From 024751bac56791b7ae5347404274046e8ba58ccb Mon Sep 17 00:00:00 2001 From: Karl DeBisschop Date: Sat, 9 Aug 2003 04:19:41 +0000 Subject: [PATCH] more pedantic compiler warns, change to microsecond output for perf data, add size to perf data git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@671 f882894a-f735-0410-b71e-b25c423dba1c --- plugins/check_http.c | 182 ++++++++++++++++++++++++------------------- 1 file changed, 100 insertions(+), 82 deletions(-) diff --git a/plugins/check_http.c b/plugins/check_http.c index eba8ac2..e2047ed 100644 --- a/plugins/check_http.c +++ b/plugins/check_http.c @@ -40,22 +40,22 @@ enum { #include #include #include -#endif - -#ifdef HAVE_OPENSSL_SSL_H -#include -#include -#include -#include -#include -#include -#include +#else +# ifdef HAVE_OPENSSL_SSL_H +# include +# include +# include +# include +# include +# include +# include +# endif #endif #ifdef HAVE_SSL int check_cert = FALSE; int days_till_exp; -char *randbuff = ""; +char *randbuff; SSL_CTX *ctx; SSL *ssl; X509 *server_cert; @@ -84,14 +84,6 @@ struct timeval tv; #define server_port_check(use_ssl) (use_ssl ? HTTPS_PORT : HTTP_PORT) -/* per RFC 2396 */ - -#define HDR_LOCATION "%*[Ll]%*[Oo]%*[Cc]%*[Aa]%*[Tt]%*[Ii]%*[Oo]%*[Nn]: " -#define URI_HTTP "%[HTPShtps]://" -#define URI_HOST "%[-.abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789]" -#define URI_PORT ":%[0123456789]" -#define URI_PATH "%[-_.!~*'();/?:@&=+$,%#abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789]" - #define HTTP_URL "/" #define CRLF "\r\n" @@ -100,9 +92,9 @@ int specify_port = FALSE; int server_port = HTTP_PORT; char server_port_text[6] = ""; char server_type[6] = "http"; -char *server_address = ""; -char *host_name = ""; -char *server_url = ""; +char *server_address; +char *host_name; +char *server_url; int server_url_length; int server_expect_yn = 0; char server_expect[MAX_INPUT_BUFFER] = HTTP_EXPECT; @@ -118,8 +110,8 @@ int use_ssl = FALSE; int verbose = FALSE; int sd; int min_page_len = 0; -char *http_method = "GET"; -char *http_post_data = ""; +char *http_method; +char *http_post_data; char buffer[MAX_INPUT_BUFFER]; int process_arguments (int, char **); @@ -136,7 +128,7 @@ main (int argc, char **argv) int result = STATE_UNKNOWN; /* Set default URL. Must be malloced for subsequent realloc if --onredirect=follow */ - asprintf (&server_url, "%s", HTTP_URL); + server_url = strdup(HTTP_URL); server_url_length = strlen(server_url); if (process_arguments (argc, argv) == ERROR) @@ -161,8 +153,7 @@ main (int argc, char **argv) #ifdef HAVE_SSL if (use_ssl && check_cert == TRUE) { if (connect_SSL () != OK) - die (STATE_CRITICAL, - _("HTTP CRITICAL - Could not make SSL connection\n")); + die (STATE_CRITICAL, _("HTTP CRITICAL - Could not make SSL connection\n")); if ((server_cert = SSL_get_peer_certificate (ssl)) != NULL) { result = check_certificate (&server_cert); X509_free (server_cert); @@ -313,16 +304,16 @@ process_arguments (int argc, char **argv) break; /* Note: H, I, and u must be malloc'd or will fail on redirects */ case 'H': /* Host Name (virtual host) */ - asprintf (&host_name, "%s", optarg); + host_name = strdup (optarg); break; case 'I': /* Server IP-address */ - asprintf (&server_address, "%s", optarg); + server_address = strdup(optarg); break; - case 'u': /* Host or server */ + case 'u': /* URL path */ asprintf (&server_url, "%s", optarg); server_url_length = strlen (server_url); break; - case 'p': /* Host or server */ + case 'p': /* Server port */ if (!is_intnonneg (optarg)) usage2 (_("invalid port number"), optarg); else { @@ -335,8 +326,9 @@ process_arguments (int argc, char **argv) user_auth[MAX_INPUT_BUFFER - 1] = 0; break; case 'P': /* HTTP POST data in URL encoded format */ - asprintf (&http_method, "%s", "POST"); - asprintf (&http_post_data, "%s", optarg); + if (http_method || http_post_data) break; + http_method = strdup("POST"); + http_post_data = strdup(optarg); break; case 's': /* string or substring */ strncpy (string_expect, optarg, MAX_INPUT_BUFFER - 1); @@ -391,22 +383,25 @@ process_arguments (int argc, char **argv) c = optind; - if (strcmp (server_address, "") == 0 && c < argc) - asprintf (&server_address, "%s", argv[c++]); + if (server_address == NULL && c < argc) + server_address = strdup (argv[c++]); - if (strcmp (host_name, "") == 0 && c < argc) + if (host_name == NULL && c < argc) asprintf (&host_name, "%s", argv[c++]); - if (strcmp (server_address ,"") == 0) { - if (strcmp (host_name, "") == 0) + if (server_address == NULL) { + if (host_name == NULL) usage (_("check_http: you must specify a server address or host name\n")); else - asprintf (&server_address, "%s", host_name); + server_address = strdup (host_name); } if (check_critical_time && critical_time>(double)socket_timeout) socket_timeout = (int)critical_time + 1; + if (http_method == NULL) + http_method = strdup ("GET"); + return TRUE; } @@ -455,21 +450,34 @@ base64 (char *bin, size_t len) +/* per RFC 2396 */ +#define HDR_LOCATION "%*[Ll]%*[Oo]%*[Cc]%*[Aa]%*[Tt]%*[Ii]%*[Oo]%*[Nn]: " +#define URI_HTTP "%[HTPShtps]://" +#define URI_HOST "%[-.abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789]" +#define URI_PORT ":%[0123456789]" +#define URI_PATH "%[-_.!~*'();/?:@&=+$,%#abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789]" +#define HD1 HDR_LOCATION URI_HTTP URI_HOST URI_PORT URI_PATH +#define HD2 HDR_LOCATION URI_HTTP URI_HOST URI_PATH +#define HD3 HDR_LOCATION URI_HTTP URI_HOST URI_PORT +#define HD4 HDR_LOCATION URI_HTTP URI_HOST +#define HD5 HDR_LOCATION URI_PATH + int check_http (void) { - char *msg = NULL; - char *status_line = ""; - char *header = NULL; - char *page = ""; - char *auth = NULL; + char *msg; + char *status_line; + char *header; + char *page; + char *auth; int i = 0; size_t pagesize = 0; - char *full_page = ""; - char *buf = NULL; - char *pos = ""; - char *x = NULL; - char *orig_url = NULL; + char *full_page; + char *buf; + char *pos; + char *x; + char *orig_url; + long microsec; double elapsed_time; int page_len = 0; #ifdef HAVE_SSL @@ -504,7 +512,7 @@ check_http (void) asprintf (&buf, "%s %s HTTP/1.0\r\n", http_method, server_url); /* optionally send the host header info (not clear if it's usable) */ - if (strcmp (host_name, "")) + if (host_name) asprintf (&buf, "%sHost: %s\r\n", buf, host_name); /* send user agent */ @@ -512,13 +520,13 @@ check_http (void) buf, clean_revstring (revision), VERSION); /* optionally send the authentication info */ - if (strcmp (user_auth, "")) { + if (strlen(user_auth)) { auth = base64 (user_auth, strlen (user_auth)); asprintf (&buf, "%sAuthorization: Basic %s\r\n", buf, auth); } /* either send http POST data */ - if (strlen (http_post_data)) { + if (http_post_data) { asprintf (&buf, "%sContent-Type: application/x-www-form-urlencoded\r\n", buf); asprintf (&buf, "%sContent-Length: %i\r\n\r\n", buf, strlen (http_post_data)); asprintf (&buf, "%s%s%s", buf, http_post_data, CRLF); @@ -543,6 +551,7 @@ check_http (void) #endif /* fetch the page */ + full_page = strdup(""); while ((i = my_recv ()) > 0) { buffer[i] = '\0'; asprintf (&full_page, "%s%s", full_page, buffer); @@ -663,42 +672,49 @@ check_http (void) while (pos) { server_address = realloc (server_address, MAX_IPV4_HOSTLENGTH + 1); if (server_address == NULL) - die (STATE_UNKNOWN, - _("HTTP UNKNOWN: could not allocate server_address")); + die (STATE_UNKNOWN,_("ERROR: could not allocate server_address")); if (strcspn (pos, "\r\n") > (size_t)server_url_length) { server_url = realloc (server_url, strcspn (pos, "\r\n")); if (server_url == NULL) - die (STATE_UNKNOWN, - _("HTTP UNKNOWN: could not allocate server_url")); + die (STATE_UNKNOWN, _("ERROR: could not allocate server_url")); server_url_length = strcspn (pos, "\r\n"); } - if (sscanf (pos, HDR_LOCATION URI_HTTP URI_HOST URI_PORT URI_PATH, server_type, server_address, server_port_text, server_url) == 4) { - asprintf (&host_name, "%s", server_address); + /* HDR_LOCATION, URI_HTTP, URI_HOST, URI_PORT, URI_PATH */ + if (sscanf (pos, HD1, server_type, server_address, server_port_text, server_url) == 4) { + if (host_name != NULL) free(host_name); + host_name = strdup(server_address); use_ssl = server_type_check (server_type); server_port = atoi (server_port_text); check_http (); } - else if (sscanf (pos, HDR_LOCATION URI_HTTP URI_HOST URI_PATH, server_type, server_address, server_url) == 3 ) { - asprintf (&host_name, "%s", server_address); + /* HDR_LOCATION URI_HTTP URI_HOST URI_PATH */ + else if (sscanf (pos, HD2, server_type, server_address, server_url) == 3 ) { + if (host_name != NULL) free(host_name); + host_name = strdup(server_address); use_ssl = server_type_check (server_type); server_port = server_port_check (use_ssl); check_http (); } - else if (sscanf (pos, HDR_LOCATION URI_HTTP URI_HOST URI_PORT, server_type, server_address, server_port_text) == 3) { - asprintf (&host_name, "%s", server_address); + /* HDR_LOCATION URI_HTTP URI_HOST URI_PORT */ + else if(sscanf (pos, HD3, server_type, server_address, server_port_text) == 3) { + if (host_name != NULL) free(host_name); + host_name = strdup(server_address); strcpy (server_url, "/"); use_ssl = server_type_check (server_type); server_port = atoi (server_port_text); check_http (); } - else if (sscanf (pos, HDR_LOCATION URI_HTTP URI_HOST, server_type, server_address) == 2) { - asprintf (&host_name, "%s", server_address); + /* HDR_LOCATION URI_HTTP URI_HOST */ + else if(sscanf (pos, HD4, server_type, server_address) == 2) { + if (host_name != NULL) free(host_name); + host_name = strdup(server_address); strcpy (server_url, "/"); use_ssl = server_type_check (server_type); server_port = server_port_check (use_ssl); check_http (); } - else if (sscanf (pos, HDR_LOCATION URI_PATH, server_url) == 1) { + /* HDR_LOCATION URI_PATH */ + else if (sscanf (pos, HD5, server_url) == 1) { if ((server_url[0] != '/') && (x = strrchr(orig_url, '/'))) { *x = '\0'; asprintf (&server_url, "%s/%s", orig_url, server_url); @@ -721,10 +737,11 @@ check_http (void) printf (_("WARNING")); else if (onredirect == STATE_CRITICAL) printf (_("CRITICAL")); - elapsed_time = delta_time (tv); - asprintf (&msg, _(" - %s - %.3f second response time %s%s|time=%.3f\n"), + microsec = deltime (tv); + elapsed_time = (double)microsec / 1.0e6; + asprintf (&msg, _(" - %s - %.3f second response time %s%s|time=%ldus size=%dB\n"), status_line, elapsed_time, timestamp, - (display_html ? "" : ""), elapsed_time); + (display_html ? "" : ""), microsec, pagesize); die (onredirect, "%s", msg); } /* end if (strstr (status_line, "30[0-4]") */ @@ -733,10 +750,11 @@ check_http (void) /* check elapsed time */ - elapsed_time = delta_time (tv); - asprintf (&msg, _("HTTP problem: %s - %.3f second response time %s%s|time=%.3f\n"), + microsec = deltime (tv); + elapsed_time = (double)microsec / 1.0e6; + asprintf (&msg, _("HTTP problem: %s - %.3f second response time %s%s|time=%ldus size=%dB\n"), status_line, elapsed_time, timestamp, - (display_html ? "" : ""), elapsed_time); + (display_html ? "" : ""), microsec, pagesize); if (check_critical_time == TRUE && elapsed_time > critical_time) die (STATE_CRITICAL, "%s", msg); if (check_warning_time == TRUE && elapsed_time > warning_time) @@ -747,14 +765,14 @@ check_http (void) if (strlen (string_expect)) { if (strstr (page, string_expect)) { - printf (_("HTTP OK %s - %.3f second response time %s%s|time=%.3f\n"), + printf (_("HTTP OK %s - %.3f second response time %s%s|time=%ldus size=%dB\n"), status_line, elapsed_time, - timestamp, (display_html ? "" : ""), elapsed_time); + timestamp, (display_html ? "" : ""), microsec, pagesize); exit (STATE_OK); } else { - printf (_("CRITICAL - string not found%s|time=%.3f\n"), - (display_html ? "" : ""), elapsed_time); + printf (_("CRITICAL - string not found%s|time=%ldus\n size=%dB"), + (display_html ? "" : ""), microsec, pagesize); exit (STATE_CRITICAL); } } @@ -762,15 +780,15 @@ check_http (void) if (strlen (regexp)) { errcode = regexec (&preg, page, REGS, pmatch, 0); if (errcode == 0) { - printf (_("HTTP OK %s - %.3f second response time %s%s|time=%.3f\n"), + printf (_("HTTP OK %s - %.3f second response time %s%s|time=%ldus size=%dB\n"), status_line, elapsed_time, - timestamp, (display_html ? "" : ""), elapsed_time); + timestamp, (display_html ? "" : ""), microsec, pagesize); exit (STATE_OK); } else { if (errcode == REG_NOMATCH) { - printf (_("CRITICAL - pattern not found%s|time=%.3f\n"), - (display_html ? "" : ""), elapsed_time); + printf (_("CRITICAL - pattern not found%s|time=%ldus size=%dB\n"), + (display_html ? "" : ""), microsec, pagesize); exit (STATE_CRITICAL); } else { @@ -790,9 +808,9 @@ check_http (void) exit (STATE_WARNING); } /* We only get here if all tests have been passed */ - asprintf (&msg, _("HTTP OK %s - %.3f second response time %s%s|time=%.3f\n"), - status_line, (float)elapsed_time, - timestamp, (display_html ? "" : ""), elapsed_time); + asprintf (&msg, _("HTTP OK %s - %.3f second response time %s%s|time=%ldus size=%dB\n"), + status_line, elapsed_time, + timestamp, (display_html ? "" : ""), microsec, pagesize); die (STATE_OK, "%s", msg); return STATE_UNKNOWN; } -- 2.30.2