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342 lines
13 KiB
342 lines
13 KiB
diff -up dhcp-4.2.2b1/client/clparse.c.cloexec dhcp-4.2.2b1/client/clparse.c |
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--- dhcp-4.2.2b1/client/clparse.c.cloexec 2011-07-01 14:13:30.973887714 +0200 |
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+++ dhcp-4.2.2b1/client/clparse.c 2011-07-01 14:15:15.021580693 +0200 |
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@@ -246,7 +246,7 @@ int read_client_conf_file (const char *n |
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int token; |
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isc_result_t status; |
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|
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- if ((file = open (name, O_RDONLY)) < 0) |
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+ if ((file = open (name, O_RDONLY | O_CLOEXEC)) < 0) |
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return uerr2isc (errno); |
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cfile = NULL; |
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@@ -283,7 +283,7 @@ void read_client_leases () |
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|
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/* Open the lease file. If we can't open it, just return - |
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we can safely trust the server to remember our state. */ |
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- if ((file = open (path_dhclient_db, O_RDONLY)) < 0) |
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+ if ((file = open (path_dhclient_db, O_RDONLY | O_CLOEXEC)) < 0) |
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return; |
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cfile = NULL; |
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diff -up dhcp-4.2.2b1/client/dhclient.c.cloexec dhcp-4.2.2b1/client/dhclient.c |
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--- dhcp-4.2.2b1/client/dhclient.c.cloexec 2011-07-01 14:13:30.970887717 +0200 |
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+++ dhcp-4.2.2b1/client/dhclient.c 2011-07-01 14:16:51.485930388 +0200 |
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@@ -148,11 +148,11 @@ main(int argc, char **argv) { |
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/* Make sure that file descriptors 0 (stdin), 1, (stdout), and |
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2 (stderr) are open. To do this, we assume that when we |
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open a file the lowest available file descriptor is used. */ |
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- fd = open("/dev/null", O_RDWR); |
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+ fd = open("/dev/null", O_RDWR | O_CLOEXEC); |
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if (fd == 0) |
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- fd = open("/dev/null", O_RDWR); |
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+ fd = open("/dev/null", O_RDWR | O_CLOEXEC); |
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if (fd == 1) |
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- fd = open("/dev/null", O_RDWR); |
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+ fd = open("/dev/null", O_RDWR | O_CLOEXEC); |
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if (fd == 2) |
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log_perror = 0; /* No sense logging to /dev/null. */ |
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else if (fd != -1) |
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@@ -506,7 +506,7 @@ main(int argc, char **argv) { |
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int e; |
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oldpid = 0; |
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- if ((pidfd = fopen(path_dhclient_pid, "r")) != NULL) { |
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+ if ((pidfd = fopen(path_dhclient_pid, "re")) != NULL) { |
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e = fscanf(pidfd, "%ld\n", &temp); |
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oldpid = (pid_t)temp; |
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@@ -548,7 +548,7 @@ main(int argc, char **argv) { |
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strncpy(new_path_dhclient_pid, path_dhclient_pid, pfx); |
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sprintf(new_path_dhclient_pid + pfx, "-%s.pid", ip->name); |
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- if ((pidfd = fopen(new_path_dhclient_pid, "r")) != NULL) { |
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+ if ((pidfd = fopen(new_path_dhclient_pid, "re")) != NULL) { |
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e = fscanf(pidfd, "%ld\n", &temp); |
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oldpid = (pid_t)temp; |
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@@ -573,7 +573,7 @@ main(int argc, char **argv) { |
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int dhc_running = 0; |
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char procfn[256] = ""; |
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- if ((pidfp = fopen(path_dhclient_pid, "r")) != NULL) { |
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+ if ((pidfp = fopen(path_dhclient_pid, "re")) != NULL) { |
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if ((fscanf(pidfp, "%ld", &temp)==1) && ((dhcpid=(pid_t)temp) > 0)) { |
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snprintf(procfn,256,"/proc/%u",dhcpid); |
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dhc_running = (access(procfn, F_OK) == 0); |
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@@ -2995,7 +2995,7 @@ void rewrite_client_leases () |
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if (leaseFile != NULL) |
