mirror of
https://github.com/monitoring-plugins/monitoring-plugins.git
synced 2026-06-11 09:40:05 -04:00
Refactor check_ping
This commit is contained in:
Lorenz Kästle
parent
29c0998cdf
commit
ae60d6d8d8
3 changed files with 218 additions and 148 deletions
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@ -63,6 +63,7 @@ EXTRA_DIST = t \
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check_mrtg.d \
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check_apt.d \
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check_pgsql.d \
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check_ping.d \
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check_by_ssh.d \
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check_smtp.d \
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check_mysql.d \
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@ -36,39 +36,35 @@ const char *email = "devel@monitoring-plugins.org";
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#include "netutils.h"
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#include "popen.h"
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#include "utils.h"
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#include "check_ping.d/config.h"
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#include "../lib/states.h"
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#include <signal.h>
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#define WARN_DUPLICATES "DUPLICATES FOUND! "
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#define UNKNOWN_TRIP_TIME -1.0 /* -1 seconds */
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#define WARN_DUPLICATES "DUPLICATES FOUND! "
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enum {
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UNKNOWN_PACKET_LOSS = 200, /* 200% */
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DEFAULT_MAX_PACKETS = 5 /* default no. of ICMP ECHO packets */
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};
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typedef struct {
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int errorcode;
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check_ping_config config;
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} check_ping_config_wrapper;
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static check_ping_config_wrapper process_arguments(int /*argc*/, char ** /*argv*/);
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static check_ping_config_wrapper validate_arguments(check_ping_config_wrapper /*config_wrapper*/);
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static int process_arguments(int /*argc*/, char ** /*argv*/);
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static int get_threshold(char * /*arg*/, float * /*trta*/, int * /*tpl*/);
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static int validate_arguments(void);
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static int run_ping(const char *cmd, const char *addr);
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static int error_scan(char buf[MAX_INPUT_BUFFER], const char *addr);
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static int get_threshold(char * /*arg*/, double * /*trta*/, int * /*tpl*/);
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typedef struct {
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mp_state_enum state;
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double round_trip_average;
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int packet_loss;
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} ping_result;
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static ping_result run_ping(const char *cmd, const char *addr, double /*crta*/);
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static mp_state_enum error_scan(char buf[MAX_INPUT_BUFFER], const char *addr);
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static void print_help(void);
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void print_usage(void);
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static bool display_html = false;
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static int wpl = UNKNOWN_PACKET_LOSS;
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static int cpl = UNKNOWN_PACKET_LOSS;
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static float wrta = UNKNOWN_TRIP_TIME;
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static float crta = UNKNOWN_TRIP_TIME;
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static char **addresses = NULL;
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static int n_addresses = 0;
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static int max_addr = 1;
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static int max_packets = -1;
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static int verbose = 0;
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static float round_trip_average = UNKNOWN_TRIP_TIME;
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static int packet_loss = UNKNOWN_PACKET_LOSS;
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static char *warn_text;
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int main(int argc, char **argv) {
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@ -77,16 +73,16 @@ int main(int argc, char **argv) {
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bindtextdomain(PACKAGE, LOCALEDIR);
