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Fixing "Too long for Unix domain socket" error deployphp/deployer#1356 (#1939)

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* Fixing "Too long for Unix domain socket" error deployphp/deployer#1356

* Fixing code styling issues

* Use Deployer\Support\Unix::parseHomeDir() for resolving homedir

* Use our unixMaxPath variable
This commit is contained in:
Niels van Aken 2019-10-16 09:05:35 +02:00 committed by Anton Medvedev
parent fe3ff369a1
commit 30552dccec
1 changed files with 10 additions and 6 deletions
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16
src/Ssh/Arguments.php
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@ -9,6 +9,7 @@ namespace Deployer\Ssh;
use Deployer\Exception\Exception;
use Deployer\Host\Host;
use Deployer\Support\Unix;
/**
* @author Michael Woodward <mikeymike.mw@gmail.com>
@ -127,6 +128,9 @@ class Arguments
*/
private function generateControlPath(Host $host)
{
$connectionHashLength = 16; // Length of connection hash that OpenSSH appends to controlpath
$unixMaxPath = 104; // Theoretical max limit for path length
$homeDir = Unix::parseHomeDir('~');
$port = empty($host->getPort()) ? '' : ':' . $host->getPort();
$connectionData = "$host$port";
$tryLongestPossible = 0;
@ -134,24 +138,24 @@ class Arguments
do {
switch ($tryLongestPossible) {
case 1:
$controlPath = "~/.ssh/deployer_%C";
$controlPath = "$homeDir/.ssh/deployer_%C";
break;
case 2:
$controlPath = "~/deployer_$connectionData";
$controlPath = "$homeDir/.ssh/deployer_$connectionData";
break;
case 3:
$controlPath = "~/deployer_%C";
$controlPath = "$homeDir/.ssh/deployer_%C";
break;
case 4:
$controlPath = "~/mux_%C";
$controlPath = "$homeDir/.ssh/mux_%C";
break;
case 5:
throw new Exception("The multiplexing control path is too long. Control path is: $controlPath");
default:
$controlPath = "~/.ssh/deployer_$connectionData";
$controlPath = "$homeDir/.ssh/deployer_$connectionData";
}
$tryLongestPossible++;
} while (strlen($controlPath) > 104); // Unix socket max length
} while (strlen($controlPath) + $connectionHashLength > $unixMaxPath); // Unix socket max length
return $controlPath;
}