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fclose (leaseFile); |
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- leaseFile = fopen (path_dhclient_db, "w"); |
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+ leaseFile = fopen (path_dhclient_db, "we"); |
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if (leaseFile == NULL) { |
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log_error ("can't create %s: %m", path_dhclient_db); |
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return; |
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@@ -3105,7 +3105,7 @@ write_duid(struct data_string *duid) |
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return DHCP_R_INVALIDARG; |
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|
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if (leaseFile == NULL) { /* XXX? */ |
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- leaseFile = fopen(path_dhclient_db, "w"); |
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+ leaseFile = fopen(path_dhclient_db, "we"); |
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if (leaseFile == NULL) { |
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log_error("can't create %s: %m", path_dhclient_db); |
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return ISC_R_IOERROR; |
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@@ -3285,7 +3285,7 @@ int write_client_lease (client, lease, r |
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return 1; |
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if (leaseFile == NULL) { /* XXX */ |
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- leaseFile = fopen (path_dhclient_db, "w"); |
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+ leaseFile = fopen (path_dhclient_db, "we"); |
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if (leaseFile == NULL) { |
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log_error ("can't create %s: %m", path_dhclient_db); |
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return 0; |
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@@ -3772,9 +3772,9 @@ void go_daemon () |
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close(2); |
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/* Reopen them on /dev/null. */ |
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- open("/dev/null", O_RDWR); |
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- open("/dev/null", O_RDWR); |
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- open("/dev/null", O_RDWR); |
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+ open("/dev/null", O_RDWR | O_CLOEXEC); |
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+ open("/dev/null", O_RDWR | O_CLOEXEC); |
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+ open("/dev/null", O_RDWR | O_CLOEXEC); |
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write_client_pid_file (); |
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@@ -3791,14 +3791,14 @@ void write_client_pid_file () |
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return; |
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} |
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- pfdesc = open (path_dhclient_pid, O_CREAT | O_TRUNC | O_WRONLY, 0644); |
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+ pfdesc = open (path_dhclient_pid, O_CREAT | O_TRUNC | O_WRONLY | O_CLOEXEC, 0644); |
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if (pfdesc < 0) { |
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log_error ("Can't create %s: %m", path_dhclient_pid); |
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return; |
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} |
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- pf = fdopen (pfdesc, "w"); |
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+ pf = fdopen (pfdesc, "we"); |
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if (!pf) { |
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close(pfdesc); |
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log_error ("Can't fdopen %s: %m", path_dhclient_pid); |
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diff -up dhcp-4.2.2b1/common/bpf.c.cloexec dhcp-4.2.2b1/common/bpf.c |
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--- dhcp-4.2.2b1/common/bpf.c.cloexec 2011-07-01 14:13:30.976887712 +0200 |
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+++ dhcp-4.2.2b1/common/bpf.c 2011-07-01 14:13:31.030887673 +0200 |
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@@ -94,7 +94,7 @@ int if_register_bpf (info) |
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for (b = 0; 1; b++) { |
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/* %Audit% 31 bytes max. %2004.06.17,Safe% */ |
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sprintf(filename, BPF_FORMAT, b); |
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- sock = open (filename, O_RDWR, 0); |
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+ sock = open (filename, O_RDWR | O_CLOEXEC, 0); |
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if (sock < 0) { |
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if (errno == EBUSY) { |
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continue; |
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diff -up dhcp-4.2.2b1/common/dlpi.c.cloexec dhcp-4.2.2b1/common/dlpi.c |
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--- dhcp-4.2.2b1/common/dlpi.c.cloexec 2011-07-01 14:13:30.977887712 +0200 |
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+++ dhcp-4.2.2b1/common/dlpi.c 2011-07-01 14:13:31.032887673 +0200 |
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@@ -806,7 +806,7 @@ dlpiopen(const char *ifname) { |
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} |
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*dp = '\0'; |
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- return open (devname, O_RDWR, 0); |
