From: gobo72 <gobo72@364a67c3-989e-7be9-548d-dae8560ea662>
Date: Sat, 8 Sep 2012 01:56:28 +0000 (+0000)
Subject: Ajout de scripts pour gérer les tape backups.
X-Git-Url: http://gitweb.hugovil.com/?a=commitdiff_plain;h=a5c642355acee74d0f03e46630b82654ce7c8a22;p=hvlinux.git

Ajout de scripts pour gérer les tape backups.
---

diff --git a/stage2/hv-utilities/tape-backup/tape-backup b/stage2/hv-utilities/tape-backup/tape-backup
new file mode 100755
index 0000000..1782eaf
--- /dev/null
+++ b/stage2/hv-utilities/tape-backup/tape-backup
@@ -0,0 +1,91 @@
+#!/bin/sh
+
+# tape-backup
+#
+# Creates a single archive on tape. After the backup is finished,
+# the tape is rewound.
+
+# Read configuration informations
+source /etc/backup.conf
+
+# Exclude files list
+EXC_LIST="/tmp/exclude-sockets"
+
+print_usage()
+{
+    echo "$(basename $0) - Backup directories/files, starting at the beginning of the tape."
+    echo "              After the backup is finished, the tape is rewound."
+    echo "Usage: $(basename $0) [-h] [--label "label"] DIR1 DIR2 ..."
+}
+
+if [ ${#} -gt 0 ]; then
+    if [ "x${1}" = "x-h" ]; then
+	print_usage
+	exit 0
+    fi
+fi
+
+if [ $# = 0 ]; then
+    echo "Missing arguments"
+    print_usage
+    exit 1
+fi
+
+if [ "x${1}" = "x--label" ]; then
+    if [ $# -lt 2 ]; then
+	echo "Missing arguments for --label option"
+	print_usage
+	exit 1
+    fi
+
+    TAPE_LABEL=${2}
+    shift
+    shift
+
+    if [ $# = 0 ]; then
+	echo "No directory to backup specified"
+	print_usage
+	exit 1
+    fi
+
+else
+    TAPE_LABEL="CVDS Linux Mail/Web Server Backup (`date '+%Y-%m-%d'`)."
+fi
+
+DIRECTORIES=${@}
+
+echo "TAPE_LABEL=$TAPE_LABEL"
+
+if ${MT} status | grep "ONLINE"; then
+    # Rewinding the tape
+    ${MT} rewind || exit 1
+
+    # Finding sockets
+    find ${DIRECTORIES} -type s > ${EXC_LIST} || exit 1
+
+    # Setting compression on
+    ${MT} compression 1 || exit 1
+
+    # Archiving
+    tar -cf /dev/tape ${DIRECTORIES} --ignore-failed-read --label="${TAPE_LABEL}" \
+	--exclude="*.sock" --exclude="*.lock" --exclude-from=${EXC_LIST} \
+	--absolute-names --totals || exit 1
+
+    if ! ${MT} status | grep "ONLINE"; then
+	echo "***** tape-drive status is not ONLINE"
+	exit 1
+    fi
+
+    # Rewinding the tape
+    ${MT} rewind || exit 1
+
+    # Ejecting tape
+    ${MT} offline || exit 1
+    
+    rm ${EXC_LIST}
+else
+    echo "***** WARNING TAPE DRIVE IS OFFLINE, NO BACKUPS PERFORMED"
+    exit 1
+fi
+
+exit $?
diff --git a/stage2/hv-utilities/tape-backup/tape-backup-mult b/stage2/hv-utilities/tape-backup/tape-backup-mult
new file mode 100755
index 0000000..e07269f
--- /dev/null
+++ b/stage2/hv-utilities/tape-backup/tape-backup-mult
@@ -0,0 +1,87 @@
+#!/bin/sh
+
+# tape-backup-mult
+#
+# Creates archive at current position of tape, thus enabling creation of
+# multiple archives on a single tape. After the backup is finished,
+# the tape is NOT rewound.
+
+# Read configuration informations
+source /etc/backup.conf
+
+# Exclude files list
+EXC_LIST="/tmp/exclude-sockets"
+
+print_usage()
+{
+    echo "$(basename $0) - Backup directories/files, starting at the current position of the tape."
+    echo "                   After the backup is finished, the tape is NOT rewound."
+    echo "Usage: $(basename $0) [-h] [--label "label"] DIR1 DIR2 ..."
+}
+
+if [ ${#} -gt 0 ]; then
+    if [ "x${1}" = "x-h" ]; then
+	print_usage
+	exit 0
+    fi
+fi
+
+if [ $# = 0 ]; then
+    echo "Missing arguments"
+    print_usage
+    exit 1
+fi
+
+if [ "x${1}" = "x--label" ]; then
+    if [ $# -lt 2 ]; then
+	echo "Missing arguments for --label option"
+	print_usage
+	exit 1
+    fi
+
+    TAPE_LABEL=${2}
+    shift
+    shift
+
+    if [ $# = 0 ]; then
+	echo "No directory to backup specified"
+	print_usage
+	exit 1
+    fi
+
+else
+    TAPE_LABEL="Backup (`date '+%Y-%m-%d'`)"
+fi
+
+DIRECTORIES=${@}
+
+echo "TAPE_LABEL=$TAPE_LABEL"
+
+if ${MT} status | grep "ONLINE"; then
+
+    # We don't rewind the tape, we add a new archive at the current position of the tape.
+
+    # Finding sockets
+    # Removed, because the find command returned:  "find: /root/big-file.tar.bz2: Value too large for defined data type"
+    # (the file was 6G)
+    # find ${DIRECTORIES} -type s > ${EXC_LIST} || exit 1
+    echo "" > ${EXC_LIST}
+
+    # Setting compression on
+    ${MT} compression 1 || exit 1
+
+    # Archiving
+    tar -cf /dev/tape ${DIRECTORIES} --label="${TAPE_LABEL}" --exclude-from=${EXC_LIST} --absolute-names --totals || exit 1
+
+    if ! ${MT} status | grep "ONLINE"; then
+	echo "***** tape-drive status is not ONLINE"
+	exit 1
+    fi
+
+    rm ${EXC_LIST}
+else
+    echo "***** WARNING TAPE DRIVE IS OFFLINE, NO BACKUPS PERFORMED"
+    exit 1
+fi
+
+exit $?
diff --git a/stage2/hv-utilities/tape-backup/tape-list b/stage2/hv-utilities/tape-backup/tape-list
new file mode 100755
index 0000000..d689cf6
--- /dev/null
+++ b/stage2/hv-utilities/tape-backup/tape-list
@@ -0,0 +1,75 @@
+#!/bin/sh
+
+# tape-list
+
+# Read configuration informations
+source /etc/backup.conf
+
+print_usage()
+{
+    echo "$(basename $0) - List content of tape archive."
+    echo "Usage: $(basename $0) [-h] [--label]"
+}
+
+if [ ${#} -gt 0 ]; then
+    if [ "x${1}" = "x-h" ]; then
+	print_usage
+	exit 0
+    fi
+fi
+
+if [ $# -gt 1 ]; then
+    print_usage
+    exit 1
+fi
+
+if [ $# = 1 ]; then
+    if [ "x${1}" != "x--label" ]; then
+	echo "Invalid argument"
+	print_usage
+	exit 1
+    fi
+
+    print_label="1"
+fi
+
+if ${MT} status | grep "ONLINE" 1> /dev/null 2>&1; then
+
+    # Rewinding the tape
+    ${MT} rewind || exit 1
+
+    file="0"
+    quit="0"
+
+    while [ ${quit} = "0" ]; do
+
+	file="$(( ${file} + 1 ))"
+
+	if [ "x${print_label}" = "x1" ]; then
+	    echo "Label for archive #$file:"
+	    tar tvf /dev/tape | grep "V---------"
+	    if [ $? -ne 0 ]; then
+		echo "No archive #$file:"
+		quit="1"
+	    fi
+	else
+	    echo "Content of archive #$file:"
+	    tar tvf /dev/tape || exit 1
+	fi
+
+	if [ ${quit} = "0" ]; then
+	    # Position tape on next file
+	    ${MT} fsf 1
+	    if [ $? -ne 0 ]; then
+		quit="1"
+	    fi
+	fi
+	
+    done
+
+else
+    echo "TAPE DRIVE IS OFFLINE, NO LISTING PERFORMED"
+    exit 1
+fi
+
+exit $?
diff --git a/stage2/hv-utilities/tape-backup/tape-restore b/stage2/hv-utilities/tape-backup/tape-restore
new file mode 100755
index 0000000..5c101af
--- /dev/null
+++ b/stage2/hv-utilities/tape-backup/tape-restore
@@ -0,0 +1,36 @@
+#!/bin/sh
+
+# tape-restore
+
+# Read configuration informations
+source /etc/backup.conf
+
+print_usage()
+{
+    echo "$(basename $0) - Restore file or directory from tape."
+    echo "Usage: $(basename $0) [-h] FILE"
+}
+
+if [ ${#} -gt 0 ]; then
+    if [ "x${1}" = "x-h" ]; then
+	print_usage
+	exit 0
+    fi
+fi
+
+if [ $# != 1 ]; then
+    print_usage
+    exit 1
+fi
+
+if ${MT} status | grep "ONLINE"; then
+    # Rewinding the tape
+    ${MT} rewind || exit 1
+
+    # The tape is now positioned on the first archive
+    tar xvf /dev/tape ${@} || exit 1
+else
+    echo "TAPE DRIVE IS OFFLINE, NO RESTORE PERFORMED"
+fi
+
+exit $?