol: The L{ProcessProtocol} which made this connection. @type data: str @param data: The data to be sent to the third-party server. N)rrN)r4rrNr&r&r'rn s z ConchTestForwardingPort.__init__cCsd|_|j|jdS)NrS)rmrJrKrNr3r&r&r'rDsz&ConchTestForwardingPort.connectionMadecCr\rU)rmrMr&r&r'rOr_z$ConchTestForwardingPort.dataReceivedcCs|j|jdSrU)rr{rmrFr&r&r'rHr_z&ConchTestForwardingPort.connectionLostN)r#r$r%r6rnrDrOrHr&r&r&r'rrs   rrconchcCsFtjd|g}g}|t|D]}t|tr|d}||q|S)Na$-c ### Twisted Preamble import sys, os path = os.path.abspath(sys.argv[0]) while os.path.dirname(path) != path: if os.path.basename(path).startswith('Twisted'): sys.path.insert(0, path) break path = os.path.dirname(path) from twisted.conch.scripts.%s import run run()utf-8)sys executablelist isinstancestrencodeappend)argsmodstartmadeArgsargr&r&r' _makeArgs s    rc@sPeZdZesdZes dZeddZddZddZ d d Z d d Z d dZ dS)ConchServerSetupMixinzcan't run without cryptographyzCannot run without PyASN1cCstdS)Nstestuserr r&r&r&r' realmFactoryAsz"ConchServerSetupMixin.realmFactorycCsjdD] }tj|rt|qtdd }|tWdn1s%wYtdd }|tWdn1s?wYtdd }|tWdn1sYwYtdd }|t Wdn1sswYt ddt ddt d }|j js|jjrtdtd d}|d tWddS1swYdS) N)rsa_test rsa_test.pubdsa_test dsa_test.pubkh_testrwbrrrizgprivate key readable by others despite chmod; possible windows permission issue? see https://tm.tl/9767rs 127.0.0.1 )ospathexistsremoveopenrKrr rrchmodrgetPermissionsgroupreadotherr)r4rx permissionsr&r&r' _createFilesEs4              "z"ConchServerSetupMixin._createFilescCs*t}|d|d}||S)N)r)r)r+ getsocknamer-)r4srlr&r&r' _getFreePort]s   z"ConchServerSetupMixin._getFreePortcCs.|}t|}|tt}||_|S)z Make a L{ConchTestServerFactory}, which allows us to start a L{ConchTestServer} -- i.e. an actually listening conch. )rr PortalregisterCheckerrr)r4realmpfactoryr&r&r'_makeConchFactoryds   z'ConchServerSetupMixin._makeConchFactorycCsz|||_d|j_tjd|jdd|_tdt|_|j j |_ t r;tjdtdd|_ |j j |_dSdS)Nrrrp) interfacer()rr conchFactoryexpectedLoseConnectionr listenTCP conchServerrP echoServergetHostrlechoPortHAS_IPV6 echoServerV6 echoPortV6r3r&r&r'setUpps zConchServerSetupMixin.setUpcCsnzd|jj_Wn tyYnw|jjjt|jj t|j j g}t r2| t|j j t|S)Nr)rprotodoneAttributeErrorrJrLr maybeDeferredr stopListeningrrrr gatherResults)r4 deferredsr&r&r'tearDown}s    zConchServerSetupMixin.tearDownN) r#r$r%rr?r staticmethodrrrrrrr&r&r&r'r:s  rc@s(eZdZdZddZddZddZdS) ForwardingMixina Template class for tests of the Conch server's ability to forward arbitrary protocols over SSH. 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Nz[-p {} -l testuser --known-hosts kh_test --user-authentications publickey -a -i dsa_test -v r PYTHONPATHr)env)r rrWrrrlrfrrrenvironcopypathseprrrrrrrrrr) r4r rr conchArgsrlr r r+r  encodedEnvvarvalr&r&r'rs<           zCmdLineClientTests.executecsVfdd}tjdtddjddgd}|jd |||S) z4 It can store logs to a local file. cs}d|dS)Ns Log opened.) getContentassertIn)r logContentlogPathr4r&r' cb_check_logsz.cb_check_logrz--logz --logfilez--host-key-algorithmszssh-rsa)r rr/r)rrmktemprrRrrr)r4r8rYr&r6r'test_runWithLogFiles z&CmdLineClientTests.test_runWithLogFilecCs"|jdtd}||jd|S)zH Do not use --host-key-algorithms flag on command line. r)r rrrrXr&r&r'%test_runWithNoHostAlgorithmsSpecified*s z8CmdLineClientTests.test_runWithNoHostAlgorithmsSpecified)rN) r#r$r%r6r platformTyper?rr:r;r&r&r&r'r(s  % r()r~)Urr)rr itertoolsrunittestrzope.interfacertwisted.conch.errorrtwisted.conch.test.keydatarrrr twisted.conch.test.test_sshr twisted.credr twisted.internetr rrtwisted.internet.errorrtwisted.internet.taskrtwisted.internet.utilsrtwisted.pythonrrrtwisted.python.filepathrtwisted.python.procutilsrtwisted.python.reflectrtwisted.trial.unittestrrrr ImportErrorrrtwisted.conch.avatarrtwisted.conch.ssh.sessionr r!r"twisted.conch.interfacestwisted.conch.scripts.conch_StdioInteractingSessioner8rr>r0rr1r7rr@FactoryrPProcessProtocolrRrkrrrrrrrrrrr%r'r(r&r&r&r's|                +L S6D C\