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@ -3,7 +3,7 @@
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PROGNAME="dump-server-state"
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REPOSITORY="https://gitea.evolix.org/evolix/dump-server-state"
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VERSION="23.08"
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VERSION="23.11"
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readonly VERSION
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dump_dir=
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@ -35,43 +35,44 @@ ${PROGNAME} is dumping information related to the state of the server.
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Usage: ${PROGNAME} --dump-dir=/path/to/dump/directory [OPTIONS]
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Main options
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-d, --dump-dir path to the directory where data will be stored
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--backup-dir legacy option for dump directory
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-f, --force keep existing dump directory and its content
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-v, --verbose print details about each task
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-V, --version print version and exit
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-h, --help print this message and exit
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-d, --dump-dir path to the directory where data will be stored
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--backup-dir legacy option for dump directory
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-f, --force keep existing dump directory and its content
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-v, --verbose print details about each task
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-V, --version print version and exit
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-h, --help print this message and exit
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Tasks options
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--all reset options to execute all tasks
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--none reset options to execute no task
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--[no-]etc copy of /etc (default: no)
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--[no-]dpkg-full copy of /var/lib/dpkg (default: no)
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--[no-]dpkg-status copy of /var/lib/dpkg/status (default: yes)
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--[no-]apt-states copy of apt extended states (default: yes)
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--[no-]apt-config copy of apt configuration (default: yes)
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--[no-]packages copy of dpkg selections (default: yes)
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--[no-]processes copy of process list (default: yes)
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--[no-]uname copy of uname value (default: yes)
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--[no-]uptime copy of uptime value (default: yes)
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--[no-]netstat copy of netstat (default: yes)
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--[no-]netcfg copy of network configuration (default: yes)
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--[no-]iptables copy of iptables (default: yes)
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--[no-]sysctl copy of sysctl values (default: yes)
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--[no-]virsh copy of virsh list (default: yes)
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--[no-]lxc copy of lxc list (default: yes)
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--[no-]disks copy of MBR and partitions (default: yes)
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--[no-]mount copy of mount points (default: yes)
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--[no-]df copy of disk usage (default: yes)
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--[no-]dmesg copy of dmesg (default: yes)
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--[no-]mysql copy of mysql processes (default: yes)
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--[no-]systemctl copy of systemd services states (default: yes)
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--all reset options to execute all tasks
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--none reset options to execute no task
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--[no-]etc copy of /etc (default: no)
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--[no-]dpkg-full copy of /var/lib/dpkg (default: no)
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--[no-]dpkg-status copy of /var/lib/dpkg/status (default: yes)
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--[no-]apt-states copy of apt extended states (default: yes)
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--[no-]apt-config copy of apt configuration (default: yes)
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--[no-]packages copy of dpkg selections (default: yes)
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--[no-]processes copy of process list (default: yes)
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--[no-]uname copy of uname value (default: yes)
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--[no-]uptime copy of uptime value (default: yes)
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--[no-]netstat copy of netstat (default: yes)
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--[no-]netcfg copy of network configuration (default: yes)
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--[no-]iptables copy of iptables (default: yes)
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--[no-]sysctl copy of sysctl values (default: yes)
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--[no-]virsh copy of virsh list (default: yes)
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--[no-]lxc copy of lxc list (default: yes)
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--[no-]disks copy of MBR and partitions (default: yes)
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--[no-]mount copy of mount points (default: yes)
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--[no-]df copy of disk usage (default: yes)
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--[no-]dmesg copy of dmesg (default: yes)
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--[no-]mysql-processes copy of mysql processes (default: yes)
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--[no-]mysql-summary copy of mysql summary (default: yes)
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--[no-]systemctl copy of systemd services states (default: yes)
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Tasks options order matters. They are evaluated from left to right.
