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snprintf fix

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This commit is contained in:
Malavan Sotheeswaran 2023-02-03 11:54:59 -08:00
parent 0bf6a0c375
commit 7fcbfac103
16 changed files with 57 additions and 57 deletions
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2
src/anet.c
View File

@ -441,7 +441,7 @@ static int _anetTcpServer(char *err, int port, const char *bindaddr, int af, int
char _port[6]; /* strlen("65535") */
struct addrinfo hints, *servinfo, *p;
snprintf(_port,6,"%d",port);
snprintf(_port,sizeof(_port),"%d",port);
memset(&hints,0,sizeof(hints));
hints.ai_family = af;
hints.ai_socktype = SOCK_STREAM;

10
src/aof.cpp
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@ -1658,7 +1658,7 @@ int rewriteAppendOnlyFile(char *filename) {
{ // BEGIN GOTO SCOPED VARIABLES
/* Note that we have to use a different temp name here compared to the
* one used by rewriteAppendOnlyFileBackground() function. */
snprintf(tmpfile,256,"temp-rewriteaof-%d.aof", (int) getpid());
snprintf(tmpfile,sizeof(tmpfile),"temp-rewriteaof-%d.aof", (int) getpid());
fp = fopen(tmpfile,"w");
if (!fp) {
serverLog(LL_WARNING, "Opening the temp file for AOF rewrite in rewriteAppendOnlyFile(): %s", strerror(errno));
@ -1895,7 +1895,7 @@ int rewriteAppendOnlyFileBackground(void) {
/* Child */
redisSetProcTitle("keydb-aof-rewrite");
redisSetCpuAffinity(g_pserver->aof_rewrite_cpulist);
snprintf(tmpfile,256,"temp-rewriteaof-bg-%d.aof", (int) getpid());
snprintf(tmpfile,sizeof(tmpfile),"temp-rewriteaof-bg-%d.aof", (int) getpid());
if (rewriteAppendOnlyFile(tmpfile) == C_OK) {
sendChildCowInfo(CHILD_INFO_TYPE_AOF_COW_SIZE, "AOF rewrite");
exitFromChild(0);
@ -1944,10 +1944,10 @@ void bgrewriteaofCommand(client *c) {
void aofRemoveTempFile(pid_t childpid) {
char tmpfile[256];
snprintf(tmpfile,256,"temp-rewriteaof-bg-%d.aof", (int) childpid);
snprintf(tmpfile,sizeof(tmpfile),"temp-rewriteaof-bg-%d.aof", (int) childpid);
bg_unlink(tmpfile);
snprintf(tmpfile,256,"temp-rewriteaof-%d.aof", (int) childpid);
snprintf(tmpfile,sizeof(tmpfile),"temp-rewriteaof-%d.aof", (int) childpid);
bg_unlink(tmpfile);
}
@ -1985,7 +1985,7 @@ void backgroundRewriteDoneHandler(int exitcode, int bysignal) {
/* Flush the differences accumulated by the parent to the
* rewritten AOF. */
latencyStartMonitor(latency);
snprintf(tmpfile,256,"temp-rewriteaof-bg-%d.aof",
snprintf(tmpfile,sizeof(tmpfile),"temp-rewriteaof-bg-%d.aof",
(int)g_pserver->child_pid);
newfd = open(tmpfile,O_WRONLY|O_APPEND);
if (newfd == -1) {

2
src/cluster.cpp
View File

@ -5107,7 +5107,7 @@ void createDumpPayload(rio *payload, robj_roptr o, robj *key) {
serverAssert(rdbSaveObject(payload,o,key));
char szT[32];
uint64_t mvcc = mvccFromObj(o);
snprintf(szT, 32, "%" PRIu64, mvcc);
snprintf(szT, sizeof(szT), "%" PRIu64, mvcc);
serverAssert(rdbSaveAuxFieldStrStr(payload,"mvcc-tstamp", szT) != -1);
/* Write the footer, this is how it looks like:

4
src/config.cpp
View File

@ -2588,7 +2588,7 @@ static int updateMaxclients(long long val, long long prev, const char **err) {
adjustOpenFilesLimit();
if (g_pserver->maxclients != val) {
static char msg[128];
snprintf(msg, 128, "The operating system is not able to handle the specified number of clients, try with %d", g_pserver->maxclients);
snprintf(msg, sizeof(msg), "The operating system is not able to handle the specified number of clients, try with %d", g_pserver->maxclients);
*err = msg;
if (g_pserver->maxclients > prev) {
g_pserver->maxclients = prev;
@ -2627,7 +2627,7 @@ static int updateMaxclients(long long val, long long prev, const char **err) {
if (res != AE_OK){
static char msg[128];
snprintf(msg, 128,"Failed to post the request to change setsize for Thread %d", iel);
snprintf(msg, sizeof(msg),"Failed to post the request to change setsize for Thread %d", iel);
*err = msg;
return 0;
}

2
src/dict.cpp
View File

@ -1577,7 +1577,7 @@ char *stringFromLongLong(long long value) {
int len;
char *s;
len = snprintf(buf,32,"%lld",value);
len = snprintf(buf,sizeof(buf),"%lld",value);
s = zmalloc(len+1);
memcpy(s, buf, len);
s[len] = '\0';

6
src/endianconv.c
View File

@ -112,15 +112,15 @@ int endianconvTest(int argc, char *argv[], int accurate) {
UNUSED(argv);
UNUSED(accurate);
snprintf(buf,32,"ciaoroma");
snprintf(buf,sizeof(buf),"ciaoroma");
memrev16(buf);
printf("%s\n", buf);
snprintf(buf,32,"ciaoroma");
snprintf(buf,sizeof(buf),"ciaoroma");
memrev32(buf);
printf("%s\n", buf);
snprintf(buf,32,"ciaoroma");
snprintf(buf,sizeof(buf),"ciaoroma");
memrev64(buf);
printf("%s\n", buf);

2
src/keydb-diagnostic-tool.cpp
View File

@ -904,7 +904,7 @@ int main(int argc, const char **argv) {
while (self_threads < config.max_threads) {
for (int i = 0; i < config.numclients; i++) {
snprintf(command, 63, "SET %d %s\r\n", self_threads * config.numclients + i, set_value);
snprintf(command, sizeof(command), "SET %d %s\r\n", self_threads * config.numclients + i, set_value);
createClient(command, strlen(command), NULL,self_threads);
}

2
src/modules/hellotimer.c
View File

@ -52,7 +52,7 @@ int TimerCommand_RedisCommand(RedisModuleCtx *ctx, RedisModuleString **argv, int
for (int j = 0; j < 10; j++) {
int delay = rand() % 5000;
char *buf = RedisModule_Alloc(256);
snprintf(buf,256,"After %d", delay);
snprintf(buf,sizeof(buf),"After %d", delay);
RedisModuleTimerID tid = RedisModule_CreateTimer(ctx,delay,timerHandler,buf);
REDISMODULE_NOT_USED(tid);
}

6
src/networking.cpp
View File

@ -145,7 +145,7 @@ client *createClient(connection *conn, int iel) {
client_id = g_pserver->next_client_id.fetch_add(1);
c->iel = iel;
c->id = client_id;
snprintf(c->lock.szName, 56, "client %" PRIu64, client_id);
snprintf(c->lock.szName, sizeof(c->lock.szName), "client %" PRIu64, client_id);
c->resp = 2;
c->conn = conn;
c->name = NULL;
@ -777,11 +777,11 @@ void setDeferredAggregateLen(client *c, void *node, long length, char prefix) {
* we return NULL in addReplyDeferredLen() */
if (node == NULL) return;
char lenstr[128];
size_t lenstr_len = snprintf(lenstr, 128, "%c%ld\r\n", prefix, length);
size_t lenstr_len = snprintf(lenstr, sizeof(lenstr), "%c%ld\r\n", prefix, length);
setDeferredReply(c, node, lenstr, lenstr_len);
} else {
char lenstr[128];
int lenstr_len = snprintf(lenstr, 128, "%c%ld\r\n", prefix, length);
int lenstr_len = snprintf(lenstr, sizeof(lenstr), "%c%ld\r\n", prefix, length);
size_t idxSplice = (size_t)node;
serverAssert(idxSplice <= c->replyAsync->used);

