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check_ntp_peer: clang-format
This commit is contained in:
RincewindsHat
parent
1868ea7725
commit
5763575ff5
1 changed files with 293 additions and 293 deletions
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@ -1,39 +1,39 @@
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/*****************************************************************************
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*
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* Monitoring check_ntp_peer plugin
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*
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* License: GPL
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* Copyright (c) 2006 Sean Finney <seanius@seanius.net>
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* Copyright (c) 2006-2008 Monitoring Plugins Development Team
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*
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* Description:
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*
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* This file contains the check_ntp_peer plugin
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*
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* This plugin checks an NTP server independent of any commandline
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* programs or external libraries.
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*
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* Use this plugin to check the health of an NTP server. It supports
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* checking the offset with the sync peer, the jitter and stratum. This
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* plugin will not check the clock offset between the local host and NTP
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* server; please use check_ntp_time for that purpose.
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*
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*
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*****************************************************************************/
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*
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* Monitoring check_ntp_peer plugin
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*
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* License: GPL
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* Copyright (c) 2006 Sean Finney <seanius@seanius.net>
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* Copyright (c) 2006-2008 Monitoring Plugins Development Team
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*
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* Description:
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*
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* This file contains the check_ntp_peer plugin
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*
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* This plugin checks an NTP server independent of any commandline
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* programs or external libraries.
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*
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* Use this plugin to check the health of an NTP server. It supports
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* checking the offset with the sync peer, the jitter and stratum. This
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* plugin will not check the clock offset between the local host and NTP
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* server; please use check_ntp_time for that purpose.
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*
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*
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*****************************************************************************/
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const char *progname = "check_ntp_peer";
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const char *copyright = "2006-2008";
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@ -43,46 +43,46 @@ const char *email = "devel@monitoring-plugins.org";
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#include "netutils.h"
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#include "utils.h"
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static char *server_address=NULL;
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static int port=123;
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static int verbose=0;
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static char *server_address = NULL;
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static int port = 123;
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static int verbose = 0;
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static bool quiet = false;
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static char *owarn="60";
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static char *ocrit="120";
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static char *owarn = "60";
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static char *ocrit = "120";
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static bool do_stratum = false;
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static char *swarn="-1:16";
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static char *scrit="-1:16";
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static char *swarn = "-1:16";
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static char *scrit = "-1:16";
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static bool do_jitter = false;
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static char *jwarn="-1:5000";
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static char *jcrit="-1:10000";
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static char *jwarn = "-1:5000";
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static char *jcrit = "-1:10000";
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static bool do_truechimers = false;
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static char *twarn="0:";
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static char *tcrit="0:";
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static char *twarn = "0:";
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static char *tcrit = "0:";
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static bool syncsource_found = false;
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static bool li_alarm = false;
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int process_arguments (int, char **);
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int process_arguments(int, char **);
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thresholds *offset_thresholds = NULL;
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thresholds *jitter_thresholds = NULL;
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thresholds *stratum_thresholds = NULL;
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thresholds *truechimer_thresholds = NULL;
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void print_help (void);
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void print_usage (void);
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void print_help(void);
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void print_usage(void);
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/* max size of control message data */
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#define MAX_CM_SIZE 468
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/* this structure holds everything in an ntp control message as per rfc1305 */
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typedef struct {
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uint8_t flags; /* byte with leapindicator,vers,mode. see macros */
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uint8_t op; /* R,E,M bits and Opcode */
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uint16_t seq; /* Packet sequence */
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uint16_t status; /* Clock status */
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uint16_t assoc; /* Association */
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uint16_t offset; /* Similar to TCP sequence # */
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uint16_t count; /* # bytes of data */
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uint8_t flags; /* byte with leapindicator,vers,mode. see macros */
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uint8_t op; /* R,E,M bits and Opcode */
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uint16_t seq; /* Packet sequence */
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uint16_t status; /* Clock status */
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uint16_t assoc; /* Association */
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uint16_t offset; /* Similar to TCP sequence # */
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uint16_t count; /* # bytes of data */
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char data[MAX_CM_SIZE]; /* ASCII data of the request */
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/* NB: not necessarily NULL terminated! */
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/* NB: not necessarily NULL terminated! */
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} ntp_control_message;
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/* this is an association/status-word pair found in control packet responses */
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@ -93,82 +93,98 @@ typedef struct {
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/* bits 1,2 are the leap indicator */
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#define LI_MASK 0xc0
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#define LI(x) ((x&LI_MASK)>>6)
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#define LI_SET(x,y) do{ x |= ((y<<6)&LI_MASK); }while(0)
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#define LI(x) ((x & LI_MASK) >> 6)
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#define LI_SET(x, y) \
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do { \
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x |= ((y << 6) & LI_MASK); \
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} while (0)
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/* and these are the values of the leap indicator */
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#define LI_NOWARNING 0x00
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#define LI_EXTRASEC 0x01
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#define LI_NOWARNING 0x00
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#define LI_EXTRASEC 0x01
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#define LI_MISSINGSEC 0x02
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#define LI_ALARM 0x03
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#define LI_ALARM 0x03
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/* bits 3,4,5 are the ntp version */
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#define VN_MASK 0x38
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#define VN(x) ((x&VN_MASK)>>3)
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#define VN_SET(x,y) do{ x |= ((y<<3)&VN_MASK); }while(0)
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#define VN(x) ((x & VN_MASK) >> 3)
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#define VN_SET(x, y) \
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do { \
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x |= ((y << 3) & VN_MASK); \
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} while (0)
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#define VN_RESERVED 0x02
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/* bits 6,7,8 are the ntp mode */
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#define MODE_MASK 0x07
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#define MODE(x) (x&MODE_MASK)
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#define MODE_SET(x,y) do{ x |= (y&MODE_MASK); }while(0)
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#define MODE(x) (x & MODE_MASK)
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#define MODE_SET(x, y) \
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do { \
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x |= (y & MODE_MASK); \
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} while (0)
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/* here are some values */
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#define MODE_CLIENT 0x03
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#define MODE_CLIENT 0x03
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#define MODE_CONTROLMSG 0x06
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/* In control message, bits 8-10 are R,E,M bits */
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#define REM_MASK 0xe0
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#define REM_RESP 0x80
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#define REM_MASK 0xe0
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#define REM_RESP 0x80
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#define REM_ERROR 0x40
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#define REM_MORE 0x20
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#define REM_MORE 0x20
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/* In control message, bits 11 - 15 are opcode */
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#define OP_MASK 0x1f
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#define OP_SET(x,y) do{ x |= (y&OP_MASK); }while(0)
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#define OP_SET(x, y) \
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do { \
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x |= (y & OP_MASK); \
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} while (0)
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#define OP_READSTAT 0x01
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#define OP_READVAR 0x02
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/* In peer status bytes, bits 6,7,8 determine clock selection status */
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#define PEER_SEL(x) ((ntohs(x)>>8)&0x07)
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#define PEER_SEL(x) ((ntohs(x) >> 8) & 0x07)
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#define PEER_TRUECHIMER 0x02
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#define PEER_INCLUDED 0x04
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#define PEER_INCLUDED 0x04
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#define PEER_SYNCSOURCE 0x06
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/* NTP control message header is 12 bytes, plus any data in the data
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* field, plus null padding to the nearest 32-bit boundary per rfc.
