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-rw-r--r--collectors/proc.plugin/proc_net_rpc_nfs.c454
1 files changed, 454 insertions, 0 deletions
diff --git a/collectors/proc.plugin/proc_net_rpc_nfs.c b/collectors/proc.plugin/proc_net_rpc_nfs.c
new file mode 100644
index 000000000..f5702859c
--- /dev/null
+++ b/collectors/proc.plugin/proc_net_rpc_nfs.c
@@ -0,0 +1,454 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "plugin_proc.h"
+
+#define PLUGIN_PROC_MODULE_NFS_NAME "/proc/net/rpc/nfs"
+#define CONFIG_SECTION_PLUGIN_PROC_NFS "plugin:" PLUGIN_PROC_CONFIG_NAME ":" PLUGIN_PROC_MODULE_NFS_NAME
+
+struct nfs_procs {
+ char name[30];
+ unsigned long long value;
+ int present;
+ RRDDIM *rd;
+};
+
+struct nfs_procs nfs_proc2_values[] = {
+ { "null" , 0ULL, 0, NULL}
+ , {"getattr" , 0ULL, 0, NULL}
+ , {"setattr" , 0ULL, 0, NULL}
+ , {"root" , 0ULL, 0, NULL}
+ , {"lookup" , 0ULL, 0, NULL}
+ , {"readlink", 0ULL, 0, NULL}
+ , {"read" , 0ULL, 0, NULL}
+ , {"wrcache" , 0ULL, 0, NULL}
+ , {"write" , 0ULL, 0, NULL}
+ , {"create" , 0ULL, 0, NULL}
+ , {"remove" , 0ULL, 0, NULL}
+ , {"rename" , 0ULL, 0, NULL}
+ , {"link" , 0ULL, 0, NULL}
+ , {"symlink" , 0ULL, 0, NULL}
+ , {"mkdir" , 0ULL, 0, NULL}
+ , {"rmdir" , 0ULL, 0, NULL}
+ , {"readdir" , 0ULL, 0, NULL}
+ , {"fsstat" , 0ULL, 0, NULL}
+ ,
+
+ /* termination */
+ { "" , 0ULL, 0, NULL}
+};
+
+struct nfs_procs nfs_proc3_values[] = {
+ { "null" , 0ULL, 0, NULL}
+ , {"getattr" , 0ULL, 0, NULL}
+ , {"setattr" , 0ULL, 0, NULL}
+ , {"lookup" , 0ULL, 0, NULL}
+ , {"access" , 0ULL, 0, NULL}
+ , {"readlink" , 0ULL, 0, NULL}
+ , {"read" , 0ULL, 0, NULL}
+ , {"write" , 0ULL, 0, NULL}
+ , {"create" , 0ULL, 0, NULL}
+ , {"mkdir" , 0ULL, 0, NULL}
+ , {"symlink" , 0ULL, 0, NULL}
+ , {"mknod" , 0ULL, 0, NULL}
+ , {"remove" , 0ULL, 0, NULL}
+ , {"rmdir" , 0ULL, 0, NULL}
+ , {"rename" , 0ULL, 0, NULL}
+ , {"link" , 0ULL, 0, NULL}
+ , {"readdir" , 0ULL, 0, NULL}
+ , {"readdirplus", 0ULL, 0, NULL}
+ , {"fsstat" , 0ULL, 0, NULL}
+ , {"fsinfo" , 0ULL, 0, NULL}
+ , {"pathconf" , 0ULL, 0, NULL}
+ , {"commit" , 0ULL, 0, NULL}
+ ,
+
+ /* termination */
+ { "" , 0ULL, 0, NULL}
+};
+
+struct nfs_procs nfs_proc4_values[] = {
+ { "null" , 0ULL, 0, NULL}
+ , {"read" , 0ULL, 0, NULL}
+ , {"write" , 0ULL, 0, NULL}
+ , {"commit" , 0ULL, 0, NULL}
+ , {"open" , 0ULL, 0, NULL}
+ , {"open_conf" , 0ULL, 0, NULL}
+ , {"open_noat" , 0ULL, 0, NULL}
+ , {"open_dgrd" , 0ULL, 0, NULL}
+ , {"close" , 0ULL, 0, NULL}
+ , {"setattr" , 0ULL, 0, NULL}
+ , {"fsinfo" , 0ULL, 0, NULL}
+ , {"renew" , 0ULL, 0, NULL}
+ , {"setclntid" , 0ULL, 0, NULL}
+ , {"confirm" , 0ULL, 0, NULL}
+ , {"lock" , 0ULL, 0, NULL}
+ , {"lockt" , 0ULL, 0, NULL}
+ , {"locku" , 0ULL, 0, NULL}
