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redis_cluster.c
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3051 lines (2591 loc) · 95.5 KB
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/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2009 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| [email protected] so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Michael Grunder <[email protected]> |
| Maintainer: Nicolas Favre-Felix <[email protected]> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "common.h"
#include "php_redis.h"
#include "ext/standard/info.h"
#include "crc16.h"
#include "redis_cluster.h"
#include "redis_commands.h"
#include <zend_exceptions.h>
#include "library.h"
#include <php_variables.h>
#include <SAPI.h>
zend_class_entry *redis_cluster_ce;
/* Exception handler */
zend_class_entry *redis_cluster_exception_ce;
static zend_class_entry *spl_rte_ce = NULL;
/* Handlers for RedisCluster */
zend_object_handlers RedisCluster_handlers;
/* Argument info for HSCAN, SSCAN, HSCAN */
ZEND_BEGIN_ARG_INFO_EX(arginfo_kscan_cl, 0, 0, 2)
ZEND_ARG_INFO(0, str_key)
ZEND_ARG_INFO(1, i_iterator)
ZEND_ARG_INFO(0, str_pattern)
ZEND_ARG_INFO(0, i_count)
ZEND_END_ARG_INFO();
/* Argument infor for SCAN */
ZEND_BEGIN_ARG_INFO_EX(arginfo_scan_cl, 0, 0, 2)
ZEND_ARG_INFO(1, i_iterator)
ZEND_ARG_INFO(0, str_node)
ZEND_ARG_INFO(0, str_pattern)
ZEND_ARG_INFO(0, i_count)
ZEND_END_ARG_INFO();
/* Function table */
zend_function_entry redis_cluster_functions[] = {
PHP_ME(RedisCluster, __construct, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, close, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, get, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, set, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, mget, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, mset, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, msetnx, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, del, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, setex, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, psetex, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, setnx, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, getset, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, exists, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, keys, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, type, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, lpop, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, rpop, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, lset, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, spop, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, lpush, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, rpush, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, blpop, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, brpop, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, rpushx, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, lpushx, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, linsert, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, lindex, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, lrem, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, brpoplpush, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, rpoplpush, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, llen, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, scard, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, smembers, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, sismember, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, sadd, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, saddarray, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, srem, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, sunion, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, sunionstore, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, sinter, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, sinterstore, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, sdiff, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, sdiffstore, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, srandmember, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, strlen, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, persist, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, ttl, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