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textdomain(PACKAGE);
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addresses = malloc(sizeof(char *) * max_addr);
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addresses[0] = NULL;
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/* Parse extra opts if any */
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argv = np_extra_opts(&argc, argv, progname);
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if (process_arguments(argc, argv) == ERROR) {
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check_ping_config_wrapper tmp_config = process_arguments(argc, argv);
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if (tmp_config.errorcode == ERROR) {
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usage4(_("Could not parse arguments"));
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}
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const check_ping_config config = tmp_config.config;
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/* Set signal handling and alarm */
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if (signal(SIGALRM, popen_timeout_alarm_handler) == SIG_ERR) {
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usage4(_("Cannot catch SIGALRM"));
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@ -102,9 +98,9 @@ int main(int argc, char **argv) {
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int result = STATE_UNKNOWN;
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char *rawcmd = NULL;
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for (int i = 0; i < n_addresses; i++) {
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for (size_t i = 0; i < config.n_addresses; i++) {
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#ifdef PING6_COMMAND
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if (address_family != AF_INET && is_inet6_addr(addresses[i])) {
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if (address_family != AF_INET && is_inet6_addr(config.addresses[i])) {
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rawcmd = strdup(PING6_COMMAND);
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} else {
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rawcmd = strdup(PING_COMMAND);
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@ -118,12 +114,12 @@ int main(int argc, char **argv) {
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/* does the host address of number of packets argument come first? */
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#ifdef PING_PACKETS_FIRST
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# ifdef PING_HAS_TIMEOUT
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xasprintf(&cmd, rawcmd, timeout_interval, max_packets, addresses[i]);
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xasprintf(&cmd, rawcmd, timeout_interval, config.max_packets, config.addresses[i]);
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# else
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xasprintf(&cmd, rawcmd, max_packets, addresses[i]);
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xasprintf(&cmd, rawcmd, config.max_packets, addresses[i]);
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# endif
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#else
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xasprintf(&cmd, rawcmd, addresses[i], max_packets);
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xasprintf(&cmd, rawcmd, addresses[i], config.max_packets);
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#endif
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if (verbose >= 2) {
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@ -131,53 +127,55 @@ int main(int argc, char **argv) {
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}
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/* run the command */
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int this_result = run_ping(cmd, addresses[i]);
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if (packet_loss == UNKNOWN_PACKET_LOSS || round_trip_average < 0.0) {
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ping_result pinged = run_ping(cmd, config.addresses[i], config.crta);
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if (pinged.packet_loss == UNKNOWN_PACKET_LOSS || pinged.round_trip_average < 0.0) {
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printf("%s\n", cmd);
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die(STATE_UNKNOWN, _("CRITICAL - Could not interpret output from ping command\n"));
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}
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if (packet_loss >= cpl || round_trip_average >= crta || round_trip_average < 0) {
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this_result = STATE_CRITICAL;
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} else if (packet_loss >= wpl || round_trip_average >= wrta) {
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this_result = STATE_WARNING;
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} else if (packet_loss >= 0 && round_trip_average >= 0) {
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this_result = max_state(STATE_OK, this_result);
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if (pinged.packet_loss >= config.cpl || pinged.round_trip_average >= config.crta || pinged.round_trip_average < 0) {
