o id @sddlmZddlZddlZddlZddlZddlmZddlm Z ddl m Z ddl m Z ddlmZmZddlmZdd lmZdd lmZmZdd lmZmZmZdd lmZdd lmZddl m!Z!ddl"m#Z#m$Z$m%Z%ddl&m'Z'ddl(m)Z)ddl*m+Z+ddl,m-Z-m.Z.ddl/m0Z0m1Z1z ddlm2Z2m3Z3Wn e4yYnwe+dZ5e5rddl6m7Z7ddl8m9Z9m:Z:m;Z;n ddlWne4yZ?z dZ@eAe?ZB[?WYdZ?[?ndZ?[?wwe>Z@GdddZCGdd d e1ZDGd!d"d"ejEZFGd#d$d$ejGZHGd%d&d&ejIZJGd'd(d(ejIZKGd)d*d*ejEZLdHdId2d3ZMGd4d5d5ZNGd6d7d7eNZOe e9Gd8d9d9e7ZPGd:d;d;ZQGdd?d?ZSGd@dAdAeNeSe1ZTGdBdCdCeOeSe1ZUGdDdEdEeReSe1ZVGdFdGdGeOe1ZWdS)J) annotationsN)count)Any) implementer) ConchError)privateRSA_opensshpublicRSA_opensshConchTestRealm)portal)protocolreactor)Deferred gatherResults maybeDeferred)ProcessExitedAlready)IReactorProcess) LoopingCall)filepathlogruntime)FilePath)which) requireModule)HAS_IPV6skipWithoutIPv6)SkipTestTestCase)ConchTestServerFactoryconchTestPublicKeyChecker cryptography) ConchUser)ISession SSHSession wrapProtocol)r"c@s eZdZdS)r!N)__name__ __module__ __qualname__r(r(cC:\Users\psant\Downloads\PAF backend\school\venv\Lib\site-packages\twisted/conch/test/test_conch.pyr!/sr!)r#c@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. 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NzDeferred[None] | NonedeferredrintexpectedExitCodecC|jd}|_|SNrKr-dr(r(r) _getDeferredz$ConchTestOpenSSHProcess._getDeferredcC|j|7_dSrP)bufrEr(r(r) outReceivedz#ConchTestOpenSSHProcess.outReceivedcCrVrP)problemsrEr(r(r) errReceivedrYz#ConchTestOpenSSHProcess.errReceivedc Cs\|jj|jkr|td|j|jj|jddS|j dd}| |dS)z~ Called when the process has ended. @param reason: a Failure giving the reason for the process' end. zexit code was not {}: {} ({})charmaps rAN) valueZexitCoderNrTZerrbackrformatrZdecoderWreplacecallback)r-r?rWr(r(r) processEndeds  z$ConchTestOpenSSHProcess.processEnded) r%r&r'r/rK__annotations__rWrZrNrTrXr[rbr(r(r(r)rJts    rJc@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. 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N)r rF)r-r rFr(r(r)rgs z ConchTestForwardingPort.__init__cCsd|_|j|jdS)NrL)rfrBrCrFr,r(r(r)r<sz&ConchTestForwardingPort.connectionMadecCrVrP)rfrEr(r(r)rGrYz$ConchTestForwardingPort.dataReceivedcCs|j|jdSrP)r rqrfr>r(r(r)r@ rYz&ConchTestForwardingPort.connectionLostN)r%r&r'r/rgr<rGr@r(r(r(r)rjs   rjconchargs list[str]modstrreturn list[bytes]cCs$tjd|g}ddg||DS)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()cSsg|]}|dqS)utf-8)encode).0Zeachr(r(r) z_makeArgs..)sys executable)rsrustartr(r(r) _makeArgss  rc@sJeZdZesdZeddZddZddZdd Z d d Z dddZ dS)ConchServerSetupMixinzcan't run without cryptographycCstdS)Nstestuserr r(r(r(r) realmFactory'sz"ConchServerSetupMixin.realmFactorycCsdD] }tj|rt|qtdd }|tWdn1s%wYtdd }|tWdn1s?wYtddt d }|j j sX|j j r\tdtdd}|dtWddS1stwYdS) N)rsa_test rsa_test.pubkh_testrwbrizgprivate key readable by others despite chmod; possible windows permission issue? see https://tm.tl/9767rs 127.0.0.1 )ospathexistsremoveopenrCrrchmodrZgetPermissionsgroupreadotherr)r-rnZ permissionsr(r(r) _createFiles+s&         "z"ConchServerSetupMixin._createFilescCs*t}|d|d}||S)N)r)socketbind