, pttl, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zcard, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zcount, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zremrangebyscore, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zscore, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zadd, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zincrby, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, hlen, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, hkeys, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, hvals, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, hget, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, hgetall, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, hexists, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, hincrby, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, hset, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, hsetnx, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, hmget, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, hmset, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, hdel, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, hincrbyfloat, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, dump, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zrank, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zrevrank, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, incr, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, decr, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, incrby, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, decrby, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, incrbyfloat, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, expire, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, pexpire, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, expireat, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, pexpireat, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, append, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, getbit, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, setbit, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, bitop, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, bitpos, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, bitcount, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, lget, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, getrange, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, ltrim, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, lrange, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zremrangebyrank, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, publish, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, rename, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, renamenx, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, pfcount, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, pfadd, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, pfmerge, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, setrange, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, restore, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, smove, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zrange, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zrevrange, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zrangebyscore, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zrevrangebyscore, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zrangebylex, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zrevrangebylex, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zlexcount, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zremrangebylex, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zunionstore, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zinterstore, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zrem, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, sort, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, object, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, subscribe, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, psubscribe, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, unsubscribe, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, punsubscribe, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, eval, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, evalsha, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, scan, arginfo_scan_cl, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, sscan, arginfo_kscan_cl, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, zscan, arginfo_kscan_cl, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, hscan, arginfo_kscan_cl, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, getmode, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, getlasterror, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, clearlasterror, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, getoption, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, setoption, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, _prefix, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, _serialize, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, _unserialize, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, _masters, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, _redir, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, multi, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, exec, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, discard, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, watch, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, unwatch, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, save, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, bgsave, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, flushdb, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, flushall, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, dbsize, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, bgrewriteaof, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, lastsave, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, info, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, role, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, time, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, randomkey, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, ping, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, echo, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, command, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, rawcommand, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, cluster, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, client, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, config, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, pubsub, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, script, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, slowlog, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, geoadd, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, geohash, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, geopos, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, geodist, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, georadius, NULL, ZEND_ACC_PUBLIC)
PHP_ME(RedisCluster, georadiusbymember, NULL, ZEND_ACC_PUBLIC)
PHP_FE_END
};
/* Our context seeds will be a hash table with RedisSock* pointers */
#if (PHP_MAJOR_VERSION < 7)
static void ht_free_seed(void *data)
#else
static void ht_free_seed(zval *data)
#endif
{
RedisSock *redis_sock = *(RedisSock**)data;
if(redis_sock) redis_free_socket(redis_sock);
}
/* Free redisClusterNode objects we've stored */
#if (PHP_MAJOR_VERSION < 7)
static void ht_free_node(void *data)
#else
static void ht_free_node(zval *data)
#endif
{
redisClusterNode *node = *(redisClusterNode**)data;
cluster_free_node(node);
}
/* Initialize/Register our RedisCluster exceptions */
PHPAPI zend_class_entry *rediscluster_get_exception_base(int root TSRMLS_DC) {
#if HAVE_SPL
if(!root) {
if(!spl_rte_ce) {
zend_class_entry *pce;
if ((pce = zend_hash_str_find_ptr(CG(class_table), "runtimeexception", sizeof("runtimeexception") - 1))) {
spl_rte_ce = pce;
return pce;
}
} else {
return spl_rte_ce;
}
}
#endif
#if (PHP_MAJOR_VERSION == 5) && (PHP_MINOR_VERSION < 2)
return zend_exception_get_default();
#else
return zend_exception_get_default(TSRMLS_C);
#endif
}
/* Create redisCluster context */
#if (PHP_MAJOR_VERSION < 7)
zend_object_value
create_cluster_context(zend_class_entry *class_type TSRMLS_DC) {
redisCluster *cluster;
// Allocate our actual struct
cluster = emalloc(sizeof(redisCluster));
memset(cluster, 0, sizeof(redisCluster));
#else
zend_object *
create_cluster_context(zend_class_entry *class_type TSRMLS_DC) {
redisCluster *cluster;
// Allocate our actual struct
