One Hat Cyber Team

Edit File: plesk-fail2ban-configurator.postinst

#!/bin/bash
### Copyright 1999-2025. WebPros International GmbH. All rights reserved.
#

#
# Plesk script
#

#default values

product_default_conf()
{

PRODUCT_ROOT_D=/opt/psa
PRODUCT_RC_D=/etc/init.d
PRODUCT_ETC_D=/opt/psa/etc
PLESK_LIBEXEC_DIR=/usr/lib/plesk-9.0
HTTPD_VHOSTS_D=/var/www/vhosts
HTTPD_CONF_D=/etc/apache2
HTTPD_INCLUDE_D=/etc/apache2/conf-enabled
HTTPD_BIN=/usr/sbin/apache2
HTTPD_LOG_D=/var/log/apache2
HTTPD_SERVICE=apache2
QMAIL_ROOT_D=/var/qmail
PLESK_MAILNAMES_D=/var/qmail/mailnames
RBLSMTPD=/usr/sbin/rblsmtpd
NAMED_RUN_ROOT_D=/var/named/run-root
WEB_STAT=/usr/bin/webalizer
MYSQL_VAR_D=/var/lib/mysql
MYSQL_BIN_D=/usr/bin
MYSQL_SOCKET=/var/run/mysqld/mysqld.sock
PGSQL_DATA_D=/var/lib/postgresql/14/main
PGSQL_CONF_D=/etc/postgresql/14/main
PGSQL_BIN_D=/usr/lib/postgresql/14/bin
DUMP_D=/var/lib/psa/dumps
DUMP_TMP_D=/tmp
MAILMAN_ROOT_D=/usr/lib/mailman
MAILMAN_VAR_D=/var/lib/mailman
PYTHON_BIN=/usr/bin/python2
GPG_BIN=/usr/bin/gpg
TAR_BIN=/usr/lib/plesk-9.0/sw-tar
AWSTATS_ETC_D=/etc/awstats
AWSTATS_BIN_D=/usr/lib/cgi-bin
AWSTATS_TOOLS_D=/usr/share/awstats/tools
AWSTATS_DOC_D=/usr/share/awstats
OPENSSL_BIN=/usr/bin/openssl
LIB_SSL_PATH=/lib/libssl.so
LIB_CRYPTO_PATH=/lib/libcrypto.so
CLIENT_PHP_BIN=/opt/psa/bin/php-cli
SNI_SUPPORT=true
APS_DB_DRIVER_LIBRARY=/usr/lib/x86_64-linux-gnu/sw/libmysqlserver.so.2.0
SA_MAX_MAIL_SIZE=256000

}

deferred_logrotate_anonimization_setup()
{
	echo "$1" >> "/var/lock/plesk_deferred_logrotate_anonimization_setup"
}

deferred_systemctl_daemon_reload()
{
	touch "/var/lock/plesk_deferred_systemctl_daemon_reload"
}
### Copyright 1999-2025. WebPros International GmbH. All rights reserved.
# vim:ft=sh
# Usage:  pleskrc <service> <action>
pleskrc()
{
	[ 2 -le $# ] || die "Not enough arguments"

local service_name=${1//[-.@]/_}
	local action=$2
	local ret=0
	local inten
	shift
	shift

# Now check redefined functions
	if test "$machine" = "linux" && is_function "${service_name}_${action}_${machine}_${linux_distr}"; then
		"${service_name}_${action}_${machine}_${linux_distr}" "$@"
		return $?
	elif is_function "${service_name}_${action}_${machine}"; then
		"${service_name}_${action}_${machine}" "$@"
		return $?
	elif is_function "${service_name}_${action}"; then
		"${service_name}_${action}" "$@"
		return $?
	fi

# Not redefined - call default action
	eval "service=\$${service_name}_service"
	[ -n "$service" ] || die "$action $service_name service (Empty service name for '$service_name')"

if [ "$action" = "name" ]; then
		echo "${service}.service"
		return 0
	fi

inten="$action service $service"
	pleskrc_is_failure_for_action_ok "$action" || echo_try "$inten"

if [ -x "/bin/systemctl" -a "$do_upgrade" = "1" -a ! -f "/var/lock/parallels-panel-bootstrapper-running.lock" -a -z "$SYSTEMD_DAEMON_RELOADED" ]; then
		# reload systemd units if requested from an upgrade package script - in case a unit was changed
		/bin/systemctl daemon-reload
		SYSTEMD_DAEMON_RELOADED="yes"
	fi

service_ctl "$action" "$service" "$service_name"
	ret="$?"

pleskrc_is_failure_for_action_ok "$action" || {
		if [ "$ret" -eq 0 ]; then
			suc
		else
			if [ -x "/bin/systemctl" ]; then
				p_echo "`/bin/systemctl -l status \"${service}.service\" | awk 'BEGIN {s=0} s==1 {s=2} /^$/ {s=1} s==2 {print}'`"
			fi
			warn "$inten failed"
		fi
	}

return $ret
}

pleskrc_is_failure_for_action_ok()
{
	local action="$1"
	case "$action" in
		status|exists|is-active|is-enabled|is-failed) return 0 ;;
	esac
	return 1
}

# NOTE:
#	Function service_ctl is just helper for pleskrc().
#	Do not call it directly, use pleskrc()!!!
service_ctl()
{
	local action=$1
	local service=$2
	local service_name=$3

if [ "$action" != "exists" ]; then
		_service_exec $service exists
		if [ "$?" != "0" ]; then
			p_echo "attempt to ${inten} - service doesn't exist (missing unit file or not executable control script)"
			return 1
		fi
	fi

case "$action" in
		start)
			pleskrc "$service_name" status || _service_exec "$service" "$action"
			;;
		stop)
			! pleskrc "$service_name" status || _service_exec "$service" "$action"
			;;
		restart)
			if pleskrc "$service_name" status; then
				_service_exec "$service" "$action"
			else
				_service_exec "$service" start
			fi
			;;
		reload)
			! pleskrc "$service_name" status || _service_exec "$service" "$action"
			;;
		status)
			_service_exec "$service" status
			;;
		try-restart)
			if [ -x "/bin/systemctl" ]; then
				_service_exec "$service" "$action"
			else
				! pleskrc "$service_name" status || _service_exec "$service" "restart"
			fi
			;;
		try-reload)
			! pleskrc "$service_name" status || _service_exec "$service" "reload"
			;;
		reload-or-restart)
			if [ -x "/bin/systemctl" ]; then
				_service_exec "$service" "$action"
			elif pleskrc "$service_name" status; then
				_service_exec "$service" "reload"
			else
				_service_exec "$service" "start"
			fi
			;;
		*)
			_service_exec "$service" "$action"
			;;
	esac >> "$product_log"
}

_service_exec()
{
	# Keep in sync with pylibplesk/plesk_service.py
	local service=$1
	local action=$2

local action_cmd
	local sysvinit_service="/etc/init.d/$service"

if [ -x "/bin/systemctl" ]; then
		case "${action}" in
			exists)
				if /bin/systemctl cat "$service.service" >/dev/null 2>&1; then
					return 0 # systemd unit
				elif [ -f "/lib/systemd/system/$service.service" ]; then
					/bin/systemctl daemon-reload
					return 0 # systemd unit which exists but was changed and has not been reloaded before
				elif [ -x "$sysvinit_service" ]; then
					return 0 # sysvinit compat
				fi
				return 1 # not found
				;;
			status)
				action="is-active"
				;;
			reload|graceful)
				action='reload-or-try-restart'
				;;
		esac
		/bin/systemctl "$action" "${service}.service"
	else
		warn "Cannot $action $service on this system: no executable /bin/systemctl"
		return 1
	fi
}

is_function()
{
	local type_output=$(type -t "$1")
	test "X${type_output}" = "Xfunction"
}

# echo message to product log and console (always visible)
pp_echo()
{
    if [ -n "$product_log" ] ; then
        echo "$@" >> "$product_log" 2>&1
    fi
    echo "$@" >&2
}

# echo message to product log, also to console in debug mode
p_echo()
{
    if [ -n "$product_log" ] ; then
        echo "$@" >> "$product_log" 2>&1
    fi
    if [ -n "$PLESK_INSTALLER_DEBUG" -o -n "$PLESK_INSTALLER_VERBOSE" -o -z "$product_log" ] ; then
        echo "$@" >&2
    fi
}

# same as p_echo, but without new line
pnnl_echo()
{
	p_echo -n "$@"
}

int_err()
{
	report_problem "internal" "Internal error: $@"
	exit 1
}

p_see_product_log()
{
	log_is_in_dev "${product_log}" || printf " (see log file: ${product_log})" >&2
}

die()
{
	report_problem "fatal" "ERROR while trying to $@"
	printf "Check the error reason" >&2
	p_see_product_log
	echo ", fix and try again" >&2

selinux_close

exit 1
}

simply_die()
{
	report_problem "fatal" "$@"
	exit 1
}

warn()
{
	local inten="$1"

if [ -n "$PLESK_INSTALLER_DEBUG" -o -n "$PLESK_INSTALLER_VERBOSE" ]; then
		p_echo
		p_echo "WARNING!"
		pnnl_echo "Some problems are found during $inten"
		p_see_product_log
		p_echo
		p_echo "Continue..."
		p_echo
	fi

report_problem "warning" "Warning: $inten"
}

echo_try()
{
	msg="$*"
	pnnl_echo " Trying to $msg... "
}

suc()
{
	p_echo "done"
}
### Copyright 1999-2025. WebPros International GmbH. All rights reserved.
reexec_with_clean_env()
{
	# Usage: call this function as 'reexec_with_clean_env "$@"' at the start of a script.
	#        Don't use with scripts that require sensitive environment variables.
	#        Don't put the call under any input/output redirection.
	# Purpose: make sure the script is executed with a sane environment.

local lc="`get_default_locale`"
	export LANG="$lc" LC_MESSAGES="$lc" LC_ALL="$lc"
	export PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin
	umask 022

PLESK_SCRIPT_COMMAND_LINE="$0 $*"
	[ -z "$PLESK_INSTALLER_ENV_CLEANED" ] || { unset PLESK_INSTALLER_ENV_CLEANED; return 0; }
	[ -n "$BASH" ] || exec /bin/bash "$0" "$@"

# N.B.: the following code requires Bash. On Dash it would cause syntax error upon parse w/o eval.
	eval '
	local extra_vars=()                     # list of variables to preserve
	for var in "${!PLESK_@}"; do            # enumerate all PLESK_* variables
		extra_vars+=("$var=${!var}")
	done
	extra_vars+=("PLESK_INSTALLER_ENV_CLEANED=1")

