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|
/*
* Unix SMB/CIFS implementation.
* Support for OneFS protocol statistics / 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"
#include "smbd/smbd.h"
#include <sys/isi_stats_protocol.h>
#include <sys/isi_stats_client.h>
#include <sys/isi_stats_cifs.h>
extern struct current_user current_user;
struct onefs_op_counter {
struct isp_op_delta iod;
struct onefs_op_counter *next;
struct onefs_op_counter *prev;
};
struct onefs_stats_context {
bool alloced;
struct isp_op_delta iod;
/* ANDX commands stats stored here */
struct onefs_op_counter *ops_chain;
};
const char *onefs_stat_debug(struct isp_op_delta *iod);
struct onefs_stats_context g_context;
static void onefs_smb_statistics_end(struct smb_perfcount_data *pcd);
struct isp_op_delta *onefs_stats_get_op_delta(struct onefs_stats_context *ctxt)
{
/* operate on head of chain */
if (ctxt->ops_chain) {
#ifdef ONEFS_PERF_DEBUG
DEBUG(0,("************* CHAINED *****\n"));
#endif
return &ctxt->ops_chain->iod;
} else
return &ctxt->iod;
}
/* statistics operations */
static void onefs_smb_statistics_start(struct smb_perfcount_data *pcd)
{
#ifdef ONEFS_PERF_DEBUG
if (g_context.iod.op) {
DEBUG(0,("**************** OP Collision! %s(%d) \n",
onefs_stat_debug(&g_context.iod), g_context.iod.op));
}
#endif
ISP_OP_BEG(&g_context.iod, ISP_PROTO_CIFS, 0);
if (g_context.iod.enabled)
pcd->context = &g_context;
else
pcd->context = NULL;
}
static void onefs_smb_statistics_add(struct smb_perfcount_data *pcd)
{
struct onefs_op_counter *oc;
struct onefs_stats_context *ctxt = pcd->context;
/* not enabled */
if (pcd->context == NULL)
return;
oc = SMB_MALLOC_P(struct onefs_op_counter);
if (oc == NULL)
return;
#ifdef ONEFS_PERF_DEBUG
DEBUG(0,("*********** add chained op \n"));
#endif
DLIST_ADD(ctxt->ops_chain, oc);
ISP_OP_BEG(&oc->iod, ISP_PROTO_CIFS, 0);
}
static void onefs_smb_statistics_set_op(struct smb_perfcount_data *pcd, int op)
{
struct onefs_stats_context *ctxt = pcd->context;
struct isp_op_delta *iod;
/* not enabled */
if (pcd->context == NULL)
return;
iod = onefs_stats_get_op_delta(ctxt);
iod->op = isp_cifs_op_id(op);
#ifdef ONEFS_PERF_DEBUG
DEBUG(0,("***********SET op %s(%d)\n", onefs_stat_debug(iod), op));
#endif
/* no reply required */
if (op == SMBntcancel)
onefs_smb_statistics_end(pcd);
}
static void onefs_smb_statistics_set_subop(struct smb_perfcount_data *pcd,
int subop)
{
struct onefs_stats_context *ctxt = pcd->context;
struct isp_op_delta *iod;
/* not enabled */
if (pcd->context == NULL)
return;
iod = onefs_stats_get_op_delta(ctxt);
iod->op = isp_cifs_sub_op_id(iod->op, subop);
#ifdef ONEFS_PERF_DEBUG
DEBUG(0,("******************** SET subop %s(%d)\n",
onefs_stat_debug(iod), subop));
#endif
/*
* finalize this one - we don't need to know when it
* is set, but its useful as a counter
*/
if (subop == NT_TRANSACT_NOTIFY_CHANGE)
onefs_smb_statistics_end(pcd);
}
static void onefs_smb_statistics_set_ioctl(struct smb_perfcount_data *pcd,
int io_ctl)
{
struct onefs_stats_context *ctxt = pcd->context;
struct isp_op_delta *iod;
/* not enabled */
if (pcd->context == NULL)
return;
/* we only monitor shadow copy */
if (io_ctl != FSCTL_GET_SHADOW_COPY_DATA)
return;
iod = onefs_stats_get_op_delta(ctxt);
iod->op = isp_cifs_sub_op_id(iod->op, ISP_CIFS_NTRN_IOCTL_FGSCD);
#ifdef ONEFS_PERF_DEBUG
DEBUG(0,("******************** SET ioctl %s(%d)\n",