+ , {"access" , 0ULL, 0, NULL}
+ , {"getattr" , 0ULL, 0, NULL}
+ , {"lookup" , 0ULL, 0, NULL}
+ , {"lookup_root" , 0ULL, 0, NULL}
+ , {"remove" , 0ULL, 0, NULL}
+ , {"rename" , 0ULL, 0, NULL}
+ , {"link" , 0ULL, 0, NULL}
+ , {"symlink" , 0ULL, 0, NULL}
+ , {"create" , 0ULL, 0, NULL}
+ , {"pathconf" , 0ULL, 0, NULL}
+ , {"statfs" , 0ULL, 0, NULL}
+ , {"readlink" , 0ULL, 0, NULL}
+ , {"readdir" , 0ULL, 0, NULL}
+ , {"server_caps" , 0ULL, 0, NULL}
+ , {"delegreturn" , 0ULL, 0, NULL}
+ , {"getacl" , 0ULL, 0, NULL}
+ , {"setacl" , 0ULL, 0, NULL}
+ , {"fs_locations" , 0ULL, 0, NULL}
+ , {"rel_lkowner" , 0ULL, 0, NULL}
+ , {"secinfo" , 0ULL, 0, NULL}
+ , {"fsid_present" , 0ULL, 0, NULL}
+ ,
+
+ /* nfsv4.1 client ops */
+ { "exchange_id" , 0ULL, 0, NULL}
+ , {"create_session" , 0ULL, 0, NULL}
+ , {"destroy_session" , 0ULL, 0, NULL}
+ , {"sequence" , 0ULL, 0, NULL}
+ , {"get_lease_time" , 0ULL, 0, NULL}
+ , {"reclaim_comp" , 0ULL, 0, NULL}
+ , {"layoutget" , 0ULL, 0, NULL}
+ , {"getdevinfo" , 0ULL, 0, NULL}
+ , {"layoutcommit" , 0ULL, 0, NULL}
+ , {"layoutreturn" , 0ULL, 0, NULL}
+ , {"secinfo_no" , 0ULL, 0, NULL}
+ , {"test_stateid" , 0ULL, 0, NULL}
+ , {"free_stateid" , 0ULL, 0, NULL}
+ , {"getdevicelist" , 0ULL, 0, NULL}
+ , {"bind_conn_to_ses", 0ULL, 0, NULL}
+ , {"destroy_clientid", 0ULL, 0, NULL}
+ ,
+
+ /* nfsv4.2 client ops */
+ { "seek" , 0ULL, 0, NULL}
+ , {"allocate" , 0ULL, 0, NULL}
+ , {"deallocate" , 0ULL, 0, NULL}
+ , {"layoutstats" , 0ULL, 0, NULL}
+ , {"clone" , 0ULL, 0, NULL}
+ ,
+
+ /* termination */
+ { "" , 0ULL, 0, NULL}
+};
+
+int do_proc_net_rpc_nfs(int update_every, usec_t dt) {
+ (void)dt;
+
+ static procfile *ff = NULL;
+ static int do_net = -1, do_rpc = -1, do_proc2 = -1, do_proc3 = -1, do_proc4 = -1;
+ static int proc2_warning = 0, proc3_warning = 0, proc4_warning = 0;
+
+ if(!ff) {
+ char filename[FILENAME_MAX + 1];
+ snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/proc/net/rpc/nfs");
+ ff = procfile_open(config_get(CONFIG_SECTION_PLUGIN_PROC_NFS, "filename to monitor", filename), " \t", PROCFILE_FLAG_DEFAULT);
+ }
+ if(!ff) return 1;
+
+ ff = procfile_readall(ff);
+ if(!ff) return 0; // we return 0, so that we will retry to open it next time
+
+ if(do_net == -1) do_net = config_get_boolean(CONFIG_SECTION_PLUGIN_PROC_NFS, "network", 1);
+ if(do_rpc == -1) do_rpc = config_get_boolean(CONFIG_SECTION_PLUGIN_PROC_NFS, "rpc", 1);
+ if(do_proc2 == -1) do_proc2 = config_get_boolean(CONFIG_SECTION_PLUGIN_PROC_NFS, "NFS v2 procedures", 1);
+ if(do_proc3 == -1) do_proc3 = config_get_boolean(CONFIG_SECTION_PLUGIN_PROC_NFS, "NFS v3 procedures", 1);
+ if(do_proc4 == -1) do_proc4 = config_get_boolean(CONFIG_SECTION_PLUGIN_PROC_NFS, "NFS v4 procedures", 1);
