+++ /dev/null
-/*
- * Samba, configurable PMDA
- *
- * Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it would be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- *
- * Further, this software is distributed without any warranty that it is
- * free of the rightful claim of any third person regarding infringement
- * or the like. Any license provided herein, whether implied or
- * otherwise, applies only to this software file. Patent licenses, if
- * any, provided herein do not apply to combinations of this program with
- * other software, or any other product whatsoever.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
- * Mountain View, CA 94043, or:
- *
- * http://www.sgi.com
- *
- * For further information regarding this notice, see:
- *
- * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
- */
-
-typedef int BOOL;
-
-#define IRIX 1
-
-#include <stdio.h>
-#include <sys/shm.h>
-#include <pcp/pmapi.h>
-#ifdef IRIX
-#include <pcp/impl.h>
-#endif
-#include <pcp/pmda.h>
-#include "domain.h"
-#include "profile.h"
-#include "metrics.h"
-
-static pmdaInstid *counttime = NULL;
-static pmdaInstid *bytes = NULL;
-
-/*
- * List of instance domains
- */
-
-static pmdaIndom indomtab[] = {
- {COUNT_TIME_INDOM,0,NULL},
- {BYTE_INDOM,0,NULL}
-};
-/*
- * all metrics supported in this PMDA - one table entry for each
- */
-
-static pmdaMetric metrictab[] = {
-/* smbd.smb_count */
- { NULL, { PMDA_PMID(0,0), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* smbd.uid_changes */
- { NULL, { PMDA_PMID(0,1), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* statcache.lookups */
- { NULL, { PMDA_PMID(1,0), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* statcache.misses */
- { NULL, { PMDA_PMID(1,1), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* statcache.hits */
- { NULL, { PMDA_PMID(1,2), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.num_caches */
- { NULL, { PMDA_PMID(2,0), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_INSTANT,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.allocated_caches */
- { NULL, { PMDA_PMID(2,1), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_INSTANT,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.read_hits */
- { NULL, { PMDA_PMID(2,2), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.total_writes */
- { NULL, { PMDA_PMID(2,3), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.init_writes */
- { NULL, { PMDA_PMID(2,4), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.abutted_writes */
- { NULL, { PMDA_PMID(2,5), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.perfect_writes */
- { NULL, { PMDA_PMID(2,6), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.direct_writes */
- { NULL, { PMDA_PMID(2,7), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.non_oplock_writes */
- { NULL, { PMDA_PMID(2,8), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.seek_flush */
- { NULL, { PMDA_PMID(2,9), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.read_flush */
- { NULL, { PMDA_PMID(2,10), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.write_flush */
- { NULL, { PMDA_PMID(2,11), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.readraw_flush */
- { NULL, { PMDA_PMID(2,12), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.oplock_rel_flush */
- { NULL, { PMDA_PMID(2,13), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.close_flush */
- { NULL, { PMDA_PMID(2,14), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.sync_flush */
