From ef2e26c91b80556af033d3335e55f5dfa6fff31d Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <tridge@samba.org>
Date: Wed, 13 Aug 2003 01:53:07 +0000
Subject: first public release of samba4 code

(This used to be commit b0510b5428b3461aeb9bbe3cc95f62fc73e2b97f)
---
 source4/torture/nbio.c | 285 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 285 insertions(+)
 create mode 100644 source4/torture/nbio.c

(limited to 'source4/torture/nbio.c')

diff --git a/source4/torture/nbio.c b/source4/torture/nbio.c
new file mode 100644
index 0000000000..ef231478d0
--- /dev/null
+++ b/source4/torture/nbio.c
@@ -0,0 +1,285 @@
+#define NBDEBUG 0
+
+/* 
+   Unix SMB/CIFS implementation.
+   SMB torture tester
+   Copyright (C) Andrew Tridgell 1997-1998
+   
+   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 2 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, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+#define MAX_FILES 1000
+
+static char buf[70000];
+extern int line_count;
+extern int nbio_id;
+static int nprocs;
+static BOOL bypass_io;
+
+static struct {
+	int fd;
+	int handle;
+} ftable[MAX_FILES];
+
+static struct {
+	double bytes_in, bytes_out;
+	int line;
+	int done;
+} *children;
+
+double nbio_total(void)
+{
+	int i;
+	double total = 0;
+	for (i=0;i<nprocs;i++) {
+		total += children[i].bytes_out + children[i].bytes_in;
+	}
+	return total;
+}
+
+void nb_alarm(void)
+{
+	int i;
+	int lines=0, num_clients=0;
+	if (nbio_id != -1) return;
+
+	for (i=0;i<nprocs;i++) {
+		lines += children[i].line;
+		if (!children[i].done) num_clients++;
+	}
+
+	printf("%4d  %8d  %.2f MB/sec\r", num_clients, lines/nprocs, 1.0e-6 * nbio_total() / end_timer());
+
+	signal(SIGALRM, nb_alarm);
+	alarm(1);	
+}
+
+void nbio_shmem(int n)
+{
+	nprocs = n;
+	children = shm_setup(sizeof(*children) * nprocs);
+	if (!children) {
+		printf("Failed to setup shared memory!\n");
+		exit(1);
+	}
+}
+
+static int find_handle(int handle)
+{
+	int i;
+	children[nbio_id].line = line_count;
+	for (i=0;i<MAX_FILES;i++) {
+		if (ftable[i].handle == handle) return i;
+	}
+	printf("(%d) ERROR: handle %d was not found\n", 
+	       line_count, handle);
+	exit(1);
+
+	return -1;		/* Not reached */
+}
+
+
+static struct cli_state *c;
+
+static void sigsegv(int sig)
+{
+	char line[200];
+	printf("segv at line %d\n", line_count);
+	slprintf(line, sizeof(line), "/usr/X11R6/bin/xterm -e gdb /proc/%d/exe %d", 
+		(int)getpid(), (int)getpid());
+	system(line);
+	exit(1);
+}
+
+void nb_setup(struct cli_state *cli)
+{
+	signal(SIGSEGV, sigsegv);
+	c = cli;
+	start_timer();
+	children[nbio_id].done = 0;
+	if (bypass_io)
+		printf("skipping I/O\n");
+}
+
+
+void nb_unlink(const char *fname)
+{
+	if (!cli_unlink(c, fname)) {
+#if NBDEBUG
+		printf("(%d) unlink %s failed (%s)\n", 
+		       line_count, fname, cli_errstr(c));
+#endif
+	}
+}
+
+
+void nb_createx(const char *fname, 
+		unsigned create_options, unsigned create_disposition, int handle)
+{
+	int fd, i;
+	uint32 desired_access;
+
+	if (create_options & NTCREATEX_OPTIONS_DIRECTORY) {
+		desired_access = SA_RIGHT_FILE_READ_DATA;
+	} else {
+		desired_access = SA_RIGHT_FILE_READ_DATA | SA_RIGHT_FILE_WRITE_DATA;
+	}
+
+	fd = cli_nt_create_full(c, fname, 0, 
