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

#
# Plesk script
#



#default values

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

#courier-imap

set_courier_imap_params()
{
	COURIERIMAP_CONFDIR="/etc/courier-imap"
	COURIERIMAP_PIDPATH="/run"
	IMAPD_CERT="/usr/share/imapd.pem"
	POP3D_CERT="/usr/share/pop3d.pem"
	COURIER_DHPARAMS="/usr/share/dhparams.pem"

	# Certificate paths for Courier-IMAP <= 3.0.8
	OLD_IMAPD_CERT="/usr/share/courier-imap/imapd.pem"
	OLD_POP3D_CERT="/usr/share/courier-imap/pop3d.pem"

	COURIER_DELIVER_QUOTA="/usr/bin/deliverquota"

	courier_imapd_service="courier-imapd"
	courier_imaps_service="courier-imaps"
	courier_pop3d_service="courier-pop3d"
	courier_pop3s_service="courier-pop3s"
	courier_authdaemon_service="courier-authdaemon"

	# Service name for Courier-IMAP <= 3.0.8
	old_courier_service="courier-imap"
}
### Copyright 1999-2025. WebPros International GmbH. All rights reserved.
# vim:ft=sh:

set_dovecot_params()
{
	DOVECOT_CONFDIR="/etc/dovecot"
	DOVECOT_INCLUDE_DIR="/etc/dovecot/conf.d"
	DOVECOT_DIST_CONFDIR="/usr/share/doc/plesk-dovecot/dist-config"
	DOVECOT_CERT_DIR="/etc/dovecot/private"
	DOVECOT_CERT="$DOVECOT_CERT_DIR/ssl-cert-and-key.pem"

	DOVECOT_INTERNAL_USERGROUP="dovecot"
	DOVECOT_LOGIN_USERGROUP="dovenull"

	DOVECOT_LDA="/usr/lib/dovecot/dovecot-lda"

	dovecot_service="dovecot"
}
### 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, 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
}

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"
}
### 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_transaction_start()
{
	LOG_TRANSACTION_TITLE="$1"
	LOG_TRANSACTION_SUBJECT="$2"
	local log_transaction_custom_logfile="$3"
	local log_transaction_custom_problems_logfile="$4"

	transaction_begin autocommit
	log_start "$LOG_TRANSACTION_TITLE" "$log_transaction_custom_logfile" "$log_transaction_custom_problems_logfile"
	transaction_add_commit_action "log_transaction_stop"
	transaction_add_rollback_action "log_transaction_stop"
}

log_transaction_stop()
{
	log_stop "$LOG_TRANSACTION_TITLE" "$LOG_TRANSACTION_SUBJECT"
}

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 || :
}
### 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_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.

#lib_test

test_for_root()
{
	if [ "`id -u`" -ne 0 ]; then
		echo "$0: This script must be run as root" >&2
		echo "Log in as root then run this script again." >&2
		echo >&2
		exit 1
	fi
}
### Copyright 1999-2025. WebPros International GmbH. All rights reserved.
transaction_begin()
{
	[ -n "$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_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"
}

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"
}

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" ]
}

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

test_for_root

reexec_with_clean_env "$@"

# restore HOME after reexec_with_clean_env for openssl
export HOME="/root"

prog="`basename $0`"
action="$1"
service="$2"
cmds_num="$#"

usage()
{
	echo "Usage: $prog {--enable|--disable} [<service>]"
	echo ""
	echo "SERVICES:"
	echo "            panel   Applying patches for sw-cp-server."
	echo "            apache  Applying patches for apache server."
	echo "            nginx   Applying patches for nginx."
	echo "            courier Applying patches for courier-imap."
	echo "            dovecot Applying patches for dovecot."
	echo "            postfix Applying patches for postfix MTA."
	echo "            qmail   Applying patches for qmail MTA."
	echo "            proftpd Applying patches for proftpd."
	echo "            all     Applying patches for all installed services described above. (default)"

	exit 1
}

[ "$cmds_num" -eq 1 -o "$cmds_num" -eq 2 ] || usage

[ -n "$service" ] || service=all

if [ "$action" = "--enable" ]; then
	USE_PROTOCOLS="TLSv1.2 TLSv1.3"
	USE_CIPHERS="EECDH+AESGCM:EECDH+AESCCM:EECDH+CHACHA20:EECDH+ARIAGCM"
	USE_CIPHER_SERVER_ORDER="false"
else
	USE_PROTOCOLS="TLSv1.2 TLSv1.3"
	USE_CIPHERS="EECDH+AESGCM:EECDH+AESCCM:EECDH+CHACHA20:EECDH+ARIAGCM"
	USE_CIPHER_SERVER_ORDER="false"
fi

services_list="panel apache nginx courier dovecot postfix qmail proftpd"

log_transaction_start "${prog}${*:+ $*}" "" "plesk-pci-compliance-resolver.log" "/dev/stderr"