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pinged.state = STATE_CRITICAL;
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} else if (pinged.packet_loss >= config.wpl || pinged.round_trip_average >= config.wrta) {
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pinged.state = STATE_WARNING;
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} else if (pinged.packet_loss >= 0 && pinged.round_trip_average >= 0) {
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pinged.state = max_state(STATE_OK, pinged.state);
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}
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if (n_addresses > 1 && this_result != STATE_UNKNOWN) {
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die(STATE_OK, "%s is alive\n", addresses[i]);
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if (config.n_addresses > 1 && pinged.state != STATE_UNKNOWN) {
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die(STATE_OK, "%s is alive\n", config.addresses[i]);
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}
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if (display_html) {
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printf("<A HREF='%s/traceroute.cgi?%s'>", CGIURL, addresses[i]);
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if (config.display_html) {
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printf("<A HREF='%s/traceroute.cgi?%s'>", CGIURL, config.addresses[i]);
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}
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if (packet_loss == 100) {
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printf(_("PING %s - %sPacket loss = %d%%"), state_text(this_result), warn_text, packet_loss);
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if (pinged.packet_loss == 100) {
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printf(_("PING %s - %sPacket loss = %d%%"), state_text(pinged.state), warn_text, pinged.packet_loss);
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} else {
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printf(_("PING %s - %sPacket loss = %d%%, RTA = %2.2f ms"), state_text(this_result), warn_text, packet_loss,
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round_trip_average);
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printf(_("PING %s - %sPacket loss = %d%%, RTA = %2.2f ms"), state_text(pinged.state), warn_text, pinged.packet_loss,
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pinged.round_trip_average);
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}
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if (display_html) {
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if (config.display_html) {
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printf("</A>");
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}
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/* Print performance data */
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if (packet_loss != 100) {
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printf("|%s",
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fperfdata("rta", (double)round_trip_average, "ms", (bool)(wrta > 0), wrta, (bool)(crta > 0), crta, true, 0, false, 0));
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if (pinged.packet_loss != 100) {
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printf("|%s", fperfdata("rta", pinged.round_trip_average, "ms", (bool)(config.wrta > 0), config.wrta,
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(bool)(config.crta > 0), config.crta, true, 0, false, 0));
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} else {
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printf("| rta=U;%f;%f;;", wrta, crta);
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printf("| rta=U;%f;%f;;", config.wrta, config.crta);
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}
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printf(" %s\n", perfdata("pl", (long)packet_loss, "%", (bool)(wpl > 0), wpl, (bool)(cpl > 0), cpl, true, 0, false, 0));
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printf(" %s\n", perfdata("pl", (long)pinged.packet_loss, "%", (bool)(config.wpl > 0), config.wpl, (bool)(config.cpl > 0),
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config.cpl, true, 0, false, 0));
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if (verbose >= 2) {
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printf("%f:%d%% %f:%d%%\n", wrta, wpl, crta, cpl);
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printf("%f:%d%% %f:%d%%\n", config.wrta, config.wpl, config.crta, config.cpl);
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}
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result = max_state(result, this_result);
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result = max_state(result, pinged.state);
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free(rawcmd);
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free(cmd);
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}
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@ -186,7 +184,7 @@ int main(int argc, char **argv) {
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}
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/* process command-line arguments */
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int process_arguments(int argc, char **argv) {