onefs_stat_debug(iod), io_ctl));
#endif
}
static void onefs_smb_statistics_set_msglen_in(struct smb_perfcount_data *pcd,
uint64_t in_bytes)
{
struct onefs_stats_context *ctxt = pcd->context;
struct isp_op_delta *iod;
/* not enabled */
if (pcd->context == NULL)
return;
iod = onefs_stats_get_op_delta(ctxt);
iod->in_bytes = in_bytes;
}
static void onefs_smb_statistics_set_msglen_out(struct smb_perfcount_data *pcd,
uint64_t out_bytes)
{
struct onefs_stats_context *ctxt = pcd->context;
/* not enabled */
if (pcd->context == NULL)
return;
if (ctxt->ops_chain)
ctxt->ops_chain->iod.out_bytes = out_bytes;
ctxt->iod.out_bytes = out_bytes;
}
static int onefs_copy_perfcount_context(struct onefs_stats_context *ctxt,
struct onefs_stats_context **dest)
{
struct onefs_stats_context *new_ctxt;
/* make an alloc'd copy of the data */
new_ctxt = SMB_MALLOC_P(struct onefs_stats_context);
if (!new_ctxt) {
return -1;
}
memcpy(new_ctxt, ctxt, sizeof(struct onefs_stats_context));
new_ctxt->alloced = True;
*dest = new_ctxt;
return 0;
}
static void onefs_smb_statistics_copy_context(struct smb_perfcount_data *pcd,
struct smb_perfcount_data *dest)
{
struct onefs_stats_context *ctxt = pcd->context;
struct onefs_stats_context *new_ctxt;
int ret;
/* not enabled */
if (pcd->context == NULL)
return;
#ifdef ONEFS_PERF_DEBUG
DEBUG(0,("******** COPYING op %s(%d)\n",
onefs_stat_debug(&ctxt->iod), ctxt->iod.op));
#endif
ret = onefs_copy_perfcount_context(ctxt, &new_ctxt);
if (ret)
return;
/* instrumentation */
if (ctxt == &g_context)
ZERO_STRUCT(g_context);
dest->context = new_ctxt;
}
/*
* For perf reasons, we usually use the global - sometimes, though,
* when an operation is deferred, we need to alloc a copy.
*/
static void onefs_smb_statistics_defer_op(struct smb_perfcount_data *pcd,
struct smb_perfcount_data *def_pcd)
{
struct onefs_stats_context *ctxt = pcd->context;
struct onefs_stats_context *deferred_ctxt;
int ret;
/* not enabled */
if (pcd->context == NULL)
return;
/* already allocated ? */
if (ctxt->alloced)
{
def_pcd->context = ctxt;
pcd->context = NULL;
return;
}
#ifdef ONEFS_PERF_DEBUG
DEBUG(0,("******** DEFERRING op %s(%d)\n",
onefs_stat_debug(&ctxt->iod), ctxt->iod.op));
#endif
ret = onefs_copy_perfcount_context(ctxt, &deferred_ctxt);
if (ret)
return;
def_pcd->context = (void*) deferred_ctxt;
/* instrumentation */
if (ctxt == &g_context)
ZERO_STRUCT(g_context);
if (pcd != def_pcd)
pcd->context = NULL;
}
static void onefs_smb_statistics_end(struct smb_perfcount_data *pcd)
{
struct onefs_stats_context *ctxt = pcd->context;
struct onefs_op_counter *tmp;
uint64_t uid;
static in_addr_t rem_addr = 0;
static in_addr_t loc_addr = 0;
/* not enabled */
if (pcd->context == NULL)
return;
uid = current_user.ut.uid ? current_user.ut.uid : ISC_UNKNOWN_CLIENT_ID;
/* get address info once, doesn't change for process */
if (rem_addr == 0) {
#error Isilon, please remove this after testing the code below
char *addr;
addr = talloc_sub_basic(talloc_tos(), "", "", "%I");
if (addr != NULL) {
rem_addr = interpret_addr(addr);
TALLOC_FREE(addr);
} else {
rem_addr = ISC_MASKED_ADDR;
}
addr = talloc_sub_basic(talloc_tos(), "", "", "%i");
if (addr != NULL) {
loc_addr = interpret_addr(addr);
TALLOC_FREE(addr);
} else {
loc_addr = ISC_MASKED_ADDR;
}
}
/*
* bug here - we aren't getting the outlens right,
* when dealing w/ chained requests.