# Exec self with clean env except for extra_vars, shell opts, and arguments.
	exec /usr/bin/env -i "${extra_vars[@]}" /bin/bash ${-:+-$-} "$0" "$@" || {
		echo "Failed to reexec self ($0) with clean environment" >&2
		exit 91		# Just some relatively unique error code
	}
	'
}

get_default_locale()
{
	# Note that CentOS 7 typically doesn't have C.UTF-8
	for lc in "C.UTF-8" "en_US.UTF-8" "C"; do
		if [ -z "`LC_ALL=$lc locale 2>&1 >/dev/null`" ]; then
			echo "$lc"
			return 0
		fi
	done
	echo "C"
}

# accumulates chown and chmod
set_ac()
{
	local u_owner g_owner perms node
	u_owner="$1"
	g_owner="$2"
	perms="$3"
	node="$4"

# A very small optimization - replacing of two execs by one,
	#    it works only if the following conditions are observed:
	#       - u_owner is username (not UID);
	#       - g_owner is group (not GID);
	#       - perms is in octal mode.
	# If some conditions aren't observed,
	#    optimization doesn't work,
	#    but it doesn't break function
	[ "$(stat -c '%U:%G 0%a' $node)" != "$u_owner:$g_owner $perms" ] || return 0
	chown $u_owner:$g_owner $node || die "chown $u_owner:$g_owner $node"
	chmod $perms $node || die "chmod $perms $node"
}

detect_vz()
{
	[ -z "$PLESK_VZ_RESULT" ] || return $PLESK_VZ_RESULT

PLESK_VZ_RESULT=1
	PLESK_VZ=0
	PLESK_VE_HW_NODE=0
	PLESK_VZ_TYPE=

local issue_file="/etc/issue"
	local vzcheck_file="/proc/self/status"
	[ -f "$vzcheck_file" ] || return 1

local env_id=`sed -ne 's|^envID\:[[:space:]]*$[[:digit:]]\+$$|\1|p' "$vzcheck_file"`
	[ -n "$env_id" ] || return 1
	if [ "$env_id" = "0" ]; then
		# Either VZ/OpenVZ HW node or unjailed CloudLinux
		PLESK_VE_HW_NODE=1
		return 1
	fi

if grep -q "CloudLinux" "$issue_file" >/dev/null 2>&1 ; then
		return 1
	fi

if [ -f "/proc/vz/veredir" ]; then
		PLESK_VZ_TYPE="vz"
	elif [ -d "/proc/vz" ]; then
		PLESK_VZ_TYPE="openvz"
	fi

PLESK_VZ=1
	PLESK_VZ_RESULT=0
	return 0
}

# detects lxc and docker containers
detect_lxc()
{
	[ -z "$PLESK_LXC_RESULT" ] || return $PLESK_LXC_RESULT
	PLESK_LXC_RESULT=1
	PLESK_LXC=0
	if  { [ -f /proc/1/cgroup ] && grep -q 'docker\|lxc' /proc/1/cgroup; } || \
		{ [ -f /proc/1/environ ] && cat /proc/1/environ | tr \\0 \\n | grep -q "container=lxc"; };
	then
		PLESK_LXC_RESULT=0
		PLESK_LXC=1
	fi
	return "$PLESK_LXC_RESULT"
}

call_optional_function()
{
	local type_output="`LC_ALL=C type \"$1\" 2>/dev/null | head -n 1`"
	case "$type_output" in
		*function)
			"$@"
			;;
		*)
			return 0
			;;
	esac
}

### the function similar to awk -F'$fs' 'print $N'
get_narg_fs()
{
	local IFS="$2"
	get_narg $3 $1
}

get_narg()
{
	shift $1 2>/dev/null || return 0
	echo $1
}
### Copyright 1999-2025. WebPros International GmbH. All rights reserved.
#-*- vim:syntax=sh

product_log_name_ex()
{
	local aux_descr="$1"
	local action="${CUSTOM_LOG_ACTION_NAME-installation}"

if [ -n "$aux_descr" ]; then
		aux_descr="_${aux_descr}"
	fi

if [ -n "$CUSTOM_LOG_NAME" ]; then
		echo "${CUSTOM_LOG_NAME}${action:+_$action}${aux_descr}.log"
	else
		get_product_versions
		echo "plesk_${product_this_version}${action:+_$action}${aux_descr}.log"
	fi
}

product_log_name()
{
	product_log_name_ex
}

product_problems_log_name()
{
	product_log_name_ex "problems"
}

problems_log_tail()
{
	[ -f "$product_problems_log" ] || return 0
	{
		tac "$product_problems_log" | awk '/^START/ { exit } { print }' | tac
	} 2>/dev/null
}

product_log_tail()
{
	[ -f "$product_log" ] || return 0
	{
		tac "$product_log" | awk '/^START/ { exit } { print }' | tac
	} 2>/dev/null
}

product_and_problems_log_tail()
{
	product_log_tail
	[ "$product_log" = "$product_problems_log" ] || problems_log_tail
}

cleanup_problems_log()
{
	[ -f "$product_problems_log" ] || return 0
	touch "$product_problems_log.tmp"
	chmod 0600 "$product_problems_log.tmp"
	awk 'BEGIN 							{ st = "" }
		/^START/ && (st ~ /^START/) 	{ print st; }
		/^START/ 						{ st=$0; next }
		/^STOP/ && (st ~ /^START/) 		{ st=""; next }
		(st != "") 						{ print st; st="" }
										{ print }
		' "$product_problems_log" > "$product_problems_log.tmp" && \
	mv -f "$product_problems_log.tmp" "$product_problems_log" || \
	rm -f "$product_problems_log.tmp"

if [ ! -s "$product_problems_log" ]; then
		rm -f "$product_problems_log"
	fi
}

mktemp_log()
{
	local logname="$1"
	local dir="$2"

if [ "${logname:0:1}" != "/" ]; then
		logname="$dir/$logname"
	fi
	dir="`dirname $logname`"
	if [ ! -d "$dir" ]; then
		mkdir -p "$dir" || { echo "Unable to create log directory : $dir"; exit 1; }
		if [ "$EUID" -eq "0" ]; then
			set_ac root root 0700 "$dir"
		fi
	fi

if [ "${logname%XXX}" != "$logname" ]; then
		mktemp "$logname"
	else
		echo "$logname"
	fi
}

log_is_in_dev()
{
	test "${1:0:5}" = "/dev/"
}

start_writing_logfile()
{
	local logfile="$1"
	local title="$2"
	! log_is_in_dev "$logfile" || return 0
	echo "START $title" >> "$logfile" || { echo "Cannot write installation log $logfile" >&2; exit 1; }
	[ "$EUID" -ne "0" ] || set_ac root root 0600 "$logfile"
}

log_start()
{
	true product_log_name product_problems_log_name mktemp_log

local title="$1"
	local custom_log="$2"
	local custom_problems_log="$3"

local product_log_dir="/var/log/plesk/install"

product_log="$product_log_dir/`product_log_name`"
	product_problems_log="$product_log_dir/`product_problems_log_name`"
	problems_occured=0

# init product log
	[ ! -n "$custom_log" ] || product_log="$custom_log"
	product_log=`mktemp_log "$product_log" "$product_log_dir"`

# init problems log
	if [ -n "$custom_problems_log" ]; then
		product_problems_log=`mktemp_log "$custom_problems_log" "$product_log_dir"`
	elif [ -n "$custom_log" ]; then
		product_problems_log="$product_log"
	else
		product_problems_log=`mktemp_log "$product_problems_log" "$product_log_dir"`
	fi

# write starting message into logs
	start_writing_logfile "$product_log" "$title"
	if [ "$product_log" != "$product_problems_log" ]; then
		start_writing_logfile "$product_problems_log" "$title"
	fi

is_function profiler_setup && profiler_setup "$title" || :
}

log_stop()
{
	local title="$1"
	local subject="$2"

if [ "$product_log" = "$product_problems_log" ] || \
			log_is_in_dev "$product_problems_log"; then
		[ -e "$product_log" ] && echo "STOP $title" >>"$product_log"
		is_function profiler_stop && profiler_stop || :
		return
	fi

if [ -z "$subject" ]; then
		subject="[${title}]"
	fi

# check if problems are non-empty, check for problems_occured
	local status
	local problem_lines="`problems_log_tail | wc -l`"
	if [ "$problem_lines" -eq 0 ]; then
		status="completed successfully"
	else
		if [ $problems_occured -ne 0 ]; then
			status="failed"
		else
			status="completed with warnings"
		fi
	fi

if [ -e "$product_log" ]; then
		p_echo
		p_echo "**** $subject $status."
		p_echo
	fi

if [ "$problem_lines" -ne 0 ]; then
		[ ! -e "$product_log" ] || problems_log_tail >>"$product_log" 2>&1
		problems_log_tail
	fi

[ ! -e "$product_log" ] || echo "STOP $title" >>"$product_log"
	if [ $problems_occured -ne 0 ]; then
		echo "STOP $title: PROBLEMS FOUND" >>"$product_problems_log"
	else
		[ ! -s "$product_problems_log" ] || echo "STOP $title: OK" >>"$product_problems_log"
	fi

if [ "X${PLESK_INSTALLER_KEEP_PROBLEMS_LOG}" = "X" ]; then
		cleanup_problems_log
	fi

is_function profiler_stop && profiler_stop || :
}

package_script_begin()
{
	if [ -z "$process" ]; then
		if [ "$do_reconfigure" = "1" ]; then
			process="reconfiguration"
		elif [ "$do_upgrade" = "1" ]; then
			process="upgrade"
		elif [ -n "$PACKAGE_TRIGGERING_NAMES" ]; then
			process="trigger"
		else
			process="installation"
		fi
	fi

log_start "`package_script_log_title`"
	set_error_report_context "`package_script_log_title`. `report_context_action`"

product_default_conf
	initial_conf
	set_common_params
	read_conf
}

package_script_end()
{
	packagemng_set_dirty_flag

log_stop "`package_script_log_title`" "Package $PACKAGE_NAME scriptlet"
}

package_script_log_title()
{
	local stage
	case "$do_upgrade" in
		0) stage="installing";;
		1) stage="upgrading";;
		*) stage="installing";;
	esac
	[ -z "$PACKAGE_TRIGGERING_NAMES" ] || stage="triggered (by $PACKAGE_TRIGGERING_NAMES)"
	echo "$PACKAGE_NAME-$PACKAGE_VERSION $stage AT `date`"
}

report_context_action()
{
	local action
	get_product_versions
	if [ "X$do_upgrade" = "X1" -o "$product_prev_version" != "$product_this_version" ]; then
		action="Doing $product_name upgrade from $product_prev_version to $product_this_version"
	else
		action="Doing $product_name $product_this_version installation"
	fi
	echo "$action"
}