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+ return open (devname, O_RDWR | O_CLOEXEC, 0); |
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} |
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/* |
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diff -up dhcp-4.2.2b1/common/nit.c.cloexec dhcp-4.2.2b1/common/nit.c |
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--- dhcp-4.2.2b1/common/nit.c.cloexec 2011-07-01 14:13:30.978887712 +0200 |
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+++ dhcp-4.2.2b1/common/nit.c 2011-07-01 14:13:31.033887672 +0200 |
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@@ -81,7 +81,7 @@ int if_register_nit (info) |
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struct strioctl sio; |
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/* Open a NIT device */ |
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- sock = open ("/dev/nit", O_RDWR); |
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+ sock = open ("/dev/nit", O_RDWR | O_CLOEXEC); |
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if (sock < 0) |
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log_fatal ("Can't open NIT device for %s: %m", info -> name); |
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diff -up dhcp-4.2.2b1/common/resolv.c.cloexec dhcp-4.2.2b1/common/resolv.c |
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--- dhcp-4.2.2b1/common/resolv.c.cloexec 2009-11-20 02:49:01.000000000 +0100 |
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+++ dhcp-4.2.2b1/common/resolv.c 2011-07-01 14:13:31.033887672 +0200 |
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@@ -49,7 +49,7 @@ void read_resolv_conf (parse_time) |
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struct domain_search_list *dp, *dl, *nd; |
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isc_result_t status; |
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- if ((file = open (path_resolv_conf, O_RDONLY)) < 0) { |
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+ if ((file = open (path_resolv_conf, O_RDONLY | O_CLOEXEC)) < 0) { |
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log_error ("Can't open %s: %m", path_resolv_conf); |
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return; |
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} |
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diff -up dhcp-4.2.2b1/common/upf.c.cloexec dhcp-4.2.2b1/common/upf.c |
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--- dhcp-4.2.2b1/common/upf.c.cloexec 2011-07-01 14:13:30.979887712 +0200 |
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+++ dhcp-4.2.2b1/common/upf.c 2011-07-01 14:13:31.034887671 +0200 |
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@@ -77,7 +77,7 @@ int if_register_upf (info) |
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/* %Audit% Cannot exceed 36 bytes. %2004.06.17,Safe% */ |
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sprintf(filename, "/dev/pf/pfilt%d", b); |
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|
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- sock = open (filename, O_RDWR, 0); |
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+ sock = open (filename, O_RDWR | O_CLOEXEC, 0); |
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if (sock < 0) { |
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if (errno == EBUSY) { |
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continue; |
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diff -up dhcp-4.2.2b1/omapip/trace.c.cloexec dhcp-4.2.2b1/omapip/trace.c |
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--- dhcp-4.2.2b1/omapip/trace.c.cloexec 2010-05-27 02:34:57.000000000 +0200 |
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+++ dhcp-4.2.2b1/omapip/trace.c 2011-07-01 14:13:31.036887669 +0200 |
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@@ -141,10 +141,10 @@ isc_result_t trace_begin (const char *fi |
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return DHCP_R_INVALIDARG; |
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} |
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- traceoutfile = open (filename, O_CREAT | O_WRONLY | O_EXCL, 0600); |
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+ traceoutfile = open (filename, O_CREAT | O_WRONLY | O_EXCL | O_CLOEXEC, 0600); |
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if (traceoutfile < 0 && errno == EEXIST) { |
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log_error ("WARNING: Overwriting trace file \"%s\"", filename); |
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- traceoutfile = open (filename, O_WRONLY | O_EXCL | O_TRUNC, |
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+ traceoutfile = open (filename, O_WRONLY | O_EXCL | O_TRUNC | O_CLOEXEC, |
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0600); |
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} |
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@@ -431,7 +431,7 @@ void trace_file_replay (const char *file |
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isc_result_t result; |
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int len; |
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- traceinfile = fopen (filename, "r"); |
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+ traceinfile = fopen (filename, "re"); |
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if (!traceinfile) { |
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log_error("Can't open tracefile %s: %m", filename); |
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return; |
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diff -up dhcp-4.2.2b1/relay/dhcrelay.c.cloexec dhcp-4.2.2b1/relay/dhcrelay.c |
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--- dhcp-4.2.2b1/relay/dhcrelay.c.cloexec 2011-05-10 15:07:37.000000000 +0200 |