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Examples :
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* "[…] --none --uname" will do only the uname task
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* "[…] --all --no-etc" will do everything but the etc task
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* "[…] --etc --none --mysql" will do only the mysql task
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* "[…] --etc --none --mysql-summary" will do only the mysql task
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END
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}
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debug() {
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@ -102,7 +103,7 @@ task_etc() {
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rsync_bin=$(command -v rsync)
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if [ -n "${rsync_bin}" ]; then
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last_result=$(${rsync_bin} -ah --itemize-changes --exclude=.git /etc "${dump_dir}/")
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last_result=$(${rsync_bin} -ah --itemize-changes --exclude=.git --delete /etc "${dump_dir}/")
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last_rc=$?
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if [ ${last_rc} -eq 0 ]; then
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@ -186,48 +187,53 @@ task_dpkg_full() {
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apt_config_bin=$(command -v apt-config)
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if [ -n "${apt_config_bin}" ]; then
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# will do something like `dir_state_status='/var/lib/dpkg/status'`
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eval "$(${apt_config_bin} shell dir_state_status Dir::State::status)"
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fi
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dpkg_dir=$(dirname "${dir_state_status}")
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last_result=$(mkdir -p "${dump_dir}${dpkg_dir}" && chmod -R 755 "${dump_dir}${dpkg_dir}")
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last_rc=$?
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if [ ${last_rc} -eq 0 ]; then
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debug "* mkdir/chmod OK"
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else
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debug "* mkdir/chmod ERROR"
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debug "${last_result}"
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rc=10
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fi
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rsync_bin=$(command -v rsync)
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if [ -n "${rsync_bin}" ]; then
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last_result=$(${rsync_bin} -ah --itemize-changes --exclude='*-old' "${dpkg_dir}/" "${dump_dir}${dpkg_dir}/")
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if [ -d "${dpkg_dir}" ]; then
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last_result=$(mkdir -p "${dump_dir}${dpkg_dir}" && chmod -R 755 "${dump_dir}${dpkg_dir}")
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last_rc=$?
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if [ ${last_rc} -eq 0 ]; then
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debug "* rsync OK"
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debug "* mkdir/chmod OK"
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else
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debug "* rsync ERROR :"
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debug "* mkdir/chmod ERROR"
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debug "${last_result}"
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rc=10
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fi
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rsync_bin=$(command -v rsync)
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if [ -n "${rsync_bin}" ]; then
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last_result=$(${rsync_bin} -ah --itemize-changes --exclude='*-old' "${dpkg_dir}/" "${dump_dir}${dpkg_dir}/")
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last_rc=$?
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if [ ${last_rc} -eq 0 ]; then
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debug "* rsync OK"
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else
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debug "* rsync ERROR :"
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debug "${last_result}"
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rc=10
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fi
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else
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debug "* rsync not found"
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last_result=$(cp -r "${dpkg_dir}/*" "${dump_dir}${dpkg_dir}/" && rm -rf "${dump_dir}${dpkg_dir}/*-old")
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last_rc=$?
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if [ ${last_rc} -eq 0 ]; then
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debug "* cp OK"
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else
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debug "* cp ERROR :"
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debug "${last_result}"
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rc=10
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fi
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fi
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else
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debug "* rsync not found"
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last_result=$(cp -r "${dpkg_dir}/*" "${dump_dir}${dpkg_dir}/" && rm -rf "${dump_dir}${dpkg_dir}/*-old")
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last_rc=$?
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if [ ${last_rc} -eq 0 ]; then
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debug "* cp OK"
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else
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debug "* cp ERROR :"
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debug "${last_result}"
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rc=10
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fi
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debug "* ${dpkg_dir} not found"
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fi
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}
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@ -239,18 +245,23 @@ task_dpkg_status() {
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apt_config_bin=$(command -v apt-config)
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if [ -n "${apt_config_bin}" ]; then
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# will do something like `dir_state_status='/var/lib/dpkg/status'`
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eval "$(${apt_config_bin} shell dir_state_status Dir::State::status)"
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fi
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last_result=$(cp "${dir_state_status}" "${dump_dir}/dpkg-status.txt")
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last_rc=$?
