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test.c
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test.c
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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)
{
#if _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);
disconnect(c, 0);
}
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("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) {
redisContext *c;
struct addrinfo hints = {.ai_family = AF_INET};
struct addrinfo *ai_tmp = NULL;
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
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);
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
}
/* 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);