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+++ dhcp-4.2.2b1/relay/dhcrelay.c 2011-07-01 14:18:07.630209767 +0200 |
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@@ -183,11 +183,11 @@ main(int argc, char **argv) { |
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/* Make sure that file descriptors 0(stdin), 1,(stdout), and |
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2(stderr) are open. To do this, we assume that when we |
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open a file the lowest available file descriptor is used. */ |
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- fd = open("/dev/null", O_RDWR); |
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+ fd = open("/dev/null", O_RDWR | O_CLOEXEC); |
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if (fd == 0) |
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- fd = open("/dev/null", O_RDWR); |
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+ fd = open("/dev/null", O_RDWR | O_CLOEXEC); |
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if (fd == 1) |
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- fd = open("/dev/null", O_RDWR); |
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+ fd = open("/dev/null", O_RDWR | O_CLOEXEC); |
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if (fd == 2) |
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log_perror = 0; /* No sense logging to /dev/null. */ |
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else if (fd != -1) |
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@@ -540,13 +540,13 @@ main(int argc, char **argv) { |
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if (no_pid_file == ISC_FALSE) { |
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pfdesc = open(path_dhcrelay_pid, |
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- O_CREAT | O_TRUNC | O_WRONLY, 0644); |
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+ O_CREAT | O_TRUNC | O_WRONLY | O_CLOEXEC, 0644); |
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if (pfdesc < 0) { |
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log_error("Can't create %s: %m", |
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path_dhcrelay_pid); |
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} else { |
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- pf = fdopen(pfdesc, "w"); |
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+ pf = fdopen(pfdesc, "we"); |
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if (!pf) |
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log_error("Can't fdopen %s: %m", |
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path_dhcrelay_pid); |
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diff -up dhcp-4.2.2b1/server/confpars.c.cloexec dhcp-4.2.2b1/server/confpars.c |
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--- dhcp-4.2.2b1/server/confpars.c.cloexec 2010-10-14 00:34:45.000000000 +0200 |
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+++ dhcp-4.2.2b1/server/confpars.c 2011-07-01 14:13:31.039887666 +0200 |
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@@ -116,7 +116,7 @@ isc_result_t read_conf_file (const char |
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} |
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#endif |
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- if ((file = open (filename, O_RDONLY)) < 0) { |
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+ if ((file = open (filename, O_RDONLY | O_CLOEXEC)) < 0) { |
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if (leasep) { |
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log_error ("Can't open lease database %s: %m --", |
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path_dhcpd_db); |
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diff -up dhcp-4.2.2b1/server/db.c.cloexec dhcp-4.2.2b1/server/db.c |
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--- dhcp-4.2.2b1/server/db.c.cloexec 2010-09-14 00:15:26.000000000 +0200 |
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+++ dhcp-4.2.2b1/server/db.c 2011-07-01 14:13:31.040887665 +0200 |
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@@ -1035,7 +1035,7 @@ void db_startup (testp) |
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} |
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#endif |
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if (!testp) { |
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- db_file = fopen (path_dhcpd_db, "a"); |
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+ db_file = fopen (path_dhcpd_db, "ae"); |
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if (!db_file) |
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log_fatal ("Can't open %s for append.", path_dhcpd_db); |
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expire_all_pools (); |
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@@ -1083,12 +1083,12 @@ int new_lease_file () |
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path_dhcpd_db, (int)t) >= sizeof newfname) |
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log_fatal("new_lease_file: lease file path too long"); |
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- db_fd = open (newfname, O_WRONLY | O_TRUNC | O_CREAT, 0664); |
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+ db_fd = open (newfname, O_WRONLY | O_TRUNC | O_CREAT | O_CLOEXEC, 0664); |
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if (db_fd < 0) { |
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log_error ("Can't create new lease file: %m"); |
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return 0; |
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} |
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- if ((new_db_file = fdopen(db_fd, "w")) == NULL) { |
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+ if ((new_db_file = fdopen(db_fd, "we")) == NULL) { |
