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authorAndrew Dolgov <[email protected]>2023-10-20 17:12:29 +0300
committerAndrew Dolgov <[email protected]>2023-10-20 21:13:39 +0300
commitcdd7ad020e165fe680703b6d3319b908b682fb7a (patch)
treeb51eb09b7b4587e8fbc5624ac8d88d28cfcd0b04 /vendor/packaged/thrift/src/Transport/TSocketPool.php
parent45a9ff0c88cbd33892ff16ab837e9059937d656e (diff)
jaeger-client -> opentelemetry
Diffstat (limited to 'vendor/packaged/thrift/src/Transport/TSocketPool.php')
-rw-r--r--vendor/packaged/thrift/src/Transport/TSocketPool.php310
1 files changed, 0 insertions, 310 deletions
diff --git a/vendor/packaged/thrift/src/Transport/TSocketPool.php b/vendor/packaged/thrift/src/Transport/TSocketPool.php
deleted file mode 100644
index cb9e8ddfa..000000000
--- a/vendor/packaged/thrift/src/Transport/TSocketPool.php
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@@ -1,310 +0,0 @@
-<?php
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- *
- * @package thrift.transport
- */
-
-namespace Thrift\Transport;
-
-use Thrift\Exception\TException;
-
-/**
- * This library makes use of APC cache to make hosts as down in a web
- * environment. If you are running from the CLI or on a system without APC
- * installed, then these null functions will step in and act like cache
- * misses.
- */
-if (!function_exists('apc_fetch')) {
- function apc_fetch($key)
- {
- return false;
- }
-
- function apc_store($key, $var, $ttl = 0)
- {
- return false;
- }
-}
-
-/**
- * Sockets implementation of the TTransport interface that allows connection
- * to a pool of servers.
- *
- * @package thrift.transport
- */
-class TSocketPool extends TSocket
-{
- /**
- * Remote servers. Array of associative arrays with 'host' and 'port' keys
- */
- private $servers_ = array();
-
- /**
- * How many times to retry each host in connect
- *
- * @var int
- */
- private $numRetries_ = 1;
-
- /**
- * Retry interval in seconds, how long to not try a host if it has been
- * marked as down.
- *
- * @var int
- */
- private $retryInterval_ = 60;
-
- /**
- * Max consecutive failures before marking a host down.
- *
- * @var int
- */
- private $maxConsecutiveFailures_ = 1;
-
- /**
- * Try hosts in order? or Randomized?
- *
- * @var bool
- */
- private $randomize_ = true;
-
- /**
- * Always try last host, even if marked down?
- *
- * @var bool
- */
- private $alwaysTryLast_ = true;
-
- /**
- * Socket pool constructor
- *
- * @param array $hosts List of remote hostnames
- * @param mixed $ports Array of remote ports, or a single common port
- * @param bool $persist Whether to use a persistent socket
- * @param mixed $debugHandler Function for error logging
- */
- public function __construct(
- $hosts = array('localhost'),
- $ports = array(9090),
- $persist = false,
- $debugHandler = null
- ) {
- parent::__construct(null, 0, $persist, $debugHandler);
-
- if (!is_array($ports)) {
- $port = $ports;
- $ports = array();
- foreach ($hosts as $key => $val) {
- $ports[$key] = $port;
- }
- }
-
- foreach ($hosts as $key => $host) {
- $this->servers_ [] = array('host' => $host,
- 'port' => $ports[$key]);
- }
- }
-
- /**
- * Add a server to the pool
- *
- * This function does not prevent you from adding a duplicate server entry.
- *
- * @param string $host hostname or IP
- * @param int $port port
- */
- public function addServer($host, $port)
- {
- $this->servers_[] = array('host' => $host, 'port' => $port);
- }
-
- /**
- * Sets how many time to keep retrying a host in the connect function.
- *
- * @param int $numRetries
- */
- public function setNumRetries($numRetries)
- {
- $this->numRetries_ = $numRetries;
- }
-
- /**
- * Sets how long to wait until retrying a host if it was marked down
- *
- * @param int $numRetries
- */
- public function setRetryInterval($retryInterval)
- {
- $this->retryInterval_ = $retryInterval;
- }
-
- /**
- * Sets how many time to keep retrying a host before marking it as down.
