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#include "fmacros.h"
#include "sockcompat.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifndef _WIN32
#include <strings.h>
#include <sys/time.h>
#endif
#include <assert.h>
#include <signal.h>
#include <errno.h>
#include <limits.h>
#include <math.h>
#include "hiredis.h"
#include "async.h"
#include "adapters/poll.h"
#ifdef HIREDIS_TEST_SSL
#include "hiredis_ssl.h"
#endif
#ifdef HIREDIS_TEST_ASYNC
#include "adapters/libevent.h"
#include <event2/event.h>
#endif
#include "net.h"
#include "win32.h"
enum connection_type {
CONN_TCP,
CONN_UNIX,
CONN_FD,
CONN_SSL
};
struct config {
enum connection_type type;
struct timeval connect_timeout;
struct {
const char *host;
int port;
} tcp;
struct {
const char *path;
} unix_sock;
struct {
const char *host;
int port;
const char *ca_cert;
const char *cert;
const char *key;
} ssl;
};
struct privdata {
int dtor_counter;
};
struct pushCounters {
int nil;
int str;
};
static int insecure_calloc_calls;
#ifdef HIREDIS_TEST_SSL
redisSSLContext *_ssl_ctx = NULL;
#endif
/* The following lines make up our testing "framework" :) */
static int tests = 0, fails = 0, skips = 0;
#define test(_s) { printf("#%02d ", ++tests); printf(_s); }
#define test_cond(_c) if(_c) printf("\033[0;32mPASSED\033[0;0m\n"); else {printf("\033[0;31mFAILED\033[0;0m\n"); fails++;}
#define test_skipped() { printf("\033[01;33mSKIPPED\033[0;0m\n"); skips++; }
static void millisleep(int ms)
{
#ifdef _MSC_VER
Sleep(ms);
#else
usleep(ms*1000);
#endif
}
static long long usec(void) {
#ifndef _MSC_VER
struct timeval tv;
gettimeofday(&tv,NULL);
return (((long long)tv.tv_sec)*1000000)+tv.tv_usec;
#else
FILETIME ft;
GetSystemTimeAsFileTime(&ft);
return (((long long)ft.dwHighDateTime << 32) | ft.dwLowDateTime) / 10;
#endif
}
/* The assert() calls below have side effects, so we need assert()
* even if we are compiling without asserts (-DNDEBUG). */
#ifdef NDEBUG
#undef assert
#define assert(e) (void)(e)
#endif
/* Helper to extract Redis version information. Aborts on any failure. */
#define REDIS_VERSION_FIELD "redis_version:"
void get_redis_version(redisContext *c, int *majorptr, int *minorptr) {
redisReply *reply;
char *eptr, *s, *e;
int major, minor;
reply = redisCommand(c, "INFO");
if (reply == NULL || c->err || reply->type != REDIS_REPLY_STRING)
goto abort;
if ((s = strstr(reply->str, REDIS_VERSION_FIELD)) == NULL)
goto abort;
s += strlen(REDIS_VERSION_FIELD);
/* We need a field terminator and at least 'x.y.z' (5) bytes of data */
if ((e = strstr(s, "\r\n")) == NULL || (e - s) < 5)
goto abort;
/* Extract version info */
major = strtol(s, &eptr, 10);
if (*eptr != '.') goto abort;
minor = strtol(eptr+1, NULL, 10);
/* Push info the caller wants */
if (majorptr) *majorptr = major;
if (minorptr) *minorptr = minor;
freeReplyObject(reply);
return;
abort:
freeReplyObject(reply);
fprintf(stderr, "Error: Cannot determine Redis version, aborting\n");
exit(1);
}
static redisContext *select_database(redisContext *c) {
redisReply *reply;
/* Switch to DB 9 for testing, now that we know we can chat. */
reply = redisCommand(c,"SELECT 9");
assert(reply != NULL);
freeReplyObject(reply);
/* Make sure the DB is emtpy */
reply = redisCommand(c,"DBSIZE");
assert(reply != NULL);
if (reply->type == REDIS_REPLY_INTEGER && reply->integer == 0) {
/* Awesome, DB 9 is empty and we can continue. */
freeReplyObject(reply);
} else {
printf("Database #9 is not empty, test can not continue\n");
exit(1);
}
return c;
}
/* Switch protocol */
static void send_hello(redisContext *c, int version) {
redisReply *reply;
int expected;
reply = redisCommand(c, "HELLO %d", version);
expected = version == 3 ? REDIS_REPLY_MAP : REDIS_REPLY_ARRAY;
assert(reply != NULL && reply->type == expected);
freeReplyObject(reply);
}
/* Togggle client tracking */
static void send_client_tracking(redisContext *c, const char *str) {
redisReply *reply;
reply = redisCommand(c, "CLIENT TRACKING %s", str);
assert(reply != NULL && reply->type == REDIS_REPLY_STATUS);
freeReplyObject(reply);
}
static int disconnect(redisContext *c, int keep_fd) {
redisReply *reply;
/* Make sure we're on DB 9. */
reply = redisCommand(c,"SELECT 9");
assert(reply != NULL);
freeReplyObject(reply);
reply = redisCommand(c,"FLUSHDB");
assert(reply != NULL);
freeReplyObject(reply);
/* Free the context as well, but keep the fd if requested. */
if (keep_fd)
return redisFreeKeepFd(c);
redisFree(c);
return -1;
}
static void do_ssl_handshake(redisContext *c) {
#ifdef HIREDIS_TEST_SSL
redisInitiateSSLWithContext(c, _ssl_ctx);
if (c->err) {
printf("SSL error: %s\n", c->errstr);
redisFree(c);
exit(1);
}
#else
(void) c;
#endif
}
static redisContext *do_connect(struct config config) {
redisContext *c = NULL;
if (config.type == CONN_TCP) {
c = redisConnect(config.tcp.host, config.tcp.port);
} else if (config.type == CONN_SSL) {
c = redisConnect(config.ssl.host, config.ssl.port);
} else if (config.type == CONN_UNIX) {
c = redisConnectUnix(config.unix_sock.path);
} else if (config.type == CONN_FD) {
/* Create a dummy connection just to get an fd to inherit */
redisContext *dummy_ctx = redisConnectUnix(config.unix_sock.path);
if (dummy_ctx) {
int fd = disconnect(dummy_ctx, 1);
printf("Connecting to inherited fd %d\n", fd);
c = redisConnectFd(fd);
}
} else {
assert(NULL);
}
if (c == NULL) {
printf("Connection error: can't allocate redis context\n");
exit(1);
} else if (c->err) {
printf("Connection error: %s\n", c->errstr);
redisFree(c);
exit(1);
}
if (config.type == CONN_SSL) {
do_ssl_handshake(c);
}
return select_database(c);
}
static void do_reconnect(redisContext *c, struct config config) {
redisReconnect(c);
if (config.type == CONN_SSL) {
do_ssl_handshake(c);
}
}
static void test_format_commands(void) {
char *cmd;
int len;
test("Format command without interpolation: ");
len = redisFormatCommand(&cmd,"SET foo bar");
test_cond(strncmp(cmd,"*3\r\n$3\r\nSET\r\n$3\r\nfoo\r\n$3\r\nbar\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(3+2)+4+(3+2));
hi_free(cmd);
test("Format command with %%s string interpolation: ");
len = redisFormatCommand(&cmd,"SET %s %s","foo","bar");
test_cond(strncmp(cmd,"*3\r\n$3\r\nSET\r\n$3\r\nfoo\r\n$3\r\nbar\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(3+2)+4+(3+2));
hi_free(cmd);
test("Format command with %%s and an empty string: ");
len = redisFormatCommand(&cmd,"SET %s %s","foo","");
test_cond(strncmp(cmd,"*3\r\n$3\r\nSET\r\n$3\r\nfoo\r\n$0\r\n\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(3+2)+4+(0+2));
hi_free(cmd);
test("Format command with an empty string in between proper interpolations: ");
len = redisFormatCommand(&cmd,"SET %s %s","","foo");
test_cond(strncmp(cmd,"*3\r\n$3\r\nSET\r\n$0\r\n\r\n$3\r\nfoo\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(0+2)+4+(3+2));
hi_free(cmd);
test("Format command with %%b string interpolation: ");
len = redisFormatCommand(&cmd,"SET %b %b","foo",(size_t)3,"b\0r",(size_t)3);
test_cond(strncmp(cmd,"*3\r\n$3\r\nSET\r\n$3\r\nfoo\r\n$3\r\nb\0r\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(3+2)+4+(3+2));
hi_free(cmd);
test("Format command with %%b and an empty string: ");
len = redisFormatCommand(&cmd,"SET %b %b","foo",(size_t)3,"",(size_t)0);
test_cond(strncmp(cmd,"*3\r\n$3\r\nSET\r\n$3\r\nfoo\r\n$0\r\n\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(3+2)+4+(0+2));
hi_free(cmd);
test("Format command with literal %%: ");
len = redisFormatCommand(&cmd,"SET %% %%");
test_cond(strncmp(cmd,"*3\r\n$3\r\nSET\r\n$1\r\n%\r\n$1\r\n%\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(1+2)+4+(1+2));
hi_free(cmd);
/* Vararg width depends on the type. These tests make sure that the
* width is correctly determined using the format and subsequent varargs
* can correctly be interpolated. */
#define INTEGER_WIDTH_TEST(fmt, type) do { \
type value = 123; \
test("Format command with printf-delegation (" #type "): "); \
len = redisFormatCommand(&cmd,"key:%08" fmt " str:%s", value, "hello"); \
test_cond(strncmp(cmd,"*2\r\n$12\r\nkey:00000123\r\n$9\r\nstr:hello\r\n",len) == 0 && \
len == 4+5+(12+2)+4+(9+2)); \
hi_free(cmd); \
} while(0)
#define FLOAT_WIDTH_TEST(type) do { \
type value = 123.0; \
test("Format command with printf-delegation (" #type "): "); \
len = redisFormatCommand(&cmd,"key:%08.3f str:%s", value, "hello"); \
test_cond(strncmp(cmd,"*2\r\n$12\r\nkey:0123.000\r\n$9\r\nstr:hello\r\n",len) == 0 && \
len == 4+5+(12+2)+4+(9+2)); \
hi_free(cmd); \
} while(0)
INTEGER_WIDTH_TEST("d", int);
INTEGER_WIDTH_TEST("hhd", char);
INTEGER_WIDTH_TEST("hd", short);
INTEGER_WIDTH_TEST("ld", long);
INTEGER_WIDTH_TEST("lld", long long);
INTEGER_WIDTH_TEST("u", unsigned int);
INTEGER_WIDTH_TEST("hhu", unsigned char);
INTEGER_WIDTH_TEST("hu", unsigned short);
INTEGER_WIDTH_TEST("lu", unsigned long);
INTEGER_WIDTH_TEST("llu", unsigned long long);