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*/
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#define SIZEOF_NTPCM(m) (12+ntohs(m.count)+((ntohs(m.count)%4)?4-(ntohs(m.count)%4):0))
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#define SIZEOF_NTPCM(m) (12 + ntohs(m.count) + ((ntohs(m.count) % 4) ? 4 - (ntohs(m.count) % 4) : 0))
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/* finally, a little helper or two for debugging: */
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#define DBG(x) do{if(verbose>1){ x; }}while(0);
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#define PRINTSOCKADDR(x) \
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do{ \
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printf("%u.%u.%u.%u", (x>>24)&0xff, (x>>16)&0xff, (x>>8)&0xff, x&0xff);\
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}while(0);
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#define DBG(x) \
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do { \
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if (verbose > 1) { \
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x; \
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} \
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} while (0);
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#define PRINTSOCKADDR(x) \
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do { \
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printf("%u.%u.%u.%u", (x >> 24) & 0xff, (x >> 16) & 0xff, (x >> 8) & 0xff, x & 0xff); \
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} while (0);
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void print_ntp_control_message(const ntp_control_message *p){
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int i=0, numpeers=0;
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const ntp_assoc_status_pair *peer=NULL;
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void print_ntp_control_message(const ntp_control_message *p) {
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int i = 0, numpeers = 0;
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const ntp_assoc_status_pair *peer = NULL;
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printf("control packet contents:\n");
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printf("\tflags: 0x%.2x , 0x%.2x\n", p->flags, p->op);
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printf("\t li=%d (0x%.2x)\n", LI(p->flags), p->flags&LI_MASK);
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printf("\t vn=%d (0x%.2x)\n", VN(p->flags), p->flags&VN_MASK);
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printf("\t mode=%d (0x%.2x)\n", MODE(p->flags), p->flags&MODE_MASK);
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printf("\t response=%d (0x%.2x)\n", (p->op&REM_RESP)>0, p->op&REM_RESP);
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printf("\t more=%d (0x%.2x)\n", (p->op&REM_MORE)>0, p->op&REM_MORE);
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printf("\t error=%d (0x%.2x)\n", (p->op&REM_ERROR)>0, p->op&REM_ERROR);
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printf("\t op=%d (0x%.2x)\n", p->op&OP_MASK, p->op&OP_MASK);
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printf("\t li=%d (0x%.2x)\n", LI(p->flags), p->flags & LI_MASK);
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printf("\t vn=%d (0x%.2x)\n", VN(p->flags), p->flags & VN_MASK);
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printf("\t mode=%d (0x%.2x)\n", MODE(p->flags), p->flags & MODE_MASK);
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printf("\t response=%d (0x%.2x)\n", (p->op & REM_RESP) > 0, p->op & REM_RESP);
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printf("\t more=%d (0x%.2x)\n", (p->op & REM_MORE) > 0, p->op & REM_MORE);
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printf("\t error=%d (0x%.2x)\n", (p->op & REM_ERROR) > 0, p->op & REM_ERROR);
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printf("\t op=%d (0x%.2x)\n", p->op & OP_MASK, p->op & OP_MASK);
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printf("\tsequence: %d (0x%.2x)\n", ntohs(p->seq), ntohs(p->seq));
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printf("\tstatus: %d (0x%.2x)\n", ntohs(p->status), ntohs(p->status));
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printf("\tassoc: %d (0x%.2x)\n", ntohs(p->assoc), ntohs(p->assoc));
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printf("\toffset: %d (0x%.2x)\n", ntohs(p->offset), ntohs(p->offset));
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printf("\tcount: %d (0x%.2x)\n", ntohs(p->count), ntohs(p->count));
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numpeers=ntohs(p->count)/(sizeof(ntp_assoc_status_pair));
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if(p->op&REM_RESP && p->op&OP_READSTAT){
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peer=(ntp_assoc_status_pair*)p->data;
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for(i=0;i<numpeers;i++){
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printf("\tpeer id %.2x status %.2x",
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ntohs(peer[i].assoc), ntohs(peer[i].status));
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if(PEER_SEL(peer[i].status) >= PEER_SYNCSOURCE){
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numpeers = ntohs(p->count) / (sizeof(ntp_assoc_status_pair));
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if (p->op & REM_RESP && p->op & OP_READSTAT) {
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peer = (ntp_assoc_status_pair *)p->data;
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for (i = 0; i < numpeers; i++) {
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printf("\tpeer id %.2x status %.2x", ntohs(peer[i].assoc), ntohs(peer[i].status));
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if (PEER_SEL(peer[i].status) >= PEER_SYNCSOURCE) {
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printf(" <-- current sync source");
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} else if(PEER_SEL(peer[i].status) >= PEER_INCLUDED){
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} else if (PEER_SEL(peer[i].status) >= PEER_INCLUDED) {
