evolinux-base: many improvements for backup-server-state script

pull/143/head
Jérémy Lecour 10 months ago committed by Jérémy Lecour
parent 0a244894eb
commit 80f8a94798
  1. 2
      CHANGELOG.md
  2. 426
      evolinux-base/files/backup-server-state.sh

@ -14,6 +14,8 @@ The **patch** part changes is incremented if multiple releases happen the same m
### Changed
* evolinux-base: many improvements for backup-server-state script
### Fixed
### Removed

@ -30,38 +30,40 @@ ${PROGNAME} is making backup copies of information related to the state of the s
Usage: ${PROGNAME} --backup-dir=/path/to/backup/directory [OPTIONS]
Options
-d, --backup-dir path to the directory where the backup will be stored
--etc backup copy of /etc
--no-etc no backup copy of /etc (default)
--dpkg backup copy of /var/lib/dpkg
--no-dpkg no backup copy of /var/lib/dpkg (default)
--apt backup copy of apt extended states (default)
--no-apt no backup copy of apt extended states
--packages backup copy of dpkg selections (default)
--no-packages no backup copy of dpkg selections
--processes backup copy of process list (default)
--no-processes no backup copy of process list
--uptime backup of uptime value (default)
--no-uptime no backup of uptime value
--netstat backup copy of netstat (default)
--no-netstat no backup copy of netstat
--netcfg backup copy of network configuration (default)
--no-netcfg no backup copy of network configuration
--iptables backup copy of iptables (default)
--no-iptables no backup copy of iptables
--sysctl backup copy of sysctl values (default)
--no-sysctl no backup copy of sysctl values
--virsh backup copy of virsh list (default)
--no-virsh no backup copy of virsh list
--lxc backup copy of lxc list (default)
--no-lxc no backup copy of lxc list
--mount backup copy of mount points (default)
--no-mount no backup copy of mount points
--df backup copy of disk usage (default)
--no-df no backup copy of disk usage
-v, --verbose print details about backup steps
-V, --version print version and exit
-h, --help print this message and exit
-d, --backup-dir path to the directory where the backup will be stored
--etc backup copy of /etc
--no-etc no backup copy of /etc (default)
--dpkg backup copy of /var/lib/dpkg
--no-dpkg no backup copy of /var/lib/dpkg (default)
--apt-states backup copy of apt extended states (default)
--no-apt-states no backup copy of apt extended states
--apt-config backup copy of apt configuration (default)
--no-apt-config no backup copy of apt configuration
--packages backup copy of dpkg selections (default)
--no-packages no backup copy of dpkg selections
--processes backup copy of process list (default)
--no-processes no backup copy of process list
--uptime backup of uptime value (default)
--no-uptime no backup of uptime value
--netstat backup copy of netstat (default)
--no-netstat no backup copy of netstat
--netcfg backup copy of network configuration (default)
--no-netcfg no backup copy of network configuration
--iptables backup copy of iptables (default)
--no-iptables no backup copy of iptables
--sysctl backup copy of sysctl values (default)
--no-sysctl no backup copy of sysctl values
--virsh backup copy of virsh list (default)
--no-virsh no backup copy of virsh list
--lxc backup copy of lxc list (default)
--no-lxc no backup copy of lxc list
--mount backup copy of mount points (default)
--no-mount no backup copy of mount points
--df backup copy of disk usage (default)
--no-df no backup copy of disk usage
-v, --verbose print details about backup steps
-V, --version print version and exit
-h, --help print this message and exit
END
}
debug() {
@ -88,50 +90,99 @@ create_backup_dir() {
backup_etc() {
debug "Backup /etc"
last_result=$(rsync -ah --itemize-changes --exclude=.git /etc "${backup_dir}/")
last_rc=$?