FLOAT_WIDTH_TEST(float);
FLOAT_WIDTH_TEST(double);
test("Format command with unhandled printf format (specifier 'p' not supported): ");
len = redisFormatCommand(&cmd,"key:%08p %b",(void*)1234,"foo",(size_t)3);
test_cond(len == -1);
test("Format command with invalid printf format (specifier missing): ");
len = redisFormatCommand(&cmd,"%-");
test_cond(len == -1);
const char *argv[3];
argv[0] = "SET";
argv[1] = "foo\0xxx";
argv[2] = "bar";
size_t lens[3] = { 3, 7, 3 };
int argc = 3;
test("Format command by passing argc/argv without lengths: ");
len = redisFormatCommandArgv(&cmd,argc,argv,NULL);
test_cond(strncmp(cmd,"*3\r\n$3\r\nSET\r\n$3\r\nfoo\r\n$3\r\nbar\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(3+2)+4+(3+2));
hi_free(cmd);
test("Format command by passing argc/argv with lengths: ");
len = redisFormatCommandArgv(&cmd,argc,argv,lens);
test_cond(strncmp(cmd,"*3\r\n$3\r\nSET\r\n$7\r\nfoo\0xxx\r\n$3\r\nbar\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(7+2)+4+(3+2));
hi_free(cmd);
sds sds_cmd;
sds_cmd = NULL;
test("Format command into sds by passing argc/argv without lengths: ");
len = redisFormatSdsCommandArgv(&sds_cmd,argc,argv,NULL);
test_cond(strncmp(sds_cmd,"*3\r\n$3\r\nSET\r\n$3\r\nfoo\r\n$3\r\nbar\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(3+2)+4+(3+2));
sdsfree(sds_cmd);
sds_cmd = NULL;
test("Format command into sds by passing argc/argv with lengths: ");
len = redisFormatSdsCommandArgv(&sds_cmd,argc,argv,lens);
test_cond(strncmp(sds_cmd,"*3\r\n$3\r\nSET\r\n$7\r\nfoo\0xxx\r\n$3\r\nbar\r\n",len) == 0 &&
len == 4+4+(3+2)+4+(7+2)+4+(3+2));
sdsfree(sds_cmd);
}
static void test_append_formatted_commands(struct config config) {
redisContext *c;
redisReply *reply;
char *cmd;
int len;
c = do_connect(config);
test("Append format command: ");
len = redisFormatCommand(&cmd, "SET foo bar");
test_cond(redisAppendFormattedCommand(c, cmd, len) == REDIS_OK);
assert(redisGetReply(c, (void*)&reply) == REDIS_OK);
hi_free(cmd);
freeReplyObject(reply);
disconnect(c, 0);
}
static void test_tcp_options(struct config cfg) {
redisContext *c;
c = do_connect(cfg);
test("We can enable TCP_KEEPALIVE: ");
test_cond(redisEnableKeepAlive(c) == REDIS_OK);
#ifdef TCP_USER_TIMEOUT
test("We can set TCP_USER_TIMEOUT: ");
test_cond(redisSetTcpUserTimeout(c, 100) == REDIS_OK);
#else
test("Setting TCP_USER_TIMEOUT errors when unsupported: ");
test_cond(redisSetTcpUserTimeout(c, 100) == REDIS_ERR && c->err == REDIS_ERR_IO);
#endif
redisFree(c);
}
static void test_reply_reader(void) {
redisReader *reader;
void *reply, *root;
int ret;
int i;
test("Error handling in reply parser: ");
reader = redisReaderCreate();
redisReaderFeed(reader,(char*)"@foo\r\n",6);
ret = redisReaderGetReply(reader,NULL);
test_cond(ret == REDIS_ERR &&
strcasecmp(reader->errstr,"Protocol error, got \"@\" as reply type byte") == 0);
redisReaderFree(reader);
/* when the reply already contains multiple items, they must be free'd
* on an error. valgrind will bark when this doesn't happen. */
test("Memory cleanup in reply parser: ");
reader = redisReaderCreate();
redisReaderFeed(reader,(char*)"*2\r\n",4);
redisReaderFeed(reader,(char*)"$5\r\nhello\r\n",11);
redisReaderFeed(reader,(char*)"@foo\r\n",6);
ret = redisReaderGetReply(reader,NULL);
test_cond(ret == REDIS_ERR &&
strcasecmp(reader->errstr,"Protocol error, got \"@\" as reply type byte") == 0);
redisReaderFree(reader);
reader = redisReaderCreate();
test("Can handle arbitrarily nested multi-bulks: ");
for (i = 0; i < 128; i++) {
redisReaderFeed(reader,(char*)"*1\r\n", 4);
}
redisReaderFeed(reader,(char*)"$6\r\nLOLWUT\r\n",12);
ret = redisReaderGetReply(reader,&reply);
root = reply; /* Keep track of the root reply */
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_ARRAY &&
((redisReply*)reply)->elements == 1);
test("Can parse arbitrarily nested multi-bulks correctly: ");
while(i--) {
assert(reply != NULL && ((redisReply*)reply)->type == REDIS_REPLY_ARRAY);
reply = ((redisReply*)reply)->element[0];
}
test_cond(((redisReply*)reply)->type == REDIS_REPLY_STRING &&
!memcmp(((redisReply*)reply)->str, "LOLWUT", 6));
freeReplyObject(root);
redisReaderFree(reader);
test("Correctly parses LLONG_MAX: ");
reader = redisReaderCreate();
redisReaderFeed(reader, ":9223372036854775807\r\n",22);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_INTEGER &&
((redisReply*)reply)->integer == LLONG_MAX);
freeReplyObject(reply);
redisReaderFree(reader);
test("Set error when > LLONG_MAX: ");
reader = redisReaderCreate();
redisReaderFeed(reader, ":9223372036854775808\r\n",22);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_ERR &&
strcasecmp(reader->errstr,"Bad integer value") == 0);
freeReplyObject(reply);
redisReaderFree(reader);
test("Correctly parses LLONG_MIN: ");
reader = redisReaderCreate();
redisReaderFeed(reader, ":-9223372036854775808\r\n",23);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_INTEGER &&
((redisReply*)reply)->integer == LLONG_MIN);
freeReplyObject(reply);
redisReaderFree(reader);
test("Set error when < LLONG_MIN: ");
reader = redisReaderCreate();
redisReaderFeed(reader, ":-9223372036854775809\r\n",23);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_ERR &&
strcasecmp(reader->errstr,"Bad integer value") == 0);
freeReplyObject(reply);
redisReaderFree(reader);
test("Set error when array < -1: ");
reader = redisReaderCreate();
redisReaderFeed(reader, "*-2\r\n+asdf\r\n",12);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_ERR &&
strcasecmp(reader->errstr,"Multi-bulk length out of range") == 0);
freeReplyObject(reply);
redisReaderFree(reader);
test("Set error when bulk < -1: ");
reader = redisReaderCreate();
redisReaderFeed(reader, "$-2\r\nasdf\r\n",11);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_ERR &&
strcasecmp(reader->errstr,"Bulk string length out of range") == 0);
freeReplyObject(reply);
redisReaderFree(reader);
test("Can configure maximum multi-bulk elements: ");
reader = redisReaderCreate();
reader->maxelements = 1024;
redisReaderFeed(reader, "*1025\r\n", 7);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_ERR &&
strcasecmp(reader->errstr, "Multi-bulk length out of range") == 0);
freeReplyObject(reply);
redisReaderFree(reader);
test("Multi-bulk never overflows regardless of maxelements: ");
size_t bad_mbulk_len = (SIZE_MAX / sizeof(void *)) + 3;
char bad_mbulk_reply[100];
snprintf(bad_mbulk_reply, sizeof(bad_mbulk_reply), "*%llu\r\n+asdf\r\n",
(unsigned long long) bad_mbulk_len);
reader = redisReaderCreate();
reader->maxelements = 0; /* Don't rely on default limit */
redisReaderFeed(reader, bad_mbulk_reply, strlen(bad_mbulk_reply));
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_ERR && strcasecmp(reader->errstr, "Out of memory") == 0);
freeReplyObject(reply);
redisReaderFree(reader);
#if LLONG_MAX > SIZE_MAX
test("Set error when array > SIZE_MAX: ");
reader = redisReaderCreate();
redisReaderFeed(reader, "*9223372036854775807\r\n+asdf\r\n",29);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_ERR &&
strcasecmp(reader->errstr,"Multi-bulk length out of range") == 0);
freeReplyObject(reply);
redisReaderFree(reader);
test("Set error when bulk > SIZE_MAX: ");
reader = redisReaderCreate();
redisReaderFeed(reader, "$9223372036854775807\r\nasdf\r\n",28);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_ERR &&
strcasecmp(reader->errstr,"Bulk string length out of range") == 0);
freeReplyObject(reply);
redisReaderFree(reader);
#endif
test("Works with NULL functions for reply: ");
reader = redisReaderCreate();
reader->fn = NULL;
redisReaderFeed(reader,(char*)"+OK\r\n",5);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK && reply == (void*)REDIS_REPLY_STATUS);
redisReaderFree(reader);
test("Works when a single newline (\\r\\n) covers two calls to feed: ");
reader = redisReaderCreate();
reader->fn = NULL;
redisReaderFeed(reader,(char*)"+OK\r",4);
ret = redisReaderGetReply(reader,&reply);
assert(ret == REDIS_OK && reply == NULL);
redisReaderFeed(reader,(char*)"\n",1);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK && reply == (void*)REDIS_REPLY_STATUS);
redisReaderFree(reader);
test("Don't reset state after protocol error: ");
reader = redisReaderCreate();
reader->fn = NULL;
redisReaderFeed(reader,(char*)"x",1);
ret = redisReaderGetReply(reader,&reply);
assert(ret == REDIS_ERR);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_ERR && reply == NULL);
redisReaderFree(reader);
test("Don't reset state after protocol error(not segfault): ");
reader = redisReaderCreate();
redisReaderFeed(reader,(char*)"*3\r\n$3\r\nSET\r\n$5\r\nhello\r\n$", 25);
ret = redisReaderGetReply(reader,&reply);
assert(ret == REDIS_OK);
redisReaderFeed(reader,(char*)"3\r\nval\r\n", 8);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_ARRAY &&
((redisReply*)reply)->elements == 3);
freeReplyObject(reply);
redisReaderFree(reader);
