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-rw-r--r--plugins/check_tcp.c93
1 files changed, 47 insertions, 46 deletions
diff --git a/plugins/check_tcp.c b/plugins/check_tcp.c
index 228a5335..29a7ab57 100644
--- a/plugins/check_tcp.c
+++ b/plugins/check_tcp.c
@@ -91,20 +91,20 @@ int check_critical_time = FALSE;
double elapsed_time = 0;
int verbose = FALSE;
int use_ssl = FALSE;
-int sd;
+int sd = 0;
int
main (int argc, char **argv)
{
int result;
int i;
- char buffer[MAX_INPUT_BUFFER] = "";
+ char *buffer = "";
char *status = "";
struct timeval tv;
if (strstr (argv[0], "check_udp")) {
- PROGNAME = strscpy (PROGNAME, "check_udp");
- SERVICE = strscpy (SERVICE, "UDP");
+ asprintf (&PROGNAME, "check_udp");
+ asprintf (&SERVICE, "UDP");
SEND = NULL;
EXPECT = NULL;
QUIT = NULL;
@@ -112,8 +112,8 @@ main (int argc, char **argv)
PORT = 0;
}
else if (strstr (argv[0], "check_tcp")) {
- PROGNAME = strscpy (PROGNAME, "check_tcp");
- SERVICE = strscpy (SERVICE, "TCP");
+ asprintf (&PROGNAME, "check_tcp");
+ asprintf (&SERVICE, "TCP");
SEND = NULL;
EXPECT = NULL;
QUIT = NULL;
@@ -121,73 +121,73 @@ main (int argc, char **argv)
PORT = 0;
}
else if (strstr (argv[0], "check_ftp")) {
- PROGNAME = strscpy (PROGNAME, "check_ftp");
- SERVICE = strscpy (SERVICE, "FTP");
+ asprintf (&PROGNAME, "check_ftp");
+ asprintf (&SERVICE, "FTP");
SEND = NULL;
- EXPECT = strscpy (EXPECT, "220");
- QUIT = strscpy (QUIT, "QUIT\r\n");
+ asprintf (&EXPECT, "220");
+ asprintf (&QUIT, "QUIT\r\n");
PROTOCOL = TCP_PROTOCOL;
PORT = 21;
}
else if (strstr (argv[0], "check_smtp")) {
- PROGNAME = strscpy (PROGNAME, "check_smtp");
- SERVICE = strscpy (SERVICE, "SMTP");
+ asprintf (&PROGNAME, "check_smtp");
+ asprintf (&SERVICE, "SMTP");
SEND = NULL;
- EXPECT = strscpy (EXPECT, "220");
- QUIT = strscpy (QUIT, "QUIT\r\n");
+ asprintf (&EXPECT, "220");
+ asprintf (&QUIT, "QUIT\r\n");
PROTOCOL = TCP_PROTOCOL;
PORT = 25;
}
else if (strstr (argv[0], "check_pop")) {
- PROGNAME = strscpy (PROGNAME, "check_pop");
- SERVICE = strscpy (SERVICE, "POP");
+ asprintf (&PROGNAME, "check_pop");
+ asprintf (&SERVICE, "POP");
SEND = NULL;
- EXPECT = strscpy (EXPECT, "110");
- QUIT = strscpy (QUIT, "QUIT\r\n");
+ asprintf (&EXPECT, "110");
+ asprintf (&QUIT, "QUIT\r\n");
PROTOCOL = TCP_PROTOCOL;
PORT = 110;
}
else if (strstr (argv[0], "check_imap")) {
- PROGNAME = strscpy (PROGNAME, "check_imap");
- SERVICE = strscpy (SERVICE, "IMAP");
+ asprintf (&PROGNAME, "check_imap");
+ asprintf (&SERVICE, "IMAP");
SEND = NULL;
- EXPECT = strscpy (EXPECT, "* OK");
- QUIT = strscpy (QUIT, "a1 LOGOUT\r\n");
+ asprintf (&EXPECT, "* OK");
+ asprintf (&QUIT, "a1 LOGOUT\r\n");
PROTOCOL = TCP_PROTOCOL;
PORT = 143;
}
#ifdef HAVE_SSL
else if (strstr(argv[0],"check_simap")) {
- PROGNAME=strscpy(PROGNAME,"check_simap");
- SERVICE=strscpy(SERVICE,"SIMAP");
+ asprintf (&PROGNAME, "check_simap");
+ asprintf (&SERVICE, "SIMAP");
SEND=NULL;
- EXPECT=strscpy(EXPECT,"* OK");
- QUIT=strscpy(QUIT,"a1 LOGOUT\r\n");