# <fun> NAME VERSION <function name 1> [function name 2] ... [function name N]
package_script_safe_run()
{
	PACKAGE_NAME="$1"
	PACKAGE_VERSION="$2"

shift 2

local func_list="$@"

# Run functions in subshell because package scriptlet must exit with status code indicating success.
	# Postpone package problem report till post-install package scriptlet (package_script_safe_run_with_report)
	package_script_begin
	(
		transaction_begin
		transaction_add_rollback_action "package_script_end"
		transaction_add_rollback_action "set_upgrade_failure_flag"

# Execute all mentioned functions
		for func in $func_list; do
			call_optional_function "$func"
		done

transaction_add_commit_action "package_script_end"
		transaction_commit
	)
}

# <fun> NAME VERSION <function name 1> [function name 2] ... [function name N]
package_script_safe_run_with_report()
{
	package_script_safe_run "$@"
	local ret=$?
	# package problem report was shown if necessary in log_stop()
	if [ $ret -ne 0 ]; then
		# fatal error
		# show re-start recommendation only if bootstrapper mode is disabled (no AI, no EZ)
		if [ ! -f /tmp/pp-bootstrapper-mode.flag ]; then
			p_echo "To complete product installation one should run bootstrapper script:"
			p_echo "      $PRODUCT_BOOTSTRAPPER_DIR/bootstrapper.sh post-install"
			p_echo
		fi
	fi
}

set_upgrade_failure_flag()
{
	touch /var/lock/parallels-panel-upgrade-failure.flag
}
### Copyright 1999-2025. WebPros International GmbH. All rights reserved.

get_pid()
{
	local i

local ex_f="$1"
	local opt="$2"
	local owner="$3"

local min_num="1"
	local ps_long="ps axuw"

# Use pidof by default, bug 121868, except for FreeBSD - 140182
	if type pidof >/dev/null 2>&1 && [ "$os" != "BSD" ]; then
		for pid in `pidof -o $$ -o $PPID -o %PPID -x $ex_f`; do
			# Check for owner
			[ "$opt" = "true" -a "$owner" != "`ps -p $pid -o ruser=`" ] && continue
			min_num=$pid
			break
		done
		common_var=$min_num
		return $min_num
	fi

case "$opt" in
		false)
			for i in `$ps_long | grep $ex_f | grep -v grep | grep -v httpsdctl | grep -v apachectl | awk '{print $2}' -`; do
				min_num=$i
				break
			done
			;;
		true)
			for i in `$ps_long | grep $ex_f | grep -v grep | grep -v httpsdctl | grep -v apachectl | grep "$owner" | awk '{print $2}' -`; do
				min_num=$i
				break
			done
			;;
		*)
			p_echo "get_pid: wrong parameter"
			die "get_pid $ex_f $opt $owner"
			;;
	esac

common_var=$min_num
	return $min_num
}
### Copyright 1999-2025. WebPros International GmbH. All rights reserved.

construct_report_template()
{
	local severity="${1:-error}"
	local summary="$2"

local update_ticket="`get_update_ticket`"

set_error_report_source
	set_error_report_component
	set_error_report_params
	set_error_report_environment

true construct_report_code construct_report_debug construct_report_message

cat <<-EOL
<?xml version="1.0" encoding="UTF-8" ?>
<error>
  <source>$report_source</source>
  <severity>$severity</severity>
  <datetime>`date --iso-8601=seconds`</datetime>

<component>$report_component</component>
  <summary><![CDATA[`echo "$summary" | sed -e 's/\]\]>/] ]>/g'`]]></summary>
  <message encoding="base64">`construct_report_message | base64`</message>

<additional_info>
    <component_params encoding="base64">$report_params</component_params>
    <code encoding="base64">`construct_report_code | base64`</code>
    <debug encoding="base64">`construct_report_debug | base64`</debug>
    <environment encoding="base64">$report_environment</environment>
    <update_ticket>$update_ticket</update_ticket>
  </additional_info>
</error>
EOL
}

construct_report_code()
{
	local call_level=${1:-5}
	local func_level=$[call_level - 1]
	local lineno_func=${BASH_LINENO[ $func_level ]}
	local script_name=${BASH_SOURCE[ $[func_level + 1] ]}

echo "# Call of ${FUNCNAME[$func_level]}() from ${FUNCNAME[$[func_level + 1]]}() at `readlink -m $script_name`:${BASH_LINENO[$func_level]}"
	head -n $[lineno_func + 4] "$script_name" 2>/dev/null | tail -n 8
}

construct_report_debug()
{
	local call_level=${1:-5}
	call_level=$[call_level-1]

# Generate calls stack trace.
	for i in `seq $call_level ${#FUNCNAME[@]}`; do
		[ "${FUNCNAME[$i]}" != "main" ] || break

local func_call="`sed -n -e "${BASH_LINENO[$i]}p" "${BASH_SOURCE[$[i+1]]}" 2>/dev/null |
			sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//'`"
		[ -n "$func_call" -a -z "${func_call##*${FUNCNAME[$i]}*}" ] || func_call="${FUNCNAME[$i]}"
		echo "#$[i - $call_level] `readlink -m ${BASH_SOURCE[$[i+1]]}`(${BASH_LINENO[$i]}): $func_call"
	done
}

construct_report_message()
{
	product_and_problems_log_tail

echo ""
	if [ -n "$report_context" ]; then
		echo "Context: $report_context"
		echo ""
	fi
	if [ -n "$RP_LOADED_PATCHES" ]; then
		echo "Loaded runtime patches: $RP_LOADED_PATCHES"
		echo ""
	fi
}

# Construct report to send it to our errors tracker
construct_report()
{
	local severity="${1:-error}"
	local summary="$2"

[ -n "$summary" ] || int_err "Unable to send error report. Some parameters are not defined."

set_error_report_source
	get_product_versions

construct_report_template "$severity" "$summary" \
		| $PRODUCT_ROOT_D/admin/bin/send-error-report --version "$product_this_version" $report_source >/dev/null 2>&1
}

# Use this function to report failed actions.
# Typical report should contain
# - reason or problem description (example: file copying failed)
# - how to resolve or investigate problem (example: check file permissions, free disk space)
# - how to re-run action (example: perform specific command, restart bootstrapper script, run installation again)
report_problem()
{
	local severity="${1:-error}"

# Get first string of error as a summary of report
	shift

local summary="$1"

[ -n "$product_problems_log" ] || product_problems_log="/dev/stderr"

p_echo
	if [ "0$problems_occured" -eq 0 ]; then
		echo "***** $process problem report *****" >> "$product_problems_log" 2>&1
	fi
	for problem_message in "$@"; do
		p_echo "$problem_message"
		if [ "$product_log" != "$product_problems_log" ]; then
			echo "$problem_message" >> "$product_problems_log" 2>&1
		fi
	done
	p_echo

construct_report "$severity" "$summary"

[ -n "$PLESK_INSTALLER_DEBUG" -o -n "$PLESK_INSTALLER_VERBOSE" ] || \
		product_log_tail

problems_occured=1
}

set_error_report_context()
{
	report_context="$*"
}

set_error_report_source()
{
	[ -z "$1" ] || report_source="$1"
	[ -n "$report_source" ] || {
		if [ -n "$PACKAGE_ID" -o -n "$PACKAGE_ACTION" -o -n "$PACKAGE_NAME" -o -n "$PACKAGE_VERSION" ]; then
			report_source="install"
		else
			report_source="backend"
		fi
	}
}

set_error_report_component()
{
	local component="$1"

if [ "$report_source" = "install" ]; then
		[ -n "$report_component" ] || report_component="$PACKAGE_ID"
		return 0
	fi

[ -z "$component" ] || report_component="$1"
	[ -n "$report_component" ] || report_component="`basename $0`"
}

set_error_report_params()
{
	if [ "$report_source" = "install" ]; then
		[ -n "$report_params" ] || report_params="`echo "$PACKAGE_ACTION of $PACKAGE_NAME $PACKAGE_VERSION" | base64`"
		return 0
	fi

[ -z "$*" ] || report_params="`echo "$*" | base64`"
	[ -n "$report_params" ] || report_params="`echo "$PLESK_SCRIPT_COMMAND_LINE" | base64`"
}

detect_virtualization()
{
	detect_vz
	detect_lxc
	local is_docker="`[ -f "/.dockerenv" ] && echo yes || :`"
	local systemd_detect_virt_ct="`/usr/bin/systemd-detect-virt -c 2>/dev/null | grep -v '^none$' || :`"
	local systemd_detect_virt_vm="`/usr/bin/systemd-detect-virt -v 2>/dev/null | grep -v '^none$' || :`"
	local virt_what="`/usr/sbin/virt-what 2>/dev/null | xargs || :`"

if [ -n "$is_docker" ]; then
		echo "docker $virt_what"
	elif [ "$PLESK_VZ" = "1" ]; then
		echo "${PLESK_VZ_TYPE:-virtuozzo}"
	elif [ "$PLESK_LXC" = "1" ]; then
		echo "lxc $virt_what"
	elif [ -n "$systemd_detect_virt_ct" ]; then
		echo "$systemd_detect_virt_ct $systemd_detect_virt_vm"
	elif [ -n "$virt_what" ]; then
		echo "$virt_what"
	elif [ -n "$systemd_detect_virt_vm" ]; then
		echo "$systemd_detect_virt_vm"
	fi
}

default_error_report_environment()
{
	local virtualization="`detect_virtualization`"

if [ -n "$virtualization" ]; then
		echo "virtualization: $virtualization"
	fi
}

set_error_report_environment()
{
	[ -z "$*" ] || report_environment="`echo "$*" | base64`"
	[ -n "$report_environment" ] || report_environment="`default_error_report_environment | base64`"
}

get_update_ticket()
{
	[ -r $PRODUCT_ROOT_D/var/update_ticket ] && cat $PRODUCT_ROOT_D/var/update_ticket | awk '{$1=$1};1'
}
### Copyright 1999-2025. WebPros International GmbH. All rights reserved.

