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View File dhcp-4.2.2-close-on-exec.diff of Package dhcp.219 (Project openSUSE:12.1:Update)

diff --git a/client/clparse.c b/client/clparse.c
index 9de4ce2..ca24ba6 100644
--- a/client/clparse.c
+++ b/client/clparse.c
@@ -220,7 +220,7 @@ int read_client_conf_file (const char *name, struct interface_info *ip,
 	int token;
 	isc_result_t status;
 
-	if ((file = open (name, O_RDONLY)) < 0)
+	if ((file = open (name, O_RDONLY | O_CLOEXEC)) < 0)
 		return uerr2isc (errno);
 
 	cfile = NULL;
@@ -257,7 +257,7 @@ void read_client_leases ()
 
 	/* Open the lease file.   If we can't open it, just return -
 	   we can safely trust the server to remember our state. */
-	if ((file = open (path_dhclient_db, O_RDONLY)) < 0)
+	if ((file = open (path_dhclient_db, O_RDONLY | O_CLOEXEC)) < 0)
 		return;
 
 	cfile = NULL;
diff --git a/client/dhclient.c b/client/dhclient.c
index 82c26bb..a1cab01 100644
--- a/client/dhclient.c
+++ b/client/dhclient.c
@@ -423,7 +423,7 @@ main(int argc, char **argv) {
 		int e;
 
 		oldpid = 0;
-		if ((pidfd = fopen(path_dhclient_pid, "r")) != NULL) {
+		if ((pidfd = fopen(path_dhclient_pid, "re")) != NULL) {
 			e = fscanf(pidfd, "%ld\n", &temp);
 			oldpid = (pid_t)temp;
 
@@ -2689,7 +2689,7 @@ void rewrite_client_leases ()
 
 	if (leaseFile != NULL)
 		fclose (leaseFile);
-	leaseFile = fopen (path_dhclient_db, "w");
+	leaseFile = fopen (path_dhclient_db, "we");
 	if (leaseFile == NULL) {
 		log_error ("can't create %s: %m", path_dhclient_db);
 		return;
@@ -2799,7 +2799,7 @@ write_duid(struct data_string *duid)
 		return DHCP_R_INVALIDARG;
 
 	if (leaseFile == NULL) {	/* XXX? */
-		leaseFile = fopen(path_dhclient_db, "w");
+		leaseFile = fopen(path_dhclient_db, "we");
 		if (leaseFile == NULL) {
 			log_error("can't create %s: %m", path_dhclient_db);
 			return ISC_R_IOERROR;
@@ -2847,7 +2847,7 @@ write_client6_lease(struct client_state *client, struct dhc6_lease *lease,
 		return DHCP_R_INVALIDARG;
 
 	if (leaseFile == NULL) {	/* XXX? */
-		leaseFile = fopen(path_dhclient_db, "w");
+		leaseFile = fopen(path_dhclient_db, "we");
 		if (leaseFile == NULL) {
 			log_error("can't create %s: %m", path_dhclient_db);
 			return ISC_R_IOERROR;
@@ -2979,7 +2979,7 @@ int write_client_lease (client, lease, rewrite, makesure)
 		return 1;
 
 	if (leaseFile == NULL) {	/* XXX */
-		leaseFile = fopen (path_dhclient_db, "w");
+		leaseFile = fopen (path_dhclient_db, "we");
 		if (leaseFile == NULL) {
 			log_error ("can't create %s: %m", path_dhclient_db);
 			return 0;
diff --git a/common/bpf.c b/common/bpf.c
index 8bd5727..7b8f1d4 100644
--- a/common/bpf.c
+++ b/common/bpf.c
@@ -94,7 +94,7 @@ int if_register_bpf (info)
 	for (b = 0; 1; b++) {
 		/* %Audit% 31 bytes max. %2004.06.17,Safe% */
 		sprintf(filename, BPF_FORMAT, b);
-		sock = open (filename, O_RDWR, 0);
+		sock = open (filename, O_RDWR | O_CLOEXEC, 0);
 		if (sock < 0) {
 			if (errno == EBUSY) {
 				continue;
diff --git a/common/discover.c b/common/discover.c
index 1d84219..93a278e 100644
--- a/common/discover.c
+++ b/common/discover.c
@@ -421,7 +421,7 @@ begin_iface_scan(struct iface_conf_list *ifaces) {
 	int len;
 	int i;
 
