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-rw-r--r--.travis.yml18
-rw-r--r--CMakeLists.txt8
-rw-r--r--examples/example-push.c21
-rw-r--r--hiredis.c41
-rw-r--r--hiredis.h18
-rw-r--r--ssl.c22
-rw-r--r--test.c27
7 files changed, 119 insertions, 36 deletions
diff --git a/.travis.yml b/.travis.yml
index d0a551a..f9a9460 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,6 +7,8 @@ os:
- linux
- osx
+dist: bionic
+
branches:
only:
- staging
@@ -14,6 +16,13 @@ branches:
- master
- /^release\/.*$/
+install:
+ - if [ "$BITS" == "64" ]; then
+ wget https://github.com/redis/redis/archive/6.0.6.tar.gz;
+ tar -xzvf 6.0.6.tar.gz;
+ pushd redis-6.0.6 && BUILD_TLS=yes make && export PATH=$PWD/src:$PATH && popd;
+ fi
+
before_script:
- if [ "$TRAVIS_OS_NAME" == "osx" ]; then
curl -O https://distfiles.macports.org/MacPorts/MacPorts-2.6.2-10.13-HighSierra.pkg;
@@ -45,6 +54,9 @@ env:
script:
- EXTRA_CMAKE_OPTS="-DENABLE_EXAMPLES:BOOL=ON -DENABLE_SSL:BOOL=ON";
+ if [ "$BITS" == "64" ]; then
+ EXTRA_CMAKE_OPTS="$EXTRA_CMAKE_OPTS -DENABLE_SSL_TESTS:BOOL=ON";
+ fi;
if [ "$TRAVIS_OS_NAME" == "osx" ]; then
if [ "$BITS" == "32" ]; then
CFLAGS="-m32 -Werror";
@@ -79,7 +91,11 @@ script:
- mkdir build/ && cd build/
- cmake .. ${EXTRA_CMAKE_OPTS}
- make VERBOSE=1
- - SKIPS_AS_FAILS=1 ctest -V
+ - if [ "$BITS" == "64" ]; then
+ TEST_SSL=1 SKIPS_AS_FAILS=1 ctest -V;
+ else
+ SKIPS_AS_FAILS=1 ctest -V;
+ fi;
jobs:
include:
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 87a4ac6..f86c9b7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,6 +4,7 @@ PROJECT(hiredis)
OPTION(ENABLE_SSL "Build hiredis_ssl for SSL support" OFF)
OPTION(DISABLE_TESTS "If tests should be compiled or not" OFF)
+OPTION(ENABLE_SSL_TESTS, "Should we test SSL connections" OFF)
MACRO(getVersionBit name)
SET(VERSION_REGEX "^#define ${name} (.+)$")
@@ -148,7 +149,12 @@ ENDIF()
IF(NOT DISABLE_TESTS)
ENABLE_TESTING()
ADD_EXECUTABLE(hiredis-test test.c)
- TARGET_LINK_LIBRARIES(hiredis-test hiredis)
+ IF(ENABLE_SSL_TESTS)
+ ADD_DEFINITIONS(-DHIREDIS_TEST_SSL=1)
+ TARGET_LINK_LIBRARIES(hiredis-test hiredis hiredis_ssl)
+ ELSE()
+ TARGET_LINK_LIBRARIES(hiredis-test hiredis)
+ ENDIF()
ADD_TEST(NAME hiredis-test
COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/test.sh)
ENDIF()
diff --git a/examples/example-push.c b/examples/example-push.c
index 23dbd17..2d4ab4d 100644
--- a/examples/example-push.c
+++ b/examples/example-push.c
@@ -97,6 +97,13 @@ void pushReplyHandler(void *privdata, void *r) {
freeReplyObject(reply);
}
+/* We aren't actually freeing anything here, but it is included to show that we can
+ * have hiredis call our data destructor when freeing the context */
+void privdata_dtor(void *privdata) {
+ unsigned int *icount = privdata;
+ printf("privdata_dtor(): In context privdata dtor (invalidations: %u)\n", *icount);
+}
+
int main(int argc, char **argv) {
unsigned int j, invalidations = 0;
redisContext *c;
@@ -108,6 +115,16 @@ int main(int argc, char **argv) {
redisOptions o = {0};
REDIS_OPTIONS_SET_TCP(&o, hostname, port);
+ /* Set our context privdata to the address of our invalidation counter. Each
+ * time our PUSH handler is called, hiredis will pass the privdata for context.