+
+ // if they are enabled, reset them to 1
+ // later we do them =2 to avoid doing strcmp() for all lines
+ if(do_net) do_net = 1;
+ if(do_rpc) do_rpc = 1;
+ if(do_proc2) do_proc2 = 1;
+ if(do_proc3) do_proc3 = 1;
+ if(do_proc4) do_proc4 = 1;
+
+ size_t lines = procfile_lines(ff), l;
+
+ char *type;
+ unsigned long long net_count = 0, net_udp_count = 0, net_tcp_count = 0, net_tcp_connections = 0;
+ unsigned long long rpc_calls = 0, rpc_retransmits = 0, rpc_auth_refresh = 0;
+
+ for(l = 0; l < lines ;l++) {
+ size_t words = procfile_linewords(ff, l);
+ if(!words) continue;
+
+ type = procfile_lineword(ff, l, 0);
+
+ if(do_net == 1 && strcmp(type, "net") == 0) {
+ if(words < 5) {
+ error("%s line of /proc/net/rpc/nfs has %zu words, expected %d", type, words, 5);
+ continue;
+ }
+
+ net_count = str2ull(procfile_lineword(ff, l, 1));
+ net_udp_count = str2ull(procfile_lineword(ff, l, 2));
+ net_tcp_count = str2ull(procfile_lineword(ff, l, 3));
+ net_tcp_connections = str2ull(procfile_lineword(ff, l, 4));
+
+ unsigned long long sum = net_count + net_udp_count + net_tcp_count + net_tcp_connections;
+ if(sum == 0ULL) do_net = -1;
+ else do_net = 2;
+ }
+ else if(do_rpc == 1 && strcmp(type, "rpc") == 0) {
+ if(words < 4) {
+ error("%s line of /proc/net/rpc/nfs has %zu words, expected %d", type, words, 6);
+ continue;
+ }
+
+ rpc_calls = str2ull(procfile_lineword(ff, l, 1));
+ rpc_retransmits = str2ull(procfile_lineword(ff, l, 2));
+ rpc_auth_refresh = str2ull(procfile_lineword(ff, l, 3));
+
+ unsigned long long sum = rpc_calls + rpc_retransmits + rpc_auth_refresh;
+ if(sum == 0ULL) do_rpc = -1;
+ else do_rpc = 2;
+ }
+ else if(do_proc2 == 1 && strcmp(type, "proc2") == 0) {
+ // the first number is the count of numbers present
+ // so we start for word 2
+
+ unsigned long long sum = 0;
+ unsigned int i, j;
+ for(i = 0, j = 2; j < words && nfs_proc2_values[i].name[0] ; i++, j++) {
+ nfs_proc2_values[i].value = str2ull(procfile_lineword(ff, l, j));
+ nfs_proc2_values[i].present = 1;
+ sum += nfs_proc2_values[i].value;
+ }
+
+ if(sum == 0ULL) {
+ if(!proc2_warning) {
+ error("Disabling /proc/net/rpc/nfs v2 procedure calls chart. It seems unused on this machine. It will be enabled automatically when found with data in it.");
+ proc2_warning = 1;
+ }
+ do_proc2 = 0;
+ }
+ else do_proc2 = 2;
+ }
+ else if(do_proc3 == 1 && strcmp(type, "proc3") == 0) {
+ // the first number is the count of numbers present
+ // so we start for word 2
+
+ unsigned long long sum = 0;
+ unsigned int i, j;
+ for(i = 0, j = 2; j < words && nfs_proc3_values[i].name[0] ; i++, j++) {
+ nfs_proc3_values[i].value = str2ull(procfile_lineword(ff, l, j));
+ nfs_proc3_values[i].present = 1;
