From 3e97c51418e6d27e9a81906f347fcb7c78e27d4f Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 14 Apr 2024 15:23:16 +0200
Subject: Adding upstream version 0.20.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 vendor/gipfl/socket/composer.json                |  29 +++++++
 vendor/gipfl/socket/src/ConnectionList.php       |  87 +++++++++++++++++++
 vendor/gipfl/socket/src/UnixSocketInspection.php |  89 ++++++++++++++++++++
 vendor/gipfl/socket/src/UnixSocketPeer.php       | 102 +++++++++++++++++++++++
 4 files changed, 307 insertions(+)
 create mode 100644 vendor/gipfl/socket/composer.json
 create mode 100644 vendor/gipfl/socket/src/ConnectionList.php
 create mode 100644 vendor/gipfl/socket/src/UnixSocketInspection.php
 create mode 100644 vendor/gipfl/socket/src/UnixSocketPeer.php

(limited to 'vendor/gipfl/socket')

diff --git a/vendor/gipfl/socket/composer.json b/vendor/gipfl/socket/composer.json
new file mode 100644
index 0000000..cc19780
--- /dev/null
+++ b/vendor/gipfl/socket/composer.json
@@ -0,0 +1,29 @@
+{
+    "name": "gipfl/socket",
+    "description": "Helpful ReactPHP socket utility classes",
+    "type": "library",
+    "license": "MIT",
+    "autoload": {
+        "psr-4": {
+            "gipfl\\Socket\\": "src/"
+        }
+    },
+    "authors": [
+        {
+            "name": "Thomas Gelf",
+            "email": "thomas@gelf.net"
+        }
+    ],
+    "config": {
+        "sort-packages": true
+    },
+    "require": {
+        "php": ">=5.6.0",
+        "ext-posix": "*",
+        "ext-sockets": "*",
+        "evenement/evenement": ">=2.0",
+        "gipfl/json": ">=0.1",
+        "react/event-loop": ">=1.0",
+        "react/socket": ">=1.0"
+    }
+}
diff --git a/vendor/gipfl/socket/src/ConnectionList.php b/vendor/gipfl/socket/src/ConnectionList.php
new file mode 100644
index 0000000..47ea489
--- /dev/null
+++ b/vendor/gipfl/socket/src/ConnectionList.php
@@ -0,0 +1,87 @@
+<?php
+
+namespace gipfl\Socket;
+
+use Evenement\EventEmitterInterface;
+use Evenement\EventEmitterTrait;
+use InvalidArgumentException;
+use React\EventLoop\LoopInterface;
+use React\Promise\Deferred;
+use React\Socket\ConnectionInterface;
+use SplObjectStorage;
+use function React\Promise\all;
+
+/**
+ * @method ConnectionInterface current
+ */
+class ConnectionList extends SplObjectStorage implements EventEmitterInterface
+{
+    use EventEmitterTrait;
+
+    const ON_ATTACHED = 'attached';
+    const ON_DETACHED = 'detached';
+
+    /** @var LoopInterface */
+    protected $loop;
+
+    public function __construct(LoopInterface $loop)
+    {
+        $this->loop = $loop;
+    }
+
+    #[\ReturnTypeWillChange]
+    public function attach($object, $info = null)
+    {
+        if (! $object instanceof ConnectionInterface || $info !== null) {
+            throw new InvalidArgumentException(sprintf(
+                'Can attach only %s instances',
+                ConnectionInterface::class
+            ));
+        }
+        $object->on('close', function () use ($object) {
+            $this->detach($object);
+        });
+
+        parent::attach($object, $info);
+        $this->emit(self::ON_ATTACHED, [$object]);
+    }
+
+    #[\ReturnTypeWillChange]
+    public function detach($object)
+    {
+        parent::detach($object);
+        $this->emit(self::ON_DETACHED, [$object]);
+    }
+
+    public function close()
+    {
+        $pending = [];
+        foreach ($this as $connection) {
+            $pending[] = $this->closeConnection($connection, $this->loop);
+        }
+
+        return all($pending);
+    }
+
+    public static function closeConnection(ConnectionInterface $connection, LoopInterface $loop, $timeout = 5)
+    {
+        $deferred = new Deferred();
+        $connection->end();
+        if ($connection->isWritable() || $connection->isReadable()) {
+            $timer = $loop->addTimer($timeout, function () use ($connection, $deferred) {
+                $connection->close();
+            });
+
+            $connection->on('close', function () use ($deferred, $timer) {
+                $this->loop->cancelTimer($timer);
+                $deferred->resolve();
+            });
+        } else {
+            $loop->futureTick(function () use ($deferred) {
+                $deferred->resolve();
+            });
+        }
+
+        return $deferred->promise();
+    }
+}
diff --git a/vendor/gipfl/socket/src/UnixSocketInspection.php b/vendor/gipfl/socket/src/UnixSocketInspection.php
new file mode 100644
index 0000000..e1e9819
--- /dev/null
+++ b/vendor/gipfl/socket/src/UnixSocketInspection.php
@@ -0,0 +1,89 @@
+<?php
+
+namespace gipfl\Socket;
+
+use RuntimeException;
