From 5763575ff5c1c2b1c158bd113cdefdf0d0095497 Mon Sep 17 00:00:00 2001 From: RincewindsHat <12514511+RincewindsHat@users.noreply.github.com> Date: Thu, 31 Oct 2024 12:57:17 +0100 Subject: check_ntp_peer: clang-format diff --git a/plugins/check_ntp_peer.c b/plugins/check_ntp_peer.c index 464a9e1..039423b 100644 --- a/plugins/check_ntp_peer.c +++ b/plugins/check_ntp_peer.c @@ -1,39 +1,39 @@ /***************************************************************************** -* -* Monitoring check_ntp_peer plugin -* -* License: GPL -* Copyright (c) 2006 Sean Finney -* Copyright (c) 2006-2008 Monitoring Plugins Development Team -* -* Description: -* -* This file contains the check_ntp_peer plugin -* -* This plugin checks an NTP server independent of any commandline -* programs or external libraries. -* -* Use this plugin to check the health of an NTP server. It supports -* checking the offset with the sync peer, the jitter and stratum. This -* plugin will not check the clock offset between the local host and NTP -* server; please use check_ntp_time for that purpose. -* -* -* This program is free software: you can redistribute it and/or modify -* it under the terms of the GNU General Public License as published by -* the Free Software Foundation, either version 3 of the License, or -* (at your option) any later version. -* -* This program is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. -* -* You should have received a copy of the GNU General Public License -* along with this program. If not, see . -* -* -*****************************************************************************/ + * + * Monitoring check_ntp_peer plugin + * + * License: GPL + * Copyright (c) 2006 Sean Finney + * Copyright (c) 2006-2008 Monitoring Plugins Development Team + * + * Description: + * + * This file contains the check_ntp_peer plugin + * + * This plugin checks an NTP server independent of any commandline + * programs or external libraries. + * + * Use this plugin to check the health of an NTP server. It supports + * checking the offset with the sync peer, the jitter and stratum. This + * plugin will not check the clock offset between the local host and NTP + * server; please use check_ntp_time for that purpose. + * + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + * + * + *****************************************************************************/ const char *progname = "check_ntp_peer"; const char *copyright = "2006-2008"; @@ -43,46 +43,46 @@ const char *email = "devel@monitoring-plugins.org"; #include "netutils.h" #include "utils.h" -static char *server_address=NULL; -static int port=123; -static int verbose=0; +static char *server_address = NULL; +static int port = 123; +static int verbose = 0; static bool quiet = false; -static char *owarn="60"; -static char *ocrit="120"; +static char *owarn = "60"; +static char *ocrit = "120"; static bool do_stratum = false; -static char *swarn="-1:16"; -static char *scrit="-1:16"; +static char *swarn = "-1:16"; +static char *scrit = "-1:16"; static bool do_jitter = false; -static char *jwarn="-1:5000"; -static char *jcrit="-1:10000"; +static char *jwarn = "-1:5000"; +static char *jcrit = "-1:10000"; static bool do_truechimers = false; -static char *twarn="0:"; -static char *tcrit="0:"; +static char *twarn = "0:"; +static char *tcrit = "0:"; static bool syncsource_found = false; static bool li_alarm = false; -int process_arguments (int, char **); +int