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printf(" <-- current sync candidate");
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} else if(PEER_SEL(peer[i].status) >= PEER_TRUECHIMER){
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} else if (PEER_SEL(peer[i].status) >= PEER_TRUECHIMER) {
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printf(" <-- outlyer, but truechimer");
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}
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printf("\n");
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@ -176,8 +192,7 @@ void print_ntp_control_message(const ntp_control_message *p){
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}
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}
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void
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setup_control_request(ntp_control_message *p, uint8_t opcode, uint16_t seq){
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void setup_control_request(ntp_control_message *p, uint8_t opcode, uint16_t seq) {
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memset(p, 0, sizeof(ntp_control_message));
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LI_SET(p->flags, LI_NOWARNING);
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VN_SET(p->flags, VN_RESERVED);
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@ -198,13 +213,13 @@ setup_control_request(ntp_control_message *p, uint8_t opcode, uint16_t seq){
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* status is pretty much useless as syncsource_found is a global variable
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* used later in main to check is the server was synchronized. It works
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* so I left it alone */
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int ntp_request(double *offset, int *offset_result, double *jitter, int *stratum, int *num_truechimers){
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int conn=-1, i, npeers=0, num_candidates=0;
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int ntp_request(double *offset, int *offset_result, double *jitter, int *stratum, int *num_truechimers) {
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int conn = -1, i, npeers = 0, num_candidates = 0;
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double tmp_offset = 0;
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int min_peer_sel=PEER_INCLUDED;
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int peers_size=0, peer_offset=0;
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int min_peer_sel = PEER_INCLUDED;
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int peers_size = 0, peer_offset = 0;
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int status;
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ntp_assoc_status_pair *peers=NULL;
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ntp_assoc_status_pair *peers = NULL;
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ntp_control_message req;
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const char *getvar = "stratum,offset,jitter";
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char *data, *value, *nptr;
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@ -235,7 +250,7 @@ int ntp_request(double *offset, int *offset_result, double *jitter, int *stratum
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/* keep sending requests until the server stops setting the
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* REM_MORE bit, though usually this is only 1 packet. */
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do{
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do {
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setup_control_request(&req, OP_READSTAT, 1);
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DBG(printf("sending READSTAT request"));
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write(conn, &req, SIZEOF_NTPCM(req));
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@ -243,63 +258,68 @@ int ntp_request(double *offset, int *offset_result, double *jitter, int *stratum
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do {
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/* Attempt to read the largest size packet possible */
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req.count=htons(MAX_CM_SIZE);
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req.count = htons(MAX_CM_SIZE);
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DBG(printf("receiving READSTAT response"))
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if(read(conn, &req, SIZEOF_NTPCM(req)) == -1)
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if (read(conn, &req, SIZEOF_NTPCM(req)) == -1)
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die(STATE_CRITICAL, "NTP CRITICAL: No response from NTP server\n");
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DBG(print_ntp_control_message(&req));
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/* discard obviously invalid packets */
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if (ntohs(req.count) > MAX_CM_SIZE)
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die(STATE_CRITICAL, "NTP CRITICAL: Invalid packet received from NTP server\n");
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} while (!(req.op&OP_READSTAT && ntohs(req.seq) == 1));
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} while (!(req.op & OP_READSTAT && ntohs(req.seq) == 1));
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if (LI(req.flags) == LI_ALARM) li_alarm = true;
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if (LI(req.flags) == LI_ALARM)
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li_alarm = true;
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/* Each peer identifier is 4 bytes in the data section, which
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* we represent as a ntp_assoc_status_pair datatype.
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*/
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peers_size+=ntohs(req.count);
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if((tmp=realloc(peers, peers_size)) == NULL)
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* we represent as a ntp_assoc_status_pair datatype.