+ sum += nfs_proc3_values[i].value;
+ }
+
+ if(sum == 0ULL) {
+ if(!proc3_warning) {
+ info("Disabling /proc/net/rpc/nfs v3 procedure calls chart. It seems unused on this machine. It will be enabled automatically when found with data in it.");
+ proc3_warning = 1;
+ }
+ do_proc3 = 0;
+ }
+ else do_proc3 = 2;
+ }
+ else if(do_proc4 == 1 && strcmp(type, "proc4") == 0) {
+ // the first number is the count of numbers present
+ // so we start for word 2
+
+ unsigned long long sum = 0;
+ unsigned int i, j;
+ for(i = 0, j = 2; j < words && nfs_proc4_values[i].name[0] ; i++, j++) {
+ nfs_proc4_values[i].value = str2ull(procfile_lineword(ff, l, j));
+ nfs_proc4_values[i].present = 1;
+ sum += nfs_proc4_values[i].value;
+ }
+
+ if(sum == 0ULL) {
+ if(!proc4_warning) {
+ info("Disabling /proc/net/rpc/nfs v4 procedure calls chart. It seems unused on this machine. It will be enabled automatically when found with data in it.");
+ proc4_warning = 1;
+ }
+ do_proc4 = 0;
+ }
+ else do_proc4 = 2;
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ if(do_net == 2) {
+ static RRDSET *st = NULL;
+ static RRDDIM *rd_udp = NULL,
+ *rd_tcp = NULL;
+
+ if(unlikely(!st)) {
+ st = rrdset_create_localhost(
+ "nfs"
+ , "net"
+ , NULL
+ , "network"
+ , NULL
+ , "NFS Client Network"
+ , "operations/s"
+ , PLUGIN_PROC_NAME
+ , PLUGIN_PROC_MODULE_NFS_NAME
+ , NETDATA_CHART_PRIO_NFS_NET
+ , update_every
+ , RRDSET_TYPE_STACKED
+ );
+
+ rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
+
+ rd_udp = rrddim_add(st, "udp", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
+ rd_tcp = rrddim_add(st, "tcp", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
+ }
+ else rrdset_next(st);
+
+ // ignore net_count, net_tcp_connections
+ (void)net_count;
+ (void)net_tcp_connections;
+
+ rrddim_set_by_pointer(st, rd_udp, net_udp_count);
+ rrddim_set_by_pointer(st, rd_tcp, net_tcp_count);
+ rrdset_done(st);
+ }
+
+ // --------------------------------------------------------------------
+
+ if(do_rpc == 2) {
+ static RRDSET *st = NULL;
+ static RRDDIM *rd_calls = NULL,
+ *rd_retransmits = NULL,
+ *rd_auth_refresh = NULL;
+
+ if(unlikely(!st)) {
+ st = rrdset_create_localhost(
+ "nfs"
+ , "rpc"
+ , NULL
+ , "rpc"
+ , NULL
+ , "NFS Client Remote Procedure Calls Statistics"
+ , "calls/s"
+ , PLUGIN_PROC_NAME
+ , PLUGIN_PROC_MODULE_NFS_NAME
+ , NETDATA_CHART_PRIO_NFS_RPC
+ , update_every
+ , RRDSET_TYPE_LINE
+ );
+ rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
+
+ rd_calls = rrddim_add(st, "calls", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
+ rd_retransmits = rrddim_add(st, "retransmits", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
+ rd_auth_refresh = rrddim_add(st, "auth_refresh", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
