xfstests: add test 185, Dmapi Punch/Probe Alignment compared to xfsctl(FREESPACE),

tests PV 976771, by trying to punch a hole that's not page aligned but block aligned
Merge of master-melb:xfs-cmds:30582a by kenmcd.

  New QA test

diff --git a/185 b/185
new file mode 100644 (file)
index 0000000..d15e40d
--- /dev/null
+++ b/185
@@ -0,0 +1,74 @@
+#! /bin/sh
+# FSQA Test No. 142
+#
+# Dmapi Punch/Probe Alignment compared to xfsctl(FREESPACE); 
+#
+#-----------------------------------------------------------------------
+#  Copyright (c) 2006 Silicon Graphics, Inc.  All Rights Reserved.
+#-----------------------------------------------------------------------
+#
+# creator
+owner=xaiki@sgi.com
+
+seq=`basename $0`
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1    # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+    _cleanup_testdir
+}
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+. ./common.dmapi
+
+# real QA test starts here
+_supported_fs xfs
+_supported_os Linux IRIX
+
+_require_scratch
+_scratch_mkfs_xfs -b size=512 >/dev/null 2>&1
+_dmapi_scratch_mount
+
+
+cat > $tmp.dmapi-param <<EOF
+# length       offset
+  16k          0    # page aligned
+  1k           0    # not page aligned
+# random tests
+  1k            4k
+  4k            1k
+  1024k         512k
+EOF
+
+mkdir -p $SCRATCH_MNT/dmapi
+f=$SCRATCH_MNT/dmapi/holly_file
+e=${DMAPI_QASUITE1_DIR}cmd/probe_punch_xfsctl_hole
+
+cat $tmp.dmapi-param | sed s/'\#.*'//g| grep . |while read l o; do
+    echo "======================================================="
+       echo "Testing with length = $l, offset = $o"
+
+       echo "Method:   xfsctl"
+       dd if=/dev/zero bs=1024k count=3 of=$f >/dev/null 2>&1
+       $e -x -l$l -o$o $f
+
+       echo "Method:   dmapi_probe"
+       dd if=/dev/zero bs=1024k count=3 of=$f >/dev/null 2>&1
+       $e -l$l -o$o $f
+
+       echo "Method:   dmapi_punch"
+       $e -p -l$l -o$o $f 
+       echo "======================================================="
+done
+
+rm -rf $tmp.dmapi-param
+
+status=0
+exit 

diff --git a/185.out b/185.out
new file mode 100644 (file)
index 0000000..fa746d3
--- /dev/null
+++ b/185.out
@@ -0,0 +1,76 @@
+QA output created by 185
+=======================================================
+Testing with length = 16k, offset = 0
+Method:        xfsctl
+Running Punch hole with xfsctl(XFS_IOC_FREESP64) on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '0', length = '16384', sid = '0'
+ok.
+Method:        dmapi_probe
+Running DMAPI probe hole on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '0', length = '16384', sid = '0'
+roffp is 0, rlenp is 16384
+Method:        dmapi_punch
+Running DMAPI punch hole on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '0', length = '16384', sid = '0'
+roffp is 4200149, rlenp is 47820330485640
+=======================================================
+=======================================================
+Testing with length = 1k, offset = 0
+Method:        xfsctl
+Running Punch hole with xfsctl(XFS_IOC_FREESP64) on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '0', length = '1024', sid = '0'
+ok.
+Method:        dmapi_probe
+Running DMAPI probe hole on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '0', length = '1024', sid = '0'
+roffp is 0, rlenp is 1024
+Method:        dmapi_punch
+Running DMAPI punch hole on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '0', length = '1024', sid = '0'
+roffp is 4200149, rlenp is 47194545715080
+=======================================================
+=======================================================
+Testing with length = 1k, offset = 4k
+Method:        xfsctl
+Running Punch hole with xfsctl(XFS_IOC_FREESP64) on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '4096', length = '1024', sid = '0'
+ok.
+Method:        dmapi_probe
+Running DMAPI probe hole on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '4096', length = '1024', sid = '0'
+roffp is 4096, rlenp is 1024
+Method:        dmapi_punch
+Running DMAPI punch hole on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '4096', length = '1024', sid = '0'
+roffp is 4200149, rlenp is 47256598480776
+=======================================================
+=======================================================
+Testing with length = 4k, offset = 1k
+Method:        xfsctl
+Running Punch hole with xfsctl(XFS_IOC_FREESP64) on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '1024', length = '4096', sid = '0'
+ok.
+Method:        dmapi_probe
+Running DMAPI probe hole on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '1024', length = '4096', sid = '0'
+roffp is 1024, rlenp is 4096
+Method:        dmapi_punch
+Running DMAPI punch hole on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '1024', length = '4096', sid = '0'
+roffp is 4200149, rlenp is 47292581427080
+=======================================================
+=======================================================
+Testing with length = 1024k, offset = 512k
+Method:        xfsctl
+Running Punch hole with xfsctl(XFS_IOC_FREESP64) on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '524288', length = '1048576', sid = '0'
+ok.
+Method:        dmapi_probe
+Running DMAPI probe hole on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '524288', length = '1048576', sid = '0'
+roffp is 524288, rlenp is 1048576
+Method:        dmapi_punch
+Running DMAPI punch hole on /mnt/scratch/dmapi/holly_file with settings:
+  offset = '524288', length = '1048576', sid = '0'
+roffp is 4200149, rlenp is 47016592795528
+=======================================================