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*/
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peers_size += ntohs(req.count);
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if ((tmp = realloc(peers, peers_size)) == NULL)
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free(peers), die(STATE_UNKNOWN, "can not (re)allocate 'peers' buffer\n");
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peers=tmp;
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memcpy((void*)((ptrdiff_t)peers+peer_offset), (void*)req.data, ntohs(req.count));
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npeers=peers_size/sizeof(ntp_assoc_status_pair);
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peer_offset+=ntohs(req.count);
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} while(req.op&REM_MORE);
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peers = tmp;
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memcpy((void *)((ptrdiff_t)peers + peer_offset), (void *)req.data, ntohs(req.count));
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npeers = peers_size / sizeof(ntp_assoc_status_pair);
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peer_offset += ntohs(req.count);
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} while (req.op & REM_MORE);
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/* first, let's find out if we have a sync source, or if there are
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* at least some candidates. In the latter case we'll issue
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* a warning but go ahead with the check on them. */
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for (i = 0; i < npeers; i++){
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if(PEER_SEL(peers[i].status) >= PEER_TRUECHIMER){
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for (i = 0; i < npeers; i++) {
|
||||
if (PEER_SEL(peers[i].status) >= PEER_TRUECHIMER) {
|
||||
(*num_truechimers)++;
|
||||
if(PEER_SEL(peers[i].status) >= PEER_INCLUDED){
|
||||
if (PEER_SEL(peers[i].status) >= PEER_INCLUDED) {
|
||||
num_candidates++;
|
||||
if(PEER_SEL(peers[i].status) >= PEER_SYNCSOURCE){
|
||||
if (PEER_SEL(peers[i].status) >= PEER_SYNCSOURCE) {
|
||||
syncsource_found = true;
|
||||
min_peer_sel=PEER_SYNCSOURCE;
|
||||
min_peer_sel = PEER_SYNCSOURCE;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
if(verbose) printf("%d candidate peers available\n", num_candidates);
|
||||
if(verbose && syncsource_found) printf("synchronization source found\n");
|
||||
if(! syncsource_found){
|
||||
if (verbose)
|
||||
printf("%d candidate peers available\n", num_candidates);
|
||||
if (verbose && syncsource_found)
|
||||
printf("synchronization source found\n");
|
||||
if (!syncsource_found) {
|
||||
status = STATE_WARNING;
|
||||
if(verbose) printf("warning: no synchronization source found\n");
|
||||
if (verbose)
|
||||
printf("warning: no synchronization source found\n");
|
||||
}
|
||||
if(li_alarm){
|
||||
if (li_alarm) {
|
||||
status = STATE_WARNING;
|
||||
if(verbose) printf("warning: LI_ALARM bit is set\n");
|
||||
if (verbose)
|
||||
printf("warning: LI_ALARM bit is set\n");
|
||||
}
|
||||
|
||||
|
||||
for (i = 0; i < npeers; i++){
|
||||
for (i = 0; i < npeers; i++) {
|
||||
/* Only query this server if it is the current sync source */
|
||||
/* If there's no sync.peer, query all candidates and use the best one */
|
||||
if (PEER_SEL(peers[i].status) >= min_peer_sel){
|
||||
if(verbose) printf("Getting offset, jitter and stratum for peer %.2x\n", ntohs(peers[i].assoc));
|
||||
if (PEER_SEL(peers[i].status) >= min_peer_sel) {
|
||||
if (verbose)
|
||||
printf("Getting offset, jitter and stratum for peer %.2x\n", ntohs(peers[i].assoc));
|
||||
xasprintf(&data, "");
|
||||
do{
|
||||
do {
|
||||
setup_control_request(&req, OP_READVAR, 2);
|
||||
req.assoc = peers[i].assoc;
|
||||
/* Putting the wanted variable names in the request
|
||||
|
|
@ -309,7 +329,7 @@ int ntp_request(double *offset, int *offset_result, double *jitter, int *stratum
|
|||
*/
|
||||
/* Older servers doesn't know what jitter is, so if we get an
|
||||
* error on the first pass we redo it with "dispersion" */
|
||||
strncpy(req.data, getvar, MAX_CM_SIZE-1);
|
||||
strncpy(req.data, getvar, MAX_CM_SIZE - 1);
|
||||
req.count = htons(strlen(getvar));
|
||||
DBG(printf("sending READVAR request...\n"));
|
||||
write(conn, &req, SIZEOF_NTPCM(req));
|
||||
|
|
@ -320,44 +340,49 @@ int ntp_request(double *offset, int *offset_result, double *jitter, int *stratum
|
|||
DBG(printf("receiving READVAR response...\n"));
|
||||