/* Regression test for issue #45 on GitHub. */
test("Don't do empty allocation for empty multi bulk: ");
reader = redisReaderCreate();
redisReaderFeed(reader,(char*)"*0\r\n",4);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_ARRAY &&
((redisReply*)reply)->elements == 0);
freeReplyObject(reply);
redisReaderFree(reader);
/* RESP3 verbatim strings (GitHub issue #802) */
test("Can parse RESP3 verbatim strings: ");
reader = redisReaderCreate();
redisReaderFeed(reader,(char*)"=10\r\ntxt:LOLWUT\r\n",17);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_VERB &&
!memcmp(((redisReply*)reply)->str,"LOLWUT", 6));
freeReplyObject(reply);
redisReaderFree(reader);
/* RESP3 push messages (Github issue #815) */
test("Can parse RESP3 push messages: ");
reader = redisReaderCreate();
redisReaderFeed(reader,(char*)">2\r\n$6\r\nLOLWUT\r\n:42\r\n",21);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_PUSH &&
((redisReply*)reply)->elements == 2 &&
((redisReply*)reply)->element[0]->type == REDIS_REPLY_STRING &&
!memcmp(((redisReply*)reply)->element[0]->str,"LOLWUT",6) &&
((redisReply*)reply)->element[1]->type == REDIS_REPLY_INTEGER &&
((redisReply*)reply)->element[1]->integer == 42);
freeReplyObject(reply);
redisReaderFree(reader);
test("Can parse RESP3 doubles: ");
reader = redisReaderCreate();
redisReaderFeed(reader, ",3.14159265358979323846\r\n",25);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_DOUBLE &&
fabs(((redisReply*)reply)->dval - 3.14159265358979323846) < 0.00000001 &&
((redisReply*)reply)->len == 22 &&
strcmp(((redisReply*)reply)->str, "3.14159265358979323846") == 0);
freeReplyObject(reply);
redisReaderFree(reader);
test("Set error on invalid RESP3 double: ");
reader = redisReaderCreate();
redisReaderFeed(reader, ",3.14159\000265358979323846\r\n",26);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_ERR &&
strcasecmp(reader->errstr,"Bad double value") == 0);
freeReplyObject(reply);
redisReaderFree(reader);
test("Correctly parses RESP3 double INFINITY: ");
reader = redisReaderCreate();
redisReaderFeed(reader, ",inf\r\n",6);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_DOUBLE &&
isinf(((redisReply*)reply)->dval) &&
((redisReply*)reply)->dval > 0);
freeReplyObject(reply);
redisReaderFree(reader);
test("Correctly parses RESP3 double NaN: ");
reader = redisReaderCreate();
redisReaderFeed(reader, ",nan\r\n",6);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_DOUBLE &&
isnan(((redisReply*)reply)->dval));
freeReplyObject(reply);
redisReaderFree(reader);
test("Correctly parses RESP3 double -Nan: ");
reader = redisReaderCreate();
redisReaderFeed(reader, ",-nan\r\n", 7);
ret = redisReaderGetReply(reader, &reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_DOUBLE &&
isnan(((redisReply*)reply)->dval));
freeReplyObject(reply);
redisReaderFree(reader);
test("Can parse RESP3 nil: ");
reader = redisReaderCreate();
redisReaderFeed(reader, "_\r\n",3);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_NIL);
freeReplyObject(reply);
redisReaderFree(reader);
test("Set error on invalid RESP3 nil: ");
reader = redisReaderCreate();
redisReaderFeed(reader, "_nil\r\n",6);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_ERR &&
strcasecmp(reader->errstr,"Bad nil value") == 0);
freeReplyObject(reply);
redisReaderFree(reader);
test("Can parse RESP3 bool (true): ");
reader = redisReaderCreate();
redisReaderFeed(reader, "#t\r\n",4);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_BOOL &&
((redisReply*)reply)->integer);
freeReplyObject(reply);
redisReaderFree(reader);
test("Can parse RESP3 bool (false): ");
reader = redisReaderCreate();
redisReaderFeed(reader, "#f\r\n",4);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_BOOL &&
!((redisReply*)reply)->integer);
freeReplyObject(reply);
redisReaderFree(reader);
test("Set error on invalid RESP3 bool: ");
reader = redisReaderCreate();
redisReaderFeed(reader, "#foobar\r\n",9);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_ERR &&
strcasecmp(reader->errstr,"Bad bool value") == 0);
freeReplyObject(reply);
redisReaderFree(reader);
test("Can parse RESP3 map: ");
reader = redisReaderCreate();
redisReaderFeed(reader, "%2\r\n+first\r\n:123\r\n$6\r\nsecond\r\n#t\r\n",34);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_MAP &&
((redisReply*)reply)->elements == 4 &&
((redisReply*)reply)->element[0]->type == REDIS_REPLY_STATUS &&
((redisReply*)reply)->element[0]->len == 5 &&
!strcmp(((redisReply*)reply)->element[0]->str,"first") &&
((redisReply*)reply)->element[1]->type == REDIS_REPLY_INTEGER &&
((redisReply*)reply)->element[1]->integer == 123 &&
((redisReply*)reply)->element[2]->type == REDIS_REPLY_STRING &&
((redisReply*)reply)->element[2]->len == 6 &&
!strcmp(((redisReply*)reply)->element[2]->str,"second") &&
((redisReply*)reply)->element[3]->type == REDIS_REPLY_BOOL &&
((redisReply*)reply)->element[3]->integer);
freeReplyObject(reply);
redisReaderFree(reader);
test("Can parse RESP3 set: ");
reader = redisReaderCreate();
redisReaderFeed(reader, "~5\r\n+orange\r\n$5\r\napple\r\n#f\r\n:100\r\n:999\r\n",40);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_SET &&
((redisReply*)reply)->elements == 5 &&
((redisReply*)reply)->element[0]->type == REDIS_REPLY_STATUS &&
((redisReply*)reply)->element[0]->len == 6 &&
!strcmp(((redisReply*)reply)->element[0]->str,"orange") &&
((redisReply*)reply)->element[1]->type == REDIS_REPLY_STRING &&
((redisReply*)reply)->element[1]->len == 5 &&
!strcmp(((redisReply*)reply)->element[1]->str,"apple") &&
((redisReply*)reply)->element[2]->type == REDIS_REPLY_BOOL &&
!((redisReply*)reply)->element[2]->integer &&
((redisReply*)reply)->element[3]->type == REDIS_REPLY_INTEGER &&
((redisReply*)reply)->element[3]->integer == 100 &&
((redisReply*)reply)->element[4]->type == REDIS_REPLY_INTEGER &&
((redisReply*)reply)->element[4]->integer == 999);
freeReplyObject(reply);
redisReaderFree(reader);
test("Can parse RESP3 bignum: ");
reader = redisReaderCreate();
redisReaderFeed(reader,"(3492890328409238509324850943850943825024385\r\n",46);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_BIGNUM &&
((redisReply*)reply)->len == 43 &&
!strcmp(((redisReply*)reply)->str,"3492890328409238509324850943850943825024385"));
freeReplyObject(reply);
redisReaderFree(reader);
test("Can parse RESP3 doubles in an array: ");
reader = redisReaderCreate();
redisReaderFeed(reader, "*1\r\n,3.14159265358979323846\r\n",31);
ret = redisReaderGetReply(reader,&reply);
test_cond(ret == REDIS_OK &&
((redisReply*)reply)->type == REDIS_REPLY_ARRAY &&
((redisReply*)reply)->elements == 1 &&
((redisReply*)reply)->element[0]->type == REDIS_REPLY_DOUBLE &&
fabs(((redisReply*)reply)->element[0]->dval - 3.14159265358979323846) < 0.00000001 &&
((redisReply*)reply)->element[0]->len == 22 &&
strcmp(((redisReply*)reply)->element[0]->str, "3.14159265358979323846") == 0);
freeReplyObject(reply);
redisReaderFree(reader);
}
static void test_free_null(void) {
void *redisCtx = NULL;
void *reply = NULL;
test("Don't fail when redisFree is passed a NULL value: ");
redisFree(redisCtx);
test_cond(redisCtx == NULL);
test("Don't fail when freeReplyObject is passed a NULL value: ");
freeReplyObject(reply);
test_cond(reply == NULL);
}
static void *hi_malloc_fail(size_t size) {
(void)size;
return NULL;
}
static void *hi_calloc_fail(size_t nmemb, size_t size) {
(void)nmemb;
(void)size;
return NULL;
}
static void *hi_calloc_insecure(size_t nmemb, size_t size) {
(void)nmemb;
(void)size;
insecure_calloc_calls++;
return (void*)0xdeadc0de;
}
static void *hi_realloc_fail(void *ptr, size_t size) {
(void)ptr;
(void)size;
return NULL;
}
static void test_allocator_injection(void) {
void *ptr;
hiredisAllocFuncs ha = {
.mallocFn = hi_malloc_fail,
.callocFn = hi_calloc_fail,
.reallocFn = hi_realloc_fail,
.strdupFn = strdup,
.freeFn = free,
};
// Override hiredis allocators
hiredisSetAllocators(&ha);
test("redisContext uses injected allocators: ");
redisContext *c = redisConnect("localhost", 6379);
test_cond(c == NULL);
test("redisReader uses injected allocators: ");
redisReader *reader = redisReaderCreate();
test_cond(reader == NULL);
/* Make sure hiredis itself protects against a non-overflow checking calloc */
test("hiredis calloc wrapper protects against overflow: ");
ha.callocFn = hi_calloc_insecure;
hiredisSetAllocators(&ha);
ptr = hi_calloc((SIZE_MAX / sizeof(void*)) + 3, sizeof(void*));
test_cond(ptr == NULL && insecure_calloc_calls == 0);
// Return allocators to default
hiredisResetAllocators();
}
#define HIREDIS_BAD_DOMAIN "idontexist-noreally.com"
static void test_blocking_connection_errors(void) {
struct addrinfo hints = {.ai_family = AF_INET};
struct addrinfo *ai_tmp = NULL;
redisContext *c;
int rv = getaddrinfo(HIREDIS_BAD_DOMAIN, "6379", &hints, &ai_tmp);
if (rv != 0) {
// Address does *not* exist
test("Returns error when host cannot be resolved: ");