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check_ping_config_wrapper process_arguments(int argc, char **argv) {
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static struct option longopts[] = {STD_LONG_OPTS,
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{"packets", required_argument, 0, 'p'},
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{"nohtml", no_argument, 0, 'n'},
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@ -195,8 +193,14 @@ int process_arguments(int argc, char **argv) {
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{"use-ipv6", no_argument, 0, '6'},
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{0, 0, 0, 0}};
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check_ping_config_wrapper result = {
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.errorcode = OK,
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.config = check_ping_config_init(),
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};
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if (argc < 2) {
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return ERROR;
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result.errorcode = ERROR;
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return result;
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}
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for (int index = 1; index < argc; index++) {
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@ -209,6 +213,7 @@ int process_arguments(int argc, char **argv) {
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}
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int option = 0;
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size_t max_addr = MAX_ADDR_START;
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while (true) {
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int option_index = getopt_long(argc, argv, "VvhnL46t:c:w:H:p:", longopts, &option);
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@ -246,15 +251,15 @@ int process_arguments(int argc, char **argv) {
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case 'H': /* hostname */ {
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char *ptr = optarg;
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while (true) {
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n_addresses++;
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if (n_addresses > max_addr) {
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result.config.n_addresses++;
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if (result.config.n_addresses > max_addr) {
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max_addr *= 2;
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addresses = realloc(addresses, sizeof(char *) * max_addr);
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if (addresses == NULL) {
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result.config.addresses = realloc(result.config.addresses, sizeof(char *) * max_addr);
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if (result.config.addresses == NULL) {
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die(STATE_UNKNOWN, _("Could not realloc() addresses\n"));
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}
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}
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addresses[n_addresses - 1] = ptr;
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result.config.addresses[result.config.n_addresses - 1] = ptr;
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if ((ptr = index(ptr, ','))) {
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strcpy(ptr, "");
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ptr += sizeof(char);
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@ -265,105 +270,110 @@ int process_arguments(int argc, char **argv) {
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} break;
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case 'p': /* number of packets to send */
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if (is_intnonneg(optarg)) {
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max_packets = atoi(optarg);
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result.config.max_packets = atoi(optarg);
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} else {
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usage2(_("<max_packets> (%s) must be a non-negative number\n"), optarg);
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}
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break;
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case 'n': /* no HTML */
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display_html = false;
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result.config.display_html = false;
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break;
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case 'L': /* show HTML */
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display_html = true;
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result.config.display_html = true;
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break;
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case 'c':
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get_threshold(optarg, &crta, &cpl);
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get_threshold(optarg, &result.config.crta, &result.config.cpl);