+ *
+ * This could also be done after we create the context like so:
+ *
+ * c->privdata = &invalidations;
+ * c->free_privdata = privdata_dtor;
+ */
+ REDIS_OPTIONS_SET_PRIVDATA(&o, &invalidations, privdata_dtor);
+
/* Set our custom PUSH message handler */
o.push_cb = pushReplyHandler;
@@ -118,10 +135,6 @@ int main(int argc, char **argv) {
/* Enable RESP3 and turn on client tracking */
enableClientTracking(c);
- /* Set our context privdata to the address of our invalidation counter. Each
- * time our PUSH handler is called, hiredis will pass the privdata for context */
- c->privdata = &invalidations;
-
/* Set some keys and then read them back. Once we do that, Redis will deliver
* invalidation push messages whenever the key is modified */
for (j = 0; j < KEY_COUNT; j++) {
diff --git a/hiredis.c b/hiredis.c
index 8d72d35..a7fbf48 100644
--- a/hiredis.c
+++ b/hiredis.c
@@ -48,7 +48,7 @@ extern int redisContextUpdateConnectTimeout(redisContext *c, const struct timeva
extern int redisContextUpdateCommandTimeout(redisContext *c, const struct timeval *timeout);
static redisContextFuncs redisContextDefaultFuncs = {
- .free_privdata = NULL,
+ .free_privctx = NULL,
.async_read = redisAsyncRead,
.async_write = redisAsyncWrite,
.read = redisNetRead,
@@ -688,7 +688,7 @@ static void redisPushAutoFree(void *privdata, void *reply) {
freeReplyObject(reply);
}
-static redisContext *redisContextInit(const redisOptions *options) {
+static redisContext *redisContextInit(void) {
redisContext *c;
c = hi_calloc(1, sizeof(*c));
@@ -697,13 +697,6 @@ static redisContext *redisContextInit(const redisOptions *options) {
c->funcs = &redisContextDefaultFuncs;
- /* Set any user supplied RESP3 PUSH handler or use freeReplyObject
- * as a default unless specifically flagged that we don't want one. */
- if (options->push_cb != NULL)
- redisSetPushCallback(c, options->push_cb);
- else if (!(options->options & REDIS_OPT_NO_PUSH_AUTOFREE))
- redisSetPushCallback(c, redisPushAutoFree);
-
c->obuf = sdsempty();
c->reader = redisReaderCreate();
c->fd = REDIS_INVALID_FD;
@@ -712,7 +705,7 @@ static redisContext *redisContextInit(const redisOptions *options) {
redisFree(c);
return NULL;
}
- (void)options; /* options are used in other functions */
+
return c;
}
@@ -729,9 +722,13 @@ void redisFree(redisContext *c) {
hi_free(c->connect_timeout);
hi_free(c->command_timeout);
hi_free(c->saddr);
- if (c->funcs->free_privdata) {
- c->funcs->free_privdata(c->privdata);
- }
+
+ if (c->privdata && c->free_privdata)
+ c->free_privdata(c->privdata);
+
+ if (c->funcs->free_privctx)
+ c->funcs->free_privctx(c->privctx);
+
memset(c, 0xff, sizeof(*c));
hi_free(c);
}
@@ -747,9 +744,9 @@ int redisReconnect(redisContext *c) {
c->err = 0;
memset(c->errstr, '\0', strlen(c->errstr));
- if (c->privdata && c->funcs->free_privdata) {
- c->funcs->free_privdata(c->privdata);
- c->privdata = NULL;
+ if (c->privctx && c->funcs->free_privctx) {
+ c->funcs->free_privctx(c->privctx);
+ c->privctx = NULL;
}
redisNetClose(c);
@@ -786,7 +783,7 @@ int redisReconnect(redisContext *c) {
}
redisContext *redisConnectWithOptions(const redisOptions *options) {