*/
for (tmp = ctxt->ops_chain; tmp; tmp = tmp->next) {
tmp->iod.out_bytes = ctxt->iod.out_bytes;
isc_cookie_init(&tmp->iod.cookie, rem_addr, loc_addr, uid);
ISP_OP_END(&tmp->iod);
#ifdef ONEFS_PERF_DEBUG
DEBUG(0,("******** Finalized CHAIN op %s uid %llu in:%llu"
", out:%llu\n",
onefs_stat_debug(&tmp->iod), uid,
tmp->iod.in_bytes, tmp->iod.out_bytes));
#endif
SAFE_FREE(DLIST_PREV(tmp));
}
isc_cookie_init(&ctxt->iod.cookie, rem_addr, loc_addr, uid);
ISP_OP_END(&ctxt->iod);
#ifdef ONEFS_PERF_DEBUG
DEBUG(0,("******** Finalized op %s uid %llu in:%llu, out:%llu\n",
onefs_stat_debug(&ctxt->iod), uid,
ctxt->iod.in_bytes, ctxt->iod.out_bytes));
#endif
if (ctxt->alloced)
SAFE_FREE(ctxt);
else
ZERO_STRUCTP(ctxt);
pcd->context = NULL;
}
static struct smb_perfcount_handlers onefs_pc_handlers = {
onefs_smb_statistics_start,
onefs_smb_statistics_add,
onefs_smb_statistics_set_op,
onefs_smb_statistics_set_subop,
onefs_smb_statistics_set_ioctl,
onefs_smb_statistics_set_msglen_in,
onefs_smb_statistics_set_msglen_out,
onefs_smb_statistics_copy_context,
onefs_smb_statistics_defer_op,
onefs_smb_statistics_end
};
NTSTATUS perfcount_onefs_init(void)
{
return smb_register_perfcounter(SMB_PERFCOUNTER_INTERFACE_VERSION,
"pc_onefs", &onefs_pc_handlers);
}
#ifdef ONEFS_PERF_DEBUG
/* debug helper */
struct op_debug {
int type;
const char *name;
};
struct op_debug op_debug_table[] = {
{ 0x00, "mkdir"}, { 0x01, "rmdir"}, { 0x02, "open"}, { 0x03, "create"},
{ 0x04, "close"}, { 0x05, "flush"}, { 0x06, "unlink"}, { 0x07, "mv"},
{ 0x08, "getatr"}, { 0x09, "setatr"}, { 0x0a, "read"}, { 0x0b, "write"},
{ 0x0c, "lock"}, { 0x0d, "unlock"}, { 0x0e, "ctemp"}, { 0x0f, "mknew"},
{ 0x10, "chkpth"}, { 0x11, "exit"}, { 0x12, "lseek"}, { 0x13, "lockread"},
{ 0x14, "writeunlock"}, { 0x1a, "readbraw"}, { 0x1b, "readbmpx"},
{ 0x1c, "readbs"}, { 0x1d, "writebraw"}, { 0x1e, "writebmpx"},
{ 0x1f, "writebs"}, { 0x20, "writec"}, { 0x22, "setattre"},
{ 0x23, "getattre"}, { 0x24, "lockingx"}, { 0x25, "trans"},
{ 0x26, "transs"}, { 0x27, "ioctl"}, { 0x28, "ioctls"}, { 0x29, "copy"},
{ 0x2a, "move"}, { 0x2b, "echo"}, { 0x2c, "writeclose"}, { 0x2d, "openx"},
{ 0x2e, "readx"}, { 0x2f, "writex"}, { 0x34, "findclose"},
{ 0x35, "findnclose"}, { 0x70, "tcon"}, { 0x71, "tdis"},
{ 0x72, "negprot"}, { 0x73, "sesssetupx"}, { 0x74, "ulogoffx"},
{ 0x75, "tconx"}, { 0x80, "dskattr"}, { 0x81, "search"},
{ 0x82, "ffirst"}, { 0x83, "funique"}, { 0x84, "fclose"},
{ 0x400, "nttrans"},{ 0x500, "nttranss"},
{ 0xa2, "ntcreatex"}, { 0xa4, "ntcancel"}, { 0xa5, "ntrename"},
{ 0xc0, "splopen"}, { 0xc1, "splwr"}, { 0xc2, "splclose"},
{ 0xc3, "splretq"}, { 0xd0, "sends"}, { 0xd1, "sendb"},
{ 0xd2, "fwdname"}, { 0xd3, "cancelf"}, { 0xd4, "getmac"},
{ 0xd5, "sendstrt"}, { 0xd6, "sendend"}, { 0xd7, "sendtxt"},
{ ISP_CIFS_INVALID_OP, "unknown"},
{ ISP_CIFS_TRNS2 + 0x00, "trans2:open"},