read(conn, &req, SIZEOF_NTPCM(req));
|
||||
DBG(print_ntp_control_message(&req));
|
||||
} while (!(req.op&OP_READVAR && ntohs(req.seq) == 2));
|
||||
} while (!(req.op & OP_READVAR && ntohs(req.seq) == 2));
|
||||
|
||||
if(!(req.op&REM_ERROR))
|
||||
if (!(req.op & REM_ERROR))
|
||||
xasprintf(&data, "%s%s", data, req.data);
|
||||
} while(req.op&REM_MORE);
|
||||
} while (req.op & REM_MORE);
|
||||
|
||||
if(req.op&REM_ERROR) {
|
||||
if(strstr(getvar, "jitter")) {
|
||||
if(verbose) printf("The command failed. This is usually caused by servers refusing the 'jitter'\nvariable. Restarting with 'dispersion'...\n");
|
||||
if (req.op & REM_ERROR) {
|
||||
if (strstr(getvar, "jitter")) {
|
||||
if (verbose)
|
||||
printf("The command failed. This is usually caused by servers refusing the 'jitter'\nvariable. Restarting with "
|
||||
"'dispersion'...\n");
|
||||
getvar = "stratum,offset,dispersion";
|
||||
i--;
|
||||
continue;
|
||||
} else if(strlen(getvar)) {
|
||||
if(verbose) printf("Server didn't like dispersion either; will retrieve everything\n");
|
||||
} else if (strlen(getvar)) {
|
||||
if (verbose)
|
||||
printf("Server didn't like dispersion either; will retrieve everything\n");
|
||||
getvar = "";
|
||||
i--;
|
||||
continue;
|
||||
}
|
||||
}
|
||||
|
||||
if(verbose > 1)
|
||||
if (verbose > 1)
|
||||
printf("Server responded: >>>%s<<<\n", data);
|
||||
|
||||
/* get the offset */
|
||||
if(verbose)
|
||||
if (verbose)
|
||||
printf("parsing offset from peer %.2x: ", ntohs(peers[i].assoc));
|
||||
|
||||
value = np_extract_ntpvar(data, "offset");
|
||||
nptr=NULL;
|
||||
nptr = NULL;
|
||||
/* Convert the value if we have one */
|
||||
if(value != NULL)
|
||||
if (value != NULL)
|
||||
tmp_offset = strtod(value, &nptr) / 1000;
|
||||
/* If value is null or no conversion was performed */
|
||||
if(value == NULL || value==nptr) {
|
||||
if(verbose) printf("error: unable to read server offset response.\n");
|
||||
if (value == NULL || value == nptr) {
|
||||
if (verbose)
|
||||
printf("error: unable to read server offset response.\n");
|
||||
} else {
|
||||
if(verbose) printf("%.10g\n", tmp_offset);
|
||||
if(*offset_result == STATE_UNKNOWN || fabs(tmp_offset) < fabs(*offset)) {
|
||||
if (verbose)
|
||||
printf("%.10g\n", tmp_offset);
|
||||
if (*offset_result == STATE_UNKNOWN || fabs(tmp_offset) < fabs(*offset)) {
|
||||
*offset = tmp_offset;
|
||||
*offset_result = STATE_OK;
|
||||
} else {
|
||||
|
|
@ -366,81 +391,72 @@ int ntp_request(double *offset, int *offset_result, double *jitter, int *stratum
|
|||
}
|
||||
}
|
||||
|
||||
if(do_jitter) {
|
||||
if (do_jitter) {
|
||||
/* get the jitter */
|
||||
if(verbose) {
|
||||
printf("parsing %s from peer %.2x: ", strstr(getvar, "dispersion") != NULL ? "dispersion" : "jitter", ntohs(peers[i].assoc));
|
||||
if (verbose) {
|
||||
printf("parsing %s from peer %.2x: ", strstr(getvar, "dispersion") != NULL ? "dispersion" : "jitter",
|
||||
ntohs(peers[i].assoc));
|
||||
}
|
||||
value = np_extract_ntpvar(data, strstr(getvar, "dispersion") != NULL ? "dispersion" : "jitter");
|
||||
nptr=NULL;
|
||||
nptr = NULL;
|
||||
/* Convert the value if we have one */
|
||||
if(value != NULL)
|
||||
if (value != NULL)
|
||||
*jitter = strtod(value, &nptr);
|
||||
/* If value is null or no conversion was performed */
|
||||
if(value == NULL || value==nptr) {
|
||||
if(verbose) printf("error: unable to read server jitter/dispersion response.\n");
|
||||
if (value == NULL || value == nptr) {
|
||||
if (verbose)
|
||||
printf("error: unable to read server jitter/dispersion response.\n");
|
||||
*jitter = -1;
|
||||
} else if(verbose) {
|
||||
} else if (verbose) {
|
||||
printf("%.10g\n", *jitter);
|
||||
}
|
||||
}
|
||||
|
||||
if(do_stratum) {
|
||||
if (do_stratum) {
|
||||
/* get the stratum */
|
||||
if(verbose) {
|
||||
if (verbose) {
|
||||
printf("parsing stratum from peer %.2x: ", ntohs(peers[i].assoc));
|
||||
}
|
||||
value = np_extract_ntpvar(data, "stratum");
|
||||
nptr=NULL;
|
||||
nptr = NULL;
|
||||
/* Convert the value if we have one */
|
||||
if(value != NULL)
|
||||
if (value != NULL)
|
||||
*stratum = strtol(value, &nptr, 10);
|
||||
if(value == NULL || value==nptr) {
|
||||
if(verbose) printf("error: unable to read server stratum response.\n");
|
||||
if (value == NULL || value == nptr) {
|
||||
if (verbose)
|
||||
printf("error: unable to read server stratum response.\n");
|
||||
*stratum = -1;
|
||||
} else {
|
||||
if(verbose) printf("%i\n", *stratum);
|
||||
if (verbose)
|
||||
printf("%i\n", *stratum);
|
||||
}
|
||||
}
|
||||
} /* if (PEER_SEL(peers[i].status) >= min_peer_sel) */
|
||||
} /* for (i = 0; i < npeers; i++) */