+				desired_access,
+				0x0,
+				NTCREATEX_SHARE_ACCESS_READ|NTCREATEX_SHARE_ACCESS_WRITE, 
+				create_disposition, 
+				create_options, 0);
+	if (fd == -1 && handle != -1) {
+		printf("ERROR: cli_nt_create_full failed for %s - %s\n",
+		       fname, cli_errstr(c));
+		exit(1);
+	}
+	if (fd != -1 && handle == -1) {
+		printf("ERROR: cli_nt_create_full succeeded for %s\n", fname);
+		exit(1);
+	}
+	if (fd == -1) return;
+
+	for (i=0;i<MAX_FILES;i++) {
+		if (ftable[i].handle == 0) break;
+	}
+	if (i == MAX_FILES) {
+		printf("(%d) file table full for %s\n", line_count, 
+		       fname);
+		exit(1);
+	}
+	ftable[i].handle = handle;
+	ftable[i].fd = fd;
+}
+
+void nb_writex(int handle, int offset, int size, int ret_size)
+{
+	int i;
+
+	if (buf[0] == 0) memset(buf, 1, sizeof(buf));
+
+	i = find_handle(handle);
+	if (!bypass_io && cli_write(c, ftable[i].fd, 0, buf, offset, size) != ret_size) {
+		printf("(%d) ERROR: write failed on handle %d, fd %d \
+errno %d (%s)\n", line_count, handle, ftable[i].fd, errno, strerror(errno));
+		exit(1);
+	}
+
+	children[nbio_id].bytes_out += ret_size;
+}
+
+void nb_readx(int handle, int offset, int size, int ret_size)
+{
+	int i, ret;
+
+	i = find_handle(handle);
+	if (!bypass_io && (ret=cli_read(c, ftable[i].fd, buf, offset, size)) != ret_size) {
+		printf("(%d) ERROR: read failed on handle %d ofs=%d size=%d res=%d fd %d errno %d (%s)\n",
+			line_count, handle, offset, size, ret, ftable[i].fd, errno, strerror(errno));
+		exit(1);
+	}
+	children[nbio_id].bytes_in += ret_size;
+}
+
+void nb_close(int handle)
+{
+	int i;
+	i = find_handle(handle);
+	if (!cli_close(c, ftable[i].fd)) {
+		printf("(%d) close failed on handle %d\n", line_count, handle);
+		exit(1);
+	}
+	ftable[i].handle = 0;
+}
+
+void nb_rmdir(const char *fname)
+{
+	if (!cli_rmdir(c, fname)) {
+		printf("ERROR: rmdir %s failed (%s)\n", 
+		       fname, cli_errstr(c));
+		exit(1);
+	}
+}
+
+void nb_rename(const char *old, const char *new)
+{
+	if (!cli_rename(c, old, new)) {
+		printf("ERROR: rename %s %s failed (%s)\n", 
+		       old, new, cli_errstr(c));
+		exit(1);
+	}
+}
+
+
+void nb_qpathinfo(const char *fname)
+{
+	cli_qpathinfo(c, fname, NULL, NULL, NULL, NULL, NULL);
+}
+
+void nb_qfileinfo(int fnum)
+{
+	int i;
+	i = find_handle(fnum);
+	cli_qfileinfo(c, ftable[i].fd, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
+}
+
+void nb_qfsinfo(int level)
+{
+	int bsize, total, avail;
+	/* this is not the right call - we need cli_qfsinfo() */
+	cli_dskattr(c, &bsize, &total, &avail);
+}
+
+static void find_fn(file_info *finfo, const char *name, void *state)
+{
+	/* noop */
+}
+
+void nb_findfirst(const char *mask)
+{
+	cli_list(c, mask, 0, find_fn, NULL);
+}
+
+void nb_flush(int fnum)
+{
+	int i;
+	i = find_handle(fnum);
+	/* hmmm, we don't have cli_flush() yet */
+}
+
+void nb_deltree(const char *dname)
+{
+	int total_deleted;
+
+	total_deleted = cli_deltree(c, dname);
+
+	if (total_deleted == -1) {
+		printf("Failed to cleanup tree %s - exiting\n", dname);
+		exit(1);
+	}
+
+	if (total_deleted > 0) printf("WARNING: Cleaned up %d files\n", total_deleted);
+}
+
+
+void nb_cleanup(void)
+{
+	cli_rmdir(c, "clients");
+	children[nbio_id].done = 1;
+}
-- 
cgit