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if [ -f "${dir_state_status}" ]; then
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last_result=$(cp "${dir_state_status}" "${dump_dir}/dpkg-status.txt")
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last_rc=$?
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if [ ${last_rc} -eq 0 ]; then
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debug "* cp OK"
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if [ ${last_rc} -eq 0 ]; then
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debug "* cp OK"
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else
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debug "* cp ERROR :"
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debug "${last_result}"
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rc=10
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fi
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else
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debug "* cp ERROR :"
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debug "${last_result}"
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rc=10
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debug "* ${dir_state_status} not found"
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fi
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}
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@ -741,6 +752,41 @@ task_mysql_processes() {
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fi
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}
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task_mysql_summary() {
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debug "Task: MySQL summary"
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mysqladmin_bin=$(command -v mysqladmin)
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pt_mysql_summary_bin=$(command -v pt-mysql-summary)
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if [ -n "${mysqladmin_bin}" ] && [ -n "${pt_mysql_summary_bin}" ]; then
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# Look for local MySQL or MariaDB process
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if pgrep mysqld > /dev/null || pgrep mariadbd > /dev/null; then
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if ${mysqladmin_bin} ping > /dev/null 2>&1; then
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# important to set sleep to 0
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# because we don't want to block
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# even if we lose some insight.
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${pt_mysql_summary_bin} --sleep 0 > "${dump_dir}/mysql-summary.txt" 2> "${dump_dir}/mysql-summary.err"
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last_rc=$?
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if [ ${last_rc} -eq 0 ]; then
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debug "* pt-mysql-summary OK"
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else
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debug "* pt-mysql-summary ERROR"
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debug < "${dump_dir}/mysql-summary.err"
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rm "${dump_dir}/mysql-summary.err"
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rc=10
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fi
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else
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debug "* unable to ping with mysqladmin"
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fi
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else
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debug "* no mysqld or mariadbd process is running"
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fi
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else
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debug "* pt-mysql-summary not found"
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fi
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}
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task_systemctl() {
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debug "Task: Systemd services"
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@ -841,6 +887,9 @@ main() {
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if [ "${TASK_MYSQL_PROCESSES}" -eq 1 ]; then
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task_mysql_processes
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fi
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if [ "${TASK_MYSQL_SUMMARY}" -eq 1 ]; then
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task_mysql_summary
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fi
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if [ "${TASK_SYSTEMCTL}" -eq 1 ]; then
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task_systemctl
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fi
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@ -950,6 +999,7 @@ while :; do
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TASK_DF \
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TASK_DMESG \
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TASK_MYSQL_PROCESSES \
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TASK_MYSQL_SUMMARY \
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TASK_SYSTEMCTL
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do
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eval "${option}=1"
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@ -978,6 +1028,7 @@ while :; do
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TASK_DF \
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TASK_DMESG \
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TASK_MYSQL_PROCESSES \
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TASK_MYSQL_SUMMARY \
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TASK_SYSTEMCTL
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do
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eval "${option}=0"
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@ -1124,6 +1175,13 @@ while :; do
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TASK_MYSQL_PROCESSES=0
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;;
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--mysql-summary)
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TASK_MYSQL_SUMMARY=1
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;;
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--no-mysql-summary)
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TASK_MYSQL_SUMMARY=0
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;;
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--systemctl)
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TASK_SYSTEMCTL=1
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;;
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@ -1173,6 +1231,7 @@ done
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: "${TASK_DF:=1}"
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: "${TASK_DMESG:=1}"
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: "${TASK_MYSQL_PROCESSES:=1}"
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: "${TASK_MYSQL_SUMMARY:=1}"
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: "${TASK_SYSTEMCTL:=1}"
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export LC_ALL=C
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