#
# Support for runtime patching of shell scripts (including utilities and package scripts).
#

# --- Service functions ---

# Load and apply a patch in a relatively safe way
rp_safe_load_patch()
{
	local patch_file="$1"
	echo_try "load shell patch '$patch_file'"
	/bin/sh -n "$RP_BASEDIR/$patch_file" && 
	{
		. "$RP_BASEDIR/$patch_file"
		RP_LOADED_PATCHES="$RP_LOADED_PATCHES $patch_file"
	} &&
	suc
}

# Apply patches specific to the current context (e.g., depending on utility basename or package name)
# This is currently not implemented. This may be overriden by "spark".
rp_patch_runtime_context_specific()
{
	:
}

# --- Main entry points ---

rp_patch_runtime()
{
	# List of loaded patch files
	RP_LOADED_PATCHES=

local RP_BASEDIR="$PRODUCT_BOOTSTRAPPER_DIR/rp"
	[ -d "$RP_BASEDIR" ] || return 0

if [ -r "$RP_BASEDIR/spark" ]; then
		rp_safe_load_patch "spark"
	fi

call_optional_function rp_patch_runtime_context_specific "$@"
}
### Copyright 1999-2025. WebPros International GmbH. All rights reserved.
transaction_begin()
{
	[ -n "$TRANSACTION_STARTED" ] && die "Another transaction in progress!"
	TRANSACTION_STARTED="true"
	TRANSACTION_ROLLBACK_FUNCS=
	TRANSACTION_COMMIT_FUNCS=
	local transaction_autocommit="$1"
	if [ -n "$transaction_autocommit" ]; then
		trap "transaction_commit_auto" EXIT
		trap "transaction_rollback" HUP PIPE INT QUIT TERM
	else
		trap "transaction_rollback" HUP PIPE INT QUIT TERM EXIT
	fi
}

transaction_rollback()
{
	TRANSACTION_RETURN_CODE="${TRANSACTION_RETURN_CODE:-$?}"
	[ -z "$TRANSACTION_STARTED" ] && die "Transaction is not started!"
	# perform rollback actions
	local f
	for f in ${TRANSACTION_ROLLBACK_FUNCS}; do
		"$f"
	done
	TRANSACTION_STARTED=
	TRANSACTION_ROLLBACK_FUNCS=
	TRANSACTION_COMMIT_FUNCS=
	trap - HUP PIPE INT QUIT TERM EXIT
	exit 1
}

transaction_commit()
{
	TRANSACTION_RETURN_CODE="${TRANSACTION_RETURN_CODE:-$?}"
	[ -z "$TRANSACTION_STARTED" ] && die "Transaction is not started!"
	# perform commit actions
	local f
	for f in ${TRANSACTION_COMMIT_FUNCS}; do
		"$f"
	done
	TRANSACTION_STARTED=
	TRANSACTION_ROLLBACK_FUNCS=
	TRANSACTION_COMMIT_FUNCS=
	trap - HUP PIPE INT QUIT TERM EXIT
}

transaction_commit_auto()
{
	TRANSACTION_RETURN_CODE="$?"
	if [ "$TRANSACTION_RETURN_CODE" -eq 0 ]; then
		transaction_commit "$@"
	else
		transaction_rollback "$@"
	fi
}

transaction_add_rollback_action()
{
	[ -z "$TRANSACTION_STARTED" ] && die "Transaction is not started!"
	# LIFO rollback order
	[ -z "$TRANSACTION_ROLLBACK_FUNCS" ] \
		&& TRANSACTION_ROLLBACK_FUNCS="$1" \
		|| TRANSACTION_ROLLBACK_FUNCS="$1 $TRANSACTION_ROLLBACK_FUNCS"
}

transaction_remove_rollback_action()
{
	[ -z "$TRANSACTION_STARTED" ] && die "Transaction is not started!"
	# Preserves order of remaining records
	TRANSACTION_ROLLBACK_FUNCS=`remove_from_array "$1" "$TRANSACTION_ROLLBACK_FUNCS"`
}

transaction_add_commit_action()
{
	[ -z "$TRANSACTION_STARTED" ] && die "Transaction is not started!"
	# FIFO commit order
	[ -z "$TRANSACTION_COMMIT_FUNCS" ] \
		&& TRANSACTION_COMMIT_FUNCS="$1" \
		|| TRANSACTION_COMMIT_FUNCS="$TRANSACTION_COMMIT_FUNCS $1"
}

txtdb_set_params()
{
	db_file=""
	db_owner=""
	db_group=""
	db_perms="0644"
	db_delim=':'
	db_key_field="1"
	"$@"
	[ -n "$db_file" -a -n "$db_delim" ] || die "set txtdb parameters. Check arguments for 'txtdb_*' calls."
}

txtdb_fix_perms()
{
	[ -n "$db_owner" -a -n "$db_group" ] && chown "$db_owner":"$db_group" "$db_file"
	[ -n "$db_perms" ] && chmod "$db_perms" "$db_file"
	:
}

# Create new empty DB or replace an existing one
txtdb_truncate()
{
	local set_params_func="$1"
	local db_file db_owner db_group db_perms db_delim db_key_field
	txtdb_set_params "$set_params_func"

rm -f "$db_file" && touch "$db_file" && txtdb_fix_perms
}

# Check whether DB file already exists and is writable
txtdb_exists()
{
	local set_params_func="$1"
	local db_file db_owner db_group db_perms db_delim db_key_field
	txtdb_set_params "$set_params_func"

[ -w "$db_file" ]
}

txtdb_do_update()
{
	local set_params_func="$1"
	local awk_script="$2"
	local key_value="$3"
	local data_value="$4"
	local db_file db_owner db_group db_perms db_delim db_key_field
	txtdb_set_params "$set_params_func"

awk -F "$db_delim" -v KEY="$key_value" -v DATA="$data_value" -v KEY_FIELD="$db_key_field" \
		"$awk_script" "$db_file" > "$db_file.new" 2>> $product_log && \
		mv -f "$db_file.new" "$db_file" && txtdb_fix_perms
}

txtdb_do_select()
{
	local set_params_func="$1"
	local awk_script="$2"
	local key_value="$3"
	local data_value="$4"
	local db_file db_owner db_group db_perms db_delim db_key_field
	txtdb_set_params "$set_params_func"

awk -F "$db_delim" -v KEY="$key_value" -v DATA="$data_value" -v KEY_FIELD="$db_key_field" \
		"$awk_script" "$db_file" 2>> $product_log
}

# Insert or replace existing record identified by key field
txtdb_replace()
{
	local db_file db_owner db_group db_perms db_delim db_key_field
	txtdb_set_params "$1"

# Note that records order is not preserved
	local replace_with="$2"
	local key_to_replace=`get_narg_fs "$replace_with" "$db_delim" "$db_key_field"`
	txtdb_do_update "$1" 'END { print DATA } ( $KEY_FIELD != KEY )' "$key_to_replace" "$replace_with"
}

# Select entire record by key field
txtdb_select()
{
	local key_to_select="$2"
	txtdb_do_select "$1" '( $KEY_FIELD == KEY )' "$key_to_select"
}

#
# Unified per-component cumulative upgrade support.
#

# --- Upgrader utility functions ---

cu_get_continue_stage()
{
	local continue_from="$1"
	get_narg_fs "$continue_from" '-' 1
}

cu_get_continue_id()
{
	local continue_from="$1"
	echo "`  get_narg_fs "$continue_from" '-' 2  `-`  get_narg_fs "$continue_from" '-' 3  `"
}

cu_get_current_continue_from()
{
	echo "$CU_LAST_STAGE-$CU_LAST_ACTION_ID"
}

# Remove extraneous delimiters (usually spaces) between array elements
normalize_array()
{
	echo $@
}

# Check that first argument is in array (other arguments)
is_in_array()
{
	local needle="$1"
	shift # everything else is haystack
	for elem in $@; do
		[ "$elem" = "$needle" ] && return 0
	done
	return 1
}

# Remove all instances of first argument from array (other arguments). Echoes normalized array with space delimiters.
remove_from_array()
{
	local what="$1"
	shift # everything else is array
	local new_array=
	for elem in $@; do
		[ "$elem" = "$what" ] || new_array="$new_array $elem"
	done
	echo $new_array
}

array_length_helper()
{
	echo $#
}

# Get number of elements in a given array
array_length()
{
	array_length_helper $@
}

# --- Chained upgrade actions checks ---

# cu_do <upgrade action> [<arguments>]: Execute an action or echo information about it
cu_do()
{
	if [ -n "$CU_DO_GET_ACTION_NAME" ]; then
		echo "$1"
		return
	fi

if [ -n "$CU_CONTINUE_FROM_ID" ]; then
		# Run only actions starting from CU_CONTINUE_FROM_ID
		# WARNING: this will not work properly if there is a subshell execution somewhere along the chain!
		[ "$CU_LAST_ACTION_ID" = "$CU_CONTINUE_FROM_ID" ] && CU_CONTINUE_FROM_ID= || return 0
	fi

if "$@"; then
		cu_remove_failed_action "$CU_LAST_ACTION_ID"
		return 0
	else
		cu_add_failed_action "$CU_LAST_ACTION_ID"
		return 1
	fi
}

# Echo resulting action name (function name) or empty if skipped
cu_get_action_name()
{
	local CU_DO_GET_ACTION_NAME="yes"
	"$@"
}

# Execute action only if it wasn't applied before (by timestamp, e.g. use `date '+%Y%m%d%H%M%0S'` or even `date '+%Y/%m/%d %H:%M:%0S'`)
cu_check_timestamp()
{
	local timestamp="`echo \"$1\" | tr -dc '[:digit:]'`"
	shift

true cu_get_action_name
	CU_LAST_ACTION_ID="$timestamp-`cu_get_action_name "$@"`"

# Skip timestamp check if this action should be done again (during repair)
	if [ -z "$CU_FAILED_ACTIONS" ] || ! is_in_array "$CU_LAST_ACTION_ID" "$CU_FAILED_ACTIONS"; then
		[ "$timestamp" -gt "$CU_START_TIMESTAMP" ] || return 0
	fi

if [ "$timestamp" -gt "$CU_LATEST_TIMESTAMP" ]; then
		CU_LATEST_TIMESTAMP="$timestamp"
	fi