// First see if this domain name *actually* resolves to NXDOMAIN
c = redisConnect(HIREDIS_BAD_DOMAIN, 6379);
test_cond(
c->err == REDIS_ERR_OTHER &&
(strcmp(c->errstr, "Name or service not known") == 0 ||
strcmp(c->errstr, "Can't resolve: " HIREDIS_BAD_DOMAIN) == 0 ||
strcmp(c->errstr, "Name does not resolve") == 0 ||
strcmp(c->errstr, "nodename nor servname provided, or not known") == 0 ||
strcmp(c->errstr, "node name or service name not known") == 0 ||
strcmp(c->errstr, "No address associated with hostname") == 0 ||
strcmp(c->errstr, "Temporary failure in name resolution") == 0 ||
strcmp(c->errstr, "hostname nor servname provided, or not known") == 0 ||
strcmp(c->errstr, "no address associated with name") == 0 ||
strcmp(c->errstr, "No such host is known. ") == 0));
redisFree(c);
} else {
printf("Skipping NXDOMAIN test. Found evil ISP!\n");
freeaddrinfo(ai_tmp);
}
#ifndef _WIN32
#if 0
redisOptions opt = {0};
struct timeval tv;
test("Returns error when the port is not open: ");
c = redisConnect((char*)"localhost", 1);
test_cond(c->err == REDIS_ERR_IO &&
strcmp(c->errstr,"Connection refused") == 0);
redisFree(c);
/* Verify we don't regress from the fix in PR #1180 */
test("We don't clobber connection exception with setsockopt error: ");
tv = (struct timeval){.tv_sec = 0, .tv_usec = 500000};
opt.command_timeout = opt.connect_timeout = &tv;
REDIS_OPTIONS_SET_TCP(&opt, "localhost", 10337);
c = redisConnectWithOptions(&opt);
test_cond(c->err == REDIS_ERR_IO &&
strcmp(c->errstr, "Connection refused") == 0);
redisFree(c);
test("Returns error when the unix_sock socket path doesn't accept connections: ");
c = redisConnectUnix((char*)"/tmp/idontexist.sock");
test_cond(c->err == REDIS_ERR_IO); /* Don't care about the message... */
redisFree(c);
#endif
#endif
}
/* Test push handler */
void push_handler(void *privdata, void *r) {
struct pushCounters *pcounts = privdata;
redisReply *reply = r, *payload;
assert(reply && reply->type == REDIS_REPLY_PUSH && reply->elements == 2);
payload = reply->element[1];
if (payload->type == REDIS_REPLY_ARRAY) {
payload = payload->element[0];
}
if (payload->type == REDIS_REPLY_STRING) {
pcounts->str++;
} else if (payload->type == REDIS_REPLY_NIL) {
pcounts->nil++;
}
freeReplyObject(reply);
}
/* Dummy function just to test setting a callback with redisOptions */
void push_handler_async(redisAsyncContext *ac, void *reply) {
(void)ac;
(void)reply;
}
static void test_resp3_push_handler(redisContext *c) {
struct pushCounters pc = {0};
redisPushFn *old = NULL;
redisReply *reply;
void *privdata;
/* Switch to RESP3 and turn on client tracking */
send_hello(c, 3);
send_client_tracking(c, "ON");
privdata = c->privdata;
c->privdata = &pc;
reply = redisCommand(c, "GET key:0");
assert(reply != NULL);
freeReplyObject(reply);
test("RESP3 PUSH messages are handled out of band by default: ");
reply = redisCommand(c, "SET key:0 val:0");
test_cond(reply != NULL && reply->type == REDIS_REPLY_STATUS);
freeReplyObject(reply);
assert((reply = redisCommand(c, "GET key:0")) != NULL);
freeReplyObject(reply);
old = redisSetPushCallback(c, push_handler);
test("We can set a custom RESP3 PUSH handler: ");
reply = redisCommand(c, "SET key:0 val:0");
/* We need another command because depending on the version of Redis, the
* notification may be delivered after the command's reply. */
assert(reply != NULL);
freeReplyObject(reply);
reply = redisCommand(c, "PING");
test_cond(reply != NULL && reply->type == REDIS_REPLY_STATUS && pc.str == 1);
freeReplyObject(reply);
test("We properly handle a NIL invalidation payload: ");
reply = redisCommand(c, "FLUSHDB");
assert(reply != NULL);
freeReplyObject(reply);
reply = redisCommand(c, "PING");
test_cond(reply != NULL && reply->type == REDIS_REPLY_STATUS && pc.nil == 1);
freeReplyObject(reply);
/* Unset the push callback and generate an invalidate message making
* sure it is not handled out of band. */
test("With no handler, PUSH replies come in-band: ");
redisSetPushCallback(c, NULL);
assert((reply = redisCommand(c, "GET key:0")) != NULL);
freeReplyObject(reply);
assert((reply = redisCommand(c, "SET key:0 invalid")) != NULL);
/* Depending on Redis version, we may receive either push notification or
* status reply. Both cases are valid. */
if (reply->type == REDIS_REPLY_STATUS) {
freeReplyObject(reply);
reply = redisCommand(c, "PING");
}
test_cond(reply->type == REDIS_REPLY_PUSH);
freeReplyObject(reply);
test("With no PUSH handler, no replies are lost: ");
assert(redisGetReply(c, (void**)&reply) == REDIS_OK);
test_cond(reply != NULL && reply->type == REDIS_REPLY_STATUS);
freeReplyObject(reply);
/* Return to the originally set PUSH handler */
assert(old != NULL);
redisSetPushCallback(c, old);
/* Switch back to RESP2 and disable tracking */
c->privdata = privdata;
send_client_tracking(c, "OFF");
send_hello(c, 2);
}
redisOptions get_redis_tcp_options(struct config config) {
redisOptions options = {0};
REDIS_OPTIONS_SET_TCP(&options, config.tcp.host, config.tcp.port);
return options;
}
static void test_resp3_push_options(struct config config) {
redisAsyncContext *ac;
redisContext *c;
redisOptions options;
test("We set a default RESP3 handler for redisContext: ");
options = get_redis_tcp_options(config);
assert((c = redisConnectWithOptions(&options)) != NULL);
test_cond(c->push_cb != NULL);
redisFree(c);
test("We don't set a default RESP3 push handler for redisAsyncContext: ");
options = get_redis_tcp_options(config);
assert((ac = redisAsyncConnectWithOptions(&options)) != NULL);
test_cond(ac->c.push_cb == NULL);
redisAsyncFree(ac);
test("Our REDIS_OPT_NO_PUSH_AUTOFREE flag works: ");
options = get_redis_tcp_options(config);
options.options |= REDIS_OPT_NO_PUSH_AUTOFREE;
assert((c = redisConnectWithOptions(&options)) != NULL);
test_cond(c->push_cb == NULL);
redisFree(c);
test("We can use redisOptions to set a custom PUSH handler for redisContext: ");
options = get_redis_tcp_options(config);
options.push_cb = push_handler;
assert((c = redisConnectWithOptions(&options)) != NULL);
test_cond(c->push_cb == push_handler);
redisFree(c);
test("We can use redisOptions to set a custom PUSH handler for redisAsyncContext: ");
options = get_redis_tcp_options(config);
options.async_push_cb = push_handler_async;
assert((ac = redisAsyncConnectWithOptions(&options)) != NULL);
test_cond(ac->push_cb == push_handler_async);
redisAsyncFree(ac);
}
void free_privdata(void *privdata) {
struct privdata *data = privdata;
data->dtor_counter++;
}
static void test_privdata_hooks(struct config config) {
struct privdata data = {0};
redisOptions options;
redisContext *c;
test("We can use redisOptions to set privdata: ");
options = get_redis_tcp_options(config);
REDIS_OPTIONS_SET_PRIVDATA(&options, &data, free_privdata);
assert((c = redisConnectWithOptions(&options)) != NULL);
test_cond(c->privdata == &data);
test("Our privdata destructor fires when we free the context: ");
redisFree(c);
test_cond(data.dtor_counter == 1);
}
static void test_blocking_connection(struct config config) {
redisContext *c;
redisReply *reply;
int major;
c = do_connect(config);
test("Is able to deliver commands: ");
reply = redisCommand(c,"PING");
test_cond(reply->type == REDIS_REPLY_STATUS &&
strcasecmp(reply->str,"pong") == 0)
freeReplyObject(reply);
test("Is a able to send commands verbatim: ");
reply = redisCommand(c,"SET foo bar");
test_cond (reply->type == REDIS_REPLY_STATUS &&
strcasecmp(reply->str,"ok") == 0)
freeReplyObject(reply);
test("%%s String interpolation works: ");
reply = redisCommand(c,"SET %s %s","foo","hello world");
freeReplyObject(reply);
reply = redisCommand(c,"GET foo");
test_cond(reply->type == REDIS_REPLY_STRING &&
strcmp(reply->str,"hello world") == 0);
freeReplyObject(reply);
test("%%b String interpolation works: ");
reply = redisCommand(c,"SET %b %b","foo",(size_t)3,"hello\x00world",(size_t)11);
freeReplyObject(reply);
reply = redisCommand(c,"GET foo");
test_cond(reply->type == REDIS_REPLY_STRING &&
memcmp(reply->str,"hello\x00world",11) == 0)
test("Binary reply length is correct: ");
test_cond(reply->len == 11)
freeReplyObject(reply);
test("Can parse nil replies: ");
reply = redisCommand(c,"GET nokey");
test_cond(reply->type == REDIS_REPLY_NIL)
freeReplyObject(reply);
/* test 7 */
test("Can parse integer replies: ");
reply = redisCommand(c,"INCR mycounter");
test_cond(reply->type == REDIS_REPLY_INTEGER && reply->integer == 1)
freeReplyObject(reply);
test("Can parse multi bulk replies: ");
freeReplyObject(redisCommand(c,"LPUSH mylist foo"));
freeReplyObject(redisCommand(c,"LPUSH mylist bar"));
reply = redisCommand(c,"LRANGE mylist 0 -1");
test_cond(reply->type == REDIS_REPLY_ARRAY &&
reply->elements == 2 &&
!memcmp(reply->element[0]->str,"bar",3) &&
!memcmp(reply->element[1]->str,"foo",3))
freeReplyObject(reply);
/* m/e with multi bulk reply *before* other reply.
