[lvm-devel] [PATCH 5/5] Add liblvm test case for creating of a vg.
Dave Wysochanski
dwysocha at redhat.com
Mon Jul 13 04:12:38 UTC 2009
liblvm unit test case uses the following APIs:
- lvm_create, lvm_destroy
- lvm_vg_create, lvm_vg_extend, lvm_vg_set_extent_size, lvm_vg_write,
lvm_vg_remove, lvm_vg_close
Signed-off-by: Dave Wysochanski <dwysocha at redhat.com>
---
test/api/vgcreate.c | 95 +++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 95 insertions(+), 0 deletions(-)
create mode 100644 test/api/vgcreate.c
diff --git a/test/api/vgcreate.c b/test/api/vgcreate.c
new file mode 100644
index 0000000..c09e7a8
--- /dev/null
+++ b/test/api/vgcreate.c
@@ -0,0 +1,95 @@
+/*
+ * Copyright (C) 2009 Red Hat, Inc. All rights reserved.
+ *
+ * This file is part of LVM2.
+ *
+ * This copyrighted material is made available to anyone wishing to use,
+ * modify, copy, or redistribute it subject to the terms and conditions
+ * of the GNU Lesser General Public License v.2.1.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+/*
+ * Unit test case for vgcreate and related APIs.
+ * # gcc -g vgcreate.c -I../../liblvm -I../../include -L../../liblvm \
+ * -L../../libdm -ldevmapper -llvm2app
+ * # export LD_LIBRARY_PATH=`pwd`/../../libdm:`pwd`/../../liblvm
+ */
+#include <stdio.h>
+#include <unistd.h>
+#include "lvm.h"
+
+lvm_t handle;
+vg_t *vg;
+char *vg_name = "my_vg";
+char *device = "/dev/loop3";
+uint64_t size = 1024;
+
+int main(int argc, char *argv[])
+{
+ int status;
+
+ /* FIXME: input vgname, etc from cmdline */
+ /* FIXME: make the below messages verbose-only and print PASS/FAIL*/
+ printf("Opening LVM\n");
+ handle = lvm_create(NULL);
+ if (!handle) {
+ fprintf(stderr, "Unable to lvm_create\n");
+ goto bad;
+ }
+
+ printf("Creating VG %s\n", vg_name);
+ vg = lvm_vg_create(handle, vg_name);
+ if (!vg) {
+ fprintf(stderr, "Error creating volume group %s\n", vg_name);
+ goto bad;
+ }
+
+ printf("Extending VG %s\n", vg_name);
+ status = lvm_vg_extend(vg, device);
+ if (!status) {
+ fprintf(stderr, "Error extending volume group %s "
+ "with device %s\n", vg_name, device);
+ goto bad;
+ }
+
+ printf("Setting VG %s extent_size to %d\n", vg_name, size);
+ status = lvm_vg_set_extent_size(vg, size);
+ if (!status) {
+ fprintf(stderr, "Can not set physical extent "
+ "size '%ld' for '%s'\n",
+ size, vg_name);
+ goto bad;
+ }
+
+ printf("Committing VG %s to disk\n", vg_name);
+ status = lvm_vg_write(vg);
+ if (!status) {
+ fprintf(stderr, "Creation of volume group '%s' on "
+ "device '%s' failed\n",
+ vg_name, device);
+ goto bad;
+ }
+
+ printf("Removing VG %s from system\n", vg_name);
+ status = lvm_vg_remove(vg);
+ if (!status) {
+ fprintf(stderr, "Revmoval of volume group '%s' failed\n",
+ vg_name);
+ goto bad;
+ }
+
+ lvm_vg_close(vg);
+ lvm_destroy(handle);
+ printf("liblvm vgcreate unit test PASS\n");
+ _exit(0);
+bad:
+ printf("liblvm vgcreate unit test FAIL\n");
+ if (vg)
+ lvm_vg_close(vg);
+ if (handle)
+ lvm_destroy(handle);
+ _exit(-1);
+}
--
1.6.0.6
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