-	ifaces->fp = fopen("/proc/net/dev", "r");
+	ifaces->fp = fopen("/proc/net/dev", "re");
 	if (ifaces->fp == NULL) {
 		log_error("Error opening '/proc/net/dev' to list interfaces");
 		return 0;
@@ -456,7 +456,7 @@ begin_iface_scan(struct iface_conf_list *ifaces) {
 
 #ifdef DHCPv6
 	if (local_family == AF_INET6) {
-		ifaces->fp6 = fopen("/proc/net/if_inet6", "r");
+		ifaces->fp6 = fopen("/proc/net/if_inet6", "re");
 		if (ifaces->fp6 == NULL) {
 			log_error("Error opening '/proc/net/if_inet6' to "
 				  "list IPv6 interfaces; %m");
diff --git a/common/dlpi.c b/common/dlpi.c
index b9eb1d3..c044ec6 100644
--- a/common/dlpi.c
+++ b/common/dlpi.c
@@ -806,7 +806,7 @@ dlpiopen(const char *ifname) {
 	}
 	*dp = '\0';
 	
-	return open (devname, O_RDWR, 0);
+	return open (devname, O_RDWR | O_CLOEXEC, 0);
 }
 
 /*
diff --git a/common/nit.c b/common/nit.c
index 0da9c36..896cbb6 100644
--- a/common/nit.c
+++ b/common/nit.c
@@ -81,7 +81,7 @@ int if_register_nit (info)
 	struct strioctl sio;
 
 	/* Open a NIT device */
-	sock = open ("/dev/nit", O_RDWR);
+	sock = open ("/dev/nit", O_RDWR | O_CLOEXEC);
 	if (sock < 0)
 		log_fatal ("Can't open NIT device for %s: %m", info -> name);
 
diff --git a/common/resolv.c b/common/resolv.c
index b29d4cf..d946ccc 100644
--- a/common/resolv.c
+++ b/common/resolv.c
@@ -49,7 +49,7 @@ void read_resolv_conf (parse_time)
 	struct domain_search_list *dp, *dl, *nd;
 	isc_result_t status;
 
-	if ((file = open (path_resolv_conf, O_RDONLY)) < 0) {
+	if ((file = open (path_resolv_conf, O_RDONLY | O_CLOEXEC)) < 0) {
 		log_error ("Can't open %s: %m", path_resolv_conf);
 		return;
 	}
diff --git a/common/upf.c b/common/upf.c
index fff3949..4f9318e 100644
--- a/common/upf.c
+++ b/common/upf.c
@@ -77,7 +77,7 @@ int if_register_upf (info)
 		/* %Audit% Cannot exceed 36 bytes. %2004.06.17,Safe% */
 		sprintf(filename, "/dev/pf/pfilt%d", b);
 
-		sock = open (filename, O_RDWR, 0);
+		sock = open (filename, O_RDWR | O_CLOEXEC, 0);
 		if (sock < 0) {
 			if (errno == EBUSY) {
 				continue;
diff --git a/dst/dst_api.c b/dst/dst_api.c
index 8925c66..fa4eb5f 100644
--- a/dst/dst_api.c
+++ b/dst/dst_api.c
@@ -437,7 +437,7 @@ dst_s_write_private_key(const DST_KEY *key)
 			     PRIVATE_KEY, PATH_MAX);
 