process_arguments(int, char **); thresholds *offset_thresholds = NULL; thresholds *jitter_thresholds = NULL; thresholds *stratum_thresholds = NULL; thresholds *truechimer_thresholds = NULL; -void print_help (void); -void print_usage (void); +void print_help(void); +void print_usage(void); /* max size of control message data */ #define MAX_CM_SIZE 468 /* this structure holds everything in an ntp control message as per rfc1305 */ typedef struct { - uint8_t flags; /* byte with leapindicator,vers,mode. see macros */ - uint8_t op; /* R,E,M bits and Opcode */ - uint16_t seq; /* Packet sequence */ - uint16_t status; /* Clock status */ - uint16_t assoc; /* Association */ - uint16_t offset; /* Similar to TCP sequence # */ - uint16_t count; /* # bytes of data */ + uint8_t flags; /* byte with leapindicator,vers,mode. see macros */ + uint8_t op; /* R,E,M bits and Opcode */ + uint16_t seq; /* Packet sequence */ + uint16_t status; /* Clock status */ + uint16_t assoc; /* Association */ + uint16_t offset; /* Similar to TCP sequence # */ + uint16_t count; /* # bytes of data */ char data[MAX_CM_SIZE]; /* ASCII data of the request */ - /* NB: not necessarily NULL terminated! */ + /* NB: not necessarily NULL terminated! */ } ntp_control_message; /* this is an association/status-word pair found in control packet responses */ @@ -93,82 +93,98 @@ typedef struct { /* bits 1,2 are the leap indicator */ #define LI_MASK 0xc0 -#define LI(x) ((x&LI_MASK)>>6) -#define LI_SET(x,y) do{ x |= ((y<<6)&LI_MASK); }while(0) +#define LI(x) ((x & LI_MASK) >> 6) +#define LI_SET(x, y) \ + do { \ + x |= ((y << 6) & LI_MASK); \ + } while (0) /* and these are the values of the leap indicator */ -#define LI_NOWARNING 0x00 -#define LI_EXTRASEC 0x01 +#define LI_NOWARNING 0x00 +#define LI_EXTRASEC 0x01 #define LI_MISSINGSEC 0x02 -#define LI_ALARM 0x03 +#define LI_ALARM 0x03 /* bits 3,4,5 are the ntp version */ #define VN_MASK 0x38 -#define VN(x) ((x&VN_MASK)>>3) -#define VN_SET(x,y) do{ x |= ((y<<3)&VN_MASK); }while(0) +#define VN(x) ((x & VN_MASK) >> 3) +#define VN_SET(x, y) \ + do { \ + x |= ((y << 3) & VN_MASK); \ + } while (0) #define VN_RESERVED 0x02 /* bits 6,7,8 are the ntp mode */ #define MODE_MASK 0x07 -#define MODE(x) (x&MODE_MASK) -#define MODE_SET(x,y) do{ x |= (y&MODE_MASK); }while(0) +#define MODE(x) (x & MODE_MASK) +#define MODE_SET(x, y) \ + do { \ + x |= (y & MODE_MASK); \ + } while (0) /* here are some values */ -#define MODE_CLIENT 0x03 +#define MODE_CLIENT 0x03 #define MODE_CONTROLMSG 0x06 /* In control message, bits 8-10 are R,E,M bits */ -#define REM_MASK 0xe0 -#define REM_RESP 0x80 +#define REM_MASK 0xe0 +#define REM_RESP 0x80 #define REM_ERROR 0x40 -#define REM_MORE 0x20 +#define REM_MORE 0x20 /* In control message, bits 11 - 15 are opcode */ #define OP_MASK 0x1f -#define OP_SET(x,y) do{ x |= (y&OP_MASK); }while(0) +#define OP_SET(x, y) \ + do { \ + x |= (y & OP_MASK); \ + } while (0) #define OP_READSTAT 0x01 #define OP_READVAR 0x02 /* In peer status bytes, bits 6,7,8 determine clock selection status */ -#define PEER_SEL(x) ((ntohs(x)>>8)&0x07) +#define PEER_SEL(x) ((ntohs(x) >> 8) & 0x07) #define PEER_TRUECHIMER 0x02 -#define PEER_INCLUDED 0x04 +#define PEER_INCLUDED 0x04 #define PEER_SYNCSOURCE 0x06 /* NTP control message header is 12 bytes, plus any data in the data * field, plus null padding to the nearest 32-bit boundary per rfc. */ -#define SIZEOF_NTPCM(m) (12+ntohs(m.count)+((ntohs(m.count)%4)?4-(ntohs(m.count)%4):0)) +#define SIZEOF_NTPCM(m) (12 + ntohs(m.count) + ((ntohs(m.count) % 4) ? 