root / snf-image-helper / tasks / 40AddSwap.in @ a50a2bff
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#! /bin/bash |
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# Copyright (C) 2011 GRNET S.A. |
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# |
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# This program is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, but |
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# WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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# General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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# 02110-1301, USA. |
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|
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### BEGIN TASK INFO |
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# Provides: AddSwap |
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# RunBefore: UmountImage |
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# RunAfter: MountImage |
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# Short-Description: Set up the swap partition and add an entry in fstab |
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### END TASK INFO |
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set -e |
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. "@commondir@/common.sh" |
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|
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trap task_cleanup EXIT |
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report_task_start |
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|
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# Check if the task should be prevented from running. |
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check_if_excluded |
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|
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if [ ! -d "$SNF_IMAGE_TARGET" ]; then |
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log_error "Target dir: \`$SNF_IMAGE_TARGET' is missing." |
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fi |
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|
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if [ "$SNF_IMAGE_PROPERTY_OSFAMILY" != "linux" ]; then |
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exit 0 |
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fi |
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|
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if [ -z "$SNF_IMAGE_PROPERTY_SWAP" ]; then |
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warn "No swap partition defined" |
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exit 0 |
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fi |
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|
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if [[ "$SNF_IMAGE_PROPERTY_SWAP" =~ ^([0-9]+):[0-9]+$ ]]; then |
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swap_id=${BASH_REMATCH[1]} |
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else |
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log_error "SWAP property \`$SNF_IMAGE_PROPERTY_SWAP' is not valid" |
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fi |
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|
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swap_dev="${SNF_IMAGE_DEV}${swap_id}" |
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|
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if [ ! -b "$swap_dev" ]; then |
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log_error "Swap partition \`$swap_dev' is missing." |
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fi |
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|
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$MKSWAP "$swap_dev" |
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|
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UUID=$(cut -d" " -f2 <<< $($BLKID -s UUID "$swap_dev")) |
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|
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if [ -f "$SNF_IMAGE_TARGET/etc/fstab" ]; then |
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echo -e "$UUID\tnone\tswap\tsw\t0\t0" >> "$SNF_IMAGE_TARGET/etc/fstab" |
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else |
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log_error "/etc/fstab file is missing" |
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fi |
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|
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exit 0 |
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# vim: set sta sts=4 shiftwidth=4 sw=4 et ai : |