* specifically test ordering of reply items to parse. */
test("Can handle nested multi bulk replies: ");
freeReplyObject(redisCommand(c,"MULTI"));
freeReplyObject(redisCommand(c,"LRANGE mylist 0 -1"));
freeReplyObject(redisCommand(c,"PING"));
reply = (redisCommand(c,"EXEC"));
test_cond(reply->type == REDIS_REPLY_ARRAY &&
reply->elements == 2 &&
reply->element[0]->type == REDIS_REPLY_ARRAY &&
reply->element[0]->elements == 2 &&
!memcmp(reply->element[0]->element[0]->str,"bar",3) &&
!memcmp(reply->element[0]->element[1]->str,"foo",3) &&
reply->element[1]->type == REDIS_REPLY_STATUS &&
strcasecmp(reply->element[1]->str,"pong") == 0);
freeReplyObject(reply);
test("Send command by passing argc/argv: ");
const char *argv[3] = {"SET", "foo", "bar"};
size_t argvlen[3] = {3, 3, 3};
reply = redisCommandArgv(c,3,argv,argvlen);
test_cond(reply->type == REDIS_REPLY_STATUS);
freeReplyObject(reply);
/* Make sure passing NULL to redisGetReply is safe */
test("Can pass NULL to redisGetReply: ");
assert(redisAppendCommand(c, "PING") == REDIS_OK);
test_cond(redisGetReply(c, NULL) == REDIS_OK);
get_redis_version(c, &major, NULL);
if (major == 6) test_resp3_push_handler(c);
test_resp3_push_options(config);
test_privdata_hooks(config);
disconnect(c, 0);
}
/* Send DEBUG SLEEP 0 to detect if we have this command */
static int detect_debug_sleep(redisContext *c) {
int detected;
redisReply *reply = redisCommand(c, "DEBUG SLEEP 0\r\n");
if (reply == NULL || c->err) {
const char *cause = c->err ? c->errstr : "(none)";
fprintf(stderr, "Error testing for DEBUG SLEEP (Redis error: %s), exiting\n", cause);
exit(-1);
}
detected = reply->type == REDIS_REPLY_STATUS;
freeReplyObject(reply);
return detected;
}
static void test_blocking_connection_timeouts(struct config config) {
redisContext *c;
redisReply *reply;
ssize_t s;
const char *sleep_cmd = "DEBUG SLEEP 3\r\n";
struct timeval tv;
c = do_connect(config);
test("Successfully completes a command when the timeout is not exceeded: ");
reply = redisCommand(c,"SET foo fast");
freeReplyObject(reply);
tv.tv_sec = 0;
tv.tv_usec = 10000;
redisSetTimeout(c, tv);
reply = redisCommand(c, "GET foo");
test_cond(reply != NULL && reply->type == REDIS_REPLY_STRING && memcmp(reply->str, "fast", 4) == 0);
freeReplyObject(reply);
disconnect(c, 0);
c = do_connect(config);
test("Does not return a reply when the command times out: ");
if (detect_debug_sleep(c)) {
redisAppendFormattedCommand(c, sleep_cmd, strlen(sleep_cmd));
// flush connection buffer without waiting for the reply
s = c->funcs->write(c);
assert(s == (ssize_t)sdslen(c->obuf));
sdsfree(c->obuf);
c->obuf = sdsempty();
tv.tv_sec = 0;
tv.tv_usec = 10000;
redisSetTimeout(c, tv);
reply = redisCommand(c, "GET foo");
#ifndef _WIN32
test_cond(s > 0 && reply == NULL && c->err == REDIS_ERR_IO &&
strcmp(c->errstr, "Resource temporarily unavailable") == 0);
#else
test_cond(s > 0 && reply == NULL && c->err == REDIS_ERR_TIMEOUT &&
strcmp(c->errstr, "recv timeout") == 0);
#endif
freeReplyObject(reply);
// wait for the DEBUG SLEEP to complete so that Redis server is unblocked for the following tests
millisleep(3000);
} else {
test_skipped();
}
test("Reconnect properly reconnects after a timeout: ");
do_reconnect(c, config);
reply = redisCommand(c, "PING");
test_cond(reply != NULL && reply->type == REDIS_REPLY_STATUS && strcmp(reply->str, "PONG") == 0);
freeReplyObject(reply);
test("Reconnect properly uses owned parameters: ");
config.tcp.host = "foo";
config.unix_sock.path = "foo";
do_reconnect(c, config);
reply = redisCommand(c, "PING");
test_cond(reply != NULL && reply->type == REDIS_REPLY_STATUS && strcmp(reply->str, "PONG") == 0);
freeReplyObject(reply);
disconnect(c, 0);
}
static void test_blocking_io_errors(struct config config) {
redisContext *c;
redisReply *reply;
void *_reply;
int major, minor;
/* Connect to target given by config. */
c = do_connect(config);
get_redis_version(c, &major, &minor);
test("Returns I/O error when the connection is lost: ");
reply = redisCommand(c,"QUIT");
if (major > 2 || (major == 2 && minor > 0)) {
/* > 2.0 returns OK on QUIT and read() should be issued once more
* to know the descriptor is at EOF. */
test_cond(strcasecmp(reply->str,"OK") == 0 &&
redisGetReply(c,&_reply) == REDIS_ERR);
freeReplyObject(reply);
} else {
test_cond(reply == NULL);
}
#ifndef _WIN32
/* On 2.0, QUIT will cause the connection to be closed immediately and
* the read(2) for the reply on QUIT will set the error to EOF.
* On >2.0, QUIT will return with OK and another read(2) needed to be
* issued to find out the socket was closed by the server. In both
* conditions, the error will be set to EOF. */
assert(c->err == REDIS_ERR_EOF &&
strcmp(c->errstr,"Server closed the connection") == 0);
#endif
redisFree(c);
c = do_connect(config);
test("Returns I/O error on socket timeout: ");
struct timeval tv = { 0, 1000 };
assert(redisSetTimeout(c,tv) == REDIS_OK);
int respcode = redisGetReply(c,&_reply);
#ifndef _WIN32
test_cond(respcode == REDIS_ERR && c->err == REDIS_ERR_IO && errno == EAGAIN);
#else
test_cond(respcode == REDIS_ERR && c->err == REDIS_ERR_TIMEOUT);
#endif
redisFree(c);
}
static void test_invalid_timeout_errors(struct config config) {
redisContext *c;
test("Set error when an invalid timeout usec value is used during connect: ");
config.connect_timeout.tv_sec = 0;
config.connect_timeout.tv_usec = 10000001;
if (config.type == CONN_TCP || config.type == CONN_SSL) {
c = redisConnectWithTimeout(config.tcp.host, config.tcp.port, config.connect_timeout);
} else if(config.type == CONN_UNIX) {
c = redisConnectUnixWithTimeout(config.unix_sock.path, config.connect_timeout);
} else {
assert(NULL);
}
test_cond(c->err == REDIS_ERR_IO && strcmp(c->errstr, "Invalid timeout specified") == 0);
redisFree(c);
test("Set error when an invalid timeout sec value is used during connect: ");
config.connect_timeout.tv_sec = (((LONG_MAX) - 999) / 1000) + 1;
config.connect_timeout.tv_usec = 0;
if (config.type == CONN_TCP || config.type == CONN_SSL) {
c = redisConnectWithTimeout(config.tcp.host, config.tcp.port, config.connect_timeout);
} else if(config.type == CONN_UNIX) {
c = redisConnectUnixWithTimeout(config.unix_sock.path, config.connect_timeout);
} else {
assert(NULL);
}
test_cond(c->err == REDIS_ERR_IO && strcmp(c->errstr, "Invalid timeout specified") == 0);
redisFree(c);
}
/* Wrap malloc to abort on failure so OOM checks don't make the test logic
* harder to follow. */
void *hi_malloc_safe(size_t size) {
void *ptr = hi_malloc(size);
if (ptr == NULL) {
fprintf(stderr, "Error: Out of memory\n");
exit(-1);
}
return ptr;
}
static void test_throughput(struct config config) {
redisContext *c = do_connect(config);
redisReply **replies;
int i, num;
long long t1, t2;
test("Throughput:\n");
for (i = 0; i < 500; i++)
freeReplyObject(redisCommand(c,"LPUSH mylist foo"));
num = 1000;
replies = hi_malloc_safe(sizeof(redisReply*)*num);
t1 = usec();
for (i = 0; i < num; i++) {
replies[i] = redisCommand(c,"PING");
assert(replies[i] != NULL && replies[i]->type == REDIS_REPLY_STATUS);
}
t2 = usec();
for (i = 0; i < num; i++) freeReplyObject(replies[i]);
hi_free(replies);
printf("\t(%dx PING: %.3fs)\n", num, (t2-t1)/1000000.0);
replies = hi_malloc_safe(sizeof(redisReply*)*num);
t1 = usec();
for (i = 0; i < num; i++) {
replies[i] = redisCommand(c,"LRANGE mylist 0 499");
assert(replies[i] != NULL && replies[i]->type == REDIS_REPLY_ARRAY);
assert(replies[i] != NULL && replies[i]->elements == 500);
}
t2 = usec();
for (i = 0; i < num; i++) freeReplyObject(replies[i]);
hi_free(replies);
printf("\t(%dx LRANGE with 500 elements: %.3fs)\n", num, (t2-t1)/1000000.0);
replies = hi_malloc_safe(sizeof(redisReply*)*num);
t1 = usec();
for (i = 0; i < num; i++) {
replies[i] = redisCommand(c, "INCRBY incrkey %d", 1000000);
assert(replies[i] != NULL && replies[i]->type == REDIS_REPLY_INTEGER);
}
t2 = usec();
for (i = 0; i < num; i++) freeReplyObject(replies[i]);
hi_free(replies);
printf("\t(%dx INCRBY: %.3fs)\n", num, (t2-t1)/1000000.0);
num = 10000;
replies = hi_malloc_safe(sizeof(redisReply*)*num);
for (i = 0; i < num; i++)
redisAppendCommand(c,"PING");
t1 = usec();
for (i = 0; i < num; i++) {
assert(redisGetReply(c, (void*)&replies[i]) == REDIS_OK);
assert(replies[i] != NULL && replies[i]->type == REDIS_REPLY_STATUS);
}
t2 = usec();
for (i = 0; i < num; i++) freeReplyObject(replies[i]);
hi_free(replies);
printf("\t(%dx PING (pipelined): %.3fs)\n", num, (t2-t1)/1000000.0);
replies = hi_malloc_safe(sizeof(redisReply*)*num);
for (i = 0; i < num; i++)
redisAppendCommand(c,"LRANGE mylist 0 499");
t1 = usec();
for (i = 0; i < num; i++) {
assert(redisGetReply(c, (void*)&replies[i]) == REDIS_OK);
assert(replies[i] != NULL && replies[i]->type == REDIS_REPLY_ARRAY);
assert(replies[i] != NULL && replies[i]->elements == 500);
}
t2 = usec();
for (i = 0; i < num; i++) freeReplyObject(replies[i]);
hi_free(replies);
printf("\t(%dx LRANGE with 500 elements (pipelined): %.3fs)\n", num, (t2-t1)/1000000.0);
replies = hi_malloc_safe(sizeof(redisReply*)*num);
for (i = 0; i < num; i++)
redisAppendCommand(c,"INCRBY incrkey %d", 1000000);
t1 = usec();
for (i = 0; i < num; i++) {
assert(redisGetReply(c, (void*)&replies[i]) == REDIS_OK);
assert(replies[i] != NULL && replies[i]->type == REDIS_REPLY_INTEGER);
}
t2 = usec();
for (i = 0; i < num; i++) freeReplyObject(replies[i]);
hi_free(replies);
printf("\t(%dx INCRBY (pipelined): %.3fs)\n", num, (t2-t1)/1000000.0);
disconnect(c, 0);
}
// static long __test_callback_flags = 0;
// static void __test_callback(redisContext *c, void *privdata) {
// ((void)c);
// /* Shift to detect execution order */
// __test_callback_flags <<= 8;
// __test_callback_flags |= (long)privdata;
// }
//
// static void __test_reply_callback(redisContext *c, redisReply *reply, void *privdata) {
// ((void)c);
// /* Shift to detect execution order */
// __test_callback_flags <<= 8;
// __test_callback_flags |= (long)privdata;
// if (reply) freeReplyObject(reply);
// }
//
// static redisContext *__connect_nonblock() {
// /* Reset callback flags */
// __test_callback_flags = 0;
// return redisConnectNonBlock("127.0.0.1", port, NULL);
// }
//
// static void test_nonblocking_connection() {
// redisContext *c;
// int wdone = 0;
//
// test("Calls command callback when command is issued: ");
// c = __connect_nonblock();
// redisSetCommandCallback(c,__test_callback,(void*)1);
// redisCommand(c,"PING");
// test_cond(__test_callback_flags == 1);
// redisFree(c);
//
// test("Calls disconnect callback on redisDisconnect: ");
// c = __connect_nonblock();
// redisSetDisconnectCallback(c,__test_callback,(void*)2);
// redisDisconnect(c);
// test_cond(__test_callback_flags == 2);
// redisFree(c);