getsocknameclose)r-srer(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. N)rr ZPortalZregisterCheckerrr)r-realmpfactoryr(r(r)_makeConchFactoryEs   z'ConchServerSetupMixin._makeConchFactorycCsz|||_d|j_tjd|jdd|_tdt|_|j j |_ t r;tjdtdd|_ |j j |_dSdS)Nrrri)Z interfacez::1)rr conchFactoryZexpectedLoseConnectionr Z listenTCP conchServerrH echoServergetHostreechoPortr echoServerV6 echoPortV6r,r(r(r)setUpQs zConchServerSetupMixin.setUprwrcCsfzd|jj_Wn tyYnw|jjjt|jjt|j jg}t r/| t|j jt |S)Nr)rprotodoneAttributeErrorrBrDrr stopListeningrrappendrr)r-Z deferredsr(r(r)tearDown^s   zConchServerSetupMixin.tearDownN)rwr) r%r&r'r r7 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. These tests are integration tests, not unit tests. They launch a Conch server, a custom TCP server (just an L{EchoProtocol}) and then call L{execute}. L{execute} is implemented by subclasses of L{ForwardingMixin}. 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Nr(r,r(r(r)closedzRekeyAvatar.closedcCdSrPr(r,r(r(r)r3zRekeyAvatar.eofReceivedcCrrPr()r-rcommandr(r(r) execCommandrzRekeyAvatar.execCommandcCrrPr()r-ZtermZ windowSizemodesr(r(r)getPtyrzRekeyAvatar.getPtycCrrPr()r-Z newWindowSizer(r(r) windowChangedrzRekeyAvatar.windowChangedN) r%r&r'r/rgrrr3rrrr(r(r(r)rs! rc@seZdZdZddZdS) RekeyRealmzS This realm gives out new L{RekeyAvatar} instances for any avatar request. cGs|dtddfS)NrcSrrPr(r(r(r(r)rz*RekeyRealm.requestAvatar..)r)r-ZavatarIDZmindZ interfacesr(r(r) requestAvatarszRekeyRealm.requestAvatarN)r%r&r'r/rr(r(r(r)rs rc@seZdZdZeZddZdS)RekeyTestsMixinzp TestCase mixin which defines tests exercising L{SSHTransportBase}'s handling of rekeying messages. cs.t}d|d}fdd}|||S)z After a client-initiated rekey is completed, application data continues to be passed over the SSH connection. rz-o RekeyLimit=2Kcs6dddtdDd}|d}||dS)N cSsg|]}d|fqS)z line #%02dr()r{rr(r(r)r|r}zFRekeyTestsMixin.test_clientRekey..finished..rry)joinrangerzr)resultZexpectedResultr,r(r)finisheds z2RekeyTestsMixin.test_clientRekey..finishedN)rJrr)r-rrSrr(r,r)test_clientRekeys   z RekeyTestsMixin.test_clientRekeyN)r%r&r'r/rrrr(r(r(r)rs rc@s&eZdZeds dZ ddd d Zd S)OpenSSHClientMixinsshz$no ssh command-line client availabler remoteCommandrvrrJrrwDeferred[None]c Cspt}|_d|d|}|jj}||}g}|D] } || dqtt  |t dd||S)a Connects to the SSH server started in L{ConchServerSetupMixin.setUp} by running the 'ssh' command line tool. @type remoteCommand: str @param remoteCommand: The command (with arguments) to run on the remote end. @type process: L{ConchTestOpenSSHProcess} @type sshArgs: str @param sshArgs: Arguments to pass to the 'ssh' process. @return: L{defer.Deferred} zssh -2 -l testuser -p %i -F /dev/null -oIdentitiesOnly=yes -oUserKnownHostsFile=kh_test -oPasswordAuthentication=no -oHostKeyAlgorithms=ssh-rsa -a -i rsa_test z 127.0.0.1 ryrrN) rrKrrresplitrrzrr spawnProcessr) r-rrrrZcmdlinereZcmdsZ encodedCmdscmdr(r(r)rs      zOpenSSHClientMixin.executeN)r)rrvrrJrrvrwr)r%r&r'rr7rr(r(r(r)r s rc@sPeZdZdZddZddZddZdd Zd d Zd d Z ddZ ddZ dS)OpenSSHKeyExchangeTestsz\ Tests