- { NULL, { PMDA_PMID(2,15), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* writecache.size_change_flush */
- { NULL, { PMDA_PMID(2,16), PM_TYPE_U32, PM_INDOM_NULL, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* counts instance domain */
- { NULL, { PMDA_PMID(3,0), PM_TYPE_U32, COUNT_TIME_INDOM, PM_SEM_COUNTER,
- { 0,0,1,0,0,PM_COUNT_ONE} }, },
-/* times instance domain */
- { NULL, { PMDA_PMID(4,0), PM_TYPE_U32, COUNT_TIME_INDOM, PM_SEM_COUNTER,
- { 0,1,0,0,PM_TIME_USEC,0} }, },
-/* bytes instance domain */
- { NULL, { PMDA_PMID(5,0), PM_TYPE_U32, BYTE_INDOM, PM_SEM_COUNTER,
- { 1,0,0,PM_SPACE_BYTE,0,0} }, }
-
-};
-
-extern int errno;
-struct profile_stats *stats;
-struct profile_header *shmheader;
-int shmid = -1;
-
-
-int
-samba_fetchCallBack(pmdaMetric *mdesc, unsigned int inst, pmAtomValue *atom)
-{
- __pmID_int *idp = (__pmID_int *)&(mdesc->m_desc.pmid);
-
-
- if (inst != PM_IN_NULL && mdesc->m_desc.indom == PM_INDOM_NULL)
- return PM_ERR_INST;
-
- if (idp->cluster == 0) {
- switch (idp->item) {
- case 0: /* smbd.smb_count */
- atom->ul = stats->smb_count;
- break;
- case 1: /* smb.uid_changes */
- atom->ul = stats->uid_changes;
- break;
- default:
- return PM_ERR_PMID;
- }
- }
- else if (idp->cluster == 1) { /* statcache */
- switch (idp->item) {
- case 0: /* statcache.lookups */
- atom->ul = stats->statcache_lookups;
- break;
- case 1: /* statcache.misses */
- atom->ul = stats->statcache_misses;
- break;
- case 2: /* statcache.hits */
- atom->ul = stats->statcache_hits;
- break;
- default:
- return PM_ERR_PMID;
- }
- }
- else if (idp->cluster == 2) { /* writecache */
- switch (idp->item) {
- case 0: /* writecache.num_caches */
- atom->ul = stats->writecache_num_write_caches;
- break;
- case 1: /* writecache.allocated_caches */
- atom->ul = stats->writecache_allocated_write_caches;
- break;
- case 2: /* writecache.read_hits */
- atom->ul = stats->writecache_read_hits;
- break;
- case 3: /* writecache.total_writes */
- atom->ul = stats->writecache_total_writes;
- break;
- case 4: /* writecache.init_writes */
- atom->ul = stats->writecache_init_writes;
- break;
- case 5: /* writecache.abutted_writes */
- atom->ul = stats->writecache_abutted_writes;
- break;
- case 6: /* writecache.perfect_writes */
- atom->ul = stats->writecache_num_perfect_writes;
- break;
- case 7: /* writecache.direct_writes */
- atom->ul = stats->writecache_direct_writes;
- break;
- case 8: /* writecache.non_oplock_writes */
- atom->ul = stats->writecache_non_oplock_writes;
- break;
- case 9: /* writecache.seek_flush */
- atom->ul = stats->writecache_flushed_writes[SEEK_FLUSH];
- break;
- case 10: /* writecache.read_flush */
- atom->ul = stats->writecache_flushed_writes[READ_FLUSH];
- break;
- case 11: /* writecache.write_flush */
- atom->ul = stats->writecache_flushed_writes[WRITE_FLUSH];
- break;
- case 12: /* writecache.readraw_flush */
- atom->ul = stats->writecache_flushed_writes[READRAW_FLUSH];
- break;
- case 13: /* writecache.oplock_rel_flush */
- atom->ul = stats->writecache_flushed_writes[OPLOCK_RELEASE_FLUSH];
- break;
- case 14: /* writecache.close_flush */
- atom->ul = stats->writecache_flushed_writes[CLOSE_FLUSH];
- break;
- case 15: /* writecache.sync_flush */
- atom->ul = stats->writecache_flushed_writes[SYNC_FLUSH];
- break;
- case 16: /* writecache.size_change_flush */
- atom->ul = stats->writecache_flushed_writes[SIZECHANGE_FLUSH];
- break;
- default:
- return PM_ERR_PMID;
- }
- }
- else if (idp->cluster == 3) { /* counts */
- if (idp->item == 0) {
- if (inst < indomtab[COUNT_TIME_INDOM].it_numinst) {
- unsigned *p;
-