+use React\Socket\ConnectionInterface;
+use function array_shift;
+use function file_exists;
+use function is_int;
+use function posix_getgrgid;
+use function posix_getpwuid;
+use function preg_split;
+use function socket_get_option;
+use function socket_import_stream;
+use function stat;
+use function strlen;
+use function trim;
+
+class UnixSocketInspection
+{
+    /**
+     * @param ConnectionInterface $connection
+     * @return UnixSocketPeer
+     */
+    public static function getPeer(ConnectionInterface $connection)
+    {
+        $socket = socket_import_stream($connection->stream);
+        $remotePid = static::getRemotePidFromSocket($socket);
+        $stat = static::statProcFile($remotePid);
+        $uid = $stat['uid'];
+        $gid = $stat['gid'];
+        $userInfo = static::getUserInfo($uid);
+        $gecosParts = preg_split('/,/', $userInfo['gecos']);
+        $fullName = trim(array_shift($gecosParts));
+        $groupInfo = static::getGroupInfo($gid);
+
+        return new UnixSocketPeer(
+            $remotePid,
+            $uid,
+            $gid,
+            $userInfo['name'],
+            strlen($fullName) ? $fullName : null,
+            $groupInfo['name']
+        );
+    }
+
+    protected static function getRemotePidFromSocket($socket)
+    {
+        // SO_PEERCRED = 17
+        $remotePid = socket_get_option($socket, SOL_SOCKET, 17);
+        if (! is_int($remotePid) || ! $remotePid > 0) {
+            throw new RuntimeException("Remote PID expected, got " . var_export($remotePid));
+        }
+
+        return $remotePid;
+    }
+
+    protected static function statProcFile($pid)
+    {
+        $procDir = "/proc/$pid";
+        if (file_exists($procDir)) {
+            return stat($procDir);
+        } else {
+            throw new RuntimeException("Got no proc dir ($procDir) for remote node");
+        }
+    }
+
+    protected static function getUserInfo($uid)
+    {
+        $userInfo = posix_getpwuid($uid);
+
+        if ($userInfo === false) {
+            throw new RuntimeException("Unable to resolve remote UID '$uid'");
+        }
+
+        return $userInfo;
+    }
+
+    protected static function getGroupInfo($gid)
+    {
+        $groupInfo = posix_getgrgid($gid);
+
+        if ($groupInfo === false) {
+            throw new RuntimeException("Unable to resolve remote GID '$gid'");
+        }
+
+        return $groupInfo;
+    }
+}
diff --git a/vendor/gipfl/socket/src/UnixSocketPeer.php b/vendor/gipfl/socket/src/UnixSocketPeer.php
new file mode 100644
index 0000000..409487b
--- /dev/null
+++ b/vendor/gipfl/socket/src/UnixSocketPeer.php
@@ -0,0 +1,102 @@
+<?php
+
+namespace gipfl\Socket;
+
+use gipfl\Json\JsonSerialization;
+
+class UnixSocketPeer implements JsonSerialization
+{
+    /** @var int */
+    protected $pid;
+
+    /** @var int */
+    protected $uid;
+
+    /** @var int */
+    protected $gid;
+
+    /** @var string */
+    protected $username;
+
+    /** @var ?string */
+    protected $fullName;
+
+    /** @var string */
+    protected $groupName;
+
+    public function __construct($pid, $uid, $gid, $username, $fullName, $groupName)
+    {
+        $this->pid = $pid;
+        $this->uid = $uid;
+        $this->gid = $gid;
+        $this->username = $username;
+        $this->fullName = $fullName;
+        $this->groupName = $groupName;
+    }
+
+    /**
+     * @return int
+     */
+    public function getPid()
+    {
+        return $this->pid;
+    }
+
+    /**
+     * @return int
+     */
+    public function getUid()
+    {
+        return $this->uid;
+    }
+
+    /**
+     * @return int
+     */
+    public function getGid()
+    {
+        return $this->gid;
+    }
+
+    /**
+     * @return string
+     */
+    public function getUsername()
+    {
+        return $this->username;
+    }
+
+    /**
+     * @return string|null
+     */
+    public function getFullName()
+    {
+        return $this->fullName;
+    }
+
+    /**
+     * @return string
+     */
+    public function getGroupName()
+    {
+        return $this->groupName;
+    }
+
+    public static function fromSerialization($any)
+    {
+        return new static($any->pid, $any->uid, $any->gid, $any->username, $any->fullName, $any->groupName);
+    }
+
+    #[\ReturnTypeWillChange]
+    public function jsonSerialize()
+    {
+        return (object) [
+            'pid' => $this->pid,
+            'uid' => $this->uid,
+            'gid' => $this->gid,
+            'username'  => $this->username,
+            'fullName'  => $this->fullName,
+            'groupName' => $this->groupName,
+        ];
+    }
+}
-- 
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