- *
- * @param int $numRetries
- */
- public function setMaxConsecutiveFailures($maxConsecutiveFailures)
- {
- $this->maxConsecutiveFailures_ = $maxConsecutiveFailures;
- }
-
- /**
- * Turns randomization in connect order on or off.
- *
- * @param bool $randomize
- */
- public function setRandomize($randomize)
- {
- $this->randomize_ = $randomize;
- }
-
- /**
- * Whether to always try the last server.
- *
- * @param bool $alwaysTryLast
- */
- public function setAlwaysTryLast($alwaysTryLast)
- {
- $this->alwaysTryLast_ = $alwaysTryLast;
- }
-
- /**
- * Connects the socket by iterating through all the servers in the pool
- * and trying to find one that works.
- */
- public function open()
- {
- // Check if we want order randomization
- if ($this->randomize_) {
- shuffle($this->servers_);
- }
-
- // Count servers to identify the "last" one
- $numServers = count($this->servers_);
-
- for ($i = 0; $i < $numServers; ++$i) {
- // This extracts the $host and $port variables
- extract($this->servers_[$i]);
-
- // Check APC cache for a record of this server being down
- $failtimeKey = 'thrift_failtime:' . $host . ':' . $port . '~';
-
- // Cache miss? Assume it's OK
- $lastFailtime = apc_fetch($failtimeKey);
- if ($lastFailtime === false) {
- $lastFailtime = 0;
- }
-
- $retryIntervalPassed = false;
-
- // Cache hit...make sure enough the retry interval has elapsed
- if ($lastFailtime > 0) {
- $elapsed = time() - $lastFailtime;
- if ($elapsed > $this->retryInterval_) {
- $retryIntervalPassed = true;
- if ($this->debug_) {
- call_user_func(
- $this->debugHandler_,
- 'TSocketPool: retryInterval ' .
- '(' . $this->retryInterval_ . ') ' .
- 'has passed for host ' . $host . ':' . $port
- );
- }
- }
- }
-
- // Only connect if not in the middle of a fail interval, OR if this
- // is the LAST server we are trying, just hammer away on it
- $isLastServer = false;
- if ($this->alwaysTryLast_) {
- $isLastServer = ($i == ($numServers - 1));
- }
-
- if (($lastFailtime === 0) ||
- ($isLastServer) ||
- ($lastFailtime > 0 && $retryIntervalPassed)) {
- // Set underlying TSocket params to this one
- $this->host_ = $host;
- $this->port_ = $port;
-
- // Try up to numRetries_ connections per server
- for ($attempt = 0; $attempt < $this->numRetries_; $attempt++) {
- try {
- // Use the underlying TSocket open function
- parent::open();
-
- // Only clear the failure counts if required to do so
- if ($lastFailtime > 0) {
- apc_store($failtimeKey, 0);
- }
-
- // Successful connection, return now
- return;
- } catch (TException $tx) {
- // Connection failed
- }
- }
-
- // Mark failure of this host in the cache
- $consecfailsKey = 'thrift_consecfails:' . $host . ':' . $port . '~';
-
- // Ignore cache misses
- $consecfails = apc_fetch($consecfailsKey);
- if ($consecfails === false) {
- $consecfails = 0;
- }
-
- // Increment by one
- $consecfails++;
-
- // Log and cache this failure
- if ($consecfails >= $this->maxConsecutiveFailures_) {
- if ($this->debug_) {
- call_user_func(
- $this->debugHandler_,
- 'TSocketPool: marking ' . $host . ':' . $port .
- ' as down for ' . $this->retryInterval_ . ' secs ' .
- 'after ' . $consecfails . ' failed attempts.'
- );
- }
- // Store the failure time
- apc_store($failtimeKey, time());
-
- // Clear the count of consecutive failures
- apc_store($consecfailsKey, 0);
- } else {
- apc_store($consecfailsKey, $consecfails);
- }
- }
- }
-
- // Oh no; we failed them all. The system is totally ill!
- $error = 'TSocketPool: All hosts in pool are down. ';
- $hosts = array();
- foreach ($this->servers_ as $server) {
- $hosts [] = $server['host'] . ':' . $server['port'];
- }
- $hostlist = implode(',', $hosts);
- $error .= '(' . $hostlist . ')';
- if ($this->debug_) {
- call_user_func($this->debugHandler_, $error);
- }
- throw new TException($error);
- }
-}