"$@"
}

# Execute action only if it belongs to a current stage
cu_check_stage()
{
	local stage="$1"
	shift

[ "$stage" = "$CU_STAGE" ] || return 0

"$@"
}

# Check that all previous cu_check_timestamp actions contain timestamps less than a given one
cu_verify_latest_timestamp_lt()
{
	local timestamp="`echo \"$1\" | tr -dc '[:digit:]'`"
	[ "$CU_LATEST_TIMESTAMP" -lt "$timestamp" ] || simply_die "Upgrader actions for '$CU_STAGE' stage of '$CU_LAST_DB_UPGRADER_NAME' upgrader are not valid. Timestamp values MUST be less than $timestamp. Please fix upgrader definition!"
}

# Remember failed upgrade action (to be able to rerun it afterwards)
cu_add_failed_action()
{
	local action_id="$1"
	[ -n "$action_id" ] && CU_FAILED_ACTIONS="$CU_FAILED_ACTIONS $action_id" && CU_HAS_NEW_FAILED_ACTIONS="yes"
}

cu_remove_failed_action()
{
	local action_id="$1"
	[ -n "$CU_FAILED_ACTIONS" -a -n "$action_id" ] && CU_FAILED_ACTIONS="` remove_from_array "$action_id" "$CU_FAILED_ACTIONS" `"
}

# Store configuration data using supplied callback. Duplicate to default location if necessary.
cu_do_store_config_data()
{
	local upgrader_name="$1"
	local store_config_data_func="$2"

$store_config_data_func "$upgrader_name"
	# Duplicate into default storage, if custom one was used. This is mostly for humans.
	[ "$store_config_data_func" = "cu_txtdb_store_config_data" ] || cu_txtdb_store_config_data "$upgrader_name"
}

# Handler for cases when critical action fails and there is no rollback procedure defined
cu_critical_failure_handler()
{
	[ -n "$CU_LAST_DB_UPGRADER_NAME" -a -z "$CU_LAST_DB_CONTINUE_FROM" ] || {
		p_echo "Can't handle upgrader critical failure - upgrader state is broken. Probably a programming error."
		return
	}

p_echo "Updating '$CU_LAST_DB_UPGRADER_NAME' configuration status after a critical failure during upgrade stage '$CU_LAST_STAGE' on '$CU_LAST_ACTION_ID' action"

local cu_db_current_timestamp cu_db_continue_from cu_db_failed_actions_list cu_db_latest_timestamp
	# Update only continue_from and failed_actions_list fields.
	cu_db_current_timestamp="$CU_LAST_DB_CURRENT_TIMESTAMP"
	cu_db_continue_from="`cu_get_current_continue_from`"
	cu_db_failed_actions_list="$CU_FAILED_ACTIONS"
	cu_db_latest_timestamp="$CU_LAST_DB_LATEST_TIMESTAMP"

cu_do_store_config_data "$CU_LAST_DB_UPGRADER_NAME" "$CU_LAST_STORE_CONFIG_DATA_FUNC"

CU_LAST_DB_UPGRADER_NAME=
}

# Check that following upgrader run will actually have any actions executed
cu_check_upgrade_required()
{
	local upgrader_func="$1"
	local CU_DO_GET_ACTION_NAME="yes"
	local upgrade_actions="`$upgrader_func`"
	[ -n "$upgrade_actions" ]
}

# --- Upgrader set up functions ---

# Set up installed (product/package) version and installed configuration timestamp
cu_set_initial_versions()
{
	CU_START_VERSION_FROM="${1:-starting_component_version_not_specified}"
	CU_START_TIMESTAMP="${2:-0}"
}

# Reset upgrader global variables
cu_set_globals()
{
	local upgrader_name="$1"
	local stage="$2"
	local store_config_data_func="$3"

CU_DO_GET_ACTION_NAME=
	CU_LATEST_TIMESTAMP=0
	CU_LAST_ACTION_ID=

# Initial DB record values. Used by cu_critical_failure_handler()
	CU_LAST_DB_UPGRADER_NAME="$upgrader_name"
	CU_LAST_DB_CURRENT_TIMESTAMP="$cu_db_current_timestamp"
	CU_LAST_DB_CONTINUE_FROM="$cu_db_continue_from"
	CU_LAST_DB_FAILED_ACTIONS_LIST="$cu_db_failed_actions_list"
	CU_LAST_DB_LATEST_TIMESTAMP="$cu_db_latest_timestamp"
	CU_LAST_STAGE="$stage"
	CU_LAST_STORE_CONFIG_DATA_FUNC="$store_config_data_func"
}

# --- Default implementations to load/store configuration data ---

cu_txtdb_config_data_params()
{
	db_file="$PLESK_DB_DIR/components-configuration-state.db"
	db_delim='#'
}

# Path to default upgrader configuration db changed in Plesk 11.5.26. This function moves existing db.
cu_txtdb_try_upgrade_location()
{
	local old_db_file="$PRODUCT_ROOT_D/var/components-configuration-state.db"
	local db_file db_owner db_group db_perms db_delim db_key_field
	txtdb_set_params cu_txtdb_config_data_params

if [ -s "$old_db_file" -a ! -e "$db_file" ]; then
		mv -f "$old_db_file" "$db_file"
	fi
}

cu_txtdb_ensure_config_data_exists()
{
	cu_txtdb_try_upgrade_location
	txtdb_exists cu_txtdb_config_data_params >/dev/null 2>&1 || txtdb_truncate cu_txtdb_config_data_params
}

cu_txtdb_load_config_data()
{
	local upgrader_name="$1"

cu_txtdb_ensure_config_data_exists
	local record="`txtdb_select cu_txtdb_config_data_params "$upgrader_name"`"

cu_db_current_timestamp="`  get_narg_fs "$record" '#' 2`"
	cu_db_continue_from="`      get_narg_fs "$record" '#' 3`"
	cu_db_failed_actions_list="`get_narg_fs "$record" '#' 4`"
	cu_db_latest_timestamp="`   get_narg_fs "$record" '#' 5`"
}

cu_txtdb_store_config_data()
{
	local upgrader_name="$1"
	local record="$upgrader_name#$cu_db_current_timestamp#$cu_db_continue_from#$cu_db_failed_actions_list#$cu_db_latest_timestamp"
	cu_txtdb_ensure_config_data_exists
	txtdb_replace cu_txtdb_config_data_params "$record"
}

# No-op config loader. For use with cu_run_upgrader --init for the first stage.
cu_dummy_load_config_data()
{
	:
}

# --- Main code for generic cumulative upgrader ---

cu_run_upgrader()
{
	local opt_upgrader_name="$1"
	local opt_upgrader_func="$2"
	shift 2

local opt_prepare_func=	opt_rollback_func= opt_commit_func= opt_start_version= opt_stage= opt_do_repair= opt_do_update_version_in_db= opt_do_init=
	local opt_load_config_data_func=cu_txtdb_load_config_data opt_store_config_data_func=cu_txtdb_store_config_data

local inten="perform upgrade for $opt_upgrader_name"

while [ "$#" -gt 0 ]; do
		case "$1" in
			--prepare)
				opt_prepare_func="$2"
				[ "$#" -ge 2 ] && shift 2 || break
				;;
			--rollback)
				opt_rollback_func="$2"
				[ "$#" -ge 2 ] && shift 2 || break
				;;
			--commit)
				opt_commit_func="$2"
				[ "$#" -ge 2 ] && shift 2 || break
				;;
			--load-config-data)
				opt_load_config_data_func="$2"
				[ "$#" -ge 2 ] && shift 2 || break
				;;
			--store-config-data)
				opt_store_config_data_func="$2"
				[ "$#" -ge 2 ] && shift 2 || break
				;;
			--from-version)
				opt_start_version="$2"
				[ "$#" -ge 2 ] && shift 2 || break
				;;
			--stage)
				opt_stage="$2"
				[ "$#" -ge 2 ] && shift 2 || break
				;;
			--repair)
				opt_do_repair="yes"
				shift
				;;
			--update-version)
				opt_do_update_version_in_db="yes"
				shift
				;;
			--init)
				opt_do_init="yes"
				shift
				;;
			*)
				die "$inten: unknown key '$1'"
				;;
		esac
	done

# Sanity checks
	[ -n "$opt_upgrader_name"          ] || die "$inten: empty component upgrader name argument"
	[ -n "$opt_upgrader_func"          ] && is_function "$opt_upgrader_func"          || die "$inten: invalid component upgrader function argument"
	[ -n "$opt_load_config_data_func"  ] && is_function "$opt_load_config_data_func"  || die "$inten: invalid value for --load-config-data argument"
	[ -n "$opt_store_config_data_func" ] && is_function "$opt_store_config_data_func" || die "$inten: invalid value for --store-config-data argument"
	[ -z "$opt_prepare_func"           ] || is_function "$opt_prepare_func"           || die "$inten: invalid value for --prepare argument"
	[ -z "$opt_rollback_func"          ] || is_function "$opt_rollback_func"          || die "$inten: invalid value for --rollback argument"
	[ -z "$opt_commit_func"            ] || is_function "$opt_commit_func"            || die "$inten: invalid value for --commit argument"
	[ -n "$opt_do_init" -a $ -n "$opt_do_repair" -o -n "$opt_prepare_func" -o -n "$opt_rollback_func" -o -n "$opt_commit_func" $ ] && die "$inten: excessive options prohibited for use with --init"

# Upgrader setup
	local CU_STAGE="$opt_stage"
	local cu_db_current_timestamp cu_db_continue_from cu_db_failed_actions_list cu_db_latest_timestamp
	$opt_load_config_data_func "$opt_upgrader_name"
	cu_set_initial_versions "$opt_start_version" "$cu_db_current_timestamp"
	cu_set_globals "$opt_upgrader_name" "$opt_stage" "$opt_store_config_data_func"

local CU_CONTINUE_FROM_ID= CU_FAILED_ACTIONS= CU_HAS_NEW_FAILED_ACTIONS=
	if [ -z "$opt_do_init" ]; then
		if [ -n "$cu_db_continue_from" ]; then
			if [ -z "$opt_do_repair" ]; then
				pp_echo "Unable to upgrade '$opt_upgrader_name' to the latest version, since its configuration is in broken state. Run bootstrapper repair to fix."
				return 2
			fi

local cu_continue_from_stage="` cu_get_continue_stage "$cu_db_continue_from" `"
			CU_CONTINUE_FROM_ID="` cu_get_continue_id "$cu_db_continue_from" `"
			if [ "$cu_continue_from_stage" != "$CU_STAGE" ]; then
				p_echo "Skipping stage '$CU_STAGE' of upgrade for '$opt_upgrader_name' as previous upgrade attempt was not finished on another stage."
				return 3
			fi
		elif [ -n "$cu_db_failed_actions_list" ]; then
			if [ -z "$opt_do_repair" ]; then
				p_echo "Before start of upgrade for '$opt_upgrader_name' (stage '$CU_STAGE') following actions are registered as failed: $cu_db_failed_actions_list."
			else
				CU_FAILED_ACTIONS="` normalize_array "$cu_db_failed_actions_list" `"
			fi
		fi

if ! cu_check_upgrade_required "$opt_upgrader_func" ; then
			p_echo "Upgrade or repair for '$opt_upgrader_name' (stage '$CU_STAGE') is not required"
			[ -n "$opt_prepare_func" ] && $opt_prepare_func "$opt_upgrader_name" "$CU_STAGE" noop-stage
			[ -n "$opt_commit_func" ] && $opt_commit_func "$opt_upgrader_name" "$CU_STAGE" noop-stage
			return 0
		fi