|
||||
} /* for (i = 0; i < npeers; i++) */
|
||||
|
||||
close(conn);
|
||||
if(peers!=NULL) free(peers);
|
||||
if (peers != NULL)
|
||||
free(peers);
|
||||
|
||||
return status;
|
||||
}
|
||||
|
||||
int process_arguments(int argc, char **argv){
|
||||
int process_arguments(int argc, char **argv) {
|
||||
int c;
|
||||
int option=0;
|
||||
int option = 0;
|
||||
static struct option longopts[] = {
|
||||
{"version", no_argument, 0, 'V'},
|
||||
{"help", no_argument, 0, 'h'},
|
||||
{"verbose", no_argument, 0, 'v'},
|
||||
{"use-ipv4", no_argument, 0, '4'},
|
||||
{"use-ipv6", no_argument, 0, '6'},
|
||||
{"quiet", no_argument, 0, 'q'},
|
||||
{"warning", required_argument, 0, 'w'},
|
||||
{"critical", required_argument, 0, 'c'},
|
||||
{"swarn", required_argument, 0, 'W'},
|
||||
{"scrit", required_argument, 0, 'C'},
|
||||
{"jwarn", required_argument, 0, 'j'},
|
||||
{"jcrit", required_argument, 0, 'k'},
|
||||
{"twarn", required_argument, 0, 'm'},
|
||||
{"tcrit", required_argument, 0, 'n'},
|
||||
{"timeout", required_argument, 0, 't'},
|
||||
{"hostname", required_argument, 0, 'H'},
|
||||
{"port", required_argument, 0, 'p'},
|
||||
{0, 0, 0, 0}
|
||||
};
|
||||
|
||||
{"version", no_argument, 0, 'V'}, {"help", no_argument, 0, 'h'}, {"verbose", no_argument, 0, 'v'},
|
||||
{"use-ipv4", no_argument, 0, '4'}, {"use-ipv6", no_argument, 0, '6'}, {"quiet", no_argument, 0, 'q'},
|
||||
{"warning", required_argument, 0, 'w'}, {"critical", required_argument, 0, 'c'}, {"swarn", required_argument, 0, 'W'},
|
||||
{"scrit", required_argument, 0, 'C'}, {"jwarn", required_argument, 0, 'j'}, {"jcrit", required_argument, 0, 'k'},
|
||||
{"twarn", required_argument, 0, 'm'}, {"tcrit", required_argument, 0, 'n'}, {"timeout", required_argument, 0, 't'},
|
||||
{"hostname", required_argument, 0, 'H'}, {"port", required_argument, 0, 'p'}, {0, 0, 0, 0}};
|
||||
|
||||
if (argc < 2)
|
||||
usage ("\n");
|
||||
usage("\n");
|
||||
|
||||
while (true) {
|
||||
c = getopt_long (argc, argv, "Vhv46qw:c:W:C:j:k:m:n:t:H:p:", longopts, &option);
|
||||
c = getopt_long(argc, argv, "Vhv46qw:c:W:C:j:k:m:n:t:H:p:", longopts, &option);
|
||||
if (c == -1 || c == EOF || c == 1)
|
||||
break;
|
||||
|
||||
|
|
@ -490,15 +506,15 @@ int process_arguments(int argc, char **argv){
|
|||
tcrit = optarg;
|
||||
break;
|
||||
case 'H':
|
||||
if(!is_host(optarg))
|
||||
if (!is_host(optarg))
|
||||
usage2(_("Invalid hostname/address"), optarg);
|
||||
server_address = strdup(optarg);
|
||||
break;
|
||||
case 'p':
|
||||
port=atoi(optarg);
|
||||
port = atoi(optarg);
|
||||
break;
|
||||
case 't':
|
||||
socket_timeout=atoi(optarg);
|
||||
socket_timeout = atoi(optarg);
|
||||
break;
|
||||
case '4':
|
||||
address_family = AF_INET;
|
||||
|
|
@ -507,69 +523,57 @@ int process_arguments(int argc, char **argv){
|
|||
#ifdef USE_IPV6
|
||||
address_family = AF_INET6;
|
||||
#else
|
||||
usage4 (_("IPv6 support not available"));
|
||||
usage4(_("IPv6 support not available"));
|
||||
#endif
|
||||
break;
|
||||
case '?':
|
||||
/* print short usage statement if args not parsable */
|
||||
usage5 ();
|
||||
usage5();
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if(server_address == NULL){
|
||||
if (server_address == NULL) {
|
||||
usage4(_("Hostname was not supplied"));
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
char *perfd_offset (double offset)
|
||||
{
|
||||
return fperfdata ("offset", offset, "s",
|
||||
true, offset_thresholds->warning->end,
|
||||
true, offset_thresholds->critical->end,
|
||||
false, 0, false, 0);
|
||||
char *perfd_offset(double offset) {
|
||||
return fperfdata("offset", offset, "s", true, offset_thresholds->warning->end, true, offset_thresholds->critical->end, false, 0, false,
|
||||
0);
|
||||
}
|
||||
|
||||
char *perfd_jitter (double jitter)
|
||||
{
|
||||
return fperfdata ("jitter", jitter, "",
|
||||
do_jitter, jitter_thresholds->warning->end,
|
||||
do_jitter, jitter_thresholds->critical->end,
|
||||
true, 0, false, 0);
|
||||
char *perfd_jitter(double jitter) {
|
||||
return fperfdata("jitter", jitter, "", do_jitter, jitter_thresholds->warning->end, do_jitter, jitter_thresholds->critical->end, true, 0,
|
||||
false, 0);
|
||||
}
|
||||
|
||||
char *perfd_stratum (int stratum)
|
||||
{
|
||||
return perfdata ("stratum", stratum, "",
|
||||
do_stratum, (int)stratum_thresholds->warning->end,
|
||||
do_stratum, (int)stratum_thresholds->critical->end,
|
||||
true, 0, true, 16);
|
||||
char *perfd_stratum(int stratum) {
|
||||
return perfdata("stratum", stratum, "", do_stratum, (int)stratum_thresholds->warning->end, do_stratum,
|
||||
(int)stratum_thresholds->critical->end, true, 0, true, 16);
