+++ /dev/null
-/*
- * Unix SMB/CIFS implementation.
- * Test module for perfcounters
- *
- * Copyright (C) Todd Stecher 2008
- *
- * 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 <http://www.gnu.org/licenses/>.
- */
-
-#include "includes.h"
-
-#define PARM_PC_TEST_TYPE "pc_test"
-#define PARM_DUMPON_COUNT "count"
-#define PARM_DUMPON_COUNT_DEFAULT 50
-
-struct perfcount_test_identity {
- uid_t uid;
- char *user;
- char *domain;
-};
-
-struct perfcount_test_counter {
- int op;
- int sub_op;
- int ioctl;
- uint64_t bytes_in;
- uint64_t bytes_out;
- int count;
-
- struct perfcount_test_counter *next;
- struct perfcount_test_counter *prev;
-};
-
-struct perfcount_test_context {
-
- /* wip: identity */
- struct perfcount_test_identity *id;
- struct perfcount_test_counter *ops;
-};
-
-#define MAX_OP 256
-struct perfcount_test_counter *g_list[MAX_OP];
-
-int count;
-
-/* determine frequency of dumping results */
-int count_mod = 1;
-
-static void perfcount_test_add_counters(struct perfcount_test_context *ctxt)
-{
- struct perfcount_test_counter *head;
- struct perfcount_test_counter *ptc;
- struct perfcount_test_counter *tmp;
- bool found;
-
- for (ptc = ctxt->ops; ptc != NULL; ) {
-
- found = false;
-
- if (ptc->op > MAX_OP)
- continue;
-
- for (head = g_list[ptc->op]; head != NULL; head = head->next) {
- if ((ptc->sub_op == head->sub_op) &&
- (ptc->ioctl == head->ioctl)) {
- head->bytes_in += ptc->bytes_in;
- head->bytes_out += ptc->bytes_out;
- head->count++;
- tmp = ptc->next;
- DLIST_REMOVE(ctxt->ops, ptc);
- SAFE_FREE(ptc);
- ptc = tmp;
- found = true;
- break;
- }
- }
-
- /* not in global tracking list - add it */
- if (!found) {
- tmp = ptc->next;
- DLIST_REMOVE(ctxt->ops, ptc);
- ptc->count = 1;
- DLIST_ADD(g_list[ptc->op], ptc);
- ptc = tmp;
- }
- }
-
-}
-
-#if 0
-
-static void perfcount_test_dump_id(struct perfcount_test_identity *id, int lvl)
-{
- if (!id)
- return;
-
- DEBUG(lvl,("uid - %d\n", id->uid));
- DEBUG(lvl,("user - %s\n", id->user));
- DEBUG(lvl,("domain - %s\n", id->domain));
-}
-
-#endif
-
-static const char *trans_subop_table[] = {
- "unknown", "trans:create", "trans:ioctl", "trans:set sd",
- "trans:change notify", "trans: rename", "trans:get sd",
- "trans:get quota", "trans:set quota"
-};
-
-static const char *trans2_subop_table[] = {
- "trans2:open", "trans2:find first", "trans2:find next",
- "trans2:q fsinfo", "trans2:set fsinfo", "trans2:q path info",
- "trans2:set pathinfo", "trans2:fs ctl", "trans2: io ctl",
- "trans2:find notify first", "trans2:find notify next",
- "trans2:mkdir", "trans2:sess setup", "trans2:get dfs referral",
- "trans2:report dfs inconsistent"
-};
-
-static const char *smb_subop_name(int op, int subop)
-{
- /* trans */
- if (op == 0x25) {
- if (subop > sizeof(trans_subop_table) /
- sizeof(trans_subop_table[0])) {
- return "unknown";
- }
- return trans_subop_table[subop];
- } else if (op == 0x32) {
- if (subop > sizeof(trans2_subop_table) /
- sizeof(trans2_subop_table[0])) {
- return "unknown";
- }
- return trans2_subop_table[subop];
- }
-
- return "unknown";
-}
-
-static void perfcount_test_dump_counter(struct perfcount_test_counter *ptc,
- int lvl)
-{
- DEBUG(lvl, ("OP: %s\n", smb_fn_name(ptc->op)));
- if (ptc->sub_op > 0) {
- DEBUG(lvl, ("SUBOP: %s\n",
- smb_subop_name(ptc->op, ptc->sub_op)));
- }
-
- if (ptc->ioctl > 0) {
- DEBUG(lvl, ("IOCTL: %d\n", ptc->ioctl));
- }
-
- DEBUG(lvl, ("Count: %d\n\n", ptc->count));
-}
-
-static void perfcount_test_dump_counters(void)
-{
- int i;
- struct perfcount_test_counter *head;
-
- count_mod = lp_parm_int(0, PARM_PC_TEST_TYPE, PARM_DUMPON_COUNT,
- PARM_DUMPON_COUNT_DEFAULT);
-
- if ((count++ % count_mod) != 0)
- return;
-
- DEBUG(0,("##### Dumping Performance Counters #####\n"));
-
- for (i=0; i < 256; i++) {
- for (head = g_list[i]; head != NULL; head = head->next) {
- perfcount_test_dump_counter(head, 0);
- head->prev = NULL;
- SAFE_FREE(head->prev);
- }
- SAFE_FREE(head);
- }
-}
-
-/* operations */
-static void perfcount_test_start(struct smb_perfcount_data *pcd)
-{
- struct perfcount_test_context *ctxt;
- struct perfcount_test_counter *ctr;
- /*
- * there shouldn't already be a context here - if so,
- * there's an unbalanced call to start / end.