6
src/rdb.cpp
View File

@ -1163,7 +1163,7 @@ int rdbSaveKeyValuePair(rio *rdb, robj_roptr key, robj_roptr val, const expireEn
char szT[32];
if (g_pserver->fActiveReplica) {
snprintf(szT, 32, "%" PRIu64, mvccFromObj(val));
snprintf(szT, sizeof(szT), "%" PRIu64, mvccFromObj(val));
if (rdbSaveAuxFieldStrStr(rdb,"mvcc-tstamp", szT) == -1) return -1;
}
@ -1190,7 +1190,7 @@ int rdbSaveKeyValuePair(rio *rdb, robj_roptr key, robj_roptr val, const expireEn
{
if (itr.subkey() == nullptr)
continue; // already saved
snprintf(szT, 32, "%lld", itr.when());
snprintf(szT, sizeof(szT), "%lld", itr.when());
rdbSaveAuxFieldStrStr(rdb,"keydb-subexpire-key",itr.subkey());
rdbSaveAuxFieldStrStr(rdb,"keydb-subexpire-when",szT);
}
@ -1490,7 +1490,7 @@ int rdbSaveFile(char *filename, const redisDbPersistentDataSnapshot **rgpdb, rdb
rio rdb;
int error = 0;
snprintf(tmpfile,256,"temp-%d-%d.rdb", getpid(), g_pserver->rdbThreadVars.tmpfileNum);
snprintf(tmpfile,sizeof(tmpfile),"temp-%d-%d.rdb", getpid(), g_pserver->rdbThreadVars.tmpfileNum);
fp = fopen(tmpfile,"w");
if (!fp) {
char *cwdp = getcwd(cwd,MAXPATHLEN);

24
src/redis-cli.c
View File

@ -3293,8 +3293,8 @@ static redisReply *clusterManagerMigrateKeysInReply(clusterManagerNode *source,
argv_len = zcalloc(argc * sizeof(size_t), MALLOC_LOCAL);
char portstr[255];
char timeoutstr[255];
snprintf(portstr, 10, "%d", target->port);
snprintf(timeoutstr, 10, "%d", timeout);
snprintf(portstr, sizeof(portstr), "%d", target->port);
snprintf(timeoutstr, sizeof(timeoutstr), "%d", timeout);
argv[0] = "MIGRATE";
argv_len[0] = 7;
argv[1] = target->ip;
@ -6835,17 +6835,17 @@ void bytesToHuman(char *s, long long n) {
}
if (n < 1024) {
/* Bytes */
snprintf(s,256,"%lldB",n);
snprintf(s,sizeof(s),"%lldB",n);
return;
} else if (n < (1024*1024)) {
d = (double)n/(1024);
snprintf(s,256,"%.2fK",d);
snprintf(s,sizeof(s),"%.2fK",d);
} else if (n < (1024LL*1024*1024)) {
d = (double)n/(1024*1024);
snprintf(s,256,"%.2fM",d);
snprintf(s,sizeof(s),"%.2fM",d);
} else if (n < (1024LL*1024*1024*1024)) {
d = (double)n/(1024LL*1024*1024);
snprintf(s,256,"%.2fG",d);
snprintf(s,sizeof(s),"%.2fG",d);
}
}
@ -6875,12 +6875,12 @@ static void statMode(void) {
for (j = 0; j < 20; j++) {
long k;
snprintf(buf,64,"db%d:keys",j);
snprintf(buf,sizeof(buf),"db%d:keys",j);
k = getLongInfoField(reply->str,buf);
if (k == LONG_MIN) continue;
aux += k;
}
snprintf(buf,64,"%ld",aux);
snprintf(buf,sizeof(buf),"%ld",aux);
printf("%-11s",buf);
/* Used memory */
@ -6890,23 +6890,23 @@ static void statMode(void) {
/* Clients */
aux = getLongInfoField(reply->str,"connected_clients");
snprintf(buf,64,"%ld",aux);
snprintf(buf,sizeof(buf),"%ld",aux);
printf(" %-8s",buf);
/* Blocked (BLPOPPING) Clients */
aux = getLongInfoField(reply->str,"blocked_clients");
snprintf(buf,64,"%ld",aux);
snprintf(buf,sizeof(buf),"%ld",aux);
printf("%-8s",buf);
/* Requests */
aux = getLongInfoField(reply->str,"total_commands_processed");
snprintf(buf,64,"%ld (+%ld)",aux,requests == 0 ? 0 : aux-requests);
snprintf(buf,sizeof(buf),"%ld (+%ld)",aux,requests == 0 ? 0 : aux-requests);
printf("%-19s",buf);
requests = aux;
/* Connections */
aux = getLongInfoField(reply->str,"total_connections_received");
snprintf(buf,64,"%ld",aux);
snprintf(buf,sizeof(buf),"%ld",aux);
printf(" %-12s",buf);
/* Children */