//
// test("Calls disconnect callback and free callback on redisFree: ");
// c = __connect_nonblock();
// redisSetDisconnectCallback(c,__test_callback,(void*)2);
// redisSetFreeCallback(c,__test_callback,(void*)4);
// redisFree(c);
// test_cond(__test_callback_flags == ((2 << 8) | 4));
//
// test("redisBufferWrite against empty write buffer: ");
// c = __connect_nonblock();
// test_cond(redisBufferWrite(c,&wdone) == REDIS_OK && wdone == 1);
// redisFree(c);
//
// test("redisBufferWrite against not yet connected fd: ");
// c = __connect_nonblock();
// redisCommand(c,"PING");
// test_cond(redisBufferWrite(c,NULL) == REDIS_ERR &&
// strncmp(c->error,"write:",6) == 0);
// redisFree(c);
//
// test("redisBufferWrite against closed fd: ");
// c = __connect_nonblock();
// redisCommand(c,"PING");
// redisDisconnect(c);
// test_cond(redisBufferWrite(c,NULL) == REDIS_ERR &&
// strncmp(c->error,"write:",6) == 0);
// redisFree(c);
//
// test("Process callbacks in the right sequence: ");
// c = __connect_nonblock();
// redisCommandWithCallback(c,__test_reply_callback,(void*)1,"PING");
// redisCommandWithCallback(c,__test_reply_callback,(void*)2,"PING");
// redisCommandWithCallback(c,__test_reply_callback,(void*)3,"PING");
//
// /* Write output buffer */
// wdone = 0;
// while(!wdone) {
// usleep(500);
// redisBufferWrite(c,&wdone);
// }
//
// /* Read until at least one callback is executed (the 3 replies will
// * arrive in a single packet, causing all callbacks to be executed in
// * a single pass). */
// while(__test_callback_flags == 0) {
// assert(redisBufferRead(c) == REDIS_OK);
// redisProcessCallbacks(c);
// }
// test_cond(__test_callback_flags == 0x010203);
// redisFree(c);
//
// test("redisDisconnect executes pending callbacks with NULL reply: ");
// c = __connect_nonblock();
// redisSetDisconnectCallback(c,__test_callback,(void*)1);
// redisCommandWithCallback(c,__test_reply_callback,(void*)2,"PING");
// redisDisconnect(c);
// test_cond(__test_callback_flags == 0x0201);
// redisFree(c);
// }
#ifdef HIREDIS_TEST_ASYNC
#pragma GCC diagnostic ignored "-Woverlength-strings" /* required on gcc 4.8.x due to assert statements */
struct event_base *base;
typedef struct TestState {
redisOptions *options;
int checkpoint;
int resp3;
int disconnect;
} TestState;
/* Helper to disconnect and stop event loop */
void async_disconnect(redisAsyncContext *ac) {
redisAsyncDisconnect(ac);
event_base_loopbreak(base);
}
/* Testcase timeout, will trigger a failure */
void timeout_cb(int fd, short event, void *arg) {
(void) fd; (void) event; (void) arg;
printf("Timeout in async testing!\n");
exit(1);
}
/* Unexpected call, will trigger a failure */
void unexpected_cb(redisAsyncContext *ac, void *r, void *privdata) {
(void) ac; (void) r;
printf("Unexpected call: %s\n",(char*)privdata);
exit(1);
}
/* Helper function to publish a message via own client. */
void publish_msg(redisOptions *options, const char* channel, const char* msg) {
redisContext *c = redisConnectWithOptions(options);
assert(c != NULL);
redisReply *reply = redisCommand(c,"PUBLISH %s %s",channel,msg);
assert(reply->type == REDIS_REPLY_INTEGER && reply->integer == 1);
freeReplyObject(reply);
disconnect(c, 0);
}
/* Expect a reply of type INTEGER */
void integer_cb(redisAsyncContext *ac, void *r, void *privdata) {
redisReply *reply = r;
TestState *state = privdata;
assert(reply != NULL && reply->type == REDIS_REPLY_INTEGER);
state->checkpoint++;
if (state->disconnect) async_disconnect(ac);
}
/* Subscribe callback for test_pubsub_handling and test_pubsub_handling_resp3:
* - a published message triggers an unsubscribe
* - a command is sent before the unsubscribe response is received. */
void subscribe_cb(redisAsyncContext *ac, void *r, void *privdata) {
redisReply *reply = r;
TestState *state = privdata;
assert(reply != NULL &&
reply->type == (state->resp3 ? REDIS_REPLY_PUSH : REDIS_REPLY_ARRAY) &&
reply->elements == 3);
if (strcmp(reply->element[0]->str,"subscribe") == 0) {
assert(strcmp(reply->element[1]->str,"mychannel") == 0 &&
reply->element[2]->str == NULL);
publish_msg(state->options,"mychannel","Hello!");
} else if (strcmp(reply->element[0]->str,"message") == 0) {
assert(strcmp(reply->element[1]->str,"mychannel") == 0 &&
strcmp(reply->element[2]->str,"Hello!") == 0);
state->checkpoint++;
/* Unsubscribe after receiving the published message. Send unsubscribe
* which should call the callback registered during subscribe */
redisAsyncCommand(ac,unexpected_cb,
(void*)"unsubscribe should call subscribe_cb()",
"unsubscribe");
/* Send a regular command after unsubscribing, then disconnect */
state->disconnect = 1;
redisAsyncCommand(ac,integer_cb,state,"LPUSH mylist foo");
} else if (strcmp(reply->element[0]->str,"unsubscribe") == 0) {
assert(strcmp(reply->element[1]->str,"mychannel") == 0 &&
reply->element[2]->str == NULL);
} else {
printf("Unexpected pubsub command: %s\n", reply->element[0]->str);
exit(1);
}
}
/* Expect a reply of type ARRAY */
void array_cb(redisAsyncContext *ac, void *r, void *privdata) {
redisReply *reply = r;
TestState *state = privdata;
assert(reply != NULL && reply->type == REDIS_REPLY_ARRAY);
state->checkpoint++;
if (state->disconnect) async_disconnect(ac);
}
/* Expect a NULL reply */
void null_cb(redisAsyncContext *ac, void *r, void *privdata) {
(void) ac;
assert(r == NULL);
TestState *state = privdata;
state->checkpoint++;
}
static void test_pubsub_handling(struct config config) {
test("Subscribe, handle published message and unsubscribe: ");
/* Setup event dispatcher with a testcase timeout */
base = event_base_new();
struct event *timeout = evtimer_new(base, timeout_cb, NULL);
assert(timeout != NULL);
evtimer_assign(timeout,base,timeout_cb,NULL);
struct timeval timeout_tv = {.tv_sec = 10};
evtimer_add(timeout, &timeout_tv);
/* Connect */
redisOptions options = get_redis_tcp_options(config);
redisAsyncContext *ac = redisAsyncConnectWithOptions(&options);
assert(ac != NULL && ac->err == 0);
redisLibeventAttach(ac,base);
/* Start subscribe */
TestState state = {.options = &options};
redisAsyncCommand(ac,subscribe_cb,&state,"subscribe mychannel");
/* Make sure non-subscribe commands are handled */
redisAsyncCommand(ac,array_cb,&state,"PING");
/* Start event dispatching loop */
test_cond(event_base_dispatch(base) == 0);
event_free(timeout);
event_base_free(base);
/* Verify test checkpoints */
assert(state.checkpoint == 3);
}
/* Unexpected push message, will trigger a failure */
void unexpected_push_cb(redisAsyncContext *ac, void *r) {
(void) ac; (void) r;
printf("Unexpected call to the PUSH callback!\n");
exit(1);
}
static void test_pubsub_handling_resp3(struct config config) {
test("Subscribe, handle published message and unsubscribe using RESP3: ");
/* Setup event dispatcher with a testcase timeout */
base = event_base_new();
struct event *timeout = evtimer_new(base, timeout_cb, NULL);
assert(timeout != NULL);
evtimer_assign(timeout,base,timeout_cb,NULL);
struct timeval timeout_tv = {.tv_sec = 10};
evtimer_add(timeout, &timeout_tv);
/* Connect */
redisOptions options = get_redis_tcp_options(config);
redisAsyncContext *ac = redisAsyncConnectWithOptions(&options);
assert(ac != NULL && ac->err == 0);
redisLibeventAttach(ac,base);
/* Not expecting any push messages in this test */
redisAsyncSetPushCallback(ac, unexpected_push_cb);
/* Switch protocol */
redisAsyncCommand(ac,NULL,NULL,"HELLO 3");
/* Start subscribe */
TestState state = {.options = &options, .resp3 = 1};
redisAsyncCommand(ac,subscribe_cb,&state,"subscribe mychannel");
/* Make sure non-subscribe commands are handled in RESP3 */
redisAsyncCommand(ac,integer_cb,&state,"LPUSH mylist foo");
redisAsyncCommand(ac,integer_cb,&state,"LPUSH mylist foo");
redisAsyncCommand(ac,integer_cb,&state,"LPUSH mylist foo");
/* Handle an array with 3 elements as a non-subscribe command */
redisAsyncCommand(ac,array_cb,&state,"LRANGE mylist 0 2");
/* Start event dispatching loop */
test_cond(event_base_dispatch(base) == 0);
event_free(timeout);
event_base_free(base);
/* Verify test checkpoints */
assert(state.checkpoint == 6);
}
/* Subscribe callback for test_command_timeout_during_pubsub:
* - a subscribe response triggers a published message
* - the published message triggers a command that times out
* - the command timeout triggers a disconnect */
void subscribe_with_timeout_cb(redisAsyncContext *ac, void *r, void *privdata) {
redisReply *reply = r;
TestState *state = privdata;
/* The non-clean disconnect should trigger the
* subscription callback with a NULL reply. */
if (reply == NULL) {
state->checkpoint++;
event_base_loopbreak(base);
return;
}
assert(reply->type == (state->resp3 ? REDIS_REPLY_PUSH : REDIS_REPLY_ARRAY) &&
reply->elements == 3);
if (strcmp(reply->element[0]->str,"subscribe") == 0) {
assert(strcmp(reply->element[1]->str,"mychannel") == 0 &&
reply->element[2]->str == NULL);
publish_msg(state->options,"mychannel","Hello!");
state->checkpoint++;
} else if (strcmp(reply->element[0]->str,"message") == 0) {
assert(strcmp(reply->element[1]->str,"mychannel") == 0 &&
strcmp(reply->element[2]->str,"Hello!") == 0);
state->checkpoint++;
/* Send a command that will trigger a timeout */
redisAsyncCommand(ac,null_cb,state,"DEBUG SLEEP 3");
redisAsyncCommand(ac,null_cb,state,"LPUSH mylist foo");
} else {
printf("Unexpected pubsub command: %s\n", reply->element[0]->str);
exit(1);
}
}
static void test_command_timeout_during_pubsub(struct config config) {
test("Command timeout during Pub/Sub: ");
/* Setup event dispatcher with a testcase timeout */
base = event_base_new();
struct event *timeout = evtimer_new(base,timeout_cb,NULL);
assert(timeout != NULL);
evtimer_assign(timeout,base,timeout_cb,NULL);
struct timeval timeout_tv = {.tv_sec = 10};
evtimer_add(timeout,&timeout_tv);
/* Connect */
redisOptions options = get_redis_tcp_options(config);
redisAsyncContext *ac = redisAsyncConnectWithOptions(&options);
assert(ac != NULL && ac->err == 0);
redisLibeventAttach(ac,base);
/* Configure a command timout */
struct timeval command_timeout = {.tv_sec = 2};
redisAsyncSetTimeout(ac,command_timeout);
/* Not expecting any push messages in this test */
redisAsyncSetPushCallback(ac,unexpected_push_cb);
/* Switch protocol */
redisAsyncCommand(ac,NULL,NULL,"HELLO 3");
/* Start subscribe */
TestState state = {.options = &options, .resp3 = 1};
redisAsyncCommand(ac,subscribe_with_timeout_cb,&state,"subscribe mychannel");
/* Start event dispatching loop */
assert(event_base_dispatch(base) == 0);
event_free(timeout);
event_base_free(base);
/* Verify test checkpoints */
test_cond(state.checkpoint == 5);
}
/* Subscribe callback for test_pubsub_multiple_channels */
