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git://sourceware.org/git/lvm2.git
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3d52ff1a75
Reverts some of my 'cleanup' from last night. For now we will use pass/fail on API calls (either 'int' return or NULL/non-NULL handle), then use lvm_errno() to get more specific errors. Author: Dave Wysochanski <dwysocha@redhat.com>
99 lines
2.5 KiB
C
99 lines
2.5 KiB
C
/*
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* Copyright (C) 2009 Red Hat, Inc. All rights reserved.
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*
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* This file is part of LVM2.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU Lesser General Public License v.2.1.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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* Unit test case for vgcreate and related APIs.
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* # gcc -g vgcreate.c -I../../liblvm -I../../include -L../../liblvm \
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* -L../../libdm -ldevmapper -llvm2app
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* # export LD_LIBRARY_PATH=`pwd`/../../libdm:`pwd`/../../liblvm
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <inttypes.h>
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#include "lvm.h"
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lvm_t handle;
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vg_t *vg;
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const char *vg_name = "my_vg";
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const char *device = "/dev/loop3";
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uint64_t size = 1024;
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int main(int argc, char *argv[])
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{
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int status;
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/* FIXME: input vgname, etc from cmdline */
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/* FIXME: make the below messages verbose-only and print PASS/FAIL*/
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printf("Opening LVM\n");
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handle = lvm_create(NULL);
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if (!handle) {
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fprintf(stderr, "Unable to lvm_create\n");
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goto bad;
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}
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printf("Creating VG %s\n", vg_name);
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vg = lvm_vg_create(handle, vg_name);
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if (!vg) {
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fprintf(stderr, "Error creating volume group %s\n", vg_name);
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goto bad;
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}
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printf("Extending VG %s\n", vg_name);
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status = lvm_vg_extend(vg, device);
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if (!status) {
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fprintf(stderr, "Error extending volume group %s "
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"with device %s\n", vg_name, device);
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goto bad;
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}
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printf("Setting VG %s extent_size to %"PRIu64"\n", vg_name, size);
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status = lvm_vg_set_extent_size(vg, size);
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if (!status) {
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fprintf(stderr, "Can not set physical extent "
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"size '%"PRIu64"' for '%s'\n",
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size, vg_name);
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goto bad;
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}
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printf("Committing VG %s to disk\n", vg_name);
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status = lvm_vg_write(vg);
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if (!status) {
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fprintf(stderr, "Creation of volume group '%s' on "
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"device '%s' failed\n",
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vg_name, device);
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goto bad;
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}
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printf("Removing VG %s from system\n", vg_name);
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status = lvm_vg_remove(vg);
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if (lvm_errno(handle)) {
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fprintf(stderr, "Revmoval of volume group '%s' failed\n",
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vg_name);
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goto bad;
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}
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lvm_vg_close(vg);
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lvm_destroy(handle);
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printf("liblvm vgcreate unit test PASS\n");
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_exit(0);
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bad:
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printf("liblvm vgcreate unit test FAIL\n");
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if (handle && lvm_errno(handle))
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fprintf(stderr, "LVM Error: %s\n", lvm_errmsg(handle));
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if (vg)
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lvm_vg_close(vg);
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if (handle)
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lvm_destroy(handle);
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_exit(-1);
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}
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