2
src/replication.cpp
View File

@ -3736,7 +3736,7 @@ retry_connect:
while(maxtries--) {
auto dt = std::chrono::system_clock::now().time_since_epoch();
auto dtMillisecond = std::chrono::duration_cast<std::chrono::milliseconds>(dt);
snprintf(tmpfile,256,
snprintf(tmpfile,sizeof(tmpfile),
"temp-%d.%ld.rdb",(int)dtMillisecond.count(),(long int)getpid());
dfd = open(tmpfile,O_CREAT|O_WRONLY|O_EXCL,0644);
if (dfd != -1) break;

16
src/server.cpp
View File

@ -5476,25 +5476,25 @@ void bytesToHuman(char *s, unsigned long long n) {
if (n < 1024) {
/* Bytes */
snprintf(s,256,"%lluB",n);
snprintf(s,sizeof(s),"%lluB",n);
} else if (n < (1024*1024)) {
d = (double)n/(1024);
snprintf(s,256,"%.2fK",d);
snprintf(s,sizeof(s),"%.2fK",d);
} else if (n < (1024LL*1024*1024)) {
d = (double)n/(1024*1024);
snprintf(s,256,"%.2fM",d);
snprintf(s,sizeof(s),"%.2fM",d);
} else if (n < (1024LL*1024*1024*1024)) {
d = (double)n/(1024LL*1024*1024);
snprintf(s,256,"%.2fG",d);
snprintf(s,sizeof(s),"%.2fG",d);
} else if (n < (1024LL*1024*1024*1024*1024)) {
d = (double)n/(1024LL*1024*1024*1024);
snprintf(s,256,"%.2fT",d);
snprintf(s,sizeof(s),"%.2fT",d);
} else if (n < (1024LL*1024*1024*1024*1024*1024)) {
d = (double)n/(1024LL*1024*1024*1024*1024);
snprintf(s,256,"%.2fP",d);
snprintf(s,sizeof(s),"%.2fP",d);
} else {
/* Let's hope we never need this */
snprintf(s,256,"%lluB",n);
snprintf(s,sizeof(s),"%lluB",n);
}
}
@ -6585,7 +6585,7 @@ void redisAsciiArt(void) {
);
} else {
sds motd = fetchMOTD(true, cserver.enable_motd);
snprintf(buf,1024*16,ascii_logo,
snprintf(buf,sizeof(buf),ascii_logo,
KEYDB_REAL_VERSION,
redisGitSHA1(),
strtol(redisGitDirty(),NULL,10) > 0,

2
src/tls.cpp
View File

@ -617,7 +617,7 @@ bool tlsValidateCertificateName(tls_connection* conn){
conn->c.last_errno = 0;
if (conn->ssl_error) zfree(conn->ssl_error);
conn->ssl_error = (char*)zmalloc(512);
snprintf(conn->ssl_error, 512, "Client CN (%s) and SANs not found in allowlist.", commonName);
snprintf(conn->ssl_error, sizeof(conn->ssl_error), "Client CN (%s) and SANs not found in allowlist.", commonName);
return false;
}

