1 files changed, 502 insertions, 0 deletions

diff --git a/source4/torture/raw/openbench.c b/source4/torture/raw/openbench.c
new file mode 100644
index 0000000..8349f6e
--- /dev/null
+++ b/source4/torture/raw/openbench.c
@@ -0,0 +1,502 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   open benchmark
+
+   Copyright (C) Andrew Tridgell 2007
+   
+   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 "torture/torture.h"
+#include "libcli/raw/libcliraw.h"
+#include "libcli/raw/raw_proto.h"
+#include "system/time.h"
+#include "system/filesys.h"
+#include "libcli/libcli.h"
+#include "torture/util.h"
+#include "lib/events/events.h"
+#include "lib/cmdline/cmdline.h"
+#include "libcli/composite/composite.h"
+#include "libcli/smb_composite/smb_composite.h"
+#include "libcli/resolve/resolve.h"
+#include "param/param.h"
+#include "torture/raw/proto.h"
+#include "libcli/smb/smbXcli_base.h"
+#include "../lib/util/util_net.h"
+
+#define BASEDIR "\\benchopen"
+
+static int nprocs;
+static int open_failed;
+static int close_failed;
+static char **fnames;
+static int num_connected;
+static struct tevent_timer *report_te;
+
+struct benchopen_state {
+	struct torture_context *tctx;
+	TALLOC_CTX *mem_ctx;
+	struct tevent_context *ev;
+	struct smbcli_state *cli;
+	struct smbcli_tree *tree;
+	int client_num;
+	int close_fnum;
+	int open_fnum;
+	int close_file_num;
+	int open_file_num;
+	int pending_file_num;
+	int next_file_num;
+	int count;
+	int lastcount;
+	union smb_open open_parms;
+	int open_retries;
+	union smb_close close_parms;
+	struct smbcli_request *req_open;
+	struct smbcli_request *req_close;
+	struct smb_composite_connect reconnect;
+	struct tevent_timer *te;
+
+	/* these are used for reconnections */
+	const char **dest_ports;
+	const char *dest_host;
+	const char *called_name;
+	const char *service_type;
+};
+
+static void next_open(struct benchopen_state *state);
+static void reopen_connection(struct tevent_context *ev, struct tevent_timer *te, 
+			      struct timeval t, void *private_data);
+
+
+/*
+  complete an async reconnect
+ */
+static void reopen_connection_complete(struct composite_context *ctx)
+{
+	struct benchopen_state *state = (struct benchopen_state *)ctx->async.private_data;
+	NTSTATUS status;
+	struct smb_composite_connect *io = &state->reconnect;
+
+	status = smb_composite_connect_recv(ctx, state->mem_ctx);
+	if (!NT_STATUS_IS_OK(status)) {
+		talloc_free(state->te);
+		state->te = tevent_add_timer(state->ev, state->mem_ctx,
+					    timeval_current_ofs(1,0), 
+					    reopen_connection, state);
+		return;
+	}
+
+	state->tree = io->out.tree;
+
+	num_connected++;
+
+	DEBUG(0,("[%u] reconnect to %s finished (%u connected)\n",
+		 state->client_num, state->dest_host, num_connected));
+
+	state->open_fnum = -1;
+	state->close_fnum = -1;
+	next_open(state);
+}
+
+	
+
+/*
+  reopen a connection
+ */
+static void reopen_connection(struct tevent_context *ev, struct tevent_timer *te, 
+			      struct timeval t, void *private_data)
+{
+	struct benchopen_state *state = (struct benchopen_state *)private_data;
+	struct composite_context *ctx;
+	struct smb_composite_connect *io = &state->reconnect;
+	char *host, *share;
+
+	state->te = NULL;
+
+	if (!torture_get_conn_index(state->client_num, state->mem_ctx, state->tctx, &host, &share)) {
+		DEBUG(0,("Can't find host/share for reconnect?!\n"));
+		exit(1);
+	}
+
+	io->in.dest_host    = state->dest_host;
+	io->in.dest_ports   = state->dest_ports;
+	io->in.socket_options = lpcfg_socket_options(state->tctx->lp_ctx);
+	io->in.called_name  = state->called_name;
+	io->in.service      = share;
+	io->in.service_type = state->service_type;
