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Fail all exec requests.
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Delay all exec requests indefinitely.
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to be set up and then exposes an API for moving around bytes related to
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Tests for L{SSHCommandClientEndpoint}, an L{IStreamClientEndpoint}
implementations which connects a protocol with the stdin and stdout of a
command running in an SSH session.
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using L{SSHCommandClientEndpoint.existingConnection} or
L{SSHCommandClientEndpoint.newConnection}.
Subclasses must override L{create}, L{assertClientTransportState}, and
L{finishConnection}.
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Create and return a new L{SSHCommandClientEndpoint} to be tested.
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Make an assertion about the connectedness of the given protocol's
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connection still being open or having been closed as appropriate.
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closed immediately or not.
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Do any remaining work necessary to complete an in-memory connection
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Set up an in-memory connection between protocols created by
C{serverFactory} and C{clientFactory}.
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them.
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If a channel cannot be opened on the authenticated SSH connection, the
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a L{Failure} wrapping the reason given by the server.
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If execution of the command fails, the L{Deferred} returned by
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If execution of the command is cancelled via the L{Deferred} returned
by L{SSHCommandClientEndpoint.connect}, the connection is closed
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Once the necessary SSH actions have completed successfully,
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construct a protocol instance by calling its C{buildProtocol} method
with an address object representing the SSH connection and command
executed.
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L{SSHCommandClientEndpoint} establishes an SSH connection, creates a
channel in it, runs a command in that channel, and uses the protocol's
C{makeConnection} to associate it with a protocol representing that
command's stdin and stdout.
r� N) rW r� r\ r� r r r� r> r� �successResultOf�assertIsNotNonert �rE r� ru r� r� r� r� r� rF rF rG �test_makeConnection� s
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After establishing the connection, when the command on the SSH server
produces output, it is delivered to the protocol's C{dataReceived}
method.
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When the command closes the channel, the protocol's C{connectionLost}
method is called.
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Test handling of non-zero exit statuses or exit signals.
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When the command exits with a non-zero status, the protocol's
C{connectionLost} method is called with a L{Failure} wrapping an
exception which encapsulates that status.
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When the command exits with a non-zero signal, the protocol's
C{connectionLost} method is called with a L{Failure} wrapping an
exception which encapsulates that status.
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Hook into and record events which happen to C{protocol}.
@param server: The SSH server protocol over which C{protocol} is
running.
@type server: L{IProtocol} provider
@param protocol:
@param event:
@param noArgs:
c s
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The transport connected to the protocol has a C{write} method which
sends bytes to the input of the command executing on the SSH server.
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The transport connected to the protocol has a C{writeSequence} method which
sends bytes to the input of the command executing on the SSH server.
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writeSequencer� r� r� r rF rF rG �test_writeSequence� s
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Tests for L{SSHCommandClientEndpoint} when using the C{newConnection}
constructor.
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Configure an SSH server with password authentication enabled for a
well-known (to the tests) account.
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Create and return a new L{SSHCommandClientEndpoint} using the
C{newConnection} constructor.
r� F�r� r �ui) r, �
newConnectionrw r� r� r� r� r rk rD rF rF rG r� � s �zNewConnectionTests.createc C s | � | j| jjd d �S )z}
Establish the first attempted TCP connection using the SSH server which
C{self.factory} can create.
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tcpClientsrD rF rF rG r� � s �z#NewConnectionTests.finishConnectionc C sH | j ||ddd�}|j�� |�� | �dg|� |�� |j�� dS )a�
Lose the connection to a server and pump the L{IOPump} sufficiently for
the client to handle the lost connection. Asserts that the client
disconnects its transport.
@param server: The SSH server protocol over which C{protocol} is
running.
@type server: L{IProtocol} provider
@param client: The SSH client protocol over which C{protocol} is
running.
@type client: L{IProtocol} provider
@param protocol: The protocol created by calling connect on the ssh
endpoint under test.
@type protocol: L{IProtocol} provider
@param pump: The L{IOPump} connecting client to server.
@type pump: L{IOPump}
�closedT)r N)r rt r� r� r� �reportDisconnect)rE r� r� r� r� r rF rF rG �loseConnectionToServer� s
z)NewConnectionTests.loseConnectionToServerc C s( |r | � |jj� dS | � |jj� dS )z�
Assert that the transport for the given protocol has been disconnected.
L{SSHCommandClientEndpoint.newConnection} creates a new dedicated SSH
connection and cleans it up after the command exits.
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L{SSHCommandClientEndpoint} instances provide L{IStreamClientEndpoint}.
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dummy command�
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L{SSHCommandClientEndpoint} uses the default port number for SSH when
the C{port} argument is not specified.
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L{SSHCommandClientEndpoint} uses the C{port} argument if specified.
r r i� )r� Nr# r rF rF rG �test_specifiedPort, s �z%NewConnectionTests.test_specifiedPortc
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L{SSHCommandClientEndpoint} uses the L{IReactorTCP} passed to it to
attempt a connection to the host/port address also passed to it.
r� Fr r rX N)r, r rw r� r� r� r� r rk r r r� r> r r� r r� )rE r� ru r r� �timeout� bindAddressrF rF rG �test_destination5 s" �
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If a connection cannot be established, the L{Deferred} returned by
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representing the reason for the connection setup failure.
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If the L{KnownHostsFile} instance used to construct
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server, the L{Deferred} returned by L{SSHCommandClientEndpoint.connect}
fires with a L{Failure} wrapping L{UserRejectedKey}.