rsync_bin=$(command -v rsync)
if [ ${last_rc} -eq 0 ]; then
debug "* rsync OK"
if [ -n "${rsync_bin}" ]; then
last_result=$(${rsync_bin} -ah --itemize-changes --exclude=.git /etc "${backup_dir}/")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* rsync OK"
else
debug "* rsync ERROR :"
debug "${last_result}"
rc=10
fi
else
debug "* rsync ERROR :"
debug "${last_result}"
rc=10
debug "* rsync not found"
last_result=$(cp -r /etc "${backup_dir}/ && rm -rf ${backup_dir}/etc/.git")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* cp OK"
else
debug "* cp ERROR :"
debug "${last_result}"
rc=10
fi
fi
}
backup_apt() {
if [ -f /var/lib/apt/extended_states ]; then
backup_apt_states() {
apt_dir="/"
apt_dir_state="var/lib/apt"
apt_dir_state_extended_states="extended_states"
apt_config_bin=$(command -v apt-config)
if [ -n "${apt_config_bin}" ]; then
eval "$(${apt_config_bin} shell apt_dir Dir)"
eval "$(${apt_config_bin} shell apt_dir_state Dir::State)"
eval "$(${apt_config_bin} shell apt_dir_state_extended_states Dir::State::extended_states)"
fi
extended_states="${apt_dir}/${apt_dir_state}/${apt_dir_state_extended_states}"
if [ -f "${extended_states}" ]; then
debug "Backup APT states"
last_result=$(mkdir -p "${backup_dir}/var/lib/apt" && chmod -R 755 "${backup_dir}/var/lib/apt")
last_result=$(cp -r "${extended_states}" "${backup_dir}/apt-extended-states.txt")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* mkdir/chmod OK"
debug "* cp OK"
else
debug "* mkdir/chmod ERROR"
debug "* cp ERROR :"
debug "${last_result}"
rc=10
fi
fi
}
last_result=$(rsync -ah /var/lib/apt/extended_states "${backup_dir}/var/lib/apt/")
backup_apt_config() {
debug "Backup APT config"
apt_config_bin=$(command -v apt-config)
if [ -n "${apt_config_bin}" ]; then
last_result=$(${apt_config_bin} dump > "${backup_dir}/apt-config.txt")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* rsync OK"
debug "* apt-config OK"
else
debug "* rsync ERROR :"
debug "* apt-config ERROR"
debug "${last_result}"
rc=10
fi
else
debug "* apt-config is not found"
fi
}
backup_dpkg() {
debug "Backup DPkg"
backup_dpkg_full() {
debug "Backup DPkg full state"
last_result=$(mkdir -p "${backup_dir}/var/lib" && chmod -R 755 "${backup_dir}/var/lib")
dir_state_status="/var/lib/dpkg/status"
apt_config_bin=$(command -v apt-config)
if [ -n "${apt_config_bin}" ]; then
eval "$(${apt_config_bin} shell dir_state_status Dir::State::status)"
fi
dpkg_dir=$(dirname "${dir_state_status}")
last_result=$(mkdir -p "${backup_dir}${dpkg_dir}" && chmod -R 755 "${backup_dir}${dpkg_dir}")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
@ -142,13 +193,53 @@ backup_dpkg() {
rc=10
fi
last_result=$(rsync -ah --itemize-changes /var/lib/dpkg "${backup_dir}/var/lib/")
rsync_bin=$(command -v rsync)
if [ -n "${rsync_bin}" ]; then
last_result=$(${rsync_bin} -ah --itemize-changes --exclude='*-old' ${dpkg_dir}/ "${backup_dir}${dpkg_dir}/")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* rsync OK"
else
debug "* rsync ERROR :"
debug "${last_result}"
rc=10
fi
else
debug "* rsync not found"
last_result=$(cp -r "${dpkg_dir}/*" "${backup_dir}${dpkg_dir}/" && rm -rf "${backup_dir}${dpkg_dir}/*-old")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* cp OK"
else
debug "* cp ERROR :"
debug "${last_result}"
rc=10
fi
fi
}
backup_dpkg_status() {
debug "Backup DPkg status"
dir_state_status="/var/lib/dpkg/status"
apt_config_bin=$(command -v apt-config)
if [ -n "${apt_config_bin}" ]; then
eval "$(${apt_config_bin} shell dir_state_status Dir::State::status)"
fi
last_result=$(cp "${dir_state_status}" "${backup_dir}/dpkg-status.txt")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* rsync OK"
debug "* cp OK"
else
debug "* rsync ERROR"
debug "* cp ERROR :"
debug "${last_result}"
rc=10
fi
@ -157,15 +248,21 @@ backup_dpkg() {
backup_packages() {
debug "Backup list of installed package"
last_result=$(dpkg --get-selections "*" > "${backup_dir}/current_packages.txt")
last_rc=$?