+	io->in.credentials  = samba_cmdline_get_creds();
+	io->in.fallback_to_anonymous = false;
+	io->in.workgroup    = lpcfg_workgroup(state->tctx->lp_ctx);
+	io->in.gensec_settings = lpcfg_gensec_settings(state->mem_ctx, state->tctx->lp_ctx);
+	lpcfg_smbcli_options(state->tctx->lp_ctx, &io->in.options);
+	lpcfg_smbcli_session_options(state->tctx->lp_ctx, &io->in.session_options);
+
+	/* kill off the remnants of the old connection */
+	talloc_free(state->tree);
+	state->tree = NULL;
+	state->open_fnum = -1;
+	state->close_fnum = -1;
+
+	ctx = smb_composite_connect_send(io, state->mem_ctx, 
+					 lpcfg_resolve_context(state->tctx->lp_ctx),
+					 state->ev);
+	if (ctx == NULL) {
+		DEBUG(0,("Failed to setup async reconnect\n"));
+		exit(1);
+	}
+
+	ctx->async.fn = reopen_connection_complete;
+	ctx->async.private_data = state;
+}
+
+static void open_completed(struct smbcli_request *req);
+static void close_completed(struct smbcli_request *req);
+
+
+static void next_open(struct benchopen_state *state)
+{
+	state->count++;
+
+	state->pending_file_num = state->next_file_num;
+	state->next_file_num = (state->next_file_num+1) % (3*nprocs);
+
+	DEBUG(2,("[%d] opening %u\n", state->client_num, state->pending_file_num));
+	state->open_parms.ntcreatex.level = RAW_OPEN_NTCREATEX;
+	state->open_parms.ntcreatex.in.flags = 0;
+	state->open_parms.ntcreatex.in.root_fid.fnum = 0;
+	state->open_parms.ntcreatex.in.access_mask = SEC_RIGHTS_FILE_ALL;
+	state->open_parms.ntcreatex.in.file_attr = FILE_ATTRIBUTE_NORMAL;
+	state->open_parms.ntcreatex.in.alloc_size = 0;
+	state->open_parms.ntcreatex.in.share_access = 0;
+	state->open_parms.ntcreatex.in.open_disposition = NTCREATEX_DISP_OVERWRITE_IF;
+	state->open_parms.ntcreatex.in.create_options = 0;
+	state->open_parms.ntcreatex.in.impersonation = 0;
+	state->open_parms.ntcreatex.in.security_flags = 0;
+	state->open_parms.ntcreatex.in.fname = fnames[state->pending_file_num];
+
+	state->req_open = smb_raw_open_send(state->tree, &state->open_parms);
+	state->req_open->async.fn = open_completed;
+	state->req_open->async.private_data = state;
+}
+
+
+static void next_close(struct benchopen_state *state)
+{
+	if (state->close_fnum == -1) {
+		return;
+	}
+	DEBUG(2,("[%d] closing %d (fnum[%d])\n",
+		 state->client_num, state->close_file_num, state->close_fnum));
+	state->close_parms.close.level = RAW_CLOSE_CLOSE;
+	state->close_parms.close.in.file.fnum = state->close_fnum;
+	state->close_parms.close.in.write_time = 0;
+
+	state->req_close = smb_raw_close_send(state->tree, &state->close_parms);
+	state->req_close->async.fn = close_completed;
+	state->req_close->async.private_data = state;
+}
+
+/*
+  called when a open completes
+*/
+static void open_completed(struct smbcli_request *req)
+{
+	struct benchopen_state *state = (struct benchopen_state *)req->async.private_data;
+	TALLOC_CTX *tmp_ctx = talloc_new(state->mem_ctx);
+	NTSTATUS status;
+
+	status = smb_raw_open_recv(req, tmp_ctx, &state->open_parms);
+
+	talloc_free(tmp_ctx);
+
+	state->req_open = NULL;
+
+	if (NT_STATUS_EQUAL(status, NT_STATUS_END_OF_FILE) ||
+	    NT_STATUS_EQUAL(status, NT_STATUS_LOCAL_DISCONNECT) ||
+	    NT_STATUS_EQUAL(status, NT_STATUS_CONNECTION_RESET)) {
+		talloc_free(state->tree);
+		talloc_free(state->cli);
+		state->tree = NULL;
+		state->cli = NULL;
+		num_connected--;	
+		DEBUG(0,("[%u] reopening connection to %s\n",
+			 state->client_num, state->dest_host));
+		talloc_free(state->te);
+		state->te = tevent_add_timer(state->ev, state->mem_ctx,
+					    timeval_current_ofs(1,0), 
+					    reopen_connection, state);
+		return;
+	}
+
+	if (NT_STATUS_EQUAL(status, NT_STATUS_SHARING_VIOLATION)) {