+ }
+ else rrdset_next(st);
+
+ rrddim_set_by_pointer(st, rd_calls, rpc_calls);
+ rrddim_set_by_pointer(st, rd_retransmits, rpc_retransmits);
+ rrddim_set_by_pointer(st, rd_auth_refresh, rpc_auth_refresh);
+ rrdset_done(st);
+ }
+
+ // --------------------------------------------------------------------
+
+ if(do_proc2 == 2) {
+ static RRDSET *st = NULL;
+ if(unlikely(!st)) {
+ st = rrdset_create_localhost(
+ "nfs"
+ , "proc2"
+ , NULL
+ , "nfsv2rpc"
+ , NULL
+ , "NFS v2 Client Remote Procedure Calls"
+ , "calls/s"
+ , PLUGIN_PROC_NAME
+ , PLUGIN_PROC_MODULE_NFS_NAME
+ , NETDATA_CHART_PRIO_NFS_PROC2
+ , update_every
+ , RRDSET_TYPE_STACKED
+ );
+ }
+ else rrdset_next(st);
+
+ size_t i;
+ for(i = 0; nfs_proc2_values[i].present ; i++) {
+ if(unlikely(!nfs_proc2_values[i].rd))
+ nfs_proc2_values[i].rd = rrddim_add(st, nfs_proc2_values[i].name, NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
+
+ rrddim_set_by_pointer(st, nfs_proc2_values[i].rd, nfs_proc2_values[i].value);
+ }
+
+ rrdset_done(st);
+ }
+
+ // --------------------------------------------------------------------
+
+ if(do_proc3 == 2) {
+ static RRDSET *st = NULL;
+ if(unlikely(!st)) {
+ st = rrdset_create_localhost(
+ "nfs"
+ , "proc3"
+ , NULL
+ , "nfsv3rpc"
+ , NULL
+ , "NFS v3 Client Remote Procedure Calls"
+ , "calls/s"
+ , PLUGIN_PROC_NAME
+ , PLUGIN_PROC_MODULE_NFS_NAME
+ , NETDATA_CHART_PRIO_NFS_PROC3
+ , update_every
+ , RRDSET_TYPE_STACKED
+ );
+ }
+ else rrdset_next(st);
+
+ size_t i;
+ for(i = 0; nfs_proc3_values[i].present ; i++) {
+ if(unlikely(!nfs_proc3_values[i].rd))
+ nfs_proc3_values[i].rd = rrddim_add(st, nfs_proc3_values[i].name, NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
+
+ rrddim_set_by_pointer(st, nfs_proc3_values[i].rd, nfs_proc3_values[i].value);
+ }
+
+ rrdset_done(st);
+ }
+
+ // --------------------------------------------------------------------
+
+ if(do_proc4 == 2) {
+ static RRDSET *st = NULL;
+ if(unlikely(!st)) {
+ st = rrdset_create_localhost(
+ "nfs"
+ , "proc4"
+ , NULL
+ , "nfsv4rpc"
+ , NULL
+ , "NFS v4 Client Remote Procedure Calls"
+ , "calls/s"
+ , PLUGIN_PROC_NAME
+ , PLUGIN_PROC_MODULE_NFS_NAME
+ , NETDATA_CHART_PRIO_NFS_PROC4
+ , update_every
+ , RRDSET_TYPE_STACKED
+ );
+ }
+ else rrdset_next(st);
+
+ size_t i;
+ for(i = 0; nfs_proc4_values[i].present ; i++) {
+ if(unlikely(!nfs_proc4_values[i].rd))
+ nfs_proc4_values[i].rd = rrddim_add(st, nfs_proc4_values[i].name, NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
+
+ rrddim_set_by_pointer(st, nfs_proc4_values[i].rd, nfs_proc4_values[i].value);
+ }
+
+ rrdset_done(st);
+ }
+
+ return 0;
+}
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