L{SSHTransportBase}'s key exchange algorithm compatibility with OpenSSH. cCsg}ztjtddddgtjd}t|ts|d}|}Wn ty*Ynw||vr6t |d| dt d |}| |j d S) aI Call execute() method of L{OpenSSHClientMixin} with an ssh option that forces the exclusive use of the key exchange algorithm specified by keyExchangeAlgo @type keyExchangeAlgo: L{str} @param keyExchangeAlgo: The key exchange algorithm to use @return: L{defer.Deferred} rrz-QZkex)stderrryz not supported by ssh clientz echo helloz-oKexAlgorithms=shello N) subprocess check_outputrSTDOUT isinstancervr_r BaseExceptionrrrJrr)r-ZkeyExchangeAlgoZ kexAlgorithmsoutputrSr(r(r)assertExecuteWithKexAlgorithmFs&     z5OpenSSHKeyExchangeTests.assertExecuteWithKexAlgorithmcC |dS)zb The ecdh-sha2-nistp256 key exchange algorithm is compatible with OpenSSH zecdh-sha2-nistp256Nrr,r(r(r)test_ECDHSHA256f z'OpenSSHKeyExchangeTests.test_ECDHSHA256cCr)zb The ecdh-sha2-nistp384 key exchange algorithm is compatible with OpenSSH zecdh-sha2-nistp384Nrr,r(r(r)test_ECDHSHA384mrz'OpenSSHKeyExchangeTests.test_ECDHSHA384cCr)zb The ecdh-sha2-nistp521 key exchange algorithm is compatible with OpenSSH zecdh-sha2-nistp521Nrr,r(r(r)test_ECDHSHA521trz'OpenSSHKeyExchangeTests.test_ECDHSHA521cCr)zl The diffie-hellman-group14-sha1 key exchange algorithm is compatible with OpenSSH. zdiffie-hellman-group14-sha1Nrr,r(r(r)test_DH_GROUP14{rz'OpenSSHKeyExchangeTests.test_DH_GROUP14cCr)zs The diffie-hellman-group-exchange-sha1 key exchange algorithm is compatible with OpenSSH. z"diffie-hellman-group-exchange-sha1Nrr,r(r(r)test_DH_GROUP_EXCHANGE_SHA1rz3OpenSSHKeyExchangeTests.test_DH_GROUP_EXCHANGE_SHA1cCr)zu The diffie-hellman-group-exchange-sha256 key exchange algorithm is compatible with OpenSSH. z$diffie-hellman-group-exchange-sha256Nrr,r(r(r)test_DH_GROUP_EXCHANGE_SHA256sz5OpenSSHKeyExchangeTests.test_DH_GROUP_EXCHANGE_SHA256cCs|t|jddS)zy The list of key exchange algorithms supported by OpenSSH client is obtained with C{ssh -Q kex}. zunsupported-algorithmN) assertRaisesrrr,r(r(r)test_unsupported_algorithmsz2OpenSSHKeyExchangeTests.test_unsupported_algorithmN) r%r&r'r/rrrrrrrrr(r(r(r)r@s  rc@seZdZdZeddZdS)OpenSSHClientForwardingTestszR Connection forwarding tests run against the OpenSSL command line client. cCr)zG Forwarding of arbitrary IPv6 TCP connections via SSH. rrz-N -L%i:[::1]:%irN)rrdrrrrrr(r(r)test_localToRemoteForwardingV6rz;OpenSSHClientForwardingTests.test_localToRemoteForwardingV6N)r%r&r'r/rrr(r(r(r)rsrc@seZdZdZdS)OpenSSHClientRekeyTestszE Rekeying tests run against the OpenSSL command line client. N)r%r&r'r/r(r(r(r)rrIrc@s^eZdZdZejdkr dZ   ddddZddZddZ dddZ dddZ dddZ dS) CmdLineClientTestszP Connection forwarding tests run against the Conch command line client. win32z!can't run cmdline client on win32rNrirrvrrJr conchArgslist[str] | None remoteHostrwrc Cs|durg}t|_|jj}d||d|d|}t|}tj } tj t j| d<ttj|t jt||| d|jS)z{ As for L{OpenSSHClientTestCase.execute}, except it runs the 'conch' command line tool, not 'ssh'. 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