void subscribe_channel_a_cb(redisAsyncContext *ac, void *r, void *privdata) {
redisReply *reply = r;
TestState *state = privdata;
assert(reply != NULL && reply->type == REDIS_REPLY_ARRAY &&
reply->elements == 3);
if (strcmp(reply->element[0]->str,"subscribe") == 0) {
assert(strcmp(reply->element[1]->str,"A") == 0);
publish_msg(state->options,"A","Hello!");
state->checkpoint++;
} else if (strcmp(reply->element[0]->str,"message") == 0) {
assert(strcmp(reply->element[1]->str,"A") == 0 &&
strcmp(reply->element[2]->str,"Hello!") == 0);
state->checkpoint++;
/* Unsubscribe to channels, including channel X & Z which we don't subscribe to */
redisAsyncCommand(ac,unexpected_cb,
(void*)"unsubscribe should not call unexpected_cb()",
"unsubscribe B X A A Z");
/* Unsubscribe to patterns, none which we subscribe to */
redisAsyncCommand(ac,unexpected_cb,
(void*)"punsubscribe should not call unexpected_cb()",
"punsubscribe");
/* Send a regular command after unsubscribing, then disconnect */
state->disconnect = 1;
redisAsyncCommand(ac,integer_cb,state,"LPUSH mylist foo");
} else if (strcmp(reply->element[0]->str,"unsubscribe") == 0) {
assert(strcmp(reply->element[1]->str,"A") == 0);
state->checkpoint++;
} else {
printf("Unexpected pubsub command: %s\n", reply->element[0]->str);
exit(1);
}
}
/* Subscribe callback for test_pubsub_multiple_channels */
void subscribe_channel_b_cb(redisAsyncContext *ac, void *r, void *privdata) {
redisReply *reply = r;
TestState *state = privdata;
(void)ac;
assert(reply != NULL && reply->type == REDIS_REPLY_ARRAY &&
reply->elements == 3);
if (strcmp(reply->element[0]->str,"subscribe") == 0) {
assert(strcmp(reply->element[1]->str,"B") == 0);
state->checkpoint++;
} else if (strcmp(reply->element[0]->str,"unsubscribe") == 0) {
assert(strcmp(reply->element[1]->str,"B") == 0);
state->checkpoint++;
} else {
printf("Unexpected pubsub command: %s\n", reply->element[0]->str);
exit(1);
}
}
/* Test handling of multiple channels
* - subscribe to channel A and B
* - a published message on A triggers an unsubscribe of channel B, X, A and Z
* where channel X and Z are not subscribed to.
* - the published message also triggers an unsubscribe to patterns. Since no
* pattern is subscribed to the responded pattern element type is NIL.
* - a command sent after unsubscribe triggers a disconnect */
static void test_pubsub_multiple_channels(struct config config) {
test("Subscribe to multiple channels: ");
/* Setup event dispatcher with a testcase timeout */
base = event_base_new();
struct event *timeout = evtimer_new(base,timeout_cb,NULL);
assert(timeout != NULL);
evtimer_assign(timeout,base,timeout_cb,NULL);
struct timeval timeout_tv = {.tv_sec = 10};
evtimer_add(timeout,&timeout_tv);
/* Connect */
redisOptions options = get_redis_tcp_options(config);
redisAsyncContext *ac = redisAsyncConnectWithOptions(&options);
assert(ac != NULL && ac->err == 0);
redisLibeventAttach(ac,base);
/* Not expecting any push messages in this test */
redisAsyncSetPushCallback(ac,unexpected_push_cb);
/* Start subscribing to two channels */
TestState state = {.options = &options};
redisAsyncCommand(ac,subscribe_channel_a_cb,&state,"subscribe A");
redisAsyncCommand(ac,subscribe_channel_b_cb,&state,"subscribe B");
/* Start event dispatching loop */
assert(event_base_dispatch(base) == 0);
event_free(timeout);
event_base_free(base);
/* Verify test checkpoints */
test_cond(state.checkpoint == 6);
}
/* Command callback for test_monitor() */
void monitor_cb(redisAsyncContext *ac, void *r, void *privdata) {
redisReply *reply = r;
TestState *state = privdata;
/* NULL reply is received when BYE triggers a disconnect. */
if (reply == NULL) {
event_base_loopbreak(base);
return;
}
assert(reply != NULL && reply->type == REDIS_REPLY_STATUS);
state->checkpoint++;
if (state->checkpoint == 1) {
/* Response from MONITOR */
redisContext *c = redisConnectWithOptions(state->options);
assert(c != NULL);
redisReply *reply = redisCommand(c,"SET first 1");
assert(reply->type == REDIS_REPLY_STATUS);
freeReplyObject(reply);
redisFree(c);
} else if (state->checkpoint == 2) {
/* Response for monitored command 'SET first 1' */
assert(strstr(reply->str,"first") != NULL);
redisContext *c = redisConnectWithOptions(state->options);
assert(c != NULL);
redisReply *reply = redisCommand(c,"SET second 2");
assert(reply->type == REDIS_REPLY_STATUS);
freeReplyObject(reply);
redisFree(c);
} else if (state->checkpoint == 3) {
/* Response for monitored command 'SET second 2' */
assert(strstr(reply->str,"second") != NULL);
/* Send QUIT to disconnect */
redisAsyncCommand(ac,NULL,NULL,"QUIT");
}
}
/* Test handling of the monitor command
* - sends MONITOR to enable monitoring.
* - sends SET commands via separate clients to be monitored.
* - sends QUIT to stop monitoring and disconnect. */
static void test_monitor(struct config config) {
test("Enable monitoring: ");
/* Setup event dispatcher with a testcase timeout */
base = event_base_new();
struct event *timeout = evtimer_new(base, timeout_cb, NULL);
assert(timeout != NULL);
evtimer_assign(timeout,base,timeout_cb,NULL);
struct timeval timeout_tv = {.tv_sec = 10};
evtimer_add(timeout, &timeout_tv);
/* Connect */
redisOptions options = get_redis_tcp_options(config);
redisAsyncContext *ac = redisAsyncConnectWithOptions(&options);
assert(ac != NULL && ac->err == 0);
redisLibeventAttach(ac,base);
/* Not expecting any push messages in this test */
redisAsyncSetPushCallback(ac,unexpected_push_cb);
/* Start monitor */
TestState state = {.options = &options};
redisAsyncCommand(ac,monitor_cb,&state,"monitor");
/* Start event dispatching loop */
test_cond(event_base_dispatch(base) == 0);
event_free(timeout);
event_base_free(base);
/* Verify test checkpoints */
assert(state.checkpoint == 3);
}
#endif /* HIREDIS_TEST_ASYNC */
/* tests for async api using polling adapter, requires no extra libraries*/
/* enum for the test cases, the callbacks have different logic based on them */
typedef enum astest_no
{
ASTEST_CONNECT=0,
ASTEST_CONN_TIMEOUT,
ASTEST_PINGPONG,
ASTEST_PINGPONG_TIMEOUT,
ASTEST_ISSUE_931,
ASTEST_ISSUE_931_PING
}astest_no;
/* a static context for the async tests */
struct _astest {
redisAsyncContext *ac;
astest_no testno;
int counter;
int connects;
int connect_status;
int disconnects;
int pongs;
int disconnect_status;
int connected;
int err;
char errstr[256];
};
static struct _astest astest;
/* async callbacks */
static void asCleanup(void* data)
{
struct _astest *t = (struct _astest *)data;
t->ac = NULL;
}
static void commandCallback(struct redisAsyncContext *ac, void* _reply, void* _privdata);
static void connectCallback(redisAsyncContext *c, int status) {
struct _astest *t = (struct _astest *)c->data;
assert(t == &astest);
assert(t->connects == 0);
t->err = c->err;
strcpy(t->errstr, c->errstr);
t->connects++;
t->connect_status = status;
t->connected = status == REDIS_OK ? 1 : -1;
if (t->testno == ASTEST_ISSUE_931) {
/* disconnect again */
redisAsyncDisconnect(c);
}
else if (t->testno == ASTEST_ISSUE_931_PING)
{
redisAsyncCommand(c, commandCallback, NULL, "PING");
}
}
static void disconnectCallback(const redisAsyncContext *c, int status) {
assert(c->data == (void*)&astest);
assert(astest.disconnects == 0);
astest.err = c->err;
strcpy(astest.errstr, c->errstr);
astest.disconnects++;
astest.disconnect_status = status;
astest.connected = 0;
}
static void commandCallback(struct redisAsyncContext *ac, void* _reply, void* _privdata)
{
redisReply *reply = (redisReply*)_reply;
struct _astest *t = (struct _astest *)ac->data;
assert(t == &astest);
(void)_privdata;
t->err = ac->err;
strcpy(t->errstr, ac->errstr);
t->counter++;
if (t->testno == ASTEST_PINGPONG ||t->testno == ASTEST_ISSUE_931_PING)
{
assert(reply != NULL && reply->type == REDIS_REPLY_STATUS && strcmp(reply->str, "PONG") == 0);
t->pongs++;
redisAsyncFree(ac);
}
if (t->testno == ASTEST_PINGPONG_TIMEOUT)
{
/* two ping pongs */
assert(reply != NULL && reply->type == REDIS_REPLY_STATUS && strcmp(reply->str, "PONG") == 0);
t->pongs++;
if (t->counter == 1) {
int status = redisAsyncCommand(ac, commandCallback, NULL, "PING");
assert(status == REDIS_OK);
} else {
redisAsyncFree(ac);
}
}
}
static redisAsyncContext *do_aconnect(struct config config, astest_no testno)
{
redisOptions options = {0};
memset(&astest, 0, sizeof(astest));
astest.testno = testno;
astest.connect_status = astest.disconnect_status = -2;
if (config.type == CONN_TCP) {
options.type = REDIS_CONN_TCP;
options.connect_timeout = &config.connect_timeout;
REDIS_OPTIONS_SET_TCP(&options, config.tcp.host, config.tcp.port);
} else if (config.type == CONN_SSL) {
options.type = REDIS_CONN_TCP;
options.connect_timeout = &config.connect_timeout;
REDIS_OPTIONS_SET_TCP(&options, config.ssl.host, config.ssl.port);
} else if (config.type == CONN_UNIX) {
options.type = REDIS_CONN_UNIX;
options.endpoint.unix_socket = config.unix_sock.path;
} else if (config.type == CONN_FD) {
options.type = REDIS_CONN_USERFD;
/* Create a dummy connection just to get an fd to inherit */
redisContext *dummy_ctx = redisConnectUnix(config.unix_sock.path);
if (dummy_ctx) {
redisFD fd = disconnect(dummy_ctx, 1);
printf("Connecting to inherited fd %d\n", (int)fd);
options.endpoint.fd = fd;
}
}
redisAsyncContext *c = redisAsyncConnectWithOptions(&options);
assert(c);
astest.ac = c;
c->data = &astest;
c->dataCleanup = asCleanup;
redisPollAttach(c);
redisAsyncSetConnectCallbackNC(c, connectCallback);
redisAsyncSetDisconnectCallback(c, disconnectCallback);
return c;
}
static void as_printerr(void) {
printf("Async err %d : %s\n", astest.err, astest.errstr);
}
#define ASASSERT(e) do { \
if (!(e)) \
as_printerr(); \
assert(e); \
} while (0);
static void test_async_polling(struct config config) {
int status;
redisAsyncContext *c;
struct config defaultconfig = config;
test("Async connect: ");
c = do_aconnect(config, ASTEST_CONNECT);
assert(c);
while(astest.connected == 0)
redisPollTick(c, 0.1);
assert(astest.connects == 1);
ASASSERT(astest.connect_status == REDIS_OK);
assert(astest.disconnects == 0);
test_cond(astest.connected == 1);
test("Async free after connect: ");
assert(astest.ac != NULL);
redisAsyncFree(c);
assert(astest.disconnects == 1);
assert(astest.ac == NULL);
test_cond(astest.disconnect_status == REDIS_OK);
if (config.type == CONN_TCP || config.type == CONN_SSL) {
/* timeout can only be simulated with network */
test("Async connect timeout: ");
config.tcp.host = "192.168.254.254"; /* blackhole ip */
config.connect_timeout.tv_usec = 100000;
c = do_aconnect(config, ASTEST_CONN_TIMEOUT);
assert(c);
assert(c->err == 0);
while(astest.connected == 0)
redisPollTick(c, 0.1);
assert(astest.connected == -1);
/*
* freeing should not be done, clearing should have happened.