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log_error("Can't fdopen new lease file: %m"); |
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close(db_fd); |
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goto fdfail; |
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diff -up dhcp-4.2.2b1/server/dhcpd.c.cloexec dhcp-4.2.2b1/server/dhcpd.c |
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--- dhcp-4.2.2b1/server/dhcpd.c.cloexec 2011-04-21 16:08:15.000000000 +0200 |
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+++ dhcp-4.2.2b1/server/dhcpd.c 2011-07-01 14:19:40.354124505 +0200 |
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@@ -270,11 +270,11 @@ main(int argc, char **argv) { |
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/* Make sure that file descriptors 0 (stdin), 1, (stdout), and |
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2 (stderr) are open. To do this, we assume that when we |
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open a file the lowest available file descriptor is used. */ |
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- fd = open("/dev/null", O_RDWR); |
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+ fd = open("/dev/null", O_RDWR | O_CLOEXEC); |
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if (fd == 0) |
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- fd = open("/dev/null", O_RDWR); |
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+ fd = open("/dev/null", O_RDWR | O_CLOEXEC); |
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if (fd == 1) |
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- fd = open("/dev/null", O_RDWR); |
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+ fd = open("/dev/null", O_RDWR | O_CLOEXEC); |
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if (fd == 2) |
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log_perror = 0; /* No sense logging to /dev/null. */ |
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else if (fd != -1) |
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@@ -793,7 +793,7 @@ main(int argc, char **argv) { |
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*/ |
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if (no_pid_file == ISC_FALSE) { |
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/*Read previous pid file. */ |
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- if ((i = open (path_dhcpd_pid, O_RDONLY)) >= 0) { |
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+ if ((i = open (path_dhcpd_pid, O_RDONLY | O_CLOEXEC)) >= 0) { |
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status = read(i, pbuf, (sizeof pbuf) - 1); |
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close (i); |
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if (status > 0) { |
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@@ -812,7 +812,7 @@ main(int argc, char **argv) { |
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} |
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/* Write new pid file. */ |
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- i = open(path_dhcpd_pid, O_WRONLY|O_CREAT|O_TRUNC, 0644); |
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+ i = open(path_dhcpd_pid, O_WRONLY|O_CREAT|O_TRUNC|O_CLOEXEC, 0644); |
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if (i >= 0) { |
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sprintf(pbuf, "%d\n", (int) getpid()); |
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IGNORE_RET (write(i, pbuf, strlen(pbuf))); |
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@@ -840,9 +840,9 @@ main(int argc, char **argv) { |
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close(2); |
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|
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/* Reopen them on /dev/null. */ |
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- open("/dev/null", O_RDWR); |
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- open("/dev/null", O_RDWR); |
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- open("/dev/null", O_RDWR); |
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+ open("/dev/null", O_RDWR | O_CLOEXEC); |
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+ open("/dev/null", O_RDWR | O_CLOEXEC); |
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+ open("/dev/null", O_RDWR | O_CLOEXEC); |
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log_perror = 0; /* No sense logging to /dev/null. */ |
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|
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IGNORE_RET (chdir("/")); |
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diff -up dhcp-4.2.2b1/server/ldap.c.cloexec dhcp-4.2.2b1/server/ldap.c |
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--- dhcp-4.2.2b1/server/ldap.c.cloexec 2010-03-25 16:26:58.000000000 +0100 |
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+++ dhcp-4.2.2b1/server/ldap.c 2011-07-01 14:13:31.043887665 +0200 |
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@@ -685,7 +685,7 @@ ldap_start (void) |
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|
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if (ldap_debug_file != NULL && ldap_debug_fd == -1) |
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{ |
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- if ((ldap_debug_fd = open (ldap_debug_file, O_CREAT | O_TRUNC | O_WRONLY, |
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+ if ((ldap_debug_fd = open (ldap_debug_file, O_CREAT | O_TRUNC | O_WRONLY | O_CLOEXEC, |
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S_IRUSR | S_IWUSR)) < 0) |
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log_error ("Error opening debug LDAP log file %s: %s", ldap_debug_file, |
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strerror (errno));
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