- redisContext *c = redisContextInit(options);
+ redisContext *c = redisContextInit();
if (c == NULL) {
return NULL;
}
@@ -800,6 +797,16 @@ redisContext *redisConnectWithOptions(const redisOptions *options) {
c->flags |= REDIS_NO_AUTO_FREE;
}
+ /* Set any user supplied RESP3 PUSH handler or use freeReplyObject
+ * as a default unless specifically flagged that we don't want one. */
+ if (options->push_cb != NULL)
+ redisSetPushCallback(c, options->push_cb);
+ else if (!(options->options & REDIS_OPT_NO_PUSH_AUTOFREE))
+ redisSetPushCallback(c, redisPushAutoFree);
+
+ c->privdata = options->privdata;
+ c->free_privdata = options->free_privdata;
+
if (redisContextUpdateConnectTimeout(c, options->connect_timeout) != REDIS_OK ||
redisContextUpdateCommandTimeout(c, options->command_timeout) != REDIS_OK) {
__redisSetError(c, REDIS_ERR_OOM, "Out of memory");
diff --git a/hiredis.h b/hiredis.h
index 1a6bf0b..de442ab 100644
--- a/hiredis.h
+++ b/hiredis.h
@@ -196,6 +196,10 @@ typedef struct {
redisFD fd;
} endpoint;
+ /* Optional user defined data/destructor */
+ void *privdata;
+ void (*free_privdata)(void *);
+
/* A user defined PUSH message callback */
redisPushFn *push_cb;
redisAsyncPushFn *async_push_cb;
@@ -213,8 +217,12 @@ typedef struct {
(opts)->type = REDIS_CONN_UNIX; \
(opts)->endpoint.unix_socket = path;
+#define REDIS_OPTIONS_SET_PRIVDATA(opts, data, dtor) \
+ (opts)->privdata = data; \
+ (opts)->free_privdata = dtor; \
+
typedef struct redisContextFuncs {
- void (*free_privdata)(void *);
+ void (*free_privctx)(void *);
void (*async_read)(struct redisAsyncContext *);
void (*async_write)(struct redisAsyncContext *);
ssize_t (*read)(struct redisContext *, char *, size_t);
@@ -250,8 +258,14 @@ typedef struct redisContext {
struct sockadr *saddr;
size_t addrlen;
- /* Additional private data for hiredis addons such as SSL */
+ /* Optional data and corresponding destructor users can use to provide
+ * context to a given redisContext. Not used by hiredis. */
void *privdata;
+ void (*free_privdata)(void *);
+
+ /* Internal context pointer presently used by hiredis to manage
+ * SSL connections. */
+ void *privctx;
/* An optional RESP3 PUSH handler */
redisPushFn *push_cb;
diff --git a/ssl.c b/ssl.c
index d74212d..7df58fb 100644
--- a/ssl.c
+++ b/ssl.c
@@ -267,7 +267,7 @@ error:
static int redisSSLConnect(redisContext *c, SSL *ssl) {
- if (c->privdata) {
+ if (c->privctx) {
__redisSetError(c, REDIS_ERR_OTHER, "redisContext was already associated");
return REDIS_ERR;
}
@@ -288,14 +288,14 @@ static int redisSSLConnect(redisContext *c, SSL *ssl) {
ERR_clear_error();
int rv = SSL_connect(rssl->ssl);
if (rv == 1) {
- c->privdata = rssl;
+ c->privctx = rssl;
return REDIS_OK;
}
rv = SSL_get_error(rssl->ssl, rv);
if (((c->flags & REDIS_BLOCK) == 0) &&
(rv == SSL_ERROR_WANT_READ || rv == SSL_ERROR_WANT_WRITE)) {
- c->privdata = rssl;
+ c->privctx = rssl;
return REDIS_OK;
}
@@ -337,7 +337,7 @@ int redisInitiateSSLWithContext(redisContext *c, redisSSLContext *redis_ssl_ctx)
/* We want to verify that redisSSLConnect() won't fail on this, as it will
* not own the SSL object in that case and we'll end up leaking.
