diff options
Diffstat (limited to 'src/pmdas/linux/proc_net_netstat.c')
| -rw-r--r-- | src/pmdas/linux/proc_net_netstat.c | 354 |
1 files changed, 354 insertions, 0 deletions
diff --git a/src/pmdas/linux/proc_net_netstat.c b/src/pmdas/linux/proc_net_netstat.c new file mode 100644 index 0000000..a7bd34a --- /dev/null +++ b/src/pmdas/linux/proc_net_netstat.c @@ -0,0 +1,354 @@ +/* + * Copyright (c) 2014 Red Hat. + * + * 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 2 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. + */ + +#include "pmapi.h" +#include "impl.h" +#include "pmda.h" +#include "indom.h" +#include "proc_net_netstat.h" + +extern proc_net_netstat_t _pm_proc_net_netstat; + +typedef struct { + const char *field; + __uint64_t *offset; +} netstat_fields_t; + +netstat_fields_t netstat_ip_fields[] = { + { .field = "InNoRoutes", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_INNOROUTES] }, + { .field = "InTruncatedPkts", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_INTRUNCATEDPKTS] }, + { .field = "InMcastPkts", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_INMCASTPKTS] }, + { .field = "OutMcastPkts ", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_OUTMCASTPKTS] }, + { .field = "InBcastPkts", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_INBCASTPKTS] }, + { .field = "OutBcastPkts", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_OUTBCASTPKTS] }, + { .field = "InOctets", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_INOCTETS] }, + { .field = "OutOctets", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_OUTOCTETS] }, + { .field = "InMcastOctets", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_INMCASTOCTETS] }, + { .field = "OutMcastOctets", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_OUTMCASTOCTETS] }, + { .field = "InBcastOctets", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_INBCASTOCTETS] }, + { .field = "OutBcastOctets", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_OUTBCASTOCTETS] }, + { .field = "InCsumErrors", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_CSUMERRORS] }, + { .field = "InNoECTPkts", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_NOECTPKTS] }, + { .field = "InECT1Pkts", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_ECT1PKTS] }, + { .field = "InECT0Pkts", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_ECT0PKTS] }, + { .field = "InCEPkts", + .offset = &_pm_proc_net_netstat.ip[_PM_NETSTAT_IPEXT_CEPKTS] } +}; + + +netstat_fields_t netstat_tcp_fields[] = { + { .field = "SyncookiesSent", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_SYNCOOKIESSENT] }, + { .field = "SyncookiesRecv", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_SYNCOOKIESRECV] }, + { .field = "SyncookiesFailed", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_SYNCOOKIESFAILED] }, + { .field = "EmbryonicRsts", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_EMBRYONICRSTS] }, + { .field = "PruneCalled", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_PRUNECALLED] }, + { .field = "RcvPruned", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_RCVPRUNED] }, + { .field = "OfoPruned", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_OFOPRUNED] }, + { .field = "OutOfWindowIcmps", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_OUTOFWINDOWICMPS] }, + { .field = "LockDroppedIcmps", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_LOCKDROPPEDICMPS] }, + { .field = "ArpFilter", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_ARPFILTER] }, + { .field = "TW", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TIMEWAITED] }, + { .field = "TWRecycled", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TIMEWAITRECYCLED] }, + { .field = "TWKilled", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TIMEWAITKILLED] }, + { .field = "PAWSPassive", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_PAWSPASSIVEREJECTED] }, + { .field = "PAWSActive", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_PAWSACTIVEREJECTED] }, + { .field = "PAWSEstab", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_PAWSESTABREJECTED] }, + { .field = "DelayedACKs", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_DELAYEDACKS] }, + { .field = "DelayedACKLocked", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_DELAYEDACKLOCKED] }, + { .field = "DelayedACKLost", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_DELAYEDACKLOST] }, + { .field = "ListenOverflows", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_LISTENOVERFLOWS] }, + { .field = "ListenDrops", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_LISTENDROPS] }, + { .field = "TCPPrequeued", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPPREQUEUED] }, + { .field = "TCPDirectCopyFromBacklog", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPDIRECTCOPYFROMBACKLOG] }, + { .field = "TCPDirectCopyFromPrequeue", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPDIRECTCOPYFROMPREQUEUE] }, + { .field = "TCPPrequeueDropped", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPPREQUEUEDROPPED] }, + { .field = "TCPHPHits", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPHPHITS] }, + { .field = "TCPHPHitsToUser", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPHPHITSTOUSER] }, + { .field = "TCPPureAcks", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPPUREACKS] }, + { .field = "TCPHPAcks", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPHPACKS] }, + { .field = "TCPRenoRecovery", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPRENORECOVERY] }, + { .field = "TCPSackRecovery", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPSACKRECOVERY] }, + { .field = "TCPSACKReneging", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPSACKRENEGING] }, + { .field = "TCPFACKReorder", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPFACKREORDER] }, + { .field = "TCPSACKReorder", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPSACKREORDER] }, + { .field = "TCPRenoReorder", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPRENOREORDER] }, + { .field = "TCPTSReorder", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPTSREORDER] }, + { .field = "TCPFullUndo", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPFULLUNDO] }, + { .field = "TCPPartialUndo", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPPARTIALUNDO] }, + { .field = "TCPDSACKUndo", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPDSACKUNDO] }, + { .field = "TCPLossUndo", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPLOSSUNDO] }, + { .field = "TCPLostRetransmit", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPLOSTRETRANSMIT] }, + { .field = "TCPRenoFailures", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPRENOFAILURES] }, + { .field = "TCPSackFailures", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPSACKFAILURES] }, + { .field = "TCPLossFailures", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPLOSSFAILURES] }, + { .field = "TCPFastRetrans", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPFASTRETRANS] }, + { .field = "TCPForwardRetrans", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPFORWARDRETRANS] }, + { .field = "TCPSlowStartRetrans", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPSLOWSTARTRETRANS] }, + { .field = "TCPTimeouts", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPTIMEOUTS] }, + { .field = "TCPLossProbes", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPLOSSPROBES] }, + { .field = "TCPLossProbeRecovery", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPLOSSPROBERECOVERY] }, + { .field = "TCPRenoRecoveryFail", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPRENORECOVERYFAIL] }, + { .field = "TCPSackRecoveryFail", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPSACKRECOVERYFAIL] }, + { .field = "TCPSchedulerFailed", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPSCHEDULERFAILED] }, + { .field = "TCPRcvCollapsed", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPRCVCOLLAPSED] }, + { .field = "TCPDSACKOldSent", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPDSACKOLDSENT] }, + { .field = "TCPDSACKOfoSent", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPDSACKOFOSENT] }, + { .field = "TCPDSACKRecv", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPDSACKRECV] }, + { .field = "TCPDSACKOfoRecv", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPDSACKOFORECV] }, + { .field = "TCPAbortOnData", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPABORTONDATA] }, + { .field = "TCPAbortOnClose", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPABORTONCLOSE] }, + { .field = "TCPAbortOnMemory", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPABORTONMEMORY] }, + { .field = "TCPAbortOnTimeout", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPABORTONTIMEOUT] }, + { .field = "TCPAbortOnLinger", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPABORTONLINGER] }, + { .field = "TCPAbortFailed", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPABORTFAILED] }, + { .field = "TCPMemoryPressures", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPMEMORYPRESSURES] }, + { .field = "TCPSACKDiscard", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPSACKDISCARD] }, + { .field = "TCPDSACKIgnoredOld", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPDSACKIGNOREDOLD] }, + { .field = "TCPDSACKIgnoredNoUndo", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPDSACKIGNOREDNOUNDO] }, + { .field = "TCPSpuriousRTOs", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPSPURIOUSRTOS] }, + { .field = "TCPMD5NotFound", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPMD5NOTFOUND] }, + { .field = "TCPMD5Unexpected", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPMD5UNEXPECTED] }, + { .field = "TCPSackShifted", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_SACKSHIFTED] }, + { .field = "TCPSackMerged", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_SACKMERGED] }, + { .field = "TCPSackShiftFallback", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_SACKSHIFTFALLBACK] }, + { .field = "TCPBacklogDrop", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPBACKLOGDROP] }, + { .field = "TCPMinTTLDrop", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPMINTTLDROP] }, + { .field = "TCPDeferAcceptDrop", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPDEFERACCEPTDROP] }, + { .field = "IPReversePathFilter", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_IPRPFILTER] }, + { .field = "TCPTimeWaitOverflow", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPTIMEWAITOVERFLOW] }, + { .field = "TCPReqQFullDoCookies", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPREQQFULLDOCOOKIES] }, + { .field = "TCPReqQFullDrop", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPREQQFULLDROP] }, + { .field = "TCPRetransFail", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPRETRANSFAIL] }, + { .field = "TCPRcvCoalesce", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPRCVCOALESCE] }, + { .field = "TCPOFOQueue", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPOFOQUEUE] }, + { .field = "TCPOFODrop", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPOFODROP] }, + { .field = "TCPOFOMerge", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPOFOMERGE] }, + { .field = "TCPChallengeACK", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPCHALLENGEACK] }, + { .field = "TCPSYNChallenge", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPSYNCHALLENGE] }, + { .field = "TCPFastOpenActive", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPFASTOPENACTIVE] }, + { .field = "TCPFastOpenPassive", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPFASTOPENACTIVEFAIL] }, + { .field = "TCPFastOpenPassiveFail", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPFASTOPENPASSIVEFAIL] }, + { .field = "TCPFastOpenListenOverflow", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPFASTOPENLISTENOVERFLOW] }, + { .field = "TCPFastOpenCookieReqd", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPFASTOPENCOOKIEREQD] }, + { .field = "TCPSpuriousRtxHostQueues", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPSPURIOUS_RTX_HOSTQUEUES] }, + { .field = "BusyPollRxPackets", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_BUSYPOLLRXPACKETS] }, + { .field = "TCPAutoCorking", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPAUTOCORKING] }, + { .field = "TCPFromZeroWindowAdv", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPFROMZEROWINDOWADV] }, + { .field = "TCPToZeroWindowAdv", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPTOZEROWINDOWADV] }, + { .field = "TCPWantZeroWindowAdv", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPWANTZEROWINDOWADV] }, + { .field = "TCPSynRetrans", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPSYNRETRANS] }, + { .field = "TCPOrigDataSent", + .offset = &_pm_proc_net_netstat.tcp[_PM_NETSTAT_TCPEXT_TCPORIGDATASENT] } +}; + +static void +get_fields(netstat_fields_t *fields, char *header, char *buffer) +{ + int i, j, count; + char *p, *indices[NETSTAT_MAX_COLUMNS]; + + /* first get pointers to each of the column headings */ + strtok(header, " "); + for (i = 0; i < NETSTAT_MAX_COLUMNS; i++) { + if ((p = strtok(NULL, " \n")) == NULL) + break; + indices[i] = p; + } + count = i; + + /* + * Extract values via back-referencing column headings. + * "i" is the last found index, which we use for a bit + * of optimisation for the (common) in-order maps case + * (where "in order" means in the order defined by the + * passed in "fields" table which typically matches the + * kernel - but may be out-of-order for older kernels). + */ + strtok(buffer, " "); + for (i = j = 0; j < count && fields[i].field; j++, i++) { + if ((p = strtok(NULL, " \n")) == NULL) + break; + if (strcmp(fields[i].field, indices[j]) == 0) + *fields[i].offset = strtoull(p, NULL, 10); + else { + for (i = 0; fields[i].field; i++) { + if (strcmp(fields[i].field, indices[j]) != 0) + continue; + *fields[i].offset = strtoull(p, NULL, 10); + break; + } + if (fields[i].field == NULL) /* not found, ignore */ + i = 0; + } + } +} + + +#define NETSTAT_IP_OFFSET(ii, pp) (int64_t *)((char *)pp + \ + (__psint_t)netstat_ip_fields[ii].offset - (__psint_t)&_pm_proc_net_netstat.ip) +#define NETSTAT_TCP_OFFSET(ii, pp) (int64_t *)((char *)pp + \ + (__psint_t)netstat_tcp_fields[ii].offset - (__psint_t)&_pm_proc_net_netstat.tcp) + +static void +init_refresh_proc_net_netstat(proc_net_netstat_t *netstat) +{ + int i; + + /* initially, all marked as "no value available" */ + for (i = 0; netstat_ip_fields[i].field != NULL; i++) + *(NETSTAT_IP_OFFSET(i, netstat->ip)) = -1; + for (i = 0; netstat_tcp_fields[i].field != NULL; i++) + *(NETSTAT_TCP_OFFSET(i, netstat->tcp)) = -1; +} + +int +refresh_proc_net_netstat(proc_net_netstat_t *netstat) +{ + /* Need a sufficiently large value to hold a full line */ + char buf[MAXPATHLEN]; + char header[2048]; + FILE *fp; + + init_refresh_proc_net_netstat(netstat); + if ((fp = linux_statsfile("/proc/net/netstat", buf, sizeof(buf))) == NULL) + return -oserror(); + while (fgets(header, sizeof(header), fp) != NULL) { + if (fgets(buf, sizeof(buf), fp) != NULL) { + if (strncmp(buf, "IpExt:", 6) == 0) + get_fields(netstat_ip_fields, header, buf); + else if (strncmp(buf, "TcpExt:", 7) == 0) + get_fields(netstat_tcp_fields, header, buf); + else + __pmNotifyErr(LOG_ERR, "Unrecognised netstat row: %s\n", buf); + } + } + fclose(fp); + return 0; +} |