+		DEBUG(2,("[%d] retrying open %d\n",
+			 state->client_num, state->pending_file_num));
+		state->open_retries++;
+		state->req_open = smb_raw_open_send(state->tree, &state->open_parms);
+		state->req_open->async.fn = open_completed;
+		state->req_open->async.private_data = state;
+		return;
+	}
+
+	if (!NT_STATUS_IS_OK(status)) {
+		open_failed++;
+		DEBUG(0,("[%u] open failed %d - %s\n",
+			 state->client_num, state->pending_file_num,
+			 nt_errstr(status)));
+		return;
+	}
+
+	state->close_file_num = state->open_file_num;
+	state->close_fnum = state->open_fnum;
+	state->open_file_num = state->pending_file_num;
+	state->open_fnum = state->open_parms.ntcreatex.out.file.fnum;
+
+	DEBUG(2,("[%d] open completed %d (fnum[%d])\n",
+		 state->client_num, state->open_file_num, state->open_fnum));
+
+	if (state->close_fnum != -1) {
+		next_close(state);
+	}
+
+	next_open(state);
+}	
+
+/*
+  called when a close completes
+*/
+static void close_completed(struct smbcli_request *req)
+{
+	struct benchopen_state *state = (struct benchopen_state *)req->async.private_data;
+	NTSTATUS status = smbcli_request_simple_recv(req);
+
+	state->req_close = NULL;
+
+	if (NT_STATUS_EQUAL(status, NT_STATUS_END_OF_FILE) ||
+	    NT_STATUS_EQUAL(status, NT_STATUS_LOCAL_DISCONNECT) ||
+	    NT_STATUS_EQUAL(status, NT_STATUS_CONNECTION_RESET)) {
+		talloc_free(state->tree);
+		talloc_free(state->cli);
+		state->tree = NULL;
+		state->cli = NULL;
+		num_connected--;	
+		DEBUG(0,("[%u] reopening connection to %s\n",
+			 state->client_num, state->dest_host));
+		talloc_free(state->te);
+		state->te = tevent_add_timer(state->ev, state->mem_ctx,
+					    timeval_current_ofs(1,0), 
+					    reopen_connection, state);
+		return;
+	}
+
+	if (!NT_STATUS_IS_OK(status)) {
+		close_failed++;
+		DEBUG(0,("[%u] close failed %d (fnum[%d]) - %s\n",
+			 state->client_num, state->close_file_num,
+			 state->close_fnum,
+			 nt_errstr(status)));
+		return;
+	}
+
+	DEBUG(2,("[%d] close completed %d (fnum[%d])\n",
+		 state->client_num, state->close_file_num,
+		 state->close_fnum));
+}	
+
+static void echo_completion(struct smbcli_request *req)
+{
+	struct benchopen_state *state = (struct benchopen_state *)req->async.private_data;
+	NTSTATUS status = smbcli_request_simple_recv(req);
+	if (NT_STATUS_EQUAL(status, NT_STATUS_END_OF_FILE) ||
+	    NT_STATUS_EQUAL(status, NT_STATUS_LOCAL_DISCONNECT) ||
+	    NT_STATUS_EQUAL(status, NT_STATUS_CONNECTION_RESET)) {
+		talloc_free(state->tree);
+		state->tree = NULL;
+		num_connected--;	
+		DEBUG(0,("[%u] reopening connection to %s\n",
+			 state->client_num, state->dest_host));
+		talloc_free(state->te);
+		state->te = tevent_add_timer(state->ev, state->mem_ctx,
+					    timeval_current_ofs(1,0), 
+					    reopen_connection, state);
+	}
+}
+
+static void report_rate(struct tevent_context *ev, struct tevent_timer *te, 
+			struct timeval t, void *private_data)
+{
+	struct benchopen_state *state = talloc_get_type(private_data, 
+							struct benchopen_state);
+	int i;
+	for (i=0;i<nprocs;i++) {
+		printf("%5u ", (unsigned)(state[i].count - state[i].lastcount));
+		state[i].lastcount = state[i].count;
+	}
+	printf("\r");
+	fflush(stdout);
+	report_te = tevent_add_timer(ev, state, timeval_current_ofs(1, 0),
+				    report_rate, state);
+
+	/* send an echo on each interface to ensure it stays alive - this helps
+	   with IP takeover */
+	for (i=0;i<nprocs;i++) {
+		struct smb_echo p;
+		struct smbcli_request *req;
+
+		if (!state[i].tree) {
+			continue;
+		}
+
+		p.in.repeat_count = 1;
+		p.in.size = 0;
+		p.in.data = NULL;
+		req = smb_raw_echo_send(state[i].tree->session->transport, &p);