cluster = emalloc(sizeof(redisCluster) + sizeof(zval) * (class_type->default_properties_count - 1));
#endif
// We're not currently subscribed anywhere
cluster->subscribed_slot = -1;
// Assume we're up initially
cluster->clusterdown = 0;
// Allocate our RedisSock we'll use to store prefix/serialization flags
cluster->flags = ecalloc(1, sizeof(RedisSock));
// Allocate our hash table for seeds
ALLOC_HASHTABLE(cluster->seeds);
zend_hash_init(cluster->seeds, 0, NULL, ht_free_seed, 0);
// Allocate our hash table for connected Redis objects
ALLOC_HASHTABLE(cluster->nodes);
zend_hash_init(cluster->nodes, 0, NULL, ht_free_node, 0);
// Initialize it
zend_object_std_init(&cluster->std, class_type TSRMLS_CC);
#if (PHP_MAJOR_VERSION < 7)
zend_object_value retval;
#if PHP_VERSION_ID < 50399
zval *tmp;
zend_hash_copy(cluster->std.properties, &class_type->default_properties,
(copy_ctor_func_t)zval_add_ref, (void*)&tmp, sizeof(zval*));
#endif
retval.handle = zend_objects_store_put(cluster,
(zend_objects_store_dtor_t)zend_objects_destroy_object,
free_cluster_context, NULL TSRMLS_CC);
retval.handlers = zend_get_std_object_handlers();
return retval;
#else
object_properties_init(&cluster->std, class_type);
memcpy(&RedisCluster_handlers, zend_get_std_object_handlers(), sizeof(RedisCluster_handlers));
RedisCluster_handlers.offset = XtOffsetOf(redisCluster, std);
RedisCluster_handlers.free_obj = free_cluster_context;
cluster->std.handlers = &RedisCluster_handlers;
return &cluster->std;
#endif
}
/* Free redisCluster context */
void
#if (PHP_MAJOR_VERSION < 7)
free_cluster_context(void *object TSRMLS_DC) {
redisCluster *cluster = (redisCluster*)object;
#else
free_cluster_context(zend_object *object) {
redisCluster *cluster = (redisCluster*)((char*)(object) - XtOffsetOf(redisCluster, std));
#endif
// Free any allocated prefix, as well as the struct
if(cluster->flags->prefix) efree(cluster->flags->prefix);
efree(cluster->flags);
// Free seeds HashTable itself
zend_hash_destroy(cluster->seeds);
efree(cluster->seeds);
// Destroy all Redis objects and free our nodes HashTable
zend_hash_destroy(cluster->nodes);
efree(cluster->nodes);
if(cluster->err) efree(cluster->err);
zend_object_std_dtor(&cluster->std TSRMLS_CC);
#if (PHP_MAJOR_VERSION < 7)
efree(cluster);
#endif
}
/* Attempt to connect to a Redis cluster provided seeds and timeout options */
void redis_cluster_init(redisCluster *c, HashTable *ht_seeds, double timeout,
double read_timeout, int persistent TSRMLS_DC)
{
// Validate timeout
if(timeout < 0L || timeout > INT_MAX) {
zend_throw_exception(redis_cluster_exception_ce,
"Invalid timeout", 0 TSRMLS_CC);
}
// Validate our read timeout
if(read_timeout < 0L || read_timeout > INT_MAX) {
zend_throw_exception(redis_cluster_exception_ce,
"Invalid read timeout", 0 TSRMLS_CC);
}
/* Make sure there are some seeds */
if(zend_hash_num_elements(ht_seeds)==0) {
zend_throw_exception(redis_cluster_exception_ce,
"Must pass seeds", 0 TSRMLS_CC);
}
/* Set our timeout and read_timeout which we'll pass through to the
* socket type operations */
c->timeout = timeout;
c->read_timeout = read_timeout;
/* Set our option to use or not use persistent connections */
c->persistent = persistent;
/* Calculate the number of miliseconds we will wait when bouncing around,
* (e.g. a node goes down), which is not the same as a standard timeout. */
c->waitms = (long)(timeout * 1000);
// Initialize our RedisSock "seed" objects
cluster_init_seeds(c, ht_seeds);
// Create and map our key space
cluster_map_keyspace(c TSRMLS_CC);
}
/* Attempt to load a named cluster configured in php.ini */
void redis_cluster_load(redisCluster *c, char *name, int name_len TSRMLS_DC) {
zval z_seeds, z_timeout, z_read_timeout, z_persistent, *z_value;
char *iptr;
double timeout=0, read_timeout=0;
int persistent = 0;
HashTable *ht_seeds = NULL;
/* Seeds */
array_init(&z_seeds);
if ((iptr = INI_STR("redis.clusters.seeds")) != NULL) {
sapi_module.treat_data(PARSE_STRING, estrdup(iptr), &z_seeds TSRMLS_CC);
}
if ((z_value = zend_hash_str_find(Z_ARRVAL(z_seeds), name, name_len)) != NULL) {
ht_seeds = Z_ARRVAL_P(z_value);
} else {
zval_dtor(&z_seeds);
zend_throw_exception(redis_cluster_exception_ce, "Couldn't find seeds for cluster", 0 TSRMLS_CC);
return;
}
/* Connection timeout */
array_init(&z_timeout);
if ((iptr = INI_STR("redis.clusters.timeout")) != NULL) {
sapi_module.treat_data(PARSE_STRING, estrdup(iptr), &z_timeout TSRMLS_CC);