- */
- if (pcd->context) {
- DEBUG(0,("perfcount_test_start - starting "
- "initialized context - %p\n", pcd));
- return;
- }
-
- ctxt = SMB_MALLOC_P(struct perfcount_test_context);
- if (!ctxt)
- return;
-
- ZERO_STRUCTP(ctxt);
-
- /* create 'default' context */
- ctr = SMB_MALLOC_P(struct perfcount_test_counter);
- if (!ctr) {
- SAFE_FREE(ctxt);
- return;
- }
-
- ZERO_STRUCTP(ctr);
- ctr->op = ctr->sub_op = ctr->ioctl = -1;
- DLIST_ADD(ctxt->ops, ctr);
-
- pcd->context = (void*)ctxt;
-}
-
-static void perfcount_test_add(struct smb_perfcount_data *pcd)
-{
- struct perfcount_test_context *ctxt =
- (struct perfcount_test_context *)pcd->context;
- struct perfcount_test_counter *ctr;
-
- if (pcd->context == NULL)
- return;
-
- ctr = SMB_MALLOC_P(struct perfcount_test_counter);
- if (!ctr) {
- return;
- }
-
- DLIST_ADD(ctxt->ops, ctr);
-
-}
-
-static void perfcount_test_set_op(struct smb_perfcount_data *pcd, int op)
-{
- struct perfcount_test_context *ctxt =
- (struct perfcount_test_context *)pcd->context;
-
- if (pcd->context == NULL)
- return;
-
- ctxt->ops->op = op;
-}
-
-static void perfcount_test_set_subop(struct smb_perfcount_data *pcd, int sub_op)
-{
- struct perfcount_test_context *ctxt =
- (struct perfcount_test_context *)pcd->context;
-
- if (pcd->context == NULL)
- return;
-
- ctxt->ops->sub_op = sub_op;
-}
-
-static void perfcount_test_set_ioctl(struct smb_perfcount_data *pcd, int io_ctl)
-{
- struct perfcount_test_context *ctxt =
- (struct perfcount_test_context *)pcd->context;
- if (pcd->context == NULL)
- return;
-
- ctxt->ops->ioctl = io_ctl;
-}
-
-static void perfcount_test_set_msglen_in(struct smb_perfcount_data *pcd,
- uint64_t bytes_in)
-{
- struct perfcount_test_context *ctxt =
- (struct perfcount_test_context *)pcd->context;
- if (pcd->context == NULL)
- return;
-
- ctxt->ops->bytes_in = bytes_in;
-}
-
-static void perfcount_test_set_msglen_out(struct smb_perfcount_data *pcd,
- uint64_t bytes_out)
-{
- struct perfcount_test_context *ctxt =
- (struct perfcount_test_context *)pcd->context;
-
- if (pcd->context == NULL)
- return;
-
- ctxt->ops->bytes_out = bytes_out;
-}
-
-/*
- * For perf reasons, its best to use some global state
- * when an operation is deferred, we need to alloc a copy.
- */
-static void perfcount_test_defer_op(struct smb_perfcount_data *pcd,
- struct smb_perfcount_data *def_pcd)
-{
- /* we don't do anything special to deferred ops */
- return;
-}
-
-static void perfcount_test_set_client(struct smb_perfcount_data *pcd,
- uid_t uid, const char *user,
- const char *domain)
-{
- /* WIP */
- return;
-}
-
-static void perfcount_test_end(struct smb_perfcount_data *pcd)
-{
- struct perfcount_test_context *ctxt =
- (struct perfcount_test_context *)pcd->context;
- if (pcd->context == NULL)
- return;
-
- /* @bug - we don't store outbytes right for chained cmds */
- perfcount_test_add_counters(ctxt);
- perfcount_test_dump_counters();
- pcd->context = NULL;
- SAFE_FREE(ctxt);
-}
-
-
-static struct smb_perfcount_handlers perfcount_test_handlers = {
- perfcount_test_start,
- perfcount_test_add,
- perfcount_test_set_op,
- perfcount_test_set_subop,
- perfcount_test_set_ioctl,
- perfcount_test_set_msglen_in,
- perfcount_test_set_msglen_out,
- perfcount_test_set_client,
- perfcount_test_defer_op,
- perfcount_test_end
-};
-
-NTSTATUS perfcount_test_init(void)
-{
- return smb_register_perfcounter(SMB_PERFCOUNTER_INTERFACE_VERSION,
- "pc_test", &perfcount_test_handlers);
-}
git.samba.org / samba.git / blobdiff