# Preparation step
		[ -n "$opt_prepare_func" ] && $opt_prepare_func "$opt_upgrader_name" "$CU_STAGE"

# Register rollback actions.
		# Note that rollback scope currently spans to the end of upgrade procedure (this function).
		if [ -n "$opt_rollback_func" ]; then
			transaction_add_rollback_action "$opt_rollback_func"
			# Rollback function contract: everything changed in this upgrader pass will be 
			# rolled back. Component version should not change. Therefore there is no need 
			# to update anything in DB.
		else
			transaction_add_rollback_action "cu_critical_failure_handler"
		fi

# Run upgrade actions
		$opt_upgrader_func

# Commit (post) step - if we are here upgrade has completed (but there may be failed actions)
		[ -n "$opt_commit_func" ] && $opt_commit_func "$opt_upgrader_name" "$CU_STAGE"
	else
		# This is just an initialization run to set proper upgrader configuration on component installation
		p_echo "Initializing '$opt_upgrader_name' upgrader configuration (stage '$CU_STAGE')"
		local CU_DO_GET_ACTION_NAME="yes"
		$opt_upgrader_func >/dev/null 2>&1
	fi

# Update DB record if there are changes. Update current_timestamp only if explicitly allowed (e.g. this is the last stage).
	cu_db_continue_from=

if [ -n "$opt_do_repair" -o -z "$CU_LAST_DB_FAILED_ACTIONS_LIST" ]; then
		cu_db_failed_actions_list="$CU_FAILED_ACTIONS"
	else
		# Append failed actions from this stage. Don't care for duplicates - they will be removed when a given action succeeds.
		cu_db_failed_actions_list="` normalize_array "$CU_LAST_DB_FAILED_ACTIONS_LIST" "$CU_FAILED_ACTIONS" `"
	fi

if [ -z "$cu_db_latest_timestamp" -a "$CU_LATEST_TIMESTAMP" -gt 0 ] || [ "0$cu_db_latest_timestamp" -lt "$CU_LATEST_TIMESTAMP" ]; then
		cu_db_latest_timestamp="$CU_LATEST_TIMESTAMP"
	fi

[ -n "$opt_do_update_version_in_db" -a "0$cu_db_latest_timestamp" -gt 0 ] && cu_db_current_timestamp="$cu_db_latest_timestamp"

if [    "$cu_db_current_timestamp" != "$CU_LAST_DB_CURRENT_TIMESTAMP" \
		 -o "$cu_db_latest_timestamp" != "$CU_LAST_DB_LATEST_TIMESTAMP" \
		 -o "$cu_db_failed_actions_list" != "$CU_LAST_DB_FAILED_ACTIONS_LIST" \
		 -o "$cu_db_continue_from" != "$CU_LAST_DB_CONTINUE_FROM" ]; then
		cu_do_store_config_data "$opt_upgrader_name" "$opt_store_config_data_func"
	fi

# If this is just an initialization, we don't need to disarm rollback, etc.
	[ -z "$opt_do_init" ] || return 0

# Upgrade is complete - disarm rollback actions
	if [ -n "$opt_rollback_func" ]; then
		transaction_remove_rollback_action "$opt_rollback_func"
	else
		transaction_remove_rollback_action "cu_critical_failure_handler"
	fi

if [ -n "$cu_db_failed_actions_list" ]; then
		p_echo "After end of upgrade for '$opt_upgrader_name' (stage '$CU_STAGE') following actions are registered as failed: $cu_db_failed_actions_list."
	fi

[ ! -n "$CU_HAS_NEW_FAILED_ACTIONS" ]
}

cu_upgrader_conf_init()
{
	local opt_upgrader_name="$1"
	local opt_upgrader_func="$2"
	shift 2

local opt_stages= opt_load_config_data_func= opt_store_config_data_func=

local inten="initialize upgrader configuration for $opt_upgrader_name"

while [ "$#" -gt 0 ]; do
		case "$1" in
			--stages)
				opt_stages="$2"
				[ "$#" -ge 2 ] && shift 2 || break
				;;
			--load-config-data)
				opt_load_config_data_func="$2"
				[ "$#" -ge 2 ] && shift 2 || break
				;;
			--store-config-data)
				opt_store_config_data_func="$2"
				[ "$#" -ge 2 ] && shift 2 || break
				;;
			*)
				die "$inten: unknown key '$1'"
				;;
		esac
	done

# Sanity checks
	[ -n "$opt_upgrader_name"          ] || die "$inten: empty component upgrader name argument"
	[ -n "$opt_stages"                 ] || die "$inten: empty value for --stages argument, should be space separated list of stages"

# Preparations
	local num_stages="`array_length $opt_stages`"
	local cur_stage_idx=1

# Run all stages through cu_run_upgrader. First stage resets configuration, last one upgrades current timestamp.
	for stage in $opt_stages; do
		local store_option="${opt_store_config_data_func:+--store-config-data $opt_store_config_data_func}"

local load_option="${opt_load_config_data_func:+--load-config-data $opt_load_config_data_func}"
		if [ "$cur_stage_idx" -eq 1 ]; then
			load_option="--load-config-data cu_dummy_load_config_data"
		fi

local update_option=
		if [ "$cur_stage_idx" -eq "$num_stages" ]; then
			update_option="--update-version"
		fi

cu_run_upgrader "$opt_upgrader_name" "$opt_upgrader_func" --init --from-version 0 --stage "$stage" $load_option $store_option $update_option

cur_stage_idx=$(( cur_stage_idx + 1 ))
	done
}
### Copyright 1999-2025. WebPros International GmbH. All rights reserved.
# vim:ft=sh

initial_conf()
{
	PRODNAME="psa"
	PRODUCT_NAME="psa"
	product=${PRODNAME}
	PRODUCT_FULL_NAME="Plesk"

product_etc="/etc/${PRODNAME}"
	prod_conf_t="/etc/psa/psa.conf"

support_contact="https://support.plesk.com/"

conceived_os_vendor=Ubuntu
	conceived_os_version="22.04"

clients_group="psacln"
	clients_GID="10001"

services_group="psaserv"
	services_GID="10003"

product_suff="saved_by_${product}".`date "+%m.%d;%H:%M"`
	product_suffo="saved_by_${product}"

# plesk default password
	PRODUCT_DEFAULT_PASSWORD="setup"
}

read_conf()
{
	[ -n "$prod_conf_t" ] || prod_conf_t=/etc/psa/psa.conf

if [ -s $prod_conf_t ]; then
		tmp_var=`perl -e 'undef $/; $_=<>; s/#.*$//gm;
		         s/^\s*(\S+)\s*/$1=/mg;
		         print' $prod_conf_t`
		eval $tmp_var
	else
		if ! is_product_installation; then
			p_echo "Unable to find product configuration file: $prod_conf_t. Default values will be used."
			return 1
		fi
	fi
	return 0
}

selinux_close()
{
	if [ -z "$SELINUX_ENFORCE" -o "$SELINUX_ENFORCE" = "Disabled" ]; then
		return
	fi

setenforce "$SELINUX_ENFORCE"
}

### Copyright 1999-2025. WebPros International GmbH. All rights reserved.
# vim:ft=sh:

#set_params

set_common_params()
{
	common_var=0

PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin
	LANG="`get_default_locale`"
	export PATH LANG
	unset GREP_OPTIONS
	umask 022
	ulimit -n 65535 2>/dev/null

get_product_versions

certificate_file="$PRODUCT_ETC_D/httpsd.pem"
	services="/etc/services"

crontab="/usr/bin/crontab"

SYSTEM_RC_D="/etc/init.d"
	PLESK_LIBEXEC_DIR="/usr/lib/plesk-9.0"
	PLESK_DB_DIR="/var/lib/plesk"
	PRODUCT_BOOTSTRAPPER_DIR="`printf "/opt/psa/bootstrapper/pp%s-bootstrapper" "$product_this_version"`"
	AUTOGENERATED_CONFIGS="#ATTENTION!\n#\n#DO NOT MODIFY THIS FILE BECAUSE IT WAS GENERATED AUTOMATICALLY,\n#SO ALL YOUR CHANGES WILL BE LOST THE NEXT TIME THE FILE IS GENERATED.\n"
	AUTOGENERATED_CONFIGS_UPGRADE="#ATTENTION!\n#\n#DO NOT MODIFY THIS FILE BECAUSE IT WAS GENERATED AUTOMATICALLY,\n#SO ALL YOUR CHANGES WILL BE LOST AFTER YOU UPGRADE PLESK.\n"
	PRODUCT_LOGS_D="/var/log/plesk"

sendmail="/usr/sbin/sendmail"
	ps="ps axw"
	ifconfig="/sbin/ifconfig -a"

machine="linux"
	if [ -f /etc/debian_version ]; then
		linux_distr="debian"
	else
		linux_distr="redhat"
	fi

dummy_home="/"
	if [ -x /usr/sbin/nologin ]; then
		dummy_shell="/usr/sbin/nologin"
	else
		dummy_shell="/bin/false"
	fi

packagemng_set_dirty_flag()
{
	if [ -f ${PRODUCT_ROOT_D}/admin/bin/packagemng ]; then
		${PRODUCT_ROOT_D}/admin/bin/packagemng --set-dirty-flag 1>>$product_log 2>&1
	fi
}

get_product_versions()
{
	# Don't use global variables set elsewhere in this code. Use substitutions if needed.
	local prod_root_d="/opt/psa"

product_name="psa"

if [ -z "$product_this_version" ]; then
		# 1. Try to fetch version from file created by bootstrapper (should be 3-component).
		product_this_version="`cat "/var/lock/plesk-target-version" 2>/dev/null`"
		# 2. Fallback to $PRODUCT_ROOT_D/version (should be 3-component).
		if [ -z "$product_this_version" -a -r "$prod_root_d/version" ]; then
			product_this_version="`awk '{ print $1 }' "$prod_root_d/version"`"
		fi
		# 3. Fallback to hardcoded version (2-component). This may cause some other code to fail.
		if [ -z "$product_this_version" ]; then
			product_this_version="18.0"
			echo "Unable to determine \$product_this_version, will use less precise value '$product_this_version'" >&2
		fi
	fi

product_version="$product_this_version"

if [ -z "$product_prev_version" ]; then
		if [ -r "$prod_root_d/version.upg" ]; then
			product_prev_version=`awk '{ print $1 }' "$prod_root_d/version.upg"`
		elif [ -r "$prod_root_d/version" ]; then
			product_prev_version=`awk '{ print $1 }' "$prod_root_d/version"`
		else
			product_prev_version="$product_this_version"
		fi
	fi
}