- p = (unsigned *)((unsigned)stats + samba_counts[inst].offset);
- atom->ul = *p;
- }
- else
- return PM_ERR_INST;
- }
- else
- return PM_ERR_PMID;
- }
- else if (idp->cluster == 4) { /* times */
- if (idp->item == 0) {
- if (inst < indomtab[COUNT_TIME_INDOM].it_numinst) {
- unsigned *p;
-
- p = (unsigned *)((unsigned)stats + samba_times[inst].offset);
- atom->ul = *p;
- }
- else
- return PM_ERR_INST;
- }
- else
- return PM_ERR_PMID;
- }
- else if (idp->cluster == 5) { /* bytes */
- if (idp->item == 0) {
- if (inst < indomtab[BYTE_INDOM].it_numinst) {
- unsigned *p;
-
- p = (unsigned *)((unsigned)stats + samba_bytes[inst].offset);
- atom->ul = *p;
- }
- else
- return PM_ERR_INST;
- }
- else
- return PM_ERR_PMID;
- }
- else
- return PM_ERR_PMID;
- return 0;
-}
-
-
-void
-samba_init(pmdaInterface *dp)
-{
- int inst_count, i;
-
- if (dp->status != 0)
- return;
-
- if ((shmid = shmget(PROF_SHMEM_KEY, 0, 0)) == -1) {
- fprintf(stderr, "shmid: %s\n", strerror(errno));
- fprintf(stderr, "samba not compiled with profile support or not running\n");
- exit(1);
- }
- shmheader = (struct profile_header *)shmat(shmid, NULL, SHM_RDONLY);
- if ((int)shmheader == -1) {
- fprintf(stderr, "shmat: %s\n", strerror(errno));
- exit(1);
- }
-
-/*
- * Initialize lists of instances
- */
-
- inst_count = sizeof(samba_counts)/sizeof(samba_counts[0]);
- counttime = (pmdaInstid *)malloc(inst_count * sizeof(pmdaInstid));
- if (counttime == NULL) {
- __pmNoMem("count&time",inst_count * sizeof(pmdaInstid),PM_FATAL_ERR);
- /* NOTREACHED*/
- }
- for (i = 0; i < inst_count; i++) {
- counttime[i].i_inst = i;
- counttime[i].i_name = samba_counts[i].name;
- }
- indomtab[COUNT_TIME_INDOM].it_numinst = inst_count;
- indomtab[COUNT_TIME_INDOM].it_set = counttime;
-
- inst_count = sizeof(samba_bytes)/sizeof(samba_bytes[0]);
- bytes = (pmdaInstid *)malloc(inst_count * sizeof(pmdaInstid));
- if (bytes == NULL) {
- __pmNoMem("bytes",inst_count * sizeof(pmdaInstid),PM_FATAL_ERR);
- /* NOTREACHED*/
- }
- for (i = 0; i < inst_count; i++) {
- bytes[i].i_inst = i;
- bytes[i].i_name = samba_bytes[i].name;
- }
- indomtab[BYTE_INDOM].it_numinst = inst_count;
- indomtab[BYTE_INDOM].it_set = bytes;
-
-
- pmdaSetFetchCallBack(dp, samba_fetchCallBack);
- pmdaInit(dp, indomtab, sizeof(indomtab)/sizeof(indomtab[0]),
- metrictab, sizeof(metrictab)/sizeof(metrictab[0]));
-
- /* validate the data */
- if (!shmheader) /* not mapped yet */
- fprintf(stderr, "samba_init: shmem not mapped\n");
- else if (shmheader->prof_shm_magic != PROF_SHM_MAGIC)
- fprintf(stderr, "samba_init: bad magic\n");
- else if (shmheader->prof_shm_version != PROF_SHM_VERSION)
- fprintf(stderr, "samba_init: bad version %X\n",
- shmheader->prof_shm_version);
- else {
- stats = &shmheader->stats;
- return; /* looks OK */
- }
- exit(1);
-}
-
-
-int
-main(int argc, char **argv)
-{
- int err = 0;
- char *p;
- pmdaInterface dispatch;
-
- for (p = pmProgname = argv[0]; *p; p++)
- if (*p == '/') pmProgname = p+1;
-
- pmdaDaemon(&dispatch, PMDA_INTERFACE_2, pmProgname, SAMBA,
- "samba.log", "/var/pcp/pmdas/samba/help");
-
- if (pmdaGetOpt(argc, argv, "D:d:l:?", &dispatch, &err) != EOF) {
- fprintf(stderr, "Usage: %s [options]\n\n\
-Options:\n\
- -d domain use domain (numeric) for metrics domain of PMDA\n\
- -l logfile write log into logfile rather than using default log name\n",
- pmProgname);
- exit(1);
- }
-
- pmdaOpenLog(&dispatch);
- samba_init(&dispatch);
- pmdaConnect(&dispatch);
- pmdaMain(&dispatch);
-
- exit(0);
- /*NOTREACHED*/
-}
git.samba.org / sfrench / samba-autobuild / .git / commitdiff