diff options
Diffstat (limited to 'collectors/proc.plugin/proc_net_sctp_snmp.c')
| -rw-r--r-- | collectors/proc.plugin/proc_net_sctp_snmp.c | 352 |
1 files changed, 352 insertions, 0 deletions
diff --git a/collectors/proc.plugin/proc_net_sctp_snmp.c b/collectors/proc.plugin/proc_net_sctp_snmp.c new file mode 100644 index 000000000..bd1062e98 --- /dev/null +++ b/collectors/proc.plugin/proc_net_sctp_snmp.c @@ -0,0 +1,352 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#include "plugin_proc.h" +#define PLUGIN_PROC_MODULE_NET_SCTP_SNMP_NAME "/proc/net/sctp/snmp" + +int do_proc_net_sctp_snmp(int update_every, usec_t dt) { + (void)dt; + + static procfile *ff = NULL; + + static int + do_associations = -1, + do_transitions = -1, + do_packet_errors = -1, + do_packets = -1, + do_fragmentation = -1, + do_chunk_types = -1; + + static ARL_BASE *arl_base = NULL; + + static unsigned long long SctpCurrEstab = 0ULL; + static unsigned long long SctpActiveEstabs = 0ULL; + static unsigned long long SctpPassiveEstabs = 0ULL; + static unsigned long long SctpAborteds = 0ULL; + static unsigned long long SctpShutdowns = 0ULL; + static unsigned long long SctpOutOfBlues = 0ULL; + static unsigned long long SctpChecksumErrors = 0ULL; + static unsigned long long SctpOutCtrlChunks = 0ULL; + static unsigned long long SctpOutOrderChunks = 0ULL; + static unsigned long long SctpOutUnorderChunks = 0ULL; + static unsigned long long SctpInCtrlChunks = 0ULL; + static unsigned long long SctpInOrderChunks = 0ULL; + static unsigned long long SctpInUnorderChunks = 0ULL; + static unsigned long long SctpFragUsrMsgs = 0ULL; + static unsigned long long SctpReasmUsrMsgs = 0ULL; + static unsigned long long SctpOutSCTPPacks = 0ULL; + static unsigned long long SctpInSCTPPacks = 0ULL; + static unsigned long long SctpT1InitExpireds = 0ULL; + static unsigned long long SctpT1CookieExpireds = 0ULL; + static unsigned long long SctpT2ShutdownExpireds = 0ULL; + static unsigned long long SctpT3RtxExpireds = 0ULL; + static unsigned long long SctpT4RtoExpireds = 0ULL; + static unsigned long long SctpT5ShutdownGuardExpireds = 0ULL; + static unsigned long long SctpDelaySackExpireds = 0ULL; + static unsigned long long SctpAutocloseExpireds = 0ULL; + static unsigned long long SctpT3Retransmits = 0ULL; + static unsigned long long SctpPmtudRetransmits = 0ULL; + static unsigned long long SctpFastRetransmits = 0ULL; + static unsigned long long SctpInPktSoftirq = 0ULL; + static unsigned long long SctpInPktBacklog = 0ULL; + static unsigned long long SctpInPktDiscards = 0ULL; + static unsigned long long SctpInDataChunkDiscards = 0ULL; + + if(unlikely(!arl_base)) { + do_associations = config_get_boolean_ondemand("plugin:proc:/proc/net/sctp/snmp", "established associations", CONFIG_BOOLEAN_AUTO); + do_transitions = config_get_boolean_ondemand("plugin:proc:/proc/net/sctp/snmp", "association transitions", CONFIG_BOOLEAN_AUTO); + do_fragmentation = config_get_boolean_ondemand("plugin:proc:/proc/net/sctp/snmp", "fragmentation", CONFIG_BOOLEAN_AUTO); + do_packets = config_get_boolean_ondemand("plugin:proc:/proc/net/sctp/snmp", "packets", CONFIG_BOOLEAN_AUTO); + do_packet_errors = config_get_boolean_ondemand("plugin:proc:/proc/net/sctp/snmp", "packet errors", CONFIG_BOOLEAN_AUTO); + do_chunk_types = config_get_boolean_ondemand("plugin:proc:/proc/net/sctp/snmp", "chunk types", CONFIG_BOOLEAN_AUTO); + + arl_base = arl_create("sctp", NULL, 60); + arl_expect(arl_base, "SctpCurrEstab", &SctpCurrEstab); + arl_expect(arl_base, "SctpActiveEstabs", &SctpActiveEstabs); + arl_expect(arl_base, "SctpPassiveEstabs", &SctpPassiveEstabs); + arl_expect(arl_base, "SctpAborteds", &SctpAborteds); + arl_expect(arl_base, "SctpShutdowns", &SctpShutdowns); + arl_expect(arl_base, "SctpOutOfBlues", &SctpOutOfBlues); + arl_expect(arl_base, "SctpChecksumErrors", &SctpChecksumErrors); + arl_expect(arl_base, "SctpOutCtrlChunks", &SctpOutCtrlChunks); + arl_expect(arl_base, "SctpOutOrderChunks", &SctpOutOrderChunks); + arl_expect(arl_base, "SctpOutUnorderChunks", &SctpOutUnorderChunks); + arl_expect(arl_base, "SctpInCtrlChunks", &SctpInCtrlChunks); + arl_expect(arl_base, "SctpInOrderChunks", &SctpInOrderChunks); + arl_expect(arl_base, "SctpInUnorderChunks", &SctpInUnorderChunks); + arl_expect(arl_base, "SctpFragUsrMsgs", &SctpFragUsrMsgs); + arl_expect(arl_base, "SctpReasmUsrMsgs", &SctpReasmUsrMsgs); + arl_expect(arl_base, "SctpOutSCTPPacks", &SctpOutSCTPPacks); + arl_expect(arl_base, "SctpInSCTPPacks", &SctpInSCTPPacks); + arl_expect(arl_base, "SctpT1InitExpireds", &SctpT1InitExpireds); + arl_expect(arl_base, "SctpT1CookieExpireds", &SctpT1CookieExpireds); + arl_expect(arl_base, "SctpT2ShutdownExpireds", &SctpT2ShutdownExpireds); + arl_expect(arl_base, "SctpT3RtxExpireds", &SctpT3RtxExpireds); + arl_expect(arl_base, "SctpT4RtoExpireds", &SctpT4RtoExpireds); + arl_expect(arl_base, "SctpT5ShutdownGuardExpireds", &SctpT5ShutdownGuardExpireds); + arl_expect(arl_base, "SctpDelaySackExpireds", &SctpDelaySackExpireds); + arl_expect(arl_base, "SctpAutocloseExpireds", &SctpAutocloseExpireds); + arl_expect(arl_base, "SctpT3Retransmits", &SctpT3Retransmits); + arl_expect(arl_base, "SctpPmtudRetransmits", &SctpPmtudRetransmits); + arl_expect(arl_base, "SctpFastRetransmits", &SctpFastRetransmits); + arl_expect(arl_base, "SctpInPktSoftirq", &SctpInPktSoftirq); + arl_expect(arl_base, "SctpInPktBacklog", &SctpInPktBacklog); + arl_expect(arl_base, "SctpInPktDiscards", &SctpInPktDiscards); + arl_expect(arl_base, "SctpInDataChunkDiscards", &SctpInDataChunkDiscards); + } + + if(unlikely(!ff)) { + char filename[FILENAME_MAX + 1]; + snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/proc/net/sctp/snmp"); + ff = procfile_open(config_get("plugin:proc:/proc/net/sctp/snmp", "filename to monitor", filename), " \t:", PROCFILE_FLAG_DEFAULT); + if(unlikely(!ff)) + return 1; + } + + ff = procfile_readall(ff); + if(unlikely(!ff)) + return 0; // we return 0, so that we will retry to open it next time + + size_t lines = procfile_lines(ff), l; + + arl_begin(arl_base); + + for(l = 0; l < lines ;l++) { + size_t words = procfile_linewords(ff, l); + if(unlikely(words < 2)) { + if(unlikely(words)) error("Cannot read /proc/net/sctp/snmp line %zu. Expected 2 params, read %zu.", l, words); + continue; + } + + if(unlikely(arl_check(arl_base, + procfile_lineword(ff, l, 0), + procfile_lineword(ff, l, 1)))) break; + } + + // -------------------------------------------------------------------- + + if(do_associations == CONFIG_BOOLEAN_YES || (do_associations == CONFIG_BOOLEAN_AUTO && SctpCurrEstab)) { + do_associations = CONFIG_BOOLEAN_YES; + static RRDSET *st = NULL; + static RRDDIM *rd_established = NULL; + + if(unlikely(!st)) { + st = rrdset_create_localhost( + "sctp" + , "established" + , NULL + , "associations" + , NULL + , "SCTP current total number of established associations" + , "associations" + , PLUGIN_PROC_NAME + , PLUGIN_PROC_MODULE_NET_SCTP_SNMP_NAME + , NETDATA_CHART_PRIO_SCTP + , update_every + , RRDSET_TYPE_LINE + ); + + rd_established = rrddim_add(st, "SctpCurrEstab", "established", 1, 1, RRD_ALGORITHM_ABSOLUTE); + } + else rrdset_next(st); + + rrddim_set_by_pointer(st, rd_established, SctpCurrEstab); + rrdset_done(st); + } + + // -------------------------------------------------------------------- + + if(do_transitions == CONFIG_BOOLEAN_YES || (do_transitions == CONFIG_BOOLEAN_AUTO && (SctpActiveEstabs || SctpPassiveEstabs || SctpAborteds || SctpShutdowns))) { + do_transitions = CONFIG_BOOLEAN_YES; + static RRDSET *st = NULL; + static RRDDIM *rd_active = NULL, + *rd_passive = NULL, + *rd_aborted = NULL, + *rd_shutdown = NULL; + + if(unlikely(!st)) { + st = rrdset_create_localhost( + "sctp" + , "transitions" + , NULL + , "transitions" + , NULL + , "SCTP Association Transitions" + , "transitions/s" + , PLUGIN_PROC_NAME + , PLUGIN_PROC_MODULE_NET_SCTP_SNMP_NAME + , NETDATA_CHART_PRIO_SCTP + 10 + , update_every + , RRDSET_TYPE_LINE + ); + + rd_active = rrddim_add(st, "SctpActiveEstabs", "active", 1, 1, RRD_ALGORITHM_INCREMENTAL); + rd_passive = rrddim_add(st, "SctpPassiveEstabs", "passive", 1, 1, RRD_ALGORITHM_INCREMENTAL); + rd_aborted = rrddim_add(st, "SctpAborteds", "aborted", -1, 1, RRD_ALGORITHM_INCREMENTAL); + rd_shutdown = rrddim_add(st, "SctpShutdowns", "shutdown", -1, 1, RRD_ALGORITHM_INCREMENTAL); + } + else rrdset_next(st); + + rrddim_set_by_pointer(st, rd_active, SctpActiveEstabs); + rrddim_set_by_pointer(st, rd_passive, SctpPassiveEstabs); + rrddim_set_by_pointer(st, rd_aborted, SctpAborteds); + rrddim_set_by_pointer(st, rd_shutdown, SctpShutdowns); + rrdset_done(st); + } + + // -------------------------------------------------------------------- + + if(do_packets == CONFIG_BOOLEAN_YES || (do_packets == CONFIG_BOOLEAN_AUTO && (SctpInSCTPPacks || SctpOutSCTPPacks))) { + do_packets = CONFIG_BOOLEAN_YES; + static RRDSET *st = NULL; + static RRDDIM *rd_received = NULL, + *rd_sent = NULL; + + if(unlikely(!st)) { + st = rrdset_create_localhost( + "sctp" + , "packets" + , NULL + , "packets" + , NULL + , "SCTP Packets" + , "packets/s" + , PLUGIN_PROC_NAME + , PLUGIN_PROC_MODULE_NET_SCTP_SNMP_NAME + , NETDATA_CHART_PRIO_SCTP + 20 + , update_every + , RRDSET_TYPE_LINE + ); + rrdset_flag_set(st, RRDSET_FLAG_DETAIL); + + rd_received = rrddim_add(st, "SctpInSCTPPacks", "received", 1, 1, RRD_ALGORITHM_INCREMENTAL); + rd_sent = rrddim_add(st, "SctpOutSCTPPacks", "sent", -1, 1, RRD_ALGORITHM_INCREMENTAL); + } + else rrdset_next(st); + + rrddim_set_by_pointer(st, rd_received, SctpInSCTPPacks); + rrddim_set_by_pointer(st, rd_sent, SctpOutSCTPPacks); + rrdset_done(st); + } + + // -------------------------------------------------------------------- + + if(do_packet_errors == CONFIG_BOOLEAN_YES || (do_packet_errors == CONFIG_BOOLEAN_AUTO && (SctpOutOfBlues || SctpChecksumErrors))) { + do_packet_errors = CONFIG_BOOLEAN_YES; + static RRDSET *st = NULL; + static RRDDIM *rd_invalid = NULL, + *rd_csum = NULL; + + if(unlikely(!st)) { + st = rrdset_create_localhost( + "sctp" + , "packet_errors" + , NULL + , "packets" + , NULL + , "SCTP Packet Errors" + , "packets/s" + , PLUGIN_PROC_NAME + , PLUGIN_PROC_MODULE_NET_SCTP_SNMP_NAME + , NETDATA_CHART_PRIO_SCTP + 30 + , update_every + , RRDSET_TYPE_LINE + ); + rrdset_flag_set(st, RRDSET_FLAG_DETAIL); + + rd_invalid = rrddim_add(st, "SctpOutOfBlues", "invalid", 1, 1, RRD_ALGORITHM_INCREMENTAL); + rd_csum = rrddim_add(st, "SctpChecksumErrors", "checksum", 1, 1, RRD_ALGORITHM_INCREMENTAL); + } + else rrdset_next(st); + + rrddim_set_by_pointer(st, rd_invalid, SctpOutOfBlues); + rrddim_set_by_pointer(st, rd_csum, SctpChecksumErrors); + rrdset_done(st); + } + + // -------------------------------------------------------------------- + + if(do_fragmentation == CONFIG_BOOLEAN_YES || (do_fragmentation == CONFIG_BOOLEAN_AUTO && (SctpFragUsrMsgs || SctpReasmUsrMsgs))) { + do_fragmentation = CONFIG_BOOLEAN_YES; + + static RRDSET *st = NULL; + static RRDDIM *rd_fragmented = NULL, + *rd_reassembled = NULL; + + if(unlikely(!st)) { + st = rrdset_create_localhost( + "sctp" + , "fragmentation" + , NULL + , "fragmentation" + , NULL + , "SCTP Fragmentation" + , "packets/s" + , PLUGIN_PROC_NAME + , PLUGIN_PROC_MODULE_NET_SCTP_SNMP_NAME + , NETDATA_CHART_PRIO_SCTP + 40 + , update_every + , RRDSET_TYPE_LINE); + rrdset_flag_set(st, RRDSET_FLAG_DETAIL); + + rd_reassembled = rrddim_add(st, "SctpReasmUsrMsgs", "reassembled", 1, 1, RRD_ALGORITHM_INCREMENTAL); + rd_fragmented = rrddim_add(st, "SctpFragUsrMsgs", "fragmented", -1, 1, RRD_ALGORITHM_INCREMENTAL); + } + else rrdset_next(st); + + rrddim_set_by_pointer(st, rd_reassembled, SctpReasmUsrMsgs); + rrddim_set_by_pointer(st, rd_fragmented, SctpFragUsrMsgs); + rrdset_done(st); + } + + // -------------------------------------------------------------------- + + if(do_chunk_types == CONFIG_BOOLEAN_YES || (do_chunk_types == CONFIG_BOOLEAN_AUTO + && (SctpInCtrlChunks || SctpInOrderChunks || SctpInUnorderChunks || SctpOutCtrlChunks || SctpOutOrderChunks || SctpOutUnorderChunks))) { + do_chunk_types = CONFIG_BOOLEAN_YES; + static RRDSET *st = NULL; + static RRDDIM + *rd_InCtrl = NULL, + *rd_InOrder = NULL, + *rd_InUnorder = NULL, + *rd_OutCtrl = NULL, + *rd_OutOrder = NULL, + *rd_OutUnorder = NULL; + + if(unlikely(!st)) { + st = rrdset_create_localhost( + "sctp" + , "chunks" + , NULL + , "chunks" + , NULL + , "SCTP Chunk Types" + , "chunks/s" + , PLUGIN_PROC_NAME + , PLUGIN_PROC_MODULE_NET_SCTP_SNMP_NAME + , NETDATA_CHART_PRIO_SCTP + 50 + , update_every + , RRDSET_TYPE_LINE + ); + rrdset_flag_set(st, RRDSET_FLAG_DETAIL); + + rd_InCtrl = rrddim_add(st, "SctpInCtrlChunks", "InCtrl", 1, 1, RRD_ALGORITHM_INCREMENTAL); + rd_InOrder = rrddim_add(st, "SctpInOrderChunks", "InOrder", 1, 1, RRD_ALGORITHM_INCREMENTAL); + rd_InUnorder = rrddim_add(st, "SctpInUnorderChunks", "InUnorder", 1, 1, RRD_ALGORITHM_INCREMENTAL); + rd_OutCtrl = rrddim_add(st, "SctpOutCtrlChunks", "OutCtrl", -1, 1, RRD_ALGORITHM_INCREMENTAL); + rd_OutOrder = rrddim_add(st, "SctpOutOrderChunks", "OutOrder", -1, 1, RRD_ALGORITHM_INCREMENTAL); + rd_OutUnorder = rrddim_add(st, "SctpOutUnorderChunks", "OutUnorder", -1, 1, RRD_ALGORITHM_INCREMENTAL); + } + else rrdset_next(st); + + rrddim_set_by_pointer(st, rd_InCtrl, SctpInCtrlChunks); + rrddim_set_by_pointer(st, rd_InOrder, SctpInOrderChunks); + rrddim_set_by_pointer(st, rd_InUnorder, SctpInUnorderChunks); + rrddim_set_by_pointer(st, rd_OutCtrl, SctpOutCtrlChunks); + rrddim_set_by_pointer(st, rd_OutOrder, SctpOutOrderChunks); + rrddim_set_by_pointer(st, rd_OutUnorder, SctpOutUnorderChunks); + rrdset_done(st); + } + + return 0; +} + |