diff --git a/dmapi/src/suite1/cmd/probe_punch_xfsctl_hole.c b/dmapi/src/suite1/cmd/probe_punch_xfsctl_hole.c
new file mode 100644 (file)
index 0000000..50fc7f4
--- /dev/null
+++ b/dmapi/src/suite1/cmd/probe_punch_xfsctl_hole.c
@@ -0,0 +1,192 @@
+/*
+ * Copyright (c) 2000-2001 Silicon Graphics, Inc.
+ * All Rights Reserved.
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it would 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 the Free Software Foundation,
+ * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include <lib/hsm.h>
+
+#include <getopt.h>
+#include <string.h>
+
+
+/*---------------------------------------------------------------------------
+
+Test program used to test the DMAPI function dm_probe_hole().  The
+command line is:
+
+       probe_hole [-o offset] [-l length] [-s sid] pathname
+
+where pathname is the name of a file, offset is the offset of the start of
+the proposed punch, and length is the length of the punch.  sid is the
+session ID whose events you you are interested in.
+
+----------------------------------------------------------------------------*/
+
+#ifndef linux
+extern char    *sys_errlist[];
+#endif
+extern  int     optind;
+extern  char    *optarg;
+
+
+char   *Progname;
+
+#define METHOD_DMAPI_PROBE     0
+#define METHOD_DMAPI_PUNCH     1
+#define METHOD_XFSCTL          2
+
+char *methodmap[] = {"DMAPI probe hole",
+                    "DMAPI punch hole",
+                    "Punch hole with xfsctl(XFS_IOC_FREESP64)"};
+
+static void
+usage(void)
+{
+       fprintf(stderr, "usage:\t%s [-x|-p] [-o offset] [-l length] "
+               "[-s sid] pathname\n", Progname);
+       exit(1);
+}
+
+int
+xfsctl_punch_hole(
+                 char          *path,
+                 dm_off_t      offset,
+                 dm_size_t     length)
+{
+       xfs_flock64_t   flock;
+       int             fd;
+       
+       if ((fd = open(path, O_RDWR|O_CREAT)) < 0) {
+               perror(path);
+               exit(errno);
+       }
+
+       flock.l_whence = 0;
+       flock.l_start = offset;
+       flock.l_len = length; 
+
+       if (xfsctl(path, fd, XFS_IOC_FREESP64, &flock)) {
+               fprintf(stderr, "can't XFS_IOC_FREESP64 %s: %s\n",
+                       path, strerror(errno));
+               return errno;
+       }
+       
+       close(fd);
+
+       printf("ok.\n");
+       return 0;
+}
+
+int
+main(
+       int     argc, 
+       char    **argv)
+{
+       dm_sessid_t     sid = DM_NO_SESSION;
+       char            *pathname = NULL;
+       dm_off_t        offset = 0;
+       dm_size_t       length = 0;
+       dm_off_t        roffp;
+       dm_size_t       rlenp;
+       void            *hanp;
+       size_t          hlen;
+       char            *name;
+       char            *p;
+       int             opt;
+       int             method = METHOD_DMAPI_PROBE;
+
+       if (Progname = strrchr(argv[0], '/')) {
+               Progname++;
+       } else {
+               Progname = argv[0];
+       }
+
+       /* Crack and validate the command line options. */
+
+       while ((opt = getopt(argc, argv, "o:l:s:xp")) != EOF) {
+               switch (opt) {
+               case 'o':
+                       offset = strtoll(optarg, &p, 10);
+                       if (p && (*p == 'k' || *p == 'K'))
+                               offset *= 1024;
+                       break;
+               case 'l':
+                       length = strtoll(optarg, &p, 10);
+                       if (p && (*p == 'k' || *p == 'K'))
+                               length *= 1024;
+                       break;
+               case 's':
+                       sid = atol(optarg);
+                       break;
+               case 'x':
+                       method = METHOD_XFSCTL;
+                       break;
+               case 'p':
+                       method = METHOD_DMAPI_PUNCH;
+                       break;
+               case '?':
+                       usage();
+               }
+       }
+       if (optind + 1 != argc)
+               usage();
+       pathname = argv[optind];
+
+       if (!pathname)
+               usage();
+
+       printf("Running %s on %s with settings:\n", methodmap[method], pathname);
+       printf("  offset = '%lld', length = '%lld', sid = '%lld'\n", offset, length, sid);
+       
+       if (method ==  METHOD_XFSCTL) 
+               return xfsctl_punch_hole(pathname, offset, length);
+       
+       if (dm_init_service(&name) == -1)  {
+               fprintf(stderr, "Can't initialize the DMAPI\n");
+               exit(1);
+       }
+       if (sid == DM_NO_SESSION)
+               find_test_session(&sid);
+       
+       /* Get the file's handle. */
+       
+       if (dm_path_to_handle(pathname, &hanp, &hlen)) {
+               fprintf(stderr, "can't get handle for file %s\n", pathname);
+               exit(1);
+       }
+       
+       switch(method) {
+       case METHOD_DMAPI_PROBE:
+               if (dm_probe_hole(sid, hanp, hlen, DM_NO_TOKEN, offset, length,
+                                 &roffp, &rlenp)) {
+                       fprintf(stderr, "dm_probe_hole failed, %s\n",
+                               strerror(errno));
+                       exit(1);
+               }
+               break;
+       case METHOD_DMAPI_PUNCH:
+               if (dm_punch_hole(sid, hanp, hlen, DM_NO_TOKEN, offset, length)) {
+                       fprintf(stderr, "dm_punch_hole failed, %s\n",
+                               strerror(errno));
+                       exit(1);
+               }
+               break;                  
+       }
+       fprintf(stdout, "roffp is %lld, rlenp is %lld\n", roffp, rlenp);
+       dm_handle_free(hanp, hlen);
+       
+       return 0;
+}