# Clean installation of the product is being performed
is_product_installation()
{
	[ "X$do_upgrade" != "X1" -a ! -s "/opt/psa/version.upg" ]
}

true exim_status_linux_debian
exim_status_linux_debian()
{
	get_pid /usr/lib/exim/exim3 false
	local pid=$common_var

# MySQL service action handlers

###	FIXME: probably need var service_restart warn
true mysql_stop
mysql_stop()
{
	local op_result i

inten="stop MySQL server"
	echo_try $inten

service_ctl stop $mysql_service mysql
	op_result=$?

if [ "X$linux_distr" = "Xdebian" ]; then
		# Debian has well designed mysql stopping code
		[ "$op_result" -eq 0 ] || die $inten
		suc
		return 0
	fi

for i in 2 4 6 8 16; do
		if ! mysql_status ; then
			suc
			return 0
		fi

# I just want to be sure that mysql really stopped
		killall -TERM mysqld mysql safe_mysqld mysqld_safe >> $product_log 2>&1

sleep $i
	done

die "$inten"
}

true mysql_status
mysql_status()
{
	# Previously this handler also checked for mysqld pid on Debian systems. Should not be needed nowadays.
	service_ctl status $mysql_service mysql
}

true postfix_status
postfix_status()
{
	# here be dragons.
	# the practical experience shows that simple checking of status of
	# Postfix "master" process is not enough. So we read Postfix master
	# process pid file if any, then try to look for a process with
	# name ``qmgr'' and parent pid being equal to
	# the pid read from the pidfile. If pgrep finds such a process
	# it returns 0, if not its exit status is non-zero.
	# pgrep is portable enough to prefer it to "hand-made" alternatives
	# such as famous ``ps | grep $name | grep -v grep...'' pipes
	# bug 147822. do not interrupt installation for FreeBSD

[ -f "/var/spool/postfix/pid/master.pid" ] || return 1

local ppid

read ppid </var/spool/postfix/pid/master.pid 2>/dev/null
	if [ $? -ne 0 -o -z "$ppid" ]; then
		# not found or other error
		return 1;
	fi
	pgrep -P $ppid qmgr >/dev/null 2>/dev/null
}
### Copyright 1999-2025. WebPros International GmbH. All rights reserved.
# vim:ft=sh

# Follow variables are supported in <package>_upgrader_conf:
#    upgrader_name - Upgrader id
#    upgrader_description - Short description which will be used in terminal and logs output.
#    upgrader_func_prefix - Prefix to generate function names used in upgrader.
#    upgrader_stages - Stages which upgrader supports for this component.
#                      IMPORTANT: This stages list should be sorted in execution order because
#                                 last stage in list will store data into upgrader's cache and
#                                 upgrader_run_post do not care about one either.
#
# Optional flags to execute / do not execute some upgrader's parts. Default 'true':
#    upgrader_call_init - upgrader_init() control
#    upgrader_call_reset - upgrader_reset() control
#
# Example:
#    upgrader_name="dns-bind-driver"
#    upgrader_description="DNS service support"
#    upgrader_func_prefix="dnsbinddriver"
#    upgrader_stages="prep post bootstrapper-post"
#
#    upgrader_call_init="false"
#    upgrader_call_reset="false"

upgrader_conf_init()
{
	[ -n "$PACKAGE_ID" ] || die "initialize upgrader: PACKAGE_ID is not set"
	# Check package uses the default upgrader
	is_function "${PACKAGE_ID}_upgrader_conf" || return 1

upgrader_call_init="true"
	upgrader_call_reset="true"

"${PACKAGE_ID}_upgrader_conf"

# Sanity checks
	[ -z "$upgrader_name" -o -z "$upgrader_description" -o -z "$upgrader_func_prefix" -o -z "$upgrader_stages" ] \
		&& die "initialize upgrader for $PACKAGE_ID: some upgrader variables are not defined"

return 0
}

upgrader_init()
{
	upgrader_conf_init || return 0

# We do not want initialize upgrader
	# if it used during the upgrade and install procedure simultaneously
	[ "$upgrader_call_init" = "true" ] || return 0

local options=

! is_function "${upgrader_func_prefix}_cu_load_config_data" || \
		options="--load-config-data ${upgrader_func_prefix}_cu_load_config_data"

! is_function "${upgrader_func_prefix}_cu_store_config_data" || \
		options="$options --store-config-data ${upgrader_func_prefix}_cu_store_config_data"

cu_upgrader_conf_init "$upgrader_name" "${upgrader_func_prefix}_upgrader" \
		$options --stages "$upgrader_stages" || warn "init upgrader config for $upgrader_description"
}

upgrader_run()
{
	# Usage: upgrader_run [--repair] [stage ...]
	upgrader_conf_init || return 0

local options=
	local optional_repair_arg=

if [ "$1" = "--repair" ]; then
		optional_repair_arg="$1"
		shift
	fi

! is_function "${upgrader_func_prefix}_cu_load_config_data" || \
		options="--load-config-data ${upgrader_func_prefix}_cu_load_config_data"

! is_function "${upgrader_func_prefix}_cu_store_config_data" || \
		options="$options --store-config-data ${upgrader_func_prefix}_cu_store_config_data"

local stages_to_run=
	[ -n "$*" ] && stages_to_run="$*" || stages_to_run="$upgrader_stages"

local last_stage="${upgrader_stages##* }"

for stage in $stages_to_run; do
		local opt_update_version=
		if [ "$stage" = "$last_stage" ]; then
			opt_update_version="--update-version"
		fi

local inten="upgrade${optional_repair_arg:+ and repair} $upgrader_description ($stage stage)"
		echo_try "$inten"

cu_run_upgrader "$upgrader_name" "${upgrader_func_prefix}_upgrader" \
			--stage "$stage" $optional_repair_arg $options $opt_update_version
		if [ "$?" = "0" ]; then
			suc
		else
			warn "$inten"
			# return non-zero exit code on error in repair mode:
			[ -z "$optional_repair_arg" ] || return 1
		fi
	done
}

upgrader_run_post()
{
	upgrader_conf_init || return 0

# do not execute unified upgrader if there's a custom function
	# _upgrade_new_post() in postinst.in component script
	! is_function "${PACKAGE_ID}_upgrade_new_post" || return 0

# Execute default stages for post- stage
	for stage in ${upgrader_stages}; do
		if [ "$stage" = "post" -o "$stage" = "files" ]; then
			upgrader_run "$stage"
			return $?
		fi
	done
}

true fail2banconfigurator_upgrader_conf

fail2banconfigurator_upgrader_conf()
{
	upgrader_name="fail2ban"
	upgrader_description="Fail2ban"
	upgrader_func_prefix="fail2ban"
	upgrader_stages="bootstrapper-prep bootstrapper-post"

upgrader_call_init="false"

# Do not wipe it out after the sh_optimizer processing
	true fail2ban_upgrader

# set params
	set_fail2ban_params
}

fail2ban_upgrader()
{
	local bprep="cu_check_stage bootstrapper-prep"
	local bpost="cu_check_stage bootstrapper-post"
	local ts="cu_check_timestamp"
	local do="cu_do"

# These are main configuration upgrade actions. Bump their timestamp when significant changes to configuration are made.
	$bprep $ts '2025/01/14 14:00:01' $do fail2ban_conf_upgrade_prep
	$bpost $ts '2025/01/14 14:00:02' $do fail2ban_conf_upgrade_post

# One-time jails initialization - if HTTPD_VHOSTS_D was altered, fix Apache-related jails.
	# Note that anything that customizes jails should go after fail2ban_conf_upgrade_*.
	$bpost $ts '2014/02/11 10:16:20' $do fail2ban_fix_httpd_vhosts_d_path_in_jail "plesk-apache"
	$bpost $ts '2014/02/11 10:16:21' $do fail2ban_fix_httpd_vhosts_d_path_in_jail "plesk-apache-badbot"

# remove fail2ban database if it is quite big, ie it has met with the dbpurge-related issue (fixed in 0.11)
	$bprep $ts '2021/05/19 18:00:00' $do fail2ban_remove_never_purged_database
	$bpost $ts '2021/05/19 18:00:01' $do fail2ban_remove_old_backups

# DO NOT MODIFY ANYTHING BELOW THIS LINE! (without approval of review from the entire Linux team)
	call_optional_function dev_fail2ban_upgrader
	cu_verify_latest_timestamp_lt '2025/01/19 11:00:00'
}

fetch_current_fail2ban_version()
{
	[ -x /usr/bin/fail2ban-server ] || return 0
	/usr/bin/fail2ban-server --version | head -n1 | sed -ne 's|^Fail2Ban v$.*$$|\1| p'
}

set_fail2ban_params()
{
	fail2ban_service="fail2ban"