dpkg_bin=$(command -v dpkg)
if [ ${last_rc} -eq 0 ]; then
debug "* dpkg OK"
if [ -n "${dpkg_bin}" ]; then
last_result=$(${dpkg_bin} --get-selections "*" > "${backup_dir}/current_packages.txt")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* dpkg OK"
else
debug "* dpkg ERROR :"
debug "${last_result}"
rc=10
fi
else
debug "* dpkg ERROR :"
debug "${last_result}"
rc=10
debug "* dpkg not found"
fi
}
@ -200,8 +297,8 @@ backup_processes() {
pstree_bin=$(command -v pstree)
if [ -z "${pstree_bin}" ]; then
last_result=$(pstree -pan > "${backup_dir}/pstree.txt")
if [ -n "${pstree_bin}" ]; then
last_result=$(${pstree_bin} -pan > "${backup_dir}/pstree.txt")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
@ -218,7 +315,8 @@ backup_netstat() {
debug "Backup network status"
ss_bin=$(command -v ss)
if [ -z "${ss_bin}" ]; then
if [ -n "${ss_bin}" ]; then
last_result=$(${ss_bin} -tanpul > "${backup_dir}/netstat-ss.txt")
last_rc=$?
@ -229,10 +327,13 @@ backup_netstat() {
debug "${last_result}"
rc=10
fi
else
debug "* ss not found"
fi
netstat_bin=$(command -v netstat)
if [ -z "${netstat_bin}" ]; then
if [ -n "${netstat_bin}" ]; then
last_result=$(netstat -laputen > "${backup_dir}/netstat-legacy.txt")
last_rc=$?
@ -243,62 +344,116 @@ backup_netstat() {
debug "${last_result}"
rc=10
fi
else
debug "* netstat not found"
fi
}
backup_netcfg() {
debug "Backup network configuration"
last_result=$(ip address show > "${backup_dir}/ip-address.txt")
last_rc=$?
ip_bin=$(command -v ip)
if [ ${last_rc} -eq 0 ]; then
debug "* ip address OK"
else
debug "* ip address ERROR"
debug "${last_result}"
rc=10
fi
if [ -n "${ip_bin}" ]; then
last_result=$(${ip_bin} address show > "${backup_dir}/ip-address.txt")
last_rc=$?
last_result=$(ip route show > "${backup_dir}/ip-route.txt")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* ip address OK"
else
debug "* ip address ERROR"
debug "${last_result}"
rc=10
fi
if [ ${last_rc} -eq 0 ]; then
debug "* ip route OK"
last_result=$(${ip_bin} route show > "${backup_dir}/ip-route.txt")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* ip route OK"
else
debug "* ip route ERROR"
debug "${last_result}"
rc=10
fi
else
debug "* ip route ERROR"
debug "${last_result}"
rc=10
debug "* ip not found"
ifconfig_bin=$(command -v ifconfig)
if [ -n "${ifconfig_bin}" ]; then
last_result=$(${ifconfig_bin} > "${backup_dir}/ifconfig.txt")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* ifconfig OK"
else
debug "* ifconfig ERROR"
debug "${last_result}"
rc=10
fi
else
debug "* ifconfig not found"
fi
fi
}
backup_iptables() {
debug "Backup iptables"
last_result=$({ /sbin/iptables -L -n -v; /sbin/iptables -t filter -L -n -v; } > "${backup_dir}/iptables.txt")
last_rc=$?
iptables_bin=$(command -v iptables)
if [ ${last_rc} -eq 0 ]; then
debug "* iptables OK"
if [ -n "${iptables_bin}" ]; then
last_result=$({ ${iptables_bin} -L -n -v; ${iptables_bin} -t filter -L -n -v; } > "${backup_dir}/iptables.txt")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* iptables OK"
else
debug "* iptables ERROR"
debug "${last_result}"
rc=10
fi
else
debug "* iptables ERROR"
debug "${last_result}"
rc=10
debug "* iptables not found"
fi
iptables_save_bin=$(command -v iptables-save)
if [ -n "${iptables_save_bin}" ]; then
last_result=$(${iptables_save_bin} > "${backup_dir}/iptables-save.txt")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* iptables-save OK"
else
debug "* iptables-save ERROR"
debug "${last_result}"
rc=10
fi
else
debug "* iptables-save not found"
fi
}
backup_sysctl() {
debug "Backup sysctl values"
last_result=$(sysctl -a | sort -h > "${backup_dir}/sysctl.txt")
last_rc=$?