22
src/ziplist.c
View File

@ -1704,17 +1704,17 @@ static unsigned char *createIntList() {
unsigned char *zl = ziplistNew();
char buf[32];
snprintf(buf, 32, "100");
snprintf(buf, sizeof(buf), "100");
zl = ziplistPush(zl, (unsigned char*)buf, strlen(buf), ZIPLIST_TAIL);
snprintf(buf, 32, "128000");
snprintf(buf, sizeof(buf), "128000");
zl = ziplistPush(zl, (unsigned char*)buf, strlen(buf), ZIPLIST_TAIL);
snprintf(buf, 32, "-100");
snprintf(buf, sizeof(buf), "-100");
zl = ziplistPush(zl, (unsigned char*)buf, strlen(buf), ZIPLIST_HEAD);
snprintf(buf, 32, "4294967296");
snprintf(buf, sizeof(buf), "4294967296");
zl = ziplistPush(zl, (unsigned char*)buf, strlen(buf), ZIPLIST_HEAD);
snprintf(buf, 32, "non integer");
snprintf(buf, sizeof(buf), "non integer");
zl = ziplistPush(zl, (unsigned char*)buf, strlen(buf), ZIPLIST_TAIL);
snprintf(buf, 32, "much much longer non integer");
snprintf(buf, sizeof(buf), "much much longer non integer");
zl = ziplistPush(zl, (unsigned char*)buf, strlen(buf), ZIPLIST_TAIL);
return zl;
}
@ -2228,7 +2228,7 @@ int ziplistTest(int argc, char **argv, int accurate) {
char buf[32];
int i,len;
for (i = 0; i < 1000; i++) {
len = snprintf(buf,32,"%d",i);
len = snprintf(buf,sizeof(buf),"%d",i);
zl = ziplistPush(zl,(unsigned char*)buf,len,ZIPLIST_TAIL);
}
for (i = 0; i < 1000; i++) {
@ -2375,13 +2375,13 @@ int ziplistTest(int argc, char **argv, int accurate) {
} else {
switch(rand() % 3) {
case 0:
buflen = snprintf(buf,1024,"%lld",(0LL + rand()) >> 20);
buflen = snprintf(buf,sizeof(buf),"%lld",(0LL + rand()) >> 20);
break;
case 1:
buflen = snprintf(buf,1024,"%lld",(0LL + rand()));
buflen = snprintf(buf,sizeof(buf),"%lld",(0LL + rand()));
break;
case 2:
buflen = snprintf(buf,1024,"%lld",(0LL + rand()) << 20);
buflen = snprintf(buf,sizeof(buf),"%lld",(0LL + rand()) << 20);
break;
default:
assert(NULL);
@ -2410,7 +2410,7 @@ int ziplistTest(int argc, char **argv, int accurate) {
assert(ziplistGet(p,&sstr,&slen,&sval));
if (sstr == NULL) {
buflen = snprintf(buf,1024,"%lld",sval);
buflen = snprintf(buf,sizeof(buf),"%lld",sval);
} else {
buflen = slen;
memcpy(buf,sstr,buflen);

6
src/zmalloc.cpp
View File

@ -370,7 +370,7 @@ size_t zmalloc_get_rss(void) {
int fd, count;
char *p, *x;
snprintf(filename,256,"/proc/%ld/stat",(long) getpid());
snprintf(filename,sizeof(filename),"/proc/%ld/stat",(long) getpid());
if ((fd = open(filename,O_RDONLY)) == -1) return 0;
if (read(fd,buf,4096) <= 0) {
close(fd);
@ -462,7 +462,7 @@ size_t zmalloc_get_rss(void) {
char filename[256];
int fd;
snprintf(filename,256,"/proc/%ld/psinfo",(long) getpid());
snprintf(filename,sizeof(filename),"/proc/%ld/psinfo",(long) getpid());
if ((fd = open(filename,O_RDONLY)) == -1) return 0;
if (ioctl(fd, PIOCPSINFO, &info) == -1) {
@ -521,7 +521,7 @@ int jemalloc_purge() {
unsigned narenas = 0;
size_t sz = sizeof(unsigned);
if (!je_mallctl("arenas.narenas", &narenas, &sz, NULL, 0)) {
snprintf(tmp, 32, "arena.%d.purge", narenas);
snprintf(tmp, sizeof(tmp), "arena.%d.purge", narenas);
if (!je_mallctl(tmp, NULL, 0, NULL, 0))
return 0;
}