read_conf

apache_ssl_conf="$HTTPD_CONF_D/mods-available/ssl.conf"
sw_server_ssl_conf="/etc/sw-cp-server/conf.d/ssl.conf"
courier_conf_imap="/etc/courier-imap/imapd"
courier_conf_pop="/etc/courier-imap/pop3d"
courier_ssl_conf="/etc/courier-imap/imapd-ssl /etc/courier-imap/pop3d-ssl"

dovecot_installed=0
courier_installed=0

# common things
#------------------------------------------------------------------
check_mail_services()
{
	local mailmng="${PRODUCT_ROOT_D}/admin/sbin/mailmng-imap"
	local imap_pop3_server

	test -x "$mailmng" || return 0
	imap_pop3_server=`"$mailmng" --features | grep "'IMAP_POP3_Server'"`

	echo "$imap_pop3_server" | grep -qi "dovecot" && dovecot_installed=1 || :
	echo "$imap_pop3_server" | grep -qi "Courier-IMAP" && courier_installed=1 || :
}

true check_services fail do_disable do_enable
check_services()
{
	local service="$1"
	local flag

	[ "$service" = "all" ] && return 0

	for entry in $services_list; do
		if [ "$1" = "$entry" ]; then
			flag=1
			break
		fi
	done

	[ -z "$flag" ] && return 1

	return 0
}

fail()
{
	p_echo "failed"
}

do_enable()
{
	local service="$1"
	local key="$2"
	local value="$3"
	local config="$4"
	local bkp_file="$5"

	echo_try "enable PCI compliance fixes for $service"

	[ -z "$bkp_file" ] && bkp_file="${config}.pci"

	# checking on already modified file and config file exists
	if [ -e "$bkp_file" ]; then
		echo -n "already modified... "
		suc
		return 2
	fi

	if [ ! -e "$config" ]; then
		echo -n "file: $config not found... "
		fail
		return 1
	fi

	# Comment default strings for RedHat based distros
	if [ "$service" = "apache service" ]; then
		cat "$config" | awk '{
			if (/^<VirtualHost _default_/) {
				flag=1;
			}
			if (/^<\/VirtualHost/) {
				flag=0;
			}
			if (flag && (/^SSLProtocol/ || /^SSLCipherSuite/)) {
				printf ("# ");
				print;
				next;
			}
			print;
		}' > ${config}.new
		mv -f ${config}.new $config
	fi

	# Get original record and backup
	original_str="`cat $config | grep -- \"$key\" |grep -v \"^#\"`"
	echo "$original_str" > $bkp_file

	# Replace record to new value
	if [ -z "$original_str" ]; then
		# Hack for apache
		val="`cat $config | grep -- \"<IfModule mod_ssl.c>\" |grep -v \"^#\"`"
		if [ -z "$val" ]; then
			echo "$value" >> ${config}
		else
			sed -e "s|<IfModule mod_ssl.c>|<IfModule mod_ssl.c>\n$value|" \
			    < $config > ${config}.new &&  mv -f ${config}.new $config
		fi
	else
		sed -e "s|^$original_str$|$value|" < $config > ${config}.new && \
		mv -f ${config}.new $config
	fi

	suc
	return 0
}

do_disable()
{
	local service="$1"
	local key="$2"
	local value="$3" # for compat with 'enable' action
	local config="$4"
	local bkp_file="$5"

	echo_try "disable PCI compliance fixes for $service"

	[ -z "$bkp_file" ] && bkp_file="${config}.pci"

	# checking on already modified file and config file exists
	if [ ! -e "$bkp_file" ]; then
		echo -n "already original config... "
		suc
		return 2
	fi

	if [ ! -e "$config" ]; then
		echo -n "file: $config not found... "
		fail
		return 1
	fi

	# Get record from config and original record
	value="`cat $config | grep -- \"$key\" |grep -v \"^#\"`"
	original_str="`cat $bkp_file`"

	# Replace record to new value
	sed -e "s|^$value$|$original_str|" < $config > ${config}.new && \
	mv -f ${config}.new $config && \
	rm -f $bkp_file

	suc
	return 0
}

service_restart()
{
	local serv="$1"
	local status="$2"

	if [ "$status" -eq 0 ]; then
		echo_try "restart $serv"
		pleskrc $serv restart >/dev/null && suc || fail
	fi

	return $?
}

#-----------------------------------------------------------------------------
# service specific routines
#-----------------------------------------------------------------------------

# panel routines
#-----------------------------------------------------------------------------
true panel_action panel_status
panel_status()
{
	return 0
}

sslmng_run()
{
	local service=$1
	local action=$2
	local skip_sslmng=$3

	local additional_opts=
	[ ! "$action" = "enable" ] || additional_opts="--strong-dh --disable-tls-compression"