sysctl_bin=$(command -v sysctl)
if [ ${last_rc} -eq 0 ]; then
debug "* sysctl OK"
if [ -n "${sysctl_bin}" ]; then
last_result=$(${sysctl_bin} -a | sort -h > "${backup_dir}/sysctl.txt")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* sysctl OK"
else
debug "* sysctl ERROR"
debug "${last_result}"
rc=10
fi
else
debug "* sysctl ERROR"
debug "${last_result}"
rc=10
debug "* sysctl not found"
fi
}
@ -319,7 +474,7 @@ backup_virsh() {
rc=10
fi
else
debug "* virsh not installed"
debug "* virsh not found"
fi
}
@ -340,7 +495,7 @@ backup_lxc() {
rc=10
fi
else
debug "* lxc-ls not installed"
debug "* lxc-ls not found"
fi
}
@ -348,7 +503,6 @@ backup_mount() {
debug "Backup mount points"
findmnt_bin=$(command -v findmnt)
mount_bin=$(command -v mount)
if [ -n "${findmnt_bin}" ]; then
last_result=$(${findmnt_bin} > "${backup_dir}/mount.txt")
@ -361,19 +515,25 @@ backup_mount() {
debug "${last_result}"
rc=10
fi
elif [ -n "${mount_bin}" ]; then
last_result=$(${mount_bin} > "${backup_dir}/mount.txt")
last_rc=$?
else
debug "* findmnt not found"
if [ ${last_rc} -eq 0 ]; then
debug "* mount points OK"
mount_bin=$(command -v mount)
if [ -n "${mount_bin}" ]; then
last_result=$(${mount_bin} > "${backup_dir}/mount.txt")
last_rc=$?
if [ ${last_rc} -eq 0 ]; then
debug "* mount points OK"
else
debug "* mount points ERROR"
debug "${last_result}"
rc=10
fi
else
debug "* mount points ERROR"
debug "${last_result}"
rc=10
debug "* mount not found"
fi
else
debug "* findmnt and mount not installed"
fi
}
@ -394,7 +554,7 @@ backup_df() {
rc=10
fi
else
debug "* df not installed"
debug "* df not found"
fi
}
@ -414,11 +574,17 @@ main() {
if [ "${DO_ETC}" -eq 1 ]; then
backup_etc
fi
if [ "${DO_DPKG}" -eq 1 ]; then
backup_dpkg
if [ "${DO_DPKG_FULL}" -eq 1 ]; then
backup_dpkg_full
fi
if [ "${DO_DPKG_STATUS}" -eq 1 ]; then
backup_dpkg_status
fi
if [ "${DO_APT}" -eq 1 ]; then
backup_apt
if [ "${DO_APT_STATES}" -eq 1 ]; then
backup_apt_states
fi
if [ "${DO_APT_CONFIG}" -eq 1 ]; then
backup_apt_config
fi
if [ "${DO_PACKAGES}" -eq 1 ]; then
backup_packages
@ -501,18 +667,32 @@ while :; do
DO_ETC=0
;;
--dpkg)
DO_DPKG=1
--dpkg-full)
DO_DPKG_FULL=1
;;
--no-dpkg-full)
DO_DPKG_FULL=0
;;
--dpkg-status)
DO_DPKG_STATUS=1
;;
--no-dpkg-status)
DO_DPKG_STATUS=0
;;
--apt-states)
DO_APT_STATES=1
;;
--no-dpkg)
DO_DPKG=0
--no-apt-states)
DO_APT_STATES=0
;;
--apt)
DO_APT=1
--apt-config)
DO_APT_CONFIG=1
;;
--no-apt)
DO_APT=0
--no-apt-config)
DO_APT_CONFIG=0
;;
--packages)
@ -614,8 +794,10 @@ done
# Default values
: "${VERBOSE:=0}"
: "${DO_ETC:=0}"
: "${DO_DPKG:=0}"
: "${DO_APT:=1}"
: "${DO_DPKG_FULL:=0}"
: "${DO_DPKG_STATUS:=1}"
: "${DO_APT_STATES:=1}"
: "${DO_APT_CONFIG:=1}"
: "${DO_PACKAGES:=1}"
: "${DO_PROCESSES:=1}"
: "${DO_UPTIME:=1}"

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