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break;
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case 'w':
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get_threshold(optarg, &wrta, &wpl);
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get_threshold(optarg, &result.config.wrta, &result.config.wpl);
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break;
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}
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}
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int arg_counter = optind;
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if (arg_counter == argc) {
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return validate_arguments();
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return validate_arguments(result);
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}
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if (addresses[0] == NULL) {
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if (result.config.addresses[0] == NULL) {
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if (!is_host(argv[arg_counter])) {
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usage2(_("Invalid hostname/address"), argv[arg_counter]);
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} else {
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addresses[0] = argv[arg_counter++];
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n_addresses++;
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result.config.addresses[0] = argv[arg_counter++];
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result.config.n_addresses++;
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if (arg_counter == argc) {
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return validate_arguments();
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return validate_arguments(result);
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}
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}
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}
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if (wpl == UNKNOWN_PACKET_LOSS) {
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if (result.config.wpl == UNKNOWN_PACKET_LOSS) {
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if (!is_intpercent(argv[arg_counter])) {
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printf(_("<wpl> (%s) must be an integer percentage\n"), argv[arg_counter]);
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return ERROR;
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result.errorcode = ERROR;
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return result;
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}
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wpl = atoi(argv[arg_counter++]);
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result.config.wpl = atoi(argv[arg_counter++]);
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if (arg_counter == argc) {
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return validate_arguments();
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return validate_arguments(result);
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}
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}
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if (cpl == UNKNOWN_PACKET_LOSS) {
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if (result.config.cpl == UNKNOWN_PACKET_LOSS) {
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if (!is_intpercent(argv[arg_counter])) {
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printf(_("<cpl> (%s) must be an integer percentage\n"), argv[arg_counter]);
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return ERROR;
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result.errorcode = ERROR;
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return result;
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}
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cpl = atoi(argv[arg_counter++]);
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result.config.cpl = atoi(argv[arg_counter++]);
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if (arg_counter == argc) {
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return validate_arguments();
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return validate_arguments(result);
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}
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}
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if (wrta < 0.0) {
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if (result.config.wrta < 0.0) {
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if (is_negative(argv[arg_counter])) {
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printf(_("<wrta> (%s) must be a non-negative number\n"), argv[arg_counter]);
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return ERROR;
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result.errorcode = ERROR;
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return result;
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}
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wrta = atof(argv[arg_counter++]);
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result.config.wrta = atof(argv[arg_counter++]);
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if (arg_counter == argc) {