*/
- if (c->privdata)
+ if (c->privctx)
return REDIS_ERR;
SSL *ssl = SSL_new(redis_ssl_ctx->ssl_ctx);
@@ -381,8 +381,8 @@ static int maybeCheckWant(redisSSL *rssl, int rv) {
* Implementation of redisContextFuncs for SSL connections.
*/
-static void redisSSLFree(void *privdata){
- redisSSL *rsc = privdata;
+static void redisSSLFree(void *privctx){
+ redisSSL *rsc = privctx;
if (!rsc) return;
if (rsc->ssl) {
@@ -393,7 +393,7 @@ static void redisSSLFree(void *privdata){
}
static ssize_t redisSSLRead(redisContext *c, char *buf, size_t bufcap) {
- redisSSL *rssl = c->privdata;
+ redisSSL *rssl = c->privctx;
int nread = SSL_read(rssl->ssl, buf, bufcap);
if (nread > 0) {
@@ -435,7 +435,7 @@ static ssize_t redisSSLRead(redisContext *c, char *buf, size_t bufcap) {
}
static ssize_t redisSSLWrite(redisContext *c) {
- redisSSL *rssl = c->privdata;
+ redisSSL *rssl = c->privctx;
size_t len = rssl->lastLen ? rssl->lastLen : sdslen(c->obuf);
int rv = SSL_write(rssl->ssl, c->obuf, len);
@@ -458,7 +458,7 @@ static ssize_t redisSSLWrite(redisContext *c) {
static void redisSSLAsyncRead(redisAsyncContext *ac) {
int rv;
- redisSSL *rssl = ac->c.privdata;
+ redisSSL *rssl = ac->c.privctx;
redisContext *c = &ac->c;
rssl->wantRead = 0;
@@ -488,7 +488,7 @@ static void redisSSLAsyncRead(redisAsyncContext *ac) {
static void redisSSLAsyncWrite(redisAsyncContext *ac) {
int rv, done = 0;
- redisSSL *rssl = ac->c.privdata;
+ redisSSL *rssl = ac->c.privctx;
redisContext *c = &ac->c;
rssl->pendingWrite = 0;
@@ -517,7 +517,7 @@ static void redisSSLAsyncWrite(redisAsyncContext *ac) {
}
redisContextFuncs redisContextSSLFuncs = {
- .free_privdata = redisSSLFree,
+ .free_privctx = redisSSLFree,
.async_read = redisSSLAsyncRead,
.async_write = redisSSLAsyncWrite,
.read = redisSSLRead,
diff --git a/test.c b/test.c
index 2216ea3..c0eeca7 100644
--- a/test.c
+++ b/test.c
@@ -49,6 +49,10 @@ struct config {
} ssl;
};
+struct privdata {
+ int dtor_counter;
+};
+
#ifdef HIREDIS_TEST_SSL
redisSSLContext *_ssl_ctx = NULL;
#endif
@@ -786,6 +790,27 @@ static void test_resp3_push_options(struct config config) {
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;
@@ -871,6 +896,8 @@ static void test_blocking_connection(struct config config) {
if (major >= 6) test_resp3_push_handler(c);
test_resp3_push_options(config);
+ test_privdata_hooks(config);
+
disconnect(c, 0);
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-10-31 15:47:07 +0000