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96 lines
2.4 KiB
C
96 lines
2.4 KiB
C
/*
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* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved.
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* Copyright (C) 2005 Zak Kipling. 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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#include "tools.h"
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struct pvresize_params {
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uint64_t new_size;
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unsigned done;
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unsigned total;
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};
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static int _pvresize_single(struct cmd_context *cmd,
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struct volume_group *vg,
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struct physical_volume *pv,
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struct processing_handle *handle)
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{
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struct pvresize_params *params = (struct pvresize_params *) handle->custom_handle;
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if (!params) {
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log_error(INTERNAL_ERROR "Invalid resize params.");
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return ECMD_FAILED;
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}
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params->total++;
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/*
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* Needed to change a property on an orphan PV.
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* i.e. the global lock is only needed for orphans.
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* Convert sh to ex.
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*/
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if (is_orphan(pv) && !lockd_gl(cmd, "ex", 0))
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return_ECMD_FAILED;
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if (!pv_resize_single(cmd, vg, pv, params->new_size))
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return_ECMD_FAILED;
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params->done++;
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return ECMD_PROCESSED;
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}
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int pvresize(struct cmd_context *cmd, int argc, char **argv)
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{
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struct pvresize_params params;
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struct processing_handle *handle = NULL;
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int ret;
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if (!argc) {
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log_error("Please supply physical volume(s)");
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ret = EINVALID_CMD_LINE;
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goto out;
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}
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if (arg_sign_value(cmd, physicalvolumesize_ARG, SIGN_NONE) == SIGN_MINUS) {
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log_error("Physical volume size may not be negative");
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ret = EINVALID_CMD_LINE;
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goto out;
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}
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params.new_size = arg_uint64_value(cmd, physicalvolumesize_ARG,
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UINT64_C(0));
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params.done = 0;
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params.total = 0;
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if (!(handle = init_processing_handle(cmd))) {
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log_error("Failed to initialize processing handle.");
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ret = ECMD_FAILED;
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goto out;
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}
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handle->custom_handle = ¶ms;
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ret = process_each_pv(cmd, argc, argv, NULL, READ_FOR_UPDATE, handle,
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_pvresize_single);
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log_print_unless_silent("%d physical volume(s) resized / %d physical volume(s) "
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"not resized", params.done, params.total - params.done);
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out:
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destroy_processing_handle(cmd, handle);
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return ret;
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}
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