}
if ((z_value = zend_hash_str_find(Z_ARRVAL(z_timeout), name, name_len)) != NULL) {
if (Z_TYPE_P(z_value) == IS_STRING) {
timeout = atof(Z_STRVAL_P(z_value));
} else if (Z_TYPE_P(z_value) == IS_DOUBLE) {
timeout = Z_DVAL_P(z_value);
}
}
/* Read timeout */
array_init(&z_read_timeout);
if ((iptr = INI_STR("redis.clusters.read_timeout")) != NULL) {
sapi_module.treat_data(PARSE_STRING, estrdup(iptr), &z_read_timeout TSRMLS_CC);
}
if ((z_value = zend_hash_str_find(Z_ARRVAL(z_read_timeout), name, name_len)) != NULL) {
if (Z_TYPE_P(z_value) == IS_STRING) {
read_timeout = atof(Z_STRVAL_P(z_value));
} else if (Z_TYPE_P(z_value) == IS_DOUBLE) {
read_timeout = Z_DVAL_P(z_value);
}
}
/* Persistent connections */
array_init(&z_persistent);
if ((iptr = INI_STR("redis.clusters.persistent")) != NULL) {
sapi_module.treat_data(PARSE_STRING, estrdup(iptr), &z_persistent TSRMLS_CC);
}
if ((z_value = zend_hash_str_find(Z_ARRVAL(z_persistent), name, name_len)) != NULL) {
if (Z_TYPE_P(z_value) == IS_STRING) {
persistent = atoi(Z_STRVAL_P(z_value));
} else if (Z_TYPE_P(z_value) == IS_LONG) {
persistent = Z_LVAL_P(z_value);
}
}
/* Attempt to create/connect to the cluster */
redis_cluster_init(c, ht_seeds, timeout, read_timeout, persistent TSRMLS_CC);
/* Clean up our arrays */
zval_dtor(&z_seeds);
zval_dtor(&z_timeout);
zval_dtor(&z_read_timeout);
zval_dtor(&z_persistent);
}
/*
* PHP Methods
*/
/* Create a RedisCluster Object */
PHP_METHOD(RedisCluster, __construct) {
zval *object, *z_seeds=NULL;
char *name;
strlen_t name_len;
double timeout = 0.0, read_timeout = 0.0;
zend_bool persistent = 0;
redisCluster *context = GET_CONTEXT();
// Parse arguments
if(zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(),
"Os|addb", &object, redis_cluster_ce, &name,
&name_len, &z_seeds, &timeout,
&read_timeout, &persistent)==FAILURE)
{
RETURN_FALSE;
}
// Require a name
if(name_len == 0 && ZEND_NUM_ARGS() < 2) {
zend_throw_exception(redis_cluster_exception_ce,
"You must specify a name or pass seeds!",
0 TSRMLS_CC);
}
/* If we've been passed only one argument, the user is attempting to connect
* to a named cluster, stored in php.ini, otherwise we'll need manual seeds */
if (ZEND_NUM_ARGS() > 1) {
redis_cluster_init(context, Z_ARRVAL_P(z_seeds), timeout, read_timeout,
persistent TSRMLS_CC);
} else {
redis_cluster_load(context, name, name_len TSRMLS_CC);
}
}
/*
* RedisCluster method implementation
*/
/* {{{ proto bool RedisCluster::close() */
PHP_METHOD(RedisCluster, close) {
cluster_disconnect(GET_CONTEXT() TSRMLS_CC);
RETURN_TRUE;
}
/* {{{ proto string RedisCluster::get(string key) */
PHP_METHOD(RedisCluster, get) {
CLUSTER_PROCESS_KW_CMD("GET", redis_key_cmd, cluster_bulk_resp, 1);
}
/* }}} */
/* {{{ proto bool RedisCluster::set(string key, string value) */
PHP_METHOD(RedisCluster, set) {
CLUSTER_PROCESS_CMD(set, cluster_bool_resp, 0);
}
/* }}} */
/* Generic handler for MGET/MSET/MSETNX */
static int
distcmd_resp_handler(INTERNAL_FUNCTION_PARAMETERS, redisCluster *c, short slot,
clusterMultiCmd *mc, zval *z_ret, int last, cluster_cb cb)
{
clusterMultiCtx *ctx;
// Finalize multi command
cluster_multi_fini(mc);
// Spin up multi context
ctx = emalloc(sizeof(clusterMultiCtx));
ctx->z_multi = z_ret;
ctx->count = mc->argc;
ctx->last = last;
// Attempt to send the command
if(cluster_send_command(c,slot,mc->cmd.c,mc->cmd.len TSRMLS_CC)<0 ||
c->err!=NULL)
{
cluster_multi_free(mc);
zval_dtor(z_ret);
efree(ctx);
return -1;
}
if(CLUSTER_IS_ATOMIC(c)) {
// Process response now
cb(INTERNAL_FUNCTION_PARAM_PASSTHRU, c, (void*)ctx);
} else {
CLUSTER_ENQUEUE_RESPONSE(c, slot, cb, ctx);
}
// Clear out our command but retain allocated memory
CLUSTER_MULTI_CLEAR(mc);
return 0;
}
/* Container struct for a key/value pair pulled from an array */
typedef struct clusterKeyValHT {
char kbuf[22];
char *key;
strlen_t key_len;
int key_free;
short slot;
char *val;
strlen_t val_len;
int val_free;
} clusterKeyValHT;
/* Helper to pull a key/value pair from a HashTable */
static int get_key_val_ht(redisCluster *c, HashTable *ht, HashPosition *ptr,
clusterKeyValHT *kv TSRMLS_DC)
{
zval *z_val;
zend_ulong idx;
// Grab the key, convert it to a string using provided kbuf buffer if it's
// a LONG style key
#if (PHP_MAJOR_VERSION < 7)
uint key_len;
switch(zend_hash_get_current_key_ex(ht, &(kv->key), &key_len, &idx, 0, ptr)) {
case HASH_KEY_IS_STRING:
kv->key_len = (int)(key_len-1);
#else
zend_string *zkey;