|
||||
}
|
||||
|
||||
char *perfd_truechimers (int num_truechimers)
|
||||
{
|
||||
return perfdata ("truechimers", num_truechimers, "",
|
||||
do_truechimers, (int)truechimer_thresholds->warning->end,
|
||||
do_truechimers, (int)truechimer_thresholds->critical->end,
|
||||
true, 0, false, 0);
|
||||
char *perfd_truechimers(int num_truechimers) {
|
||||
return perfdata("truechimers", num_truechimers, "", do_truechimers, (int)truechimer_thresholds->warning->end, do_truechimers,
|
||||
(int)truechimer_thresholds->critical->end, true, 0, false, 0);
|
||||
}
|
||||
|
||||
int main(int argc, char *argv[]){
|
||||
int main(int argc, char *argv[]) {
|
||||
int result, offset_result, stratum, num_truechimers;
|
||||
double offset=0, jitter=0;
|
||||
double offset = 0, jitter = 0;
|
||||
char *result_line, *perfdata_line;
|
||||
|
||||
setlocale (LC_ALL, "");
|
||||
bindtextdomain (PACKAGE, LOCALEDIR);
|
||||
textdomain (PACKAGE);
|
||||
setlocale(LC_ALL, "");
|
||||
bindtextdomain(PACKAGE, LOCALEDIR);
|
||||
textdomain(PACKAGE);
|
||||
|
||||
/* Parse extra opts if any */
|
||||
argv=np_extra_opts (&argc, argv, progname);
|
||||
argv = np_extra_opts(&argc, argv, progname);
|
||||
|
||||
if (process_arguments (argc, argv) == ERROR)
|
||||
usage4 (_("Could not parse arguments"));
|
||||
if (process_arguments(argc, argv) == ERROR)
|
||||
usage4(_("Could not parse arguments"));
|
||||
|
||||
set_thresholds(&offset_thresholds, owarn, ocrit);
|
||||
set_thresholds(&jitter_thresholds, jwarn, jcrit);
|
||||
|
|
@ -577,15 +581,15 @@ int main(int argc, char *argv[]){
|
|||
set_thresholds(&truechimer_thresholds, twarn, tcrit);
|
||||
|
||||
/* initialize alarm signal handling */
|
||||
signal (SIGALRM, socket_timeout_alarm_handler);
|
||||
signal(SIGALRM, socket_timeout_alarm_handler);
|
||||
|
||||
/* set socket timeout */
|
||||
alarm (socket_timeout);
|
||||
alarm(socket_timeout);
|
||||
|
||||
/* This returns either OK or WARNING (See comment preceding ntp_request) */
|
||||
result = ntp_request(&offset, &offset_result, &jitter, &stratum, &num_truechimers);
|
||||
|
||||
if(offset_result == STATE_UNKNOWN) {
|
||||
if (offset_result == STATE_UNKNOWN) {
|
||||
/* if there's no sync peer (this overrides ntp_request output): */
|
||||
result = (quiet ? STATE_UNKNOWN : STATE_CRITICAL);
|
||||
} else {
|
||||
|
|
@ -597,50 +601,47 @@ int main(int argc, char *argv[]){
|
|||
|
||||
int oresult = result;
|
||||
|
||||
|
||||
int tresult = STATE_UNKNOWN;
|
||||
|
||||
if(do_truechimers) {
|
||||
|
||||
if (do_truechimers) {
|
||||
tresult = get_status(num_truechimers, truechimer_thresholds);
|
||||
result = max_state_alt(result, tresult);
|
||||
}
|
||||
|
||||
|
||||
int sresult = STATE_UNKNOWN;
|
||||
|
||||
if(do_stratum) {
|
||||
if (do_stratum) {
|
||||
sresult = get_status(stratum, stratum_thresholds);
|
||||
result = max_state_alt(result, sresult);
|
||||
}
|
||||
|
||||
|
||||
int jresult = STATE_UNKNOWN;
|
||||
|
||||
if(do_jitter) {
|
||||
if (do_jitter) {
|
||||
jresult = get_status(jitter, jitter_thresholds);
|
||||
result = max_state_alt(result, jresult);
|
||||
}
|
||||
|
||||
switch (result) {
|
||||
case STATE_CRITICAL :
|
||||
xasprintf(&result_line, _("NTP CRITICAL:"));
|
||||
break;
|
||||
case STATE_WARNING :
|
||||
xasprintf(&result_line, _("NTP WARNING:"));
|
||||
break;
|
||||
case STATE_OK :
|
||||
xasprintf(&result_line, _("NTP OK:"));
|
||||
break;
|
||||
default :
|
||||
xasprintf(&result_line, _("NTP UNKNOWN:"));
|
||||
break;
|
||||
case STATE_CRITICAL:
|
||||
xasprintf(&result_line, _("NTP CRITICAL:"));
|
||||
break;
|
||||
case STATE_WARNING:
|
||||
xasprintf(&result_line, _("NTP WARNING:"));
|
||||
break;
|
||||
case STATE_OK:
|
||||
xasprintf(&result_line, _("NTP OK:"));
|
||||
break;
|
||||
default:
|
||||
xasprintf(&result_line, _("NTP UNKNOWN:"));
|
||||
break;
|
||||
}
|
||||
if(!syncsource_found)
|
||||
if (!syncsource_found)
|
||||
xasprintf(&result_line, "%s %s,", result_line, _("Server not synchronized"));
|
||||
else if(li_alarm)
|
||||
else if (li_alarm)
|
||||
xasprintf(&result_line, "%s %s,", result_line, _("Server has the LI_ALARM bit set"));
|
||||
|
||||
if(offset_result == STATE_UNKNOWN){
|
||||
if (offset_result == STATE_UNKNOWN) {
|
||||
xasprintf(&result_line, "%s %s", result_line, _("Offset unknown"));
|
||||
xasprintf(&perfdata_line, "");
|
||||
} else if (oresult == STATE_WARNING) {
|
||||
|
|
@ -649,9 +650,9 @@ int main(int argc, char *argv[]){
|
|||
xasprintf(&result_line, "%s %s %.10g secs (CRITICAL)", result_line, _("Offset"), offset);
|
||||
} else {
|
||||
xasprintf(&result_line, "%s %s %.10g secs", result_line, _("Offset"), offset);