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If the SSH public key presented by the SSH server does not match the
previously remembered key, as reported by the L{KnownHostsFile}
instance use to construct the endpoint, for that server, the
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a L{Failure} wrapping L{HostKeyChanged}.
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If the connection closes at any point before the SSH transport layer
has finished key exchange (ie, gotten to the point where we may attempt
to authenticate), the L{Deferred} returned by
L{SSHCommandClientEndpoint.connect} fires with a L{Failure} wrapping
the reason for the lost connection.
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If the connection is cancelled before the SSH transport layer has
finished key exchange (ie, gotten to the point where we may attempt to
authenticate), the L{Deferred} returned by
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L{CancelledError} and the connection is aborted.
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If the connection is cancelled before it finishes connecting, the
connection attempt is stopped.
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If the SSH server rejects the password presented during authentication,
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with a L{Failure} wrapping L{AuthenticationFailed}.
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Create an L{ISSHPrivateKey} checker which recognizes C{users} and add it
to C{portal}.
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@type portal: L{Portal}
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are byte strings giving user names. Values are byte strings giving
OpenSSH-formatted private keys.
@type users: L{dict}
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If the SSH server rejects the key pair presented during authentication,
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with a L{Failure} wrapping L{AuthenticationFailed}.
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If the SSH server does not accept any of the specified SSH keys, the
specified password is tried.
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If L{SSHCommandClientEndpoint} is initialized with any private keys, it
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If the password is not specified, L{SSHCommandClientEndpoint} doesn't
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If L{SSHCommandClientEndpoint} is initialized with an
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server. Once the connection with the SSH server has concluded, the
connection to the agent is disconnected.
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The transport connected to the protocol has a C{loseConnection} method
which causes the channel in which the command is running to close and
the overall connection to be closed.
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Tests for L{SSHCommandClientEndpoint} when using the C{existingConnection}
constructor.
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Create and return a new L{SSHCommandClientEndpoint} using the
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command channel being tested will exchange data.
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Assert that the transport for the given protocol is still connected.
L{SSHCommandClientEndpoint.existingConnection} re-uses an SSH connected
created by some other code, so other code is responsible for cleaning
it up.
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Tests for L{_ExistingConnectionHelper}.
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L{_ExistingConnectionHelper} implements L{_ISSHConnectionCreator}.
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L{_ExistingConnectionHelper.secureConnection} returns a L{Deferred}
which fires with whatever object was fed to
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L{_ExistingConnectionHelper.cleanupConnection} does nothing to the
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rf c @ r� )�_PTYPathzk
A L{FilePath}-like object which can be opened to create a L{_ReadFile} with
certain contents.
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If the mode is r+, return a L{_ReadFile} with the contents given to
this path's initializer.
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Tests for L{_NewConnectionHelper}.
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L{_NewConnectionHelper} implements L{_ISSHConnectionCreator}.
N)r r r. r/ rD rF rF rG r! � rh z'NewConnectionHelperTests.test_interfacec C s | � dtj� dS )zK
The default I{known_hosts} path is I{~/.ssh/known_hosts}.
z~/.ssh/known_hostsN)r� r/ � _KNOWN_HOSTSrD rF rF rG �test_defaultPath� s z)NewConnectionHelperTests.test_defaultPathc sH t � � | �td� fdd�� tdddddddddd�
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L{_NewConnectionHelper._knownHosts} is used to create a
L{KnownHostsFile} if one is not passed to the initializer.
� _knownHostsc s � S r[ rF )�clsrl rF rG r` � ra zANewConnectionHelperTests.test_defaultKnownHosts.<locals>.<lambda>N)ri �patchr/ rj r rq rF rl rG �test_defaultKnownHosts� s �z/NewConnectionHelperTests.test_defaultKnownHostsc C s� t � jd }t| �� �}t|�}|�d|� |�� td|j��� t j�
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Existing entries in the I{known_hosts} file are reflected by the
L{KnownHostsFile} created by L{_NewConnectionHelper} when none is
supplied to it.
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If L{None} is passed for the C{ui} parameter to
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If L{None} is passed for the C{ui} parameter to L{_NewConnectionHelper}
and /dev/tty is available, the L{ConsoleUI} used is associated with
/dev/tty.
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If L{None} is passed for the C{ui} parameter to L{_NewConnectionHelper}
and /dev/tty is not available, the L{ConsoleUI} used is associated with
some file which always produces a C{b"no"} response.
Ns did this break?)r r r/ r� r rp re r� rF rF rG � test_nottyUI s �z%NewConnectionHelperTests.test_nottyUIc C s0 t dddddddddd�
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If not passed the name of a tty in the filesystem,
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L{_NewConnectionHelper.cleanupConnection} closes the transport cleanly
if called with C{immediate} set to C{False}.
NF)r/ r4 r? rt rp r r )rE rl rd rF rF rG rr s � z=NewConnectionHelperTests.test_cleanupConnectionNotImmediatelyc C s` G dd� d�}t dddddddddd�
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L{_NewConnectionHelper.cleanupConnection} closes the transport with
C{abortConnection} if called with C{immediate} set to C{True}.
c @ rN )zMNewConnectionHelperTests.test_cleanupConnectionImmediately.<locals>.AbortableFc S rA )z7
Abort the connection.
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z]NewConnectionHelperTests.test_cleanupConnectionImmediately.<locals>.Abortable.abortConnectionN)rJ rK rL rC rH rF rF rF rG � Abortable. rj r� NT)r/ r4 r7 rt rp r rC )rE r� rl rd rF rF rG rt ( s �
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