 	/* Do not overwrite an existing file */
-	if ((fp = dst_s_fopen(file, "w", 0600)) != NULL) {
+	if ((fp = dst_s_fopen(file, "we", 0600)) != NULL) {
 		int nn;
 		if ((nn = fwrite(encoded_block, 1, len, fp)) != len) {
 			EREPORT(("dst_write_private_key(): Write failure on %s %d != %d errno=%d\n",
@@ -494,7 +494,7 @@ dst_s_read_public_key(const char *in_name, const unsigned in_id, int in_alg)
 	 * flags, proto, alg stored as decimal (or hex numbers FIXME).
 	 * (FIXME: handle parentheses for line continuation.)
 	 */
-	if ((fp = dst_s_fopen(name, "r", 0)) == NULL) {
+	if ((fp = dst_s_fopen(name, "re", 0)) == NULL) {
 		EREPORT(("dst_read_public_key(): Public Key not found %s\n",
 			 name));
 		return (NULL);
@@ -620,7 +620,7 @@ dst_s_write_public_key(const DST_KEY *key)
 		return (0);
 	}
 	/* create public key file */
-	if ((fp = dst_s_fopen(filename, "w+", 0644)) == NULL) {
+	if ((fp = dst_s_fopen(filename, "w+e", 0644)) == NULL) {
 		EREPORT(("DST_write_public_key: open of file:%s failed (errno=%d)\n",
 			 filename, errno));
 		return (0);
@@ -854,7 +854,7 @@ dst_s_read_private_key_file(char *name, DST_KEY *pk_key, unsigned in_id,
 		return (0);
 	}
 	/* first check if we can find the key file */
-	if ((fp = dst_s_fopen(filename, "r", 0)) == NULL) {
+	if ((fp = dst_s_fopen(filename, "re", 0)) == NULL) {
 		EREPORT(("dst_s_read_private_key_file: Could not open file %s in directory %s\n",
 			 filename, dst_path[0] ? dst_path :
 			 (char *) getcwd(NULL, PATH_MAX - 1)));
diff --git a/dst/prandom.c b/dst/prandom.c
index 4de3fe4..fbbe07c 100644
--- a/dst/prandom.c
+++ b/dst/prandom.c
@@ -269,7 +269,7 @@ get_dev_random(u_char *output, unsigned size)
 
 	s = stat("/dev/random", &st);
 	if (s == 0 && S_ISCHR(st.st_mode)) {
-		if ((fd = open("/dev/random", O_RDONLY | O_NONBLOCK)) != -1) {
+		if ((fd = open("/dev/random", O_RDONLY | O_NONBLOCK | O_CLOEXEC)) != -1) {
 			if ((n = read(fd, output, size)) < 0)
 				n = 0;
 			close(fd);
@@ -480,7 +480,7 @@ digest_file(dst_work *work)
 		work->file_digest = dst_free_key(work->file_digest);
 		return (0);
 	}
-	if ((fp = fopen(name, "r")) == NULL) 
+	if ((fp = fopen(name, "re")) == NULL) 
 		return (0);
 	for (no = 0; (i = fread(buf, sizeof(*buf), sizeof(buf), fp)) > 0; 
 	     no += i) 
diff --git a/omapip/trace.c b/omapip/trace.c
index 9fd3fb5..9c4e11e 100644
--- a/omapip/trace.c
+++ b/omapip/trace.c
@@ -141,10 +141,10 @@ isc_result_t trace_begin (const char *filename,
 		return DHCP_R_INVALIDARG;
 	}
 
-	traceoutfile = open (filename, O_CREAT | O_WRONLY | O_EXCL, 0600);
+	traceoutfile = open (filename, O_CREAT | O_WRONLY | O_EXCL | O_CLOEXEC, 0600);
 	if (traceoutfile < 0 && errno == EEXIST) {
 		log_error ("WARNING: Overwriting trace file \"%s\"", filename);
-		traceoutfile = open (filename, O_WRONLY | O_EXCL | O_TRUNC,
+		traceoutfile = open (filename, O_WRONLY | O_EXCL | O_TRUNC | O_CLOEXEC,
 				     0600);
 	}
 
@@ -431,7 +431,7 @@ void trace_file_replay (const char *filename)
 	isc_result_t result;
 	int len;
 
-	traceinfile = fopen (filename, "r");
+	traceinfile = fopen (filename, "re");
 	if (!traceinfile) {
 		log_error("Can't open tracefile %s: %m", filename);
 		return;
diff --git a/relay/dhcrelay.c b/relay/dhcrelay.c
index f21f16f..d2aa90e 100644
--- a/relay/dhcrelay.c
+++ b/relay/dhcrelay.c
@@ -540,13 +540,14 @@ main(int argc, char **argv) {
 
 		if (no_pid_file == ISC_FALSE) {
 			pfdesc = open(path_dhcrelay_pid,
-				      O_CREAT | O_TRUNC | O_WRONLY, 0644);
+				      O_CREAT | O_TRUNC | O_WRONLY |
+				      O_CLOEXEC, 0644);
 
 			if (pfdesc < 0) {
 				log_error("Can't create %s: %m",
 					  path_dhcrelay_pid);
 			} else {
-				pf = fdopen(pfdesc, "w");
+				pf = fdopen(pfdesc, "we");
 				if (!pf)
 					log_error("Can't fdopen %s: %m",
 						  path_dhcrelay_pid);
diff --git a/server/confpars.c b/server/confpars.c
index c0742d4..62568e9 100644
--- a/server/confpars.c
+++ b/server/confpars.c
@@ -116,7 +116,7 @@ isc_result_t read_conf_file (const char *filename, struct group *group,
 	}
 #endif
 