|
||||
}
|
||||
}
|
||||
xasprintf(&perfdata_line, "%s", perfd_offset(offset));
|
||||
|
||||
|
||||
if (do_jitter) {
|
||||
if (jresult == STATE_WARNING) {
|
||||
xasprintf(&result_line, "%s, jitter=%f (WARNING)", result_line, jitter);
|
||||
|
|
@ -684,45 +685,46 @@ int main(int argc, char *argv[]){
|
|||
}
|
||||
printf("%s|%s\n", result_line, perfdata_line);
|
||||
|
||||
if(server_address!=NULL) free(server_address);
|
||||
if (server_address != NULL)
|
||||
free(server_address);
|
||||
return result;
|
||||
}
|
||||
|
||||
void print_help(void){
|
||||
void print_help(void) {
|
||||
print_revision(progname, NP_VERSION);
|
||||
|
||||
printf ("Copyright (c) 2006 Sean Finney\n");
|
||||
printf (COPYRIGHT, copyright, email);
|
||||
printf("Copyright (c) 2006 Sean Finney\n");
|
||||
printf(COPYRIGHT, copyright, email);
|
||||
|
||||
printf ("%s\n", _("This plugin checks the selected ntp server"));
|
||||
printf("%s\n", _("This plugin checks the selected ntp server"));
|
||||
|
||||
printf ("\n\n");
|
||||
printf("\n\n");
|
||||
|
||||
print_usage();
|
||||
printf (UT_HELP_VRSN);
|
||||
printf (UT_EXTRA_OPTS);
|
||||
printf (UT_IPv46);
|
||||
printf (UT_HOST_PORT, 'p', "123");
|
||||
printf (" %s\n", "-q, --quiet");
|
||||
printf (" %s\n", _("Returns UNKNOWN instead of CRITICAL or WARNING if server isn't synchronized"));
|
||||
printf (" %s\n", "-w, --warning=THRESHOLD");
|
||||
printf (" %s\n", _("Offset to result in warning status (seconds)"));
|
||||
printf (" %s\n", "-c, --critical=THRESHOLD");
|
||||
printf (" %s\n", _("Offset to result in critical status (seconds)"));
|
||||
printf (" %s\n", "-W, --swarn=THRESHOLD");
|
||||
printf (" %s\n", _("Warning threshold for stratum of server's synchronization peer"));
|
||||
printf (" %s\n", "-C, --scrit=THRESHOLD");
|
||||
printf (" %s\n", _("Critical threshold for stratum of server's synchronization peer"));
|
||||
printf (" %s\n", "-j, --jwarn=THRESHOLD");
|
||||
printf (" %s\n", _("Warning threshold for jitter"));
|
||||
printf (" %s\n", "-k, --jcrit=THRESHOLD");
|
||||
printf (" %s\n", _("Critical threshold for jitter"));
|
||||
printf (" %s\n", "-m, --twarn=THRESHOLD");
|
||||
printf (" %s\n", _("Warning threshold for number of usable time sources (\"truechimers\")"));
|
||||
printf (" %s\n", "-n, --tcrit=THRESHOLD");
|
||||
printf (" %s\n", _("Critical threshold for number of usable time sources (\"truechimers\")"));
|
||||
printf (UT_CONN_TIMEOUT, DEFAULT_SOCKET_TIMEOUT);
|
||||
printf (UT_VERBOSE);
|
||||
printf(UT_HELP_VRSN);
|
||||
printf(UT_EXTRA_OPTS);
|
||||
printf(UT_IPv46);
|
||||
printf(UT_HOST_PORT, 'p', "123");
|
||||
printf(" %s\n", "-q, --quiet");
|
||||
printf(" %s\n", _("Returns UNKNOWN instead of CRITICAL or WARNING if server isn't synchronized"));
|
||||
printf(" %s\n", "-w, --warning=THRESHOLD");
|
||||
printf(" %s\n", _("Offset to result in warning status (seconds)"));
|
||||
printf(" %s\n", "-c, --critical=THRESHOLD");
|
||||
printf(" %s\n", _("Offset to result in critical status (seconds)"));
|
||||
printf(" %s\n", "-W, --swarn=THRESHOLD");
|
||||
printf(" %s\n", _("Warning threshold for stratum of server's synchronization peer"));
|
||||
printf(" %s\n", "-C, --scrit=THRESHOLD");
|
||||
printf(" %s\n", _("Critical threshold for stratum of server's synchronization peer"));
|
||||
printf(" %s\n", "-j, --jwarn=THRESHOLD");
|
||||
printf(" %s\n", _("Warning threshold for jitter"));
|
||||
printf(" %s\n", "-k, --jcrit=THRESHOLD");
|
||||
printf(" %s\n", _("Critical threshold for jitter"));
|
||||
printf(" %s\n", "-m, --twarn=THRESHOLD");
|
||||
printf(" %s\n", _("Warning threshold for number of usable time sources (\"truechimers\")"));
|
||||
printf(" %s\n", "-n, --tcrit=THRESHOLD");
|
||||
printf(" %s\n", _("Critical threshold for number of usable time sources (\"truechimers\")"));
|
||||
printf(UT_CONN_TIMEOUT, DEFAULT_SOCKET_TIMEOUT);
|
||||
printf(UT_VERBOSE);
|
||||
|
||||
printf("\n");
|
||||
printf("%s\n", _("This plugin checks an NTP server independent of any commandline"));
|
||||
|
|
@ -751,13 +753,11 @@ void print_help(void){
|
|||
printf(" %s\n", _("Check only stratum:"));
|
||||
printf(" %s\n", ("./check_ntp_peer -H ntpserv -W 4 -C 6"));
|
||||
|
||||
printf (UT_SUPPORT);
|
||||
printf(UT_SUPPORT);
|
||||
}
|
||||
|
||||
void
|
||||
print_usage(void)
|
||||
{
|
||||
printf ("%s\n", _("Usage:"));
|
||||
void print_usage(void) {
|
||||
printf("%s\n", _("Usage:"));
|
||||
printf(" %s -H <host> [-4|-6] [-w <warn>] [-c <crit>] [-W <warn>] [-C <crit>]\n", progname);
|
||||
printf(" [-j <warn>] [-k <crit>] [-v verbose]\n");
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue