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head/usr.sbin/periodic/etc/daily/221.backup-gpart
| Property | Old Value | New Value |
|---|---|---|
| svn:executable | null | * \ No newline at end of property |
| svn:keywords | null | FreeBSD=%H \ No newline at end of property |
| #!/bin/sh | |||||
| ## $FreeBSD$ | |||||
| ## Created by: Miroslav Lachman <000.fbsd@quip.cz> | |||||
| ## Backup of disk partitions layout, useful for gpart restore. | |||||
| ## Data are stored on local filesystem, in /var/backup. | |||||
| ## It is recommended to copy those files to off-site storage. | |||||
| ## If there is a global system configuration file, suck it in. | |||||
| ## | |||||
| if [ -r /etc/defaults/periodic.conf ] | |||||
| then | |||||
| . /etc/defaults/periodic.conf | |||||
| source_periodic_confs | |||||
| fi | |||||
| bak_dir=/var/backups | |||||
| rotate() { | |||||
| base_name=$1 | |||||
| show_diff=$2 | |||||
| file="$bak_dir/$base_name" | |||||
| if [ -f "${file}.bak" ] ; then | |||||
| rc=0 | |||||
| if cmp -s "${file}.bak" "${file}.tmp"; then | |||||
| rm "${file}.tmp" | |||||
| else | |||||
| rc=1 | |||||
| [ -n "$show_diff" ] && diff "${file}.bak" "${file}.tmp" | |||||
| mv "${file}.bak" "${file}.bak2" || rc=3 | |||||
| mv "${file}.tmp" "${file}.bak" || rc=3 | |||||
| fi | |||||
| else | |||||
| rc=1 | |||||
| mv "${file}.tmp" "${file}.bak" || rc=3 | |||||
| [ -n "$show_diff" ] && cat "${file}.bak" | |||||
| fi | |||||
| } | |||||
| case "$daily_backup_gpart_verbose" in | |||||
| [Yy][Ee][Ss]) show="YES" | |||||
| esac | |||||
| case "$daily_backup_gpart_enable" in | |||||
| [Yy][Ee][Ss]) | |||||
| echo "" | |||||
| echo "Dump of kern.geom.conftxt:"; | |||||
| sysctl -n kern.geom.conftxt > "$bak_dir/kern.geom.conftxt.tmp" | |||||
| rotate "kern.geom.conftxt" $show | |||||
| gpart_devs=$(gpart show | awk '$1 == "=>" { print $4 }') | |||||
| if [ -n "$daily_backup_gpart_exclude" ]; then | |||||
| gpart_devs=$(echo ${gpart_devs} | grep -E -v "${daily_backup_gpart_exclude}") | |||||
| fi | |||||
| if [ -z "$gpart_devs" ]; then | |||||
| echo '$daily_backup_gpart_enable is set but no disk probed by kernel.' \ | |||||
| "perhaps NFS diskless client." | |||||
| rc=2 | |||||
| else | |||||
| echo "" | |||||
| echo "Backup of partitions information for:"; | |||||
| for d in ${gpart_devs}; do | |||||
| echo "$d" | |||||
| safe_name=$(echo "gpart.${d}" | tr -cs ".[:alnum:]\n" "_") | |||||
| gpart backup "$d" > "$bak_dir/$safe_name.tmp" | |||||
| rotate "$safe_name" $show | |||||
| done | |||||
| gpart_show=$(gpart show -p) | |||||
| boot_part=$(echo "$gpart_show" | awk '$4 ~ /(bios|freebsd)-boot/ { print $3 }') | |||||
| if [ -n "$boot_part" ]; then | |||||
| echo "" | |||||
| echo "Backup of boot partition content:" | |||||
| for b in ${boot_part}; do | |||||
| echo "$b" | |||||
| safe_name=$(echo "boot.${b}" | tr -cs ".[:alnum:]\n" "_") | |||||
| dd if="/dev/${b}" of="$bak_dir/$safe_name.tmp" 2> /dev/null | |||||
| rotate "$safe_name" | |||||
| done | |||||
| fi | |||||
| mbr_part=$(echo "$gpart_show" | awk '$1 == "=>" && $5 == "MBR" { print $4 }') | |||||
| if [ -n "$mbr_part" ]; then | |||||
| echo "" | |||||
| echo "Backup of MBR record:" | |||||
| for mb in ${mbr_part}; do | |||||
| echo "$mb" | |||||
| safe_name=$(echo "boot.${mb}" | tr -cs ".[:alnum:]\n" "_") | |||||
| dd if="/dev/${mb}" of="$bak_dir/$safe_name.tmp" bs=512 count=1 2> /dev/null | |||||
| rotate "$safe_name" | |||||
| done | |||||
| fi | |||||
| fi | |||||
| ;; | |||||
| *) rc=0 | |||||
| ;; | |||||
| esac | |||||
| case "$daily_backup_efi_enable" in | |||||
| [Yy][Ee][Ss]) | |||||
| efi_part=$(gpart show -p | awk '$4 ~ /efi/ {print $3}') | |||||
| if [ -n "$efi_part" ]; then | |||||
| echo "" | |||||
| echo "Backup of EFI partition content:" | |||||
| for efi in ${efi_part}; do | |||||
| echo "$efi" | |||||
| safe_name=$(echo "efi.${efi}" | tr -cs ".[:alnum:]\n" "_") | |||||
| dd if="/dev/${efi}" of="$bak_dir/$safe_name.tmp" 2> /dev/null | |||||
| rotate "$safe_name" | |||||
| done | |||||
| fi | |||||
| ;; | |||||
| esac | |||||
| exit $rc | |||||