+		req->async.private_data = &state[i];
+		req->async.fn      = echo_completion;
+	}
+}
+
+/* 
+   benchmark open calls
+*/
+bool torture_bench_open(struct torture_context *torture)
+{
+	bool ret = true;
+	TALLOC_CTX *mem_ctx = talloc_new(torture);
+	int i;
+	int timelimit = torture_setting_int(torture, "timelimit", 10);
+	struct timeval tv;
+	struct benchopen_state *state;
+	int total = 0;
+	int total_retries = 0;
+	int minops = 0;
+	bool progress=false;
+
+	progress = torture_setting_bool(torture, "progress", true);
+	
+	nprocs = torture_setting_int(torture, "nprocs", 4);
+
+	state = talloc_zero_array(mem_ctx, struct benchopen_state, nprocs);
+
+	printf("Opening %d connections\n", nprocs);
+	for (i=0;i<nprocs;i++) {
+		const struct sockaddr_storage *dest_ss;
+		char addrstr[INET6_ADDRSTRLEN];
+		const char *dest_str;
+		uint16_t dest_port;
+
+		state[i].tctx = torture;
+		state[i].mem_ctx = talloc_new(state);
+		state[i].client_num = i;
+		state[i].ev = torture->ev;
+		if (!torture_open_connection_ev(&state[i].cli, i, torture, torture->ev)) {
+			return false;
+		}
+		talloc_steal(state[i].mem_ctx, state[i].cli);
+		state[i].tree = state[i].cli->tree;
+
+		dest_ss = smbXcli_conn_remote_sockaddr(
+				state[i].tree->session->transport->conn);
+		dest_str = print_sockaddr(addrstr, sizeof(addrstr), dest_ss);
+		dest_port = get_sockaddr_port(dest_ss);
+
+		state[i].dest_host = talloc_strdup(state[i].mem_ctx, dest_str);
+		state[i].dest_ports = talloc_array(state[i].mem_ctx, 
+						   const char *, 2);
+		state[i].dest_ports[0] = talloc_asprintf(state[i].dest_ports, 
+							 "%u", dest_port);
+		state[i].dest_ports[1] = NULL;
+		state[i].called_name  = talloc_strdup(state[i].mem_ctx,
+				smbXcli_conn_remote_name(state[i].tree->session->transport->conn));
+		state[i].service_type = talloc_strdup(state[i].mem_ctx, "?????");
+	}
+
+	num_connected = i;
+
+	if (!torture_setup_dir(state[0].cli, BASEDIR)) {
+		goto failed;
+	}
+
+	fnames = talloc_array(mem_ctx, char *, 3*nprocs);
+	for (i=0;i<3*nprocs;i++) {
+		fnames[i] = talloc_asprintf(fnames, "%s\\file%d.dat", BASEDIR, i);
+	}
+
+	for (i=0;i<nprocs;i++) {
+		/* all connections start with the same file */
+		state[i].next_file_num = 0;
+		state[i].open_fnum = -1;
+		state[i].close_fnum = -1;
+		next_open(&state[i]);
+	}
+
+	tv = timeval_current();	
+
+	if (progress) {
+		report_te = tevent_add_timer(torture->ev, state, timeval_current_ofs(1, 0),
+					    report_rate, state);
+	}
+
+	printf("Running for %d seconds\n", timelimit);
+	while (timeval_elapsed(&tv) < timelimit) {
+		tevent_loop_once(torture->ev);
+
+		if (open_failed) {
+			DEBUG(0,("open failed\n"));
+			goto failed;
+		}
+		if (close_failed) {
+			DEBUG(0,("open failed\n"));
+			goto failed;
+		}
+	}
+
+	talloc_free(report_te);
+	if (progress) {
+		for (i=0;i<nprocs;i++) {
+			printf("      ");
+		}
+		printf("\r");
+	}
+
+	minops = state[0].count;
+	for (i=0;i<nprocs;i++) {
+		total += state[i].count;
+		total_retries += state[i].open_retries;
+		printf("[%d] %u ops (%u retries)\n",
+		       i, state[i].count, state[i].open_retries);
+		if (state[i].count < minops) minops = state[i].count;
+	}
+	printf("%.2f ops/second (%d retries)\n",
+	       total/timeval_elapsed(&tv), total_retries);
+	if (minops < 0.5*total/nprocs) {
+		printf("Failed: unbalanced open\n");
+		goto failed;
+	}
+
+	for (i=0;i<nprocs;i++) {
+		talloc_free(state[i].req_open);
+		talloc_free(state[i].req_close);
+		smb_raw_exit(state[i].tree->session);
+	}
+
+	smbcli_deltree(state[0].tree, BASEDIR);
+	talloc_free(mem_ctx);
+	return ret;
+
+failed:
+	talloc_free(mem_ctx);
+	return false;
+}