{ ISP_CIFS_TRNS2 + 0x01, "trans2:findfirst"},
{ ISP_CIFS_TRNS2 + 0x02, "trans2:findnext"},
{ ISP_CIFS_TRNS2 + 0x03, "trans2:qfsinfo"},
{ ISP_CIFS_TRNS2 + 0x04, "trans2:setfsinfo"},
{ ISP_CIFS_TRNS2 + 0x05, "trans2:qpathinfo"},
{ ISP_CIFS_TRNS2 + 0x06, "trans2:setpathinfo"},
{ ISP_CIFS_TRNS2 + 0x07, "trans2:qfileinfo"},
{ ISP_CIFS_TRNS2 + 0x08, "trans2:setfileinfo"},
{ ISP_CIFS_TRNS2 + 0x0a, "trans2:ioctl"},
{ ISP_CIFS_TRNS2 + 0x0b, "trans2:findnotifyfirst"},
{ ISP_CIFS_TRNS2 + 0x0c, "trans2:findnotifynext"},
{ ISP_CIFS_TRNS2 + 0x0d, "trans2:mkdir"},
{ ISP_CIFS_TRNS2 + 0x10, "trans2:get_dfs_ref"},
{ ISP_CIFS_TRNS2 + ISP_CIFS_SUBOP_UNKNOWN, "trans2:unknown"},
{ ISP_CIFS_TRNSS2 +0x00, "transs2:open"},
{ ISP_CIFS_TRNSS2 +0x01, "transs2:findfirst"},
{ ISP_CIFS_TRNSS2 +0x02, "transs2:findnext"},
{ ISP_CIFS_TRNSS2 +0x03, "transs2:qfsinfo"},
{ ISP_CIFS_TRNSS2 +0x04, "transs2:setfsinfo"},
{ ISP_CIFS_TRNSS2 +0x05, "transs2:qpathinfo"},
{ ISP_CIFS_TRNSS2 +0x06, "transs2:setpathinfo"},
{ ISP_CIFS_TRNSS2 +0x07, "transs2:qfileinfo"},
{ ISP_CIFS_TRNSS2 +0x08, "transs2:setfileinfo"},
{ ISP_CIFS_TRNSS2 +0x0a, "transs2:ioctl"},
{ ISP_CIFS_TRNSS2 +0x0b, "transs2:findnotifyfirst"},
{ ISP_CIFS_TRNSS2 +0x0c, "transs2:findnotifynext"},
{ ISP_CIFS_TRNSS2 +0x0d, "transs2:mkdir"},
{ ISP_CIFS_TRNSS2 +0x10, "transs2:get_dfs_referral"},
{ ISP_CIFS_TRNSS2 + ISP_CIFS_SUBOP_UNKNOWN, "transs2:unknown"},
{ ISP_CIFS_NTRNS + 0x1, "nttrans:create"},
{ ISP_CIFS_NTRNS + 0x2, "nttrans:ioctl"},
{ ISP_CIFS_NTRNS + 0x3, "nttrans:set_security_desc"},
{ ISP_CIFS_NTRNS + 0x4, "nttrans:notify_change"},
{ ISP_CIFS_NTRNS + 0x5, "nttrans:rename"},
{ ISP_CIFS_NTRNS + 0x6, "nttrans:qry_security_desc"},
{ ISP_CIFS_NTRNS + 0x7, "nttrans:get_user_quota"},
{ ISP_CIFS_NTRNS + 0x8, "nttrans:set_user_quota"},
{ ISP_CIFS_NTRNS + ISP_CIFS_NTRN_IOCTL_FGSCD,
"nttrans:ioctl:get_shadow_copy_data"},
{ ISP_CIFS_NTRNS + ISP_CIFS_SUBOP_UNKNOWN,
"nttrans:unknown"},
{ ISP_CIFS_NTRNSS + 0x1, "nttranss:create"},
{ ISP_CIFS_NTRNSS + 0x2, "nttranss:ioctl"},
{ ISP_CIFS_NTRNSS + 0x3, "nttranss:set_security_desc"},
{ ISP_CIFS_NTRNSS + 0x4, "nttranss:notify_change"},
{ ISP_CIFS_NTRNSS + 0x5, "nttranss:rename"},
{ ISP_CIFS_NTRNSS + 0x6, "nttranss:qry_security_desc"},
{ ISP_CIFS_NTRNSS + 0x7, "nttranss:get_user_quota"},
{ ISP_CIFS_NTRNSS + 0x8, "nttranss:set_user_quota"},
{ ISP_CIFS_NTRNSS + ISP_CIFS_NTRN_IOCTL_FGSCD,
"nttranss:ioctl:get_shadow_copy_data"},
{ ISP_CIFS_NTRNSS + ISP_CIFS_SUBOP_UNKNOWN,
"nttranss:unknown"},
};
int op_debug_table_count = sizeof(op_debug_table) / sizeof(op_debug_table[0]);
const char *onefs_stat_debug(struct isp_op_delta *iod)
{
int i;
const char *unk = "unknown";
for (i=0; i < op_debug_table_count;i++) {
if (iod->op == op_debug_table[i].type)
return op_debug_table[i].name;
}
return unk;
}
#endif
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