switch (zend_hash_get_current_key_ex(ht, &zkey, &idx, ptr)) {
case HASH_KEY_IS_STRING:
kv->key_len = zkey->len;
kv->key = zkey->val;
#endif
break;
case HASH_KEY_IS_LONG:
kv->key_len = snprintf(kv->kbuf,sizeof(kv->kbuf),"%ld",(long)idx);
kv->key = kv->kbuf;
break;
default:
zend_throw_exception(redis_cluster_exception_ce,
"Internal Zend HashTable error", 0 TSRMLS_CC);
return -1;
}
// Prefix our key if we need to, set the slot
kv->key_free = redis_key_prefix(c->flags, &(kv->key), &(kv->key_len));
kv->slot = cluster_hash_key(kv->key, kv->key_len);
// Now grab our value
if ((z_val = zend_hash_get_current_data_ex(ht, ptr)) == NULL) {
zend_throw_exception(redis_cluster_exception_ce,
"Internal Zend HashTable error", 0 TSRMLS_CC);
return -1;
}
// Serialize our value if required
kv->val_free = redis_serialize(c->flags,z_val,&(kv->val),&(kv->val_len)
TSRMLS_CC);
// Success
return 0;
}
/* Helper to pull, prefix, and hash a key from a HashTable value */
static int get_key_ht(redisCluster *c, HashTable *ht, HashPosition *ptr,
clusterKeyValHT *kv TSRMLS_DC)
{
zval *z_key;
if ((z_key = zend_hash_get_current_data_ex(ht, ptr)) == NULL) {
// Shouldn't happen, but check anyway
zend_throw_exception(redis_cluster_exception_ce,
"Internal Zend HashTable error", 0 TSRMLS_CC);
return -1;
}
// Always want to work with strings
convert_to_string(z_key);
kv->key = Z_STRVAL_P(z_key);
kv->key_len = Z_STRLEN_P(z_key);
kv->key_free = redis_key_prefix(c->flags, &(kv->key), &(kv->key_len));
// Hash our key
kv->slot = cluster_hash_key(kv->key, kv->key_len);
// Success
return 0;
}
/* Turn variable arguments into a HashTable for processing */
static HashTable *method_args_to_ht(zval *z_args, int argc) {
HashTable *ht_ret;
int i;
/* Allocate our hash table */
ALLOC_HASHTABLE(ht_ret);
zend_hash_init(ht_ret, argc, NULL, NULL, 0);
/* Populate our return hash table with our arguments */
for (i = 0; i < argc; i++) {
zend_hash_next_index_insert(ht_ret, &z_args[i]);
}
/* Return our hash table */
return ht_ret;
}
/* Handler for both MGET and DEL */
static int cluster_mkey_cmd(INTERNAL_FUNCTION_PARAMETERS, char *kw, int kw_len,
zval *z_ret, cluster_cb cb)
{
redisCluster *c = GET_CONTEXT();
clusterMultiCmd mc = {0};
clusterKeyValHT kv;
zval *z_args;
HashTable *ht_arr;
HashPosition ptr;
int i=1, argc = ZEND_NUM_ARGS(), ht_free=0;
short slot;
/* If we don't have any arguments we're invalid */
if (!argc) return -1;
/* Extract our arguments into an array */
z_args = ecalloc(argc, sizeof(zval));
if (zend_get_parameters_array(ht, argc, z_args) == FAILURE) {
efree(z_args);
return -1;
}
/* Determine if we're working with a single array or variadic args */
if (argc == 1 && Z_TYPE(z_args[0]) == IS_ARRAY) {
ht_arr = Z_ARRVAL(z_args[0]);
argc = zend_hash_num_elements(ht_arr);
if (!argc) {
efree(z_args);
return -1;
}
} else {
ht_arr = method_args_to_ht(z_args, argc);
ht_free = 1;
}
/* MGET is readonly, DEL is not */
c->readonly = kw_len == 4 && CLUSTER_IS_ATOMIC(c);
// Initialize our "multi" command handler with command/len
CLUSTER_MULTI_INIT(mc, kw, kw_len);
// Process the first key outside of our loop, so we don't have to check if
// it's the first iteration every time, needlessly
zend_hash_internal_pointer_reset_ex(ht_arr, &ptr);
if(get_key_ht(c, ht_arr, &ptr, &kv TSRMLS_CC)<0) {
efree(z_args);
return -1;
}
// Process our key and add it to the command
cluster_multi_add(&mc, kv.key, kv.key_len);
// Free key if we prefixed
if(kv.key_free) efree(kv.key);
// Move to the next key
zend_hash_move_forward_ex(ht_arr, &ptr);
// Iterate over keys 2...N
slot = kv.slot;
while(zend_hash_has_more_elements_ex(ht_arr, &ptr)==SUCCESS) {
if(get_key_ht(c, ht_arr, &ptr, &kv TSRMLS_CC)<0) {
cluster_multi_free(&mc);
if (ht_free) {
zend_hash_destroy(ht_arr);
efree(ht_arr);
}
efree(z_args);
return -1;
}
// If the slots have changed, kick off the keys we've aggregated
if(slot != kv.slot) {
// Process this batch of MGET keys
if(distcmd_resp_handler(INTERNAL_FUNCTION_PARAM_PASSTHRU, c, slot,
&mc, z_ret, i==argc, cb)<0)
{
cluster_multi_free(&mc);
if (ht_free) {
zend_hash_destroy(ht_arr);
efree(ht_arr);
}
efree(z_args);
return -1;
}
}
// Add this key to the command
cluster_multi_add(&mc, kv.key, kv.key_len);
// Free key if we prefixed
if(kv.key_free) efree(kv.key);
// Update the last slot we encountered, and the key we're on
slot = kv.slot;
i++;
zend_hash_move_forward_ex(ht_arr, &ptr);
}
efree(z_args);
// If we've got straggler(s) process them
if(mc.argc > 0) {