*redisAsyncFree(c);
*/
assert(astest.ac == NULL);
test_cond(astest.connect_status == REDIS_ERR);
config = defaultconfig;
}
/* Test a ping/pong after connection */
test("Async PING/PONG: ");
c = do_aconnect(config, ASTEST_PINGPONG);
while(astest.connected == 0)
redisPollTick(c, 0.1);
status = redisAsyncCommand(c, commandCallback, NULL, "PING");
assert(status == REDIS_OK);
while(astest.ac)
redisPollTick(c, 0.1);
test_cond(astest.pongs == 1);
/* Test a ping/pong after connection that didn't time out.
* see https://github.com/redis/hiredis/issues/945
*/
if (config.type == CONN_TCP || config.type == CONN_SSL) {
test("Async PING/PONG after connect timeout: ");
config.connect_timeout.tv_usec = 10000; /* 10ms */
c = do_aconnect(config, ASTEST_PINGPONG_TIMEOUT);
while(astest.connected == 0)
redisPollTick(c, 0.1);
/* sleep 0.1 s, allowing old timeout to arrive */
millisleep(10);
status = redisAsyncCommand(c, commandCallback, NULL, "PING");
assert(status == REDIS_OK);
while(astest.ac)
redisPollTick(c, 0.1);
test_cond(astest.pongs == 2);
config = defaultconfig;
}
/* Test disconnect from an on_connect callback
* see https://github.com/redis/hiredis/issues/931
*/
test("Disconnect from onConnected callback (Issue #931): ");
c = do_aconnect(config, ASTEST_ISSUE_931);
while(astest.disconnects == 0)
redisPollTick(c, 0.1);
assert(astest.connected == 0);
assert(astest.connects == 1);
test_cond(astest.disconnects == 1);
/* Test ping/pong from an on_connect callback
* see https://github.com/redis/hiredis/issues/931
*/
test("Ping/Pong from onConnected callback (Issue #931): ");
c = do_aconnect(config, ASTEST_ISSUE_931_PING);
/* connect callback issues ping, reponse callback destroys context */
while(astest.ac)
redisPollTick(c, 0.1);
assert(astest.connected == 0);
assert(astest.connects == 1);
assert(astest.disconnects == 1);
test_cond(astest.pongs == 1);
}
/* End of Async polling_adapter driven tests */
int main(int argc, char **argv) {
struct config cfg = {
.tcp = {
.host = "127.0.0.1",
.port = 6379
},
.unix_sock = {
.path = "/tmp/redis.sock"
}
};
int throughput = 1;
int test_inherit_fd = 1;
int skips_as_fails = 0;
int test_unix_socket;
/* Parse command line options. */
argv++; argc--;
while (argc) {
if (argc >= 2 && !strcmp(argv[0],"-h")) {
argv++; argc--;
cfg.tcp.host = argv[0];
} else if (argc >= 2 && !strcmp(argv[0],"-p")) {
argv++; argc--;
cfg.tcp.port = atoi(argv[0]);
} else if (argc >= 2 && !strcmp(argv[0],"-s")) {
argv++; argc--;
cfg.unix_sock.path = argv[0];
} else if (argc >= 1 && !strcmp(argv[0],"--skip-throughput")) {
throughput = 0;
} else if (argc >= 1 && !strcmp(argv[0],"--skip-inherit-fd")) {
test_inherit_fd = 0;
} else if (argc >= 1 && !strcmp(argv[0],"--skips-as-fails")) {
skips_as_fails = 1;
#ifdef HIREDIS_TEST_SSL
} else if (argc >= 2 && !strcmp(argv[0],"--ssl-port")) {
argv++; argc--;
cfg.ssl.port = atoi(argv[0]);
} else if (argc >= 2 && !strcmp(argv[0],"--ssl-host")) {
argv++; argc--;
cfg.ssl.host = argv[0];
} else if (argc >= 2 && !strcmp(argv[0],"--ssl-ca-cert")) {
argv++; argc--;
cfg.ssl.ca_cert = argv[0];
} else if (argc >= 2 && !strcmp(argv[0],"--ssl-cert")) {
argv++; argc--;
cfg.ssl.cert = argv[0];
} else if (argc >= 2 && !strcmp(argv[0],"--ssl-key")) {
argv++; argc--;
cfg.ssl.key = argv[0];
#endif
} else {
fprintf(stderr, "Invalid argument: %s\n", argv[0]);
exit(1);
}
argv++; argc--;
}
#ifndef _WIN32
/* Ignore broken pipe signal (for I/O error tests). */
signal(SIGPIPE, SIG_IGN);
test_unix_socket = access(cfg.unix_sock.path, F_OK) == 0;
#else
/* Unix sockets don't exist in Windows */
test_unix_socket = 0;
#endif
test_allocator_injection();
test_format_commands();
test_reply_reader();
test_blocking_connection_errors();
test_free_null();
printf("\nTesting against TCP connection (%s:%d):\n", cfg.tcp.host, cfg.tcp.port);
cfg.type = CONN_TCP;
test_blocking_connection(cfg);
test_blocking_connection_timeouts(cfg);
test_blocking_io_errors(cfg);
test_invalid_timeout_errors(cfg);
test_append_formatted_commands(cfg);
test_tcp_options(cfg);
if (throughput) test_throughput(cfg);
printf("\nTesting against Unix socket connection (%s): ", cfg.unix_sock.path);
if (test_unix_socket) {
printf("\n");
cfg.type = CONN_UNIX;
test_blocking_connection(cfg);
test_blocking_connection_timeouts(cfg);
test_blocking_io_errors(cfg);
test_invalid_timeout_errors(cfg);
if (throughput) test_throughput(cfg);
} else {
test_skipped();
}
#ifdef HIREDIS_TEST_SSL
if (cfg.ssl.port && cfg.ssl.host) {
redisInitOpenSSL();
_ssl_ctx = redisCreateSSLContext(cfg.ssl.ca_cert, NULL, cfg.ssl.cert, cfg.ssl.key, NULL, NULL);
assert(_ssl_ctx != NULL);
printf("\nTesting against SSL connection (%s:%d):\n", cfg.ssl.host, cfg.ssl.port);
cfg.type = CONN_SSL;
test_blocking_connection(cfg);
test_blocking_connection_timeouts(cfg);
test_blocking_io_errors(cfg);
test_invalid_timeout_errors(cfg);
test_append_formatted_commands(cfg);
if (throughput) test_throughput(cfg);
redisFreeSSLContext(_ssl_ctx);
_ssl_ctx = NULL;
}
#endif
#ifdef HIREDIS_TEST_ASYNC
cfg.type = CONN_TCP;
printf("\nTesting asynchronous API against TCP connection (%s:%d):\n", cfg.tcp.host, cfg.tcp.port);
cfg.type = CONN_TCP;
int major;
redisContext *c = do_connect(cfg);
get_redis_version(c, &major, NULL);
disconnect(c, 0);
test_pubsub_handling(cfg);
test_pubsub_multiple_channels(cfg);
test_monitor(cfg);
if (major >= 6) {
test_pubsub_handling_resp3(cfg);
test_command_timeout_during_pubsub(cfg);
}
#endif /* HIREDIS_TEST_ASYNC */
cfg.type = CONN_TCP;
printf("\nTesting asynchronous API using polling_adapter TCP (%s:%d):\n", cfg.tcp.host, cfg.tcp.port);
test_async_polling(cfg);
if (test_unix_socket) {
cfg.type = CONN_UNIX;
printf("\nTesting asynchronous API using polling_adapter UNIX (%s):\n", cfg.unix_sock.path);
test_async_polling(cfg);
}
if (test_inherit_fd) {
printf("\nTesting against inherited fd (%s): ", cfg.unix_sock.path);
if (test_unix_socket) {
printf("\n");
cfg.type = CONN_FD;
test_blocking_connection(cfg);
} else {
test_skipped();
}
}
if (fails || (skips_as_fails && skips)) {
printf("*** %d TESTS FAILED ***\n", fails);
if (skips) {
printf("*** %d TESTS SKIPPED ***\n", skips);
}
return 1;
}
printf("ALL TESTS PASSED (%d skipped)\n", skips);
return 0;
}
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