4 - (ntohs(m.count) % 4) : 0)) /* finally, a little helper or two for debugging: */ -#define DBG(x) do{if(verbose>1){ x; }}while(0); -#define PRINTSOCKADDR(x) \ - do{ \ - printf("%u.%u.%u.%u", (x>>24)&0xff, (x>>16)&0xff, (x>>8)&0xff, x&0xff);\ - }while(0); - -void print_ntp_control_message(const ntp_control_message *p){ - int i=0, numpeers=0; - const ntp_assoc_status_pair *peer=NULL; +#define DBG(x) \ + do { \ + if (verbose > 1) { \ + x; \ + } \ + } while (0); +#define PRINTSOCKADDR(x) \ + do { \ + printf("%u.%u.%u.%u", (x >> 24) & 0xff, (x >> 16) & 0xff, (x >> 8) & 0xff, x & 0xff); \ + } while (0); + +void print_ntp_control_message(const ntp_control_message *p) { + int i = 0, numpeers = 0; + const ntp_assoc_status_pair *peer = NULL; printf("control packet contents:\n"); printf("\tflags: 0x%.2x , 0x%.2x\n", p->flags, p->op); - printf("\t li=%d (0x%.2x)\n", LI(p->flags), p->flags&LI_MASK); - printf("\t vn=%d (0x%.2x)\n", VN(p->flags), p->flags&VN_MASK); - printf("\t mode=%d (0x%.2x)\n", MODE(p->flags), p->flags&MODE_MASK); - printf("\t response=%d (0x%.2x)\n", (p->op&REM_RESP)>0, p->op&REM_RESP); - printf("\t more=%d (0x%.2x)\n", (p->op&REM_MORE)>0, p->op&REM_MORE); - printf("\t error=%d (0x%.2x)\n", (p->op&REM_ERROR)>0, p->op&REM_ERROR); - printf("\t op=%d (0x%.2x)\n", p->op&OP_MASK, p->op&OP_MASK); + printf("\t li=%d (0x%.2x)\n", LI(p->flags), p->flags & LI_MASK); + printf("\t vn=%d (0x%.2x)\n", VN(p->flags), p->flags & VN_MASK); + printf("\t mode=%d (0x%.2x)\n", MODE(p->flags), p->flags & MODE_MASK); + printf("\t response=%d (0x%.2x)\n", (p->op & REM_RESP) > 0, p->op & REM_RESP); + printf("\t more=%d (0x%.2x)\n", (p->op & REM_MORE) > 0, p->op & REM_MORE); + printf("\t error=%d (0x%.2x)\n", (p->op & REM_ERROR) > 0, p->op & REM_ERROR); + printf("\t op=%d (0x%.2x)\n", p->op & OP_MASK, p->op & OP_MASK); printf("\tsequence: %d (0x%.2x)\n", ntohs(p->seq), ntohs(p->seq)); printf("\tstatus: %d (0x%.2x)\n", ntohs(p->status), ntohs(p->status)); printf("\tassoc: %d (0x%.2x)\n", ntohs(p->assoc), ntohs(p->assoc)); printf("\toffset: %d (0x%.2x)\n", ntohs(p->offset), ntohs(p->offset)); printf("\tcount: %d (0x%.2x)\n", ntohs(p->count), ntohs(p->count)); - numpeers=ntohs(p->count)/(sizeof(ntp_assoc_status_pair)); - if(p->op&REM_RESP && p->op&OP_READSTAT){ - peer=(ntp_assoc_status_pair*)p->data; - for(i=0;i= PEER_SYNCSOURCE){ + numpeers = ntohs(p->count) / (sizeof(ntp_assoc_status_pair)); + if (p->op & REM_RESP && p->op & OP_READSTAT) { + peer = (ntp_assoc_status_pair *)p->data; + for (i = 0; i < numpeers; i++) { + printf("\tpeer id %.2x status %.2x", ntohs(peer[i].assoc), ntohs(peer[i].status)); + if (PEER_SEL(peer[i].status) >= PEER_SYNCSOURCE) { printf(" <-- current sync source"); - } else if(PEER_SEL(peer[i].status) >= PEER_INCLUDED){ + } else if (PEER_SEL(peer[i].status) >= PEER_INCLUDED) { printf(" <-- current sync candidate"); - } else if(PEER_SEL(peer[i].status) >= PEER_TRUECHIMER){ + } else if (PEER_SEL(peer[i].status) >= PEER_TRUECHIMER) { printf(" <-- outlyer, but truechimer"); } printf("\n"); @@ -176,8 +192,7 @@ void print_ntp_control_message(const ntp_control_message *p){ } } -void -setup_control_request(ntp_control_message *p, uint8_t opcode, uint16_t seq){ +void setup_control_request(ntp_control_message *p, uint8_t opcode, uint16_t seq) { memset(p, 0, sizeof(ntp_control_message)); LI_SET(p->flags, LI_NOWARNING); VN_SET(p->flags, VN_RESERVED); @@ -198,13 +213,13 @@ setup_control_request(ntp_control_message *p, uint8_t opcode, uint16_t seq){ * status is pretty much useless as syncsource_found is a global variable * used later in main to check is the server was synchronized. It works * so I left it alone */ -int ntp_request(double *offset, int *offset_result, double *jitter, int *stratum, int *num_truechimers){ - int conn=-1, i, npeers=0, num_candidates=0; +int ntp_request(double *offset, int *offset_result, double *jitter, int *stratum, int *num_truechimers) { + int conn = -1, i, npeers = 0, num_candidates = 0; double tmp_offset = 0; - int min_peer_sel=PEER_INCLUDED; - int peers_size=0, peer_offset=0; + int min_peer_sel = PEER_INCLUDED; + int peers_size = 0, peer_offset = 0; int status; - ntp_assoc_status_pair *peers=NULL; + ntp_assoc_status_pair *peers = NULL; ntp_control_message req; const char *getvar = "stratum,offset,jitter"; char *data, *value, *nptr; @@ -235,7 +250,7 @@ int ntp_request(double *offset, int *offset_result, double *jitter, int *stratum /* keep sending requests until the server stops setting the * REM_MORE bit, though usually this is only 1 packet. */ - do{ + do { setup_control_request(&req, OP_READSTAT, 1); DBG(printf("sending READSTAT request")); write(conn, &req, SIZEOF_NTPCM(req)); @@ -243,63 +258,68 @@ int ntp_request(double *offset, int *offset_result, double *jitter, int *stratum do { /* Attempt to read the largest size packet possible */ - req.count=htons(MAX_CM_SIZE); + req.count = htons(MAX_CM_SIZE); DBG(printf("receiving READSTAT response")) - if(read(conn, &req, SIZEOF_NTPCM(req)) == -1) + if (read(conn, &req, SIZEOF_NTPCM(req)) == -1) die(STATE_CRITICAL, "NTP CRITICAL: No response from NTP server\n"); DBG(print_ntp_control_message(&req)); /* discard obviously invalid packets */ if (ntohs(req.count) > MAX_CM_SIZE) die(STATE_CRITICAL, "NTP CRITICAL: Invalid packet received from NTP server\n"); - } while (!(req.op&OP_READSTAT && ntohs(req.seq) == 1)); + } while (!(req.op & OP_READSTAT && ntohs(req.seq) == 1)); - if (LI(req.flags) == LI_ALARM) li_alarm = true; + if (LI(req.flags) == LI_ALARM) + li_alarm = true; /* Each peer identifier is 4 bytes in the data section, which - * we represent as a ntp_assoc_status_pair datatype. - */ - peers_size+=ntohs(req.count); - if((tmp=realloc(peers, peers_size)) == NULL) + * we represent as a ntp_assoc_status_pair datatype. + */ + peers_size += ntohs(req.count); + if ((tmp = realloc(peers, peers_size)) == NULL) free(peers), die(STATE_UNKNOWN, "can not (re)allocate 'peers' buffer\n"); - peers=tmp; - memcpy((void*)((ptrdiff_t)peers+peer_offset), (void*)req.data, ntohs(req.count)); - npeers=peers_size/sizeof(ntp_assoc_status_pair); - peer_offset+=ntohs(req.count); - } while(req.op&REM_MORE); + peers = tmp; + memcpy((void *)((ptrdiff_t)peers + peer_offset), (void *)req.data, ntohs(req.count)); + npeers = peers_size / sizeof(ntp_assoc_status_pair); + peer_offset += ntohs(req.count); + } while (req.op & REM_MORE); /* first, let's find out if we have a sync source, or if there are * at least some candidates. In the latter case we'll issue * a warning but go ahead with the check on them. */ - for (i = 0; i < npeers; i++){ - if(PEER_SEL(peers[i].status) >= PEER_TRUECHIMER){ + 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 [-4|-6] [-w ] [-c ] [-W ] [-C ]\n", progname); printf(" [-j ] [-k ] [-v verbose]\n"); } -- cgit v0.10-9-g596f