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return validate_arguments();
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return validate_arguments(result);
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}
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}
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if (crta < 0.0) {
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if (result.config.crta < 0.0) {
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if (is_negative(argv[arg_counter])) {
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printf(_("<crta> (%s) must be a non-negative number\n"), argv[arg_counter]);
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return ERROR;
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result.errorcode = ERROR;
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return result;
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}
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crta = atof(argv[arg_counter++]);
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result.config.crta = atof(argv[arg_counter++]);
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if (arg_counter == argc) {
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return validate_arguments();
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return validate_arguments(result);
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}
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}
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if (max_packets == -1) {
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if (result.config.max_packets == -1) {
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if (is_intnonneg(argv[arg_counter])) {
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max_packets = atoi(argv[arg_counter++]);
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result.config.max_packets = atoi(argv[arg_counter++]);
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} else {
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printf(_("<max_packets> (%s) must be a non-negative number\n"), argv[arg_counter]);
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return ERROR;
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result.errorcode = ERROR;
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return result;
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}
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}
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return validate_arguments();
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return validate_arguments(result);
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}
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int get_threshold(char *arg, float *trta, int *tpl) {
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if (is_intnonneg(arg) && sscanf(arg, "%f", trta) == 1) {
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int get_threshold(char *arg, double *trta, int *tpl) {
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if (is_intnonneg(arg) && sscanf(arg, "%lf", trta) == 1) {
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return OK;
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}
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if (strpbrk(arg, ",:") && strstr(arg, "%") && sscanf(arg, "%f%*[:,]%d%%", trta, tpl) == 2) {
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if (strpbrk(arg, ",:") && strstr(arg, "%") && sscanf(arg, "%lf%*[:,]%d%%", trta, tpl) == 2) {
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return OK;
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}
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@ -375,60 +385,66 @@ int get_threshold(char *arg, float *trta, int *tpl) {
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return STATE_UNKNOWN;
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}
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int validate_arguments() {
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if (wrta < 0.0) {
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check_ping_config_wrapper validate_arguments(check_ping_config_wrapper config_wrapper) {
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if (config_wrapper.config.wrta < 0.0) {
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printf(_("<wrta> was not set\n"));
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return ERROR;
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config_wrapper.errorcode = ERROR;
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return config_wrapper;
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}
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if (crta < 0.0) {
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if (config_wrapper.config.crta < 0.0) {
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printf(_("<crta> was not set\n"));
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return ERROR;
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config_wrapper.errorcode = ERROR;
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return config_wrapper;
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}
|
||||
|
||||
if (wpl == UNKNOWN_PACKET_LOSS) {
|
||||
if (config_wrapper.config.wpl == UNKNOWN_PACKET_LOSS) {
|
||||
printf(_("<wpl> was not set\n"));
|
||||
return ERROR;
|
||||
config_wrapper.errorcode = ERROR;
|
||||
return config_wrapper;
|
||||
}
|
||||
|
||||
if (cpl == UNKNOWN_PACKET_LOSS) {
|
||||
if (config_wrapper.config.cpl == UNKNOWN_PACKET_LOSS) {
|
||||
printf(_("<cpl> was not set\n"));
|
||||
return ERROR;
|
||||
config_wrapper.errorcode = ERROR;
|
||||
return config_wrapper;
|
||||
}
|
||||
|
||||
if (wrta > crta) {
|
||||
printf(_("<wrta> (%f) cannot be larger than <crta> (%f)\n"), wrta, crta);
|
||||
return ERROR;
|
||||
if (config_wrapper.config.wrta > config_wrapper.config.crta) {
|
||||
printf(_("<wrta> (%f) cannot be larger than <crta> (%f)\n"), config_wrapper.config.wrta, config_wrapper.config.crta);
|
||||
config_wrapper.errorcode = ERROR;
|
||||
return config_wrapper;
|
||||
}
|
||||
|
||||
if (wpl > cpl) {
|
||||
printf(_("<wpl> (%d) cannot be larger than <cpl> (%d)\n"), wpl, cpl);
|
||||
return ERROR;
|
||||
if (config_wrapper.config.wpl > config_wrapper.config.cpl) {
|
||||
printf(_("<wpl> (%d) cannot be larger than <cpl> (%d)\n"), config_wrapper.config.wpl, config_wrapper.config.cpl);
|
||||
config_wrapper.errorcode = ERROR;
|
||||
return config_wrapper;
|
||||
}
|
||||
|
||||
if (max_packets == -1) {
|
||||
max_packets = DEFAULT_MAX_PACKETS;
|
||||
if (config_wrapper.config.max_packets == -1) {
|
||||
config_wrapper.config.max_packets = DEFAULT_MAX_PACKETS;
|
||||
}
|
||||
|
||||
float max_seconds = (crta / 1000.0 * max_packets) + max_packets;
|
||||
double max_seconds = (config_wrapper.config.crta / 1000.0 * config_wrapper.config.max_packets) + config_wrapper.config.max_packets;
|
||||
if (max_seconds > timeout_interval) {
|
||||
timeout_interval = (unsigned int)max_seconds;
|
||||
}
|
||||
|
||||
for (int i = 0; i < n_addresses; i++) {
|
||||
if (!is_host(addresses[i])) {
|
||||
usage2(_("Invalid hostname/address"), addresses[i]);
|
||||
for (size_t i = 0; i < config_wrapper.config.n_addresses; i++) {
|
||||
if (!is_host(config_wrapper.config.addresses[i])) {
|
||||
usage2(_("Invalid hostname/address"), config_wrapper.config.addresses[i]);
|
||||
}
|
||||
}
|
||||
|
||||
if (n_addresses == 0) {
|
||||
if (config_wrapper.config.n_addresses == 0) {
|
||||
usage(_("You must specify a server address or host name"));
|
||||
}
|
||||
|
||||
return OK;
|
||||
return config_wrapper;
|
||||
}
|
||||
|
||||
int run_ping(const char *cmd, const char *addr) {
|
||||
ping_result run_ping(const char *cmd, const char *addr, double crta) {
|
||||
if ((child_process = spopen(cmd)) == NULL) {
|
||||
die(STATE_UNKNOWN, _("Could not open pipe: %s\n"), cmd);
|
||||
}
|
||||
|
|
@ -439,48 +455,55 @@ int run_ping(const char *cmd, const char *addr) {
|
|||
}
|
||||
|
||||
char buf[MAX_INPUT_BUFFER];
|
||||
int result = STATE_UNKNOWN;
|
||||
ping_result result = {
|
||||
.state = STATE_UNKNOWN,
|
||||
.packet_loss = UNKNOWN_PACKET_LOSS,
|
||||
.round_trip_average = UNKNOWN_TRIP_TIME,
|
||||
};
|
||||
|
||||
while (fgets(buf, MAX_INPUT_BUFFER - 1, child_process)) {
|
||||
if (verbose >= 3) {
|
||||
printf("Output: %s", buf);
|
||||
}
|
||||
|
||||
result = max_state(result, error_scan(buf, addr));
|
||||
result.state = max_state(result.state, error_scan(buf, addr));
|
||||
|
||||
/* get the percent loss statistics */
|
||||
int match = 0;
|
||||
if ((sscanf(buf, "%*d packets transmitted, %*d packets received, +%*d errors, %d%% packet loss%n", &packet_loss, &match) &&
|
||||
if ((sscanf(buf, "%*d packets transmitted, %*d packets received, +%*d errors, %d%% packet loss%n", &result.packet_loss, &match) &&
|
||||
match) ||
|
||||
(sscanf(buf, "%*d packets transmitted, %*d packets received, +%*d duplicates, %d%% packet loss%n", &packet_loss, &match) &&
|
||||
(sscanf(buf, "%*d packets transmitted, %*d packets received, +%*d duplicates, %d%% packet loss%n", &result.packet_loss,
|
||||
&match) &&
|
||||
match) ||
|
||||
(sscanf(buf, "%*d packets transmitted, %*d received, +%*d duplicates, %d%% packet loss%n", &packet_loss, &match) && match) ||
|
||||
(sscanf(buf, "%*d packets transmitted, %*d packets received, %d%% packet loss%n", &packet_loss, &match) && match) ||
|
||||
(sscanf(buf, "%*d packets transmitted, %*d packets received, %d%% loss, time%n", &packet_loss, &match) && match) ||
|
||||
(sscanf(buf, "%*d packets transmitted, %*d received, %d%% loss, time%n", &packet_loss, &match) && match) ||
|
||||
(sscanf(buf, "%*d packets transmitted, %*d received, %d%% packet loss, time%n", &packet_loss, &match) && match) ||
|
||||
(sscanf(buf, "%*d packets transmitted, %*d received, +%*d errors, %d%% packet loss%n", &packet_loss, &match) && match) ||
|
||||
(sscanf(buf, "%*d packets transmitted %*d received, +%*d errors, %d%% packet loss%n", &packet_loss, &match) && match) ||
|
||||
(sscanf(buf, "%*[^(](%d%% %*[^)])%n", &packet_loss, &match) && match)) {
|
||||
(sscanf(buf, "%*d packets transmitted, %*d received, +%*d duplicates, %d%% packet loss%n", &result.packet_loss, &match) &&
|
||||
match) ||
|
||||
(sscanf(buf, "%*d packets transmitted, %*d packets received, %d%% packet loss%n", &result.packet_loss, &match) && match) ||
|
||||
(sscanf(buf, "%*d packets transmitted, %*d packets received, %d%% loss, time%n", &result.packet_loss, &match) && match) ||
|
||||
(sscanf(buf, "%*d packets transmitted, %*d received, %d%% loss, time%n", &result.packet_loss, &match) && match) ||
|
||||
(sscanf(buf, "%*d packets transmitted, %*d received, %d%% packet loss, time%n", &result.packet_loss, &match) && match) ||
|
||||
(sscanf(buf, "%*d packets transmitted, %*d received, +%*d errors, %d%% packet loss%n", &result.packet_loss, &match) && match) ||
|
||||
(sscanf(buf, "%*d packets transmitted %*d received, +%*d errors, %d%% packet loss%n", &result.packet_loss, &match) && match) ||
|
||||
(sscanf(buf, "%*[^(](%d%% %*[^)])%n", &result.packet_loss, &match) && match)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
/* get the round trip average */
|
||||
if ((sscanf(buf, "round-trip min/avg/max = %*f/%f/%*f%n", &round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "round-trip min/avg/max/mdev = %*f/%f/%*f/%*f%n", &round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "round-trip min/avg/max/sdev = %*f/%f/%*f/%*f%n", &round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "round-trip min/avg/max/stddev = %*f/%f/%*f/%*f%n", &round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "round-trip min/avg/max/std-dev = %*f/%f/%*f/%*f%n", &round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "round-trip (ms) min/avg/max = %*f/%f/%*f%n", &round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "round-trip (ms) min/avg/max/stddev = %*f/%f/%*f/%*f%n", &round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "rtt min/avg/max/mdev = %*f/%f/%*f/%*f ms%n", &round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "%*[^=] = %*fms, %*[^=] = %*fms, %*[^=] = %fms%n", &round_trip_average, &match) && match)) {
|
||||
if ((sscanf(buf, "round-trip min/avg/max = %*f/%lf/%*f%n", &result.round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "round-trip min/avg/max/mdev = %*f/%lf/%*f/%*f%n", &result.round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "round-trip min/avg/max/sdev = %*f/%lf/%*f/%*f%n", &result.round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "round-trip min/avg/max/stddev = %*f/%lf/%*f/%*f%n", &result.round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "round-trip min/avg/max/std-dev = %*f/%lf/%*f/%*f%n", &result.round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "round-trip (ms) min/avg/max = %*f/%lf/%*f%n", &result.round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "round-trip (ms) min/avg/max/stddev = %*f/%lf/%*f/%*f%n", &result.round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "rtt min/avg/max/mdev = %*f/%lf/%*f/%*f ms%n", &result.round_trip_average, &match) && match) ||
|
||||
(sscanf(buf, "%*[^=] = %*fms, %*[^=] = %*fms, %*[^=] = %lfms%n", &result.round_trip_average, &match) && match)) {
|
||||
continue;
|
||||
}
|
||||
}
|
||||
|
||||
/* this is needed because there is no rta if all packets are lost */
|
||||
if (packet_loss == 100) {
|
||||
round_trip_average = crta;
|
||||
if (result.packet_loss == 100) {
|
||||
result.round_trip_average = crta;
|
||||
}
|
||||
|
||||
/* check stderr, setting at least WARNING if there is output here */
|
||||
|
|
@ -492,8 +515,8 @@ int run_ping(const char *cmd, const char *addr) {
|
|||
if (verbose >= 3) {
|
||||
printf("Got stderr: %s", buf);
|
||||
}
|
||||
if ((result = error_scan(buf, addr)) == STATE_OK) {
|
||||
result = STATE_WARNING;
|
||||
if ((result.state = error_scan(buf, addr)) == STATE_OK) {
|
||||
result.state = STATE_WARNING;
|
||||
if (warn_text == NULL) {
|
||||
warn_text = strdup(_("System call sent warnings to stderr "));
|
||||
} else {
|
||||
|
|
@ -514,7 +537,7 @@ int run_ping(const char *cmd, const char *addr) {
|
|||
return result;
|
||||
}
|
||||
|
||||
int error_scan(char buf[MAX_INPUT_BUFFER], const char *addr) {
|
||||
mp_state_enum error_scan(char buf[MAX_INPUT_BUFFER], const char *addr) {
|
||||
if (strstr(buf, "Network is unreachable") || strstr(buf, "Destination Net Unreachable") || strstr(buf, "No route")) {
|
||||
die(STATE_CRITICAL, _("CRITICAL - Network Unreachable (%s)\n"), addr);
|
||||
} else if (strstr(buf, "Destination Host Unreachable") || strstr(buf, "Address unreachable")) {
|
||||
|
|
@ -543,10 +566,10 @@ int error_scan(char buf[MAX_INPUT_BUFFER], const char *addr) {
|
|||
} else if (!strstr(warn_text, _(WARN_DUPLICATES)) && xasprintf(&warn_text, "%s %s", warn_text, _(WARN_DUPLICATES)) == -1) {
|
||||
die(STATE_UNKNOWN, _("Unable to realloc warn_text\n"));
|
||||
}
|
||||
return (STATE_WARNING);
|
||||
return STATE_WARNING;
|
||||
}
|
||||
|
||||
return (STATE_OK);
|
||||
return STATE_OK;
|
||||
}
|
||||
|
||||
void print_help(void) {
|
||||
|
|
|
|||
46
plugins/check_ping.d/config.h
Normal file
46
plugins/check_ping.d/config.h
Normal file
|
|
@ -0,0 +1,46 @@
|
|||
#pragma once
|
||||
|
||||
#include "../../config.h"
|
||||
#include <stddef.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
enum {
|
||||
UNKNOWN_PACKET_LOSS = 200, /* 200% */
|
||||
DEFAULT_MAX_PACKETS = 5 /* default no. of ICMP ECHO packets */
|
||||
};
|
||||
|
||||
#define UNKNOWN_TRIP_TIME -1.0 /* -1 seconds */
|
||||
|
||||
#define MAX_ADDR_START 1
|
||||
|
||||
typedef struct {
|
||||
bool display_html;
|
||||
int max_packets;
|
||||
|
||||
char **addresses;
|
||||
size_t n_addresses;
|
||||
|
||||
int wpl;
|
||||
int cpl;
|
||||
double wrta;
|
||||
double crta;
|
||||
} check_ping_config;
|
||||
|
||||
check_ping_config check_ping_config_init() {
|
||||
check_ping_config tmp = {
|
||||
.display_html = false,
|
||||
.max_packets = -1,
|
||||
|
||||
.addresses = NULL,
|
||||
.n_addresses = 0,
|
||||
|
||||
.wpl = UNKNOWN_PACKET_LOSS,
|
||||
.cpl = UNKNOWN_PACKET_LOSS,
|
||||
.wrta = UNKNOWN_TRIP_TIME,
|
||||
.crta = UNKNOWN_TRIP_TIME,
|
||||
};
|
||||
|
||||
tmp.addresses = calloc(MAX_ADDR_START, sizeof(char *));
|
||||
tmp.addresses[0] = NULL;
|
||||
return tmp;
|
||||
}
|
||||
Loading…
Reference in a new issue