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authortodd stecher <todd.stecher@gmail.com>2009-02-08 23:12:02 -0800
committerTim Prouty <tprouty@samba.org>2009-02-09 13:23:44 -0800
commitf8c0d2fe010e06bed02fab7f51e000907535416a (patch)
tree4b014de586dd9d11398b2ec99db2311f8eb3960d /source3/modules
parent54c51a66e3e31c70a641d7efac2d4b08c3007278 (diff)
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S3 OneFS: Add in Isilon specific performance counter module
Diffstat (limited to 'source3/modules')
-rw-r--r--source3/modules/perfcount_onefs.c415
1 files changed, 415 insertions, 0 deletions
diff --git a/source3/modules/perfcount_onefs.c b/source3/modules/perfcount_onefs.c
new file mode 100644
index 0000000000..a4fbe6ad53
--- /dev/null
+++ b/source3/modules/perfcount_onefs.c
@@ -0,0 +1,415 @@
+/*
+ * 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 <sys/isi_stats_protocol.h>
+#include <sys/isi_stats_cifs.h>
+
+struct onefs_op_counter {
+ struct isp_op_delta iod;
+ struct onefs_op_counter *next;
+ struct onefs_op_counter *prev;
+};
+
+struct onefs_stats_context {
+ bool deferred;
+ 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;
+}
+
+/*
+ * 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;
+
+ /* not enabled */
+ if (pcd->context == NULL)
+ return;
+
+ /* already allocated ? */
+ if (ctxt->deferred)
+ {
+ 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
+
+ /* make an alloc'd copy of the data */
+ deferred_ctxt = SMB_MALLOC_P(struct onefs_stats_context);
+ if (!deferred_ctxt) {
+ /* disable for now - we'll get bogus stats, though */
+ def_pcd->context = NULL;
+ return;
+ }
+
+ memcpy(deferred_ctxt, ctxt, sizeof(struct onefs_stats_context));
+ deferred_ctxt->deferred = True;
+ 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_set_client(struct smb_perfcount_data *pcd,
+ uid_t uid, const char *user,
+ const char *domain)
+{
+ // not implemented...
+ return;
+}
+
+static void onefs_smb_statistics_end(struct smb_perfcount_data *pcd)
+{
+ struct onefs_stats_context *ctxt = pcd->context;
+ struct onefs_op_counter *tmp;
+
+ /* not enabled */
+ if (pcd->context == NULL)
+ return;
+
+ /*
+ * 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;
+ ISP_OP_END(&tmp->iod);
+#ifdef ONEFS_PERF_DEBUG
+ DEBUG(0,("******** Finalized CHAIN op %s in:%llu, out:%llu\n",
+ onefs_stat_debug(&tmp->iod),
+ tmp->iod.in_bytes, tmp->iod.out_bytes));
+#endif
+ SAFE_FREE(tmp->prev);
+ }
+
+ ISP_OP_END(&ctxt->iod);
+#ifdef ONEFS_PERF_DEBUG
+ DEBUG(0,("******** Finalized op %s in:%llu, out:%llu\n",
+ onefs_stat_debug(&ctxt->iod),
+ ctxt->iod.in_bytes, ctxt->iod.out_bytes));
+#endif
+
+ if (ctxt->deferred)
+ 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_set_client,
+ 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