### Historical hardcode of values from //unix/plesk/Mk/plesk.fail2ban.defs.py
	### Feel free to fix by passing them at compile time
	fail2ban_conf_d="/etc/fail2ban"
	fail2ban_jail_d="$fail2ban_conf_d/jail.d"
	fail2ban_filter_d="$fail2ban_conf_d/filter.d"
	fail2ban_action_d="$fail2ban_conf_d/action.d"
	fail2ban_fail2ban_d="$fail2ban_conf_d/fail2ban.d"

fail2ban_upg_source_conf_d="$fail2ban_conf_d.previous"
	fail2ban_upg_source_version_f="$fail2ban_upg_source_conf_d/.version"

fail2ban_upg_need_start_flag="$fail2ban_upg_source_conf_d/.needs-service-start"
}

fail2ban_fix_httpd_vhosts_d_path_in_jail()
{
	local jail="$1"
	local f2bmng="$PRODUCT_ROOT_D/admin/sbin/f2bmng"
	local httpd_vhosts_d_orig="/var/www/vhosts"

echo_try "fix HTTPD_VHOSTS_D value in '$jail' Fail2Ban jail"

local jail_config_json="`$f2bmng --get-jail \"$jail\"`" 2>> "$product_log"
	if [ -n "$jail_config_json" ]; then
		# FIXME: Technically, both pattern and replacement should be escaped for sed; also strip trailing slash
		# echo in dash interprets escape sequences, so use printf instead
		printf "%s" "$jail_config_json" | \
			sed -e 's#$\s"\|\\n$'"$httpd_vhosts_d_orig"'/#\1'"$HTTPD_VHOSTS_D"'/#g' | \
			$f2bmng --set-jail "$jail" >> "$product_log" 2>&1 \
			&& suc || { p_echo "failed"; return 1; }
	else
		p_echo "Skipped, no '$jail' configuration found"
	fi
}

fail2ban_conf_upgrade_prep()
{
	local previous_f2b_version="`fetch_current_fail2ban_version`"

if [ -e "$fail2ban_upg_source_conf_d" ]; then
		p_echo "Removing old '$fail2ban_upg_source_conf_d'"
		rm -rf "$fail2ban_upg_source_conf_d"
	fi

if [ -d "$fail2ban_conf_d" ]; then
		cp -ar "$fail2ban_conf_d" "$fail2ban_upg_source_conf_d"
		[ -z "$previous_f2b_version" ] || echo "$previous_f2b_version" > "$fail2ban_upg_source_version_f"
		cat > "$fail2ban_upg_source_conf_d/README.upgrade" <<-EOF
			This folder contains Fail2Ban configuration prior to upgrade from version '${previous_f2b_version:-<unknown>}'. 
			Actual current configuration is located at '$fail2ban_conf_d'.

You may safely delete this folder and all of its content as long as you're satisfied
			with current Fail2Ban operation.
			EOF

! pleskrc fail2ban status || echo "yes" > "$fail2ban_upg_need_start_flag"
	else
		[ -z "$previous_f2b_version" ] || \
			p_echo "Previous Fail2Ban version is '$previous_f2b_version', but no configuration found in '$fail2ban_conf_d'. Configuration upgrade will be skipped."
	fi
}

fail2ban_conf_upgrade_failure_readme()
{
	# WARNING: this function MUST have stdin, or it'll hang
	cat > "$fail2ban_conf_d/README.upgrade" <<-EOF
		Fail2Ban or its Plesk-specific configuration was upgraded to the current version on 
		`date -R`. Unfortunately, automatic configuration upgrade either failed or was not
		possible.

Original Fail2Ban configuration from before upgrade was copied to '$fail2ban_upg_source_conf_d'.
		You may use it to manually upgrade current configuration. Once you're satisfied with
		the Fail2Ban operation, you may simply remove this copy.
		EOF
	echo >> "$fail2ban_conf_d/README.upgrade"
	cat - >> "$fail2ban_conf_d/README.upgrade"
}

fail2ban_conf_upgrade_success_readme()
{
	cat > "$fail2ban_conf_d/README.upgrade" <<-EOF
		Fail2Ban or its Plesk-specific configuration was successfully upgraded to the current
		version on `date -R`.

Original Fail2Ban configuration from before upgrade was copied to '$fail2ban_upg_source_conf_d'.
		If you experience problems with the current Fail2Ban configuration you may use the 
		previous one as a reference to fix the current configuration. Once you're satisfied 
		with the Fail2Ban operation, you may simply remove the copy.
		EOF
}

fail2ban_conf_remove_customizations()
{
	echo_try "remove local customization from '$fail2ban_conf_d' to prepare for upgrade"

find "$fail2ban_conf_d" -name '*.local' -delete >> "$product_log" 2>&1
	find "$fail2ban_jail_d" "$fail2ban_filter_d" "$fail2ban_action_d" -mindepth 1 -name '*.d' -type d -empty -delete >> "$product_log" 2>&1
	find "$fail2ban_fail2ban_d" -name '*.d' -type d -empty -delete >> "$product_log" 2>&1

suc
}

fail2ban_conf_remove_obsolete_configs()
{
	[ -x "/usr/bin/dpkg-query" ] || return 0

# Drop obsolete configuration files on deb-based systems.
	# dpkg will still remember them but only till another upgrade, so that should be OK.
	/usr/bin/dpkg-query -f '${Conffiles}\n' -W fail2ban plesk-fail2ban-configurator | \
		awk '$NF == "obsolete" && $1 ~ "^/etc/fail2ban/" {print $1}' | xargs -n 100 rm -f
}

fail2ban_conf_overwrite_packaged_file_customizations()
{
	local confd="$1"
	local suff=".dpkg-dist"

echo_try "overwrite fail2ban packaged file customizations at $confd"
	find "$confd" -type f -name "*.conf$suff" -print |
		while read line; do
			local fname="`echo -n "$line" | sed -e "s/$suff\$//"`"
			mv -f "$line" "$fname"
		done
	suc
}

fail2ban_conf_upgrade_post()
{
	local previous_f2b_version="`cat \"$fail2ban_upg_source_version_f\" 2>/dev/null`"
	local current_f2b_version="`fetch_current_fail2ban_version`"

[ -d "$fail2ban_conf_d" ] || { p_echo "Skipped Fail2Ban upgrade - no target config directory"; return 0; }
	[ -d "$fail2ban_upg_source_conf_d" ] || { p_echo "Skipped Fail2Ban upgrade - no source config directory"; return 0; }

[ -n "$previous_f2b_version" -a -n "$current_f2b_version" ] || { 
		fail2ban_conf_upgrade_failure_readme <<-EOF
			Upgrade was not preformed as source (${previous_f2b_version:-<unknown>}) or
			target (${current_f2b_version:-<unknown>}) configuration versions were not known.
			EOF
		return 0
	}

fail2ban_conf_remove_obsolete_configs
	fail2ban_conf_overwrite_packaged_file_customizations "$fail2ban_conf_d"
	fail2ban_conf_remove_customizations

local inten="upgrade Fail2Ban configuration from version '$previous_f2b_version' to version '$current_f2b_version'"
	echo_try "$inten"

local f2bmng="$PRODUCT_ROOT_D/admin/sbin/f2bmng"
	local output=
	output=`$f2bmng --upgrade-configuration --source-basedir="$fail2ban_upg_source_conf_d" --source-version="$previous_f2b_version" 2>&1`
	if [ "$?" -eq 0 ]; then
		fail2ban_conf_upgrade_success_readme
		[ -z "$output" ] || {
			p_echo "Additional output from the upgrade utility:"
			echo "$output" >> "$product_log"
		}

[ ! -s "$fail2ban_upg_need_start_flag" ] || pleskrc fail2ban start
		suc
	else
		fail2ban_conf_upgrade_failure_readme <<EOF
Upgrade was not performed as upgrade utility failed. See upgrade log below:

$output
EOF
		p_echo "Upgrade utility failed with following messages:"
		echo "$output" >> "$product_log"
		warn "$inten"
	fi
}

fail2ban_remove_never_purged_database()
{
	local inten="check version and size of the fail2ban database"
	echo_try "$inten"

local db="/var/lib/fail2ban/fail2ban.sqlite3"
	if ! [ -e "$db" ]; then
		pnnl_echo "database not found. " && suc
		return 0
	fi

local db_version="$(sqlite3 "$db" 'select version from fail2banDb' 2>/dev/null)"
	local db_size="$(stat --format %s "$db" 2>/dev/null)"
	pnnl_echo "version ${db_version:-unknown}, size ${db_size:-0} bytes. " && suc

# if db has already been successfully migrated to v4 or greater
	# then it can be purged by f2b since dbpurge-related bug was fixed in 0.11
	[ "$db_version" = "2" -o "$db_version" = "3" ] || return 0

# if db is "quite small" then it can be migrated in the normal way
	# note: customers complained if size was greather than 2Gb
	# so keep db as is if its size less than 512Mb (eq to ~4M of banned IPs)
	[ ${db_size:-0} -gt $((512 * 1024 * 1024)) ] || return 0

inten="purge fail2ban database"
	echo_try "$inten"

! pleskrc fail2ban status 2>/dev/null || local f2b_is_active="yes"
	[ -z "$f2b_is_active" ] || pleskrc fail2ban stop
	rm -f "$db"
	[ -z "$f2b_is_active" ] || pleskrc fail2ban start

suc
}

fail2ban_remove_old_backups()
{
	local inten="remove backups of the fail2ban database"
	echo_try "$inten"
    rm -f /var/lib/fail2ban/fail2ban.sqlite3.20*
	suc
}

fail2banconfigurator_install_post()
{
	deferred_logrotate_anonimization_setup fail2ban
	deferred_systemctl_daemon_reload
}

if [ "X${PLESK_INSTALLER_DEBUG}" != "X" ]; then
    set -x
fi

if [ "X${PLESK_INSTALLER_STRICT_MODE}" != "X" ]; then
	set -e
fi

reexec_with_clean_env "$@"

export PLESK_INTERNAL_PHP_EXEC=1

do_upgrade=0

# Need for extended error reporting to the external errors tracker.
PACKAGE_ID="fail2banconfigurator"
PACKAGE_ACTION="postin"

case "$1" in
	configure)
		if [ "X$2" != "X" ]; then
			# We are the new upgrading package
			do_upgrade=1
			PACKAGE_ACTION="postup-new"
			prev_version="${2%%-*}"

package_script_safe_run_with_report plesk-fail2ban-configurator 18.0 \
				fail2banconfigurator_upgrade_new_post \
				upgrader_run_post
		else
			package_script_safe_run_with_report plesk-fail2ban-configurator 18.0 \
				fail2banconfigurator_install_post \
				upgrader_init
		fi
		;;
	triggered)
		PACKAGE_ACTION="postin-triggered"
		PACKAGE_TRIGGERING_NAMES="$2"
		package_script_safe_run_with_report plesk-fail2ban-configurator 18.0 \
			fail2banconfigurator_deb_triggered
		;;
	abort-upgrade|abort-remove|abort-deconfigure)
		;;
	*)
		echo "Unknown operation: postinst $*"
		exit 1
		;;
esac