-	if ((file = open (filename, O_RDONLY)) < 0) {
+	if ((file = open (filename, O_RDONLY | O_CLOEXEC)) < 0) {
 		if (leasep) {
 			log_error ("Can't open lease database %s: %m --",
 				   path_dhcpd_db);
diff --git a/server/db.c b/server/db.c
index dc75321..be5db26 100644
--- a/server/db.c
+++ b/server/db.c
@@ -1035,7 +1035,7 @@ void db_startup (testp)
 	}
 #endif
 	if (!testp) {
-		db_file = fopen (path_dhcpd_db, "a");
+		db_file = fopen (path_dhcpd_db, "ae");
 		if (!db_file)
 			log_fatal ("Can't open %s for append.", path_dhcpd_db);
 		expire_all_pools ();
@@ -1074,7 +1074,7 @@ int new_lease_file ()
 	db_validity = lease_file_is_corrupt;
 
 	snprintf (newfname, sizeof(newfname), "%s.XXXXXX", path_dhcpd_db);
-	db_fd = mkstemp (newfname);
+	db_fd = mkostemp (newfname, O_CLOEXEC);
 	if (db_fd < 0) {
 		log_error ("Can't create new lease file: %m");
 		return 0;
@@ -1083,7 +1083,7 @@ int new_lease_file ()
 		log_error ("Can't fchmod new lease file: %m");
 		goto fail;
 	}
-	if ((new_db_file = fdopen(db_fd, "w")) == NULL) {
+	if ((new_db_file = fdopen(db_fd, "we")) == NULL) {
 		log_error("Can't fdopen new lease file: %m");
 		close(db_fd);
 		goto fdfail;
diff --git a/server/dhcpd.c b/server/dhcpd.c
index 27e04e4..9233d26 100644
--- a/server/dhcpd.c
+++ b/server/dhcpd.c
@@ -809,7 +809,7 @@ main(int argc, char **argv) {
 	 */
 	if (no_pid_file == ISC_FALSE) {
 		/*Read previous pid file. */
-		if ((i = open (path_dhcpd_pid, O_RDONLY)) >= 0) {
+		if ((i = open (path_dhcpd_pid, O_RDONLY | O_CLOEXEC)) >= 0) {
 			status = read(i, pbuf, (sizeof pbuf) - 1);
 			close (i);
 			if (status > 0) {
@@ -828,7 +828,7 @@ main(int argc, char **argv) {
 		}
 
 		/* Write new pid file. */
-		i = open(path_dhcpd_pid, O_WRONLY|O_CREAT|O_TRUNC, 0644);
+		i = open(path_dhcpd_pid, O_WRONLY|O_CREAT|O_TRUNC|O_CLOEXEC, 0644);
 		if (i >= 0) {
 			sprintf(pbuf, "%d\n", (int) getpid());
 			IGNORE_RET (write(i, pbuf, strlen(pbuf)));
diff --git a/server/ldap.c b/server/ldap.c
index 68acbbb..77efe26 100644
--- a/server/ldap.c
+++ b/server/ldap.c
@@ -1098,7 +1098,7 @@ ldap_start (void)
 
   if (ldap_debug_file != NULL && ldap_debug_fd == -1)
     {
-      if ((ldap_debug_fd = open (ldap_debug_file, O_CREAT | O_TRUNC | O_WRONLY,
+      if ((ldap_debug_fd = open (ldap_debug_file, O_CREAT | O_TRUNC | O_WRONLY | O_CLOEXEC,
                                  S_IRUSR | S_IWUSR)) < 0)
         log_error ("Error opening debug LDAP log file %s: %s", ldap_debug_file,
                    strerror (errno));
-- 
1.7.3.4