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phorge/src/infrastructure/ssh/PhabricatorSSHWorkflow.php
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PhabricatorSSHWorkflow.php
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<?php
abstract class PhabricatorSSHWorkflow
extends PhutilArgumentWorkflow {
// NOTE: We are explicitly extending "PhutilArgumentWorkflow", not
// "PhabricatorManagementWorkflow". We want to avoid inheriting "getViewer()"
// and other methods which assume workflows are administrative commands
// like `bin/storage`.
private $sshUser;
private $iochannel;
private $errorChannel;
private $isClusterRequest;
private $originalArguments;
private $requestIdentifier;
public function isExecutable() {
return false;
}
public function setErrorChannel(PhutilChannel $error_channel) {
$this->errorChannel = $error_channel;
return $this;
}
public function getErrorChannel() {
return $this->errorChannel;
}
public function setSSHUser(PhabricatorUser $ssh_user) {
$this->sshUser = $ssh_user;
return $this;
}
public function getSSHUser() {
return $this->sshUser;
}
public function setIOChannel(PhutilChannel $channel) {
$this->iochannel = $channel;
return $this;
}
public function getIOChannel() {
return $this->iochannel;
}
public function readAllInput() {
$channel = $this->getIOChannel();
while ($channel->update()) {
PhutilChannel::waitForAny(array($channel));
if (!$channel->isOpenForReading()) {
break;
}
}
return $channel->read();
}
public function writeIO($data) {
$this->getIOChannel()->write($data);
return $this;
}
public function writeErrorIO($data) {
$this->getErrorChannel()->write($data);
return $this;
}
protected function newPassthruCommand() {
return id(new PhabricatorSSHPassthruCommand())
->setErrorChannel($this->getErrorChannel());
}
public function setIsClusterRequest($is_cluster_request) {
$this->isClusterRequest = $is_cluster_request;
return $this;
}
public function getIsClusterRequest() {
return $this->isClusterRequest;
}
public function setOriginalArguments(array $original_arguments) {
$this->originalArguments = $original_arguments;
return $this;
}
public function getOriginalArguments() {
return $this->originalArguments;
}
public function setRequestIdentifier($request_identifier) {
$this->requestIdentifier = $request_identifier;
return $this;
}
public function getRequestIdentifier() {
return $this->requestIdentifier;
}
public function getSSHRemoteAddress() {
$ssh_client = getenv('SSH_CLIENT');
if (!strlen($ssh_client)) {
return null;
}
// TODO: When commands are proxied, the original remote address should
// also be proxied.
// This has the format "<ip> <remote-port> <local-port>". Grab the IP.
$remote_address = head(explode(' ', $ssh_client));
try {
$address = PhutilIPAddress::newAddress($remote_address);
} catch (Exception $ex) {
return null;
}
return $address->getAddress();
}
}

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