+ asprintf (&EXPECT, "* OK");
+ asprintf (&QUIT, "a1 LOGOUT\r\n");
PROTOCOL=TCP_PROTOCOL;
use_ssl=TRUE;
PORT=993;
}
else if (strstr(argv[0],"check_spop")) {
- PROGNAME=strscpy(PROGNAME,"check_spop");
- SERVICE=strscpy(SERVICE,"SPOP");
+ asprintf (&PROGNAME, "check_spop");
+ asprintf (&SERVICE, "SPOP");
SEND=NULL;
- EXPECT=strscpy(EXPECT,"110");
- QUIT=strscpy(QUIT,"QUIT\r\n");
+ asprintf (&EXPECT, "110");
+ asprintf (&QUIT, "QUIT\r\n");
PROTOCOL=TCP_PROTOCOL;
use_ssl=TRUE;
PORT=995;
}
#endif
else if (strstr (argv[0], "check_nntp")) {
- PROGNAME = strscpy (PROGNAME, "check_nntp");
- SERVICE = strscpy (SERVICE, "NNTP");
+ asprintf (&PROGNAME, "check_nntp");
+ asprintf (&SERVICE, "NNTP");
SEND = NULL;
EXPECT = NULL;
server_expect = realloc (server_expect, ++server_expect_count);
- server_expect[server_expect_count - 1] = strscpy (EXPECT, "200");
+ asprintf (&server_expect[server_expect_count - 1], "200");
server_expect = realloc (server_expect, ++server_expect_count);
- server_expect[server_expect_count - 1] = strscpy (NULL, "201");
- QUIT = strscpy (QUIT, "QUIT\r\n");
+ asprintf (&server_expect[server_expect_count - 1], "201");
+ asprintf (&QUIT, "QUIT\r\n");
PROTOCOL = TCP_PROTOCOL;
PORT = 119;
}
@@ -195,7 +195,7 @@ main (int argc, char **argv)
usage ("ERROR: Generic check_tcp called with unknown service\n");
}
- server_address = strscpy (NULL, "127.0.0.1");
+ asprintf (&server_address, "127.0.0.1");
server_port = PORT;
server_send = SEND;
server_quit = QUIT;
@@ -249,22 +249,22 @@ main (int argc, char **argv)
if (server_send || server_expect_count > 0) {
+ buffer = malloc (MAX_INPUT_BUFFER);
/* watch for the expect string */
#ifdef HAVE_SSL
- if (use_ssl && SSL_read (ssl, buffer, MAX_INPUT_BUFFER - 1)>=0)
+ if (use_ssl && SSL_read (ssl, buffer, MAX_INPUT_BUFFER - 1) > 0)
asprintf (&status, "%s%s", status, buffer);
else
#endif
- {
- if (recv (sd, buffer, MAX_INPUT_BUFFER - 1, 0) >= 0)
- asprintf (&status, "%s%s", status, buffer);
- }
- strip (status);
+ if (recv (sd, buffer, MAX_INPUT_BUFFER - 1, 0) > 0)
+ asprintf (&status, "%s%s", status, buffer);
/* return a CRITICAL status if we couldn't read any data */
if (status == NULL)
terminate (STATE_CRITICAL, "No data received from host\n");
+ strip (status);
+
if (status && verbose)
printf ("%s\n", status);
@@ -285,15 +285,16 @@ main (int argc, char **argv)
if (use_ssl) {
SSL_write (ssl, QUIT, strlen (QUIT));
SSL_shutdown (ssl);
- SSL_free (ssl);
- SSL_CTX_free (ctx);
+ SSL_free (ssl);
+ SSL_CTX_free (ctx);
}
else
#endif
send (sd, server_quit, strlen (server_quit), 0);
/* close the connection */
- close (sd);
+ if (sd)
+ close (sd);
elapsed_time = delta_time (tv);
@@ -310,7 +311,7 @@ main (int argc, char **argv)
SERVICE,
state_text (result), elapsed_time, server_port);
- if (strlen (status))
+ if (status && strlen(status) > 0)
printf (" [%s]", status);
printf ("|time=%7.3f\n", elapsed_time);
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-25 07:58:06 +0000