if(distcmd_resp_handler(INTERNAL_FUNCTION_PARAM_PASSTHRU, c, slot,
&mc, z_ret, 1, cb)<0)
{
cluster_multi_free(&mc);
if (ht_free) {
zend_hash_destroy(ht_arr);
efree(ht_arr);
}
return -1;
}
}
// Free our command
cluster_multi_free(&mc);
/* Clean up our hash table if we constructed it from variadic args */
if (ht_free) {
zend_hash_destroy(ht_arr);
efree(ht_arr);
}
/* Return our object if we're in MULTI mode */
if (!CLUSTER_IS_ATOMIC(c))
RETVAL_ZVAL(getThis(), 1, 0);
// Success
return 0;
}
/* Handler for both MSET and MSETNX */
static int cluster_mset_cmd(INTERNAL_FUNCTION_PARAMETERS, char *kw, int kw_len,
zval *z_ret, cluster_cb cb)
{
redisCluster *c = GET_CONTEXT();
clusterKeyValHT kv;
clusterMultiCmd mc = {0};
zval *z_arr;
HashTable *ht_arr;
HashPosition ptr;
int i=1, argc;
short slot;
// Parse our arguments
if(zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a", &z_arr)==FAILURE) {
return -1;
}
// No reason to send zero args
ht_arr = Z_ARRVAL_P(z_arr);
if((argc = zend_hash_num_elements(ht_arr))==0) {
return -1;
}
/* This is a write command */
c->readonly = 0;
// Set up our multi command handler
CLUSTER_MULTI_INIT(mc, kw, kw_len);
// Process the first key/value pair outside of our loop
zend_hash_internal_pointer_reset_ex(ht_arr, &ptr);
if(get_key_val_ht(c, ht_arr, &ptr, &kv TSRMLS_CC)==-1) return -1;
zend_hash_move_forward_ex(ht_arr, &ptr);
// Add this to our multi cmd, set slot, free key if we prefixed
cluster_multi_add(&mc, kv.key, kv.key_len);
cluster_multi_add(&mc, kv.val, kv.val_len);
if(kv.key_free) efree(kv.key);
if(kv.val_free) efree(kv.val);
// While we've got more keys to set
slot = kv.slot;
while(zend_hash_has_more_elements_ex(ht_arr, &ptr)==SUCCESS) {
// Pull the next key/value pair
if(get_key_val_ht(c, ht_arr, &ptr, &kv TSRMLS_CC)==-1) {
return -1;
}
// If the slots have changed, process responses
if(slot != kv.slot) {
if(distcmd_resp_handler(INTERNAL_FUNCTION_PARAM_PASSTHRU, c,
slot, &mc, z_ret, i==argc, cb)<0)
{
return -1;
}
}
// Add this key and value to our command
cluster_multi_add(&mc, kv.key, kv.key_len);
cluster_multi_add(&mc, kv.val, kv.val_len);
// Free our key and value if we need to
if(kv.key_free) efree(kv.key);
if(kv.val_free) efree(kv.val);
// Update our slot, increment position
slot = kv.slot;
i++;
// Move on
zend_hash_move_forward_ex(ht_arr, &ptr);
}
// If we've got stragglers, process them too
if(mc.argc > 0) {
if(distcmd_resp_handler(INTERNAL_FUNCTION_PARAM_PASSTHRU, c, slot, &mc,
z_ret, 1, cb)<0)
{
return -1;
}
}
// Free our command
cluster_multi_free(&mc);
/* Return our object if we're in MULTI mode */
if (!CLUSTER_IS_ATOMIC(c))
RETVAL_ZVAL(getThis(), 1, 0);
// Success
return 0;
}
/* {{{ proto array RedisCluster::del(string key1, string key2, ... keyN) */
PHP_METHOD(RedisCluster, del) {
zval *z_ret;
#if (PHP_MAJOR_VERSION < 7)
MAKE_STD_ZVAL(z_ret);
#else
z_ret = emalloc(sizeof(zval));
#endif
// Initialize a LONG value to zero for our return
ZVAL_LONG(z_ret, 0);
// Parse args, process
if(cluster_mkey_cmd(INTERNAL_FUNCTION_PARAM_PASSTHRU, "DEL",
sizeof("DEL")-1, z_ret, cluster_del_resp)<0)
{
efree(z_ret);
RETURN_FALSE;
}
}
/* {{{ proto array RedisCluster::mget(array keys) */
PHP_METHOD(RedisCluster, mget) {
zval *z_ret;
// Array response
#if (PHP_MAJOR_VERSION < 7)
MAKE_STD_ZVAL(z_ret);
#else
z_ret = emalloc(sizeof(zval));
#endif
array_init(z_ret);
// Parse args, process
if(cluster_mkey_cmd(INTERNAL_FUNCTION_PARAM_PASSTHRU, "MGET",
sizeof("MGET")-1, z_ret, cluster_mbulk_mget_resp)<0)
{
zval_dtor(z_ret);
efree(z_ret);
RETURN_FALSE;
}
}
/* {{{ proto bool RedisCluster::mset(array keyvalues) */
PHP_METHOD(RedisCluster, mset) {
zval *z_ret;
// Response, defaults to TRUE
#if (PHP_MAJOR_VERSION < 7)
MAKE_STD_ZVAL(z_ret);
#else
z_ret = emalloc(sizeof(zval));
#endif
ZVAL_TRUE(z_ret);
// Parse args and process. If we get a failure, free zval and return FALSE.
if(cluster_mset_cmd(INTERNAL_FUNCTION_PARAM_PASSTHRU, "MSET",
sizeof("MSET")-1, z_ret, cluster_mset_resp)==-1)
{
efree(z_ret);
RETURN_FALSE;
}
}
/* {{{ proto array RedisCluster::msetnx(array keyvalues) */
PHP_METHOD(RedisCluster, msetnx) {
zval *z_ret;
// Array response
#if (PHP_MAJOR_VERSION < 7)
MAKE_STD_ZVAL(z_ret);
#else
z_ret = emalloc(sizeof(zval));
#endif
array_init(z_ret);
// Parse args and process. If we get a failure, free mem and return FALSE
if(cluster_mset_cmd(INTERNAL_FUNCTION_PARAM_PASSTHRU, "MSETNX",
sizeof("MSETNX")-1, z_ret, cluster_msetnx_resp)==-1)
{