	[ "$skip_sslmng" != "skip_sslmng" ] || return 0

	"${PRODUCT_ROOT_D}/admin/sbin/sslmng" --services="$service" --ciphers="$USE_CIPHERS" --protocols="$USE_PROTOCOLS" --cipher-server-order="$USE_CIPHER_SERVER_ORDER" $additional_opts
}


panel_action()
{
	sslmng_run sw-cp-server "$@"
}

true courier_action
courier_action()
{
	local action="$1"

	if [ "$courier_installed" != 1 ]; then
        echo "service courier-imap is not installed, skip modifying."
        return 0
	fi

	sslmng_run "courier" "$@"

	local value
	local flag=0

	value="IMAP4rev1 UIDPLUS CHILDREN NAMESPACE THREAD=ORDEREDSUBJECT THREAD=REFERENCES SORT QUOTA AUTH=CRAM-MD5 AUTH=CRAM-SHA1 AUTH=CRAM-SHA256 IDLE"
	do_$action "courier-imap IMAP4 service" "IMAP_CAPABILITY=" "IMAP_CAPABILITY=\"$value\"" \
			"$courier_conf_imap" "${courier_conf_imap}.pci.1" || flag=1
	do_$action "courier-imap IMAP4 service" "IMAP_CAPABILITY_ORIG=" "IMAP_CAPABILITY_ORIG=\"$value\"" \
			"$courier_conf_imap" "${courier_conf_imap}.pci.2" || flag=1

	value="\$IMAP_CAPABILITY AUTH=PLAIN"
	do_$action "courier-imap IMAP4 TLS service" "IMAP_CAPABILITY_TLS=" "IMAP_CAPABILITY_TLS=\"$value\"" \
			"$courier_conf_imap" "${courier_conf_imap}.pci.3" || flag=1
	value="\$IMAP_CAPABILITY_ORIG AUTH=PLAIN"
	do_$action "courier-imap IMAP4 TLS service" "IMAP_CAPABILITY_TLS_ORIG=" "IMAP_CAPABILITY_TLS_ORIG=\"$value\"" \
			"$courier_conf_imap" "${courier_conf_imap}.pci.4" || flag=1

	value="LOGIN CRAM-MD5 CRAM-SHA1 CRAM-SHA256"
	do_$action "courier-imap POP3 service" "POP3AUTH=" "POP3AUTH=\"$value\"" \
			"$courier_conf_pop" "${courier_conf_pop}.pci.1" || flag=1
	do_$action "courier-imap POP3 service" "POP3AUTH_ORIG=" "POP3AUTH_ORIG=\"$value\"" \
			"$courier_conf_pop" "${courier_conf_pop}.pci.2" || flag=1

	value="LOGIN PLAIN"
	do_$action "courier-imap POP3 TLS service" "POP3AUTH_TLS=" "POP3AUTH_TLS=\"$value\"" \
			"$courier_conf_pop" "${courier_conf_pop}.pci.3" || flag=1
	do_$action "courier-imap POP3 TLS service" "POP3AUTH_TLS_ORIG=" "POP3AUTH_TLS_ORIG=\"$value\"" \
			"$courier_conf_pop" "${courier_conf_pop}.pci.4" || flag=1

	set_courier_imap_params
	service_restart courier_imapd "$flag"
	service_restart courier_imaps "$flag"
	service_restart courier_pop3d "$flag"
	service_restart courier_pop3s "$flag"

	return $flag
}

true default_action
default_action()
{
        service=$1
        shift
        sslmng_run "$service" "$@"
}

true qmail_action
qmail_action()
{
	local action="$1"
	local flag="/var/qmail/control/rejectplain"

	if [ ! -d "/var/qmail/control" ]; then
        return 0
	fi
	case "$action" in
		enable) touch $flag >/dev/null 2>&1 ;;
		*) rm -f $flag >/dev/null 2>&1 ;;
	esac
}

true dovecot_action
dovecot_action()
{
	local action="$1"
	set_dovecot_params

	local pci_compliance_config="${DOVECOT_INCLUDE_DIR}/11-plesk-security-pci.conf"
	local no_restart=0
	local res=0

	if [ "$dovecot_installed" != 1 ]; then
        echo "service dovecot is not installed, skip modifying."
        return 0
	fi

	case "$action" in
		enable)
			echo_try "apply PCI compliance fixes for service Dovecot"
			cat > "$pci_compliance_config"  <<EOF
##
## PCI compliance changes made by admin/bin/pci_compliance_resolver utility.
## Do not edit this file directly. Use the utility instead.
##

auth_allow_cleartext = no
EOF
			suc # need real check?
			;;
		disable)
			echo_try "remove PCI compliance fixes for service Dovecot"
			test -f "$pci_compliance_config" && rm -f "$pci_compliance_config" || no_restart=1
			suc
			;;
	esac

	service_restart dovecot $no_restart
	sslmng_run "dovecot" "$@"
}

true all_action
all_action()
{
	local ret=0
	local action="$1"


	"${PRODUCT_ROOT_D}/bin/server_pref" --update -ssl-protocols "$USE_PROTOCOLS" -ssl-ciphers "$USE_CIPHERS" -ssl-cipher-server-order "$USE_CIPHER_SERVER_ORDER" || ret=1
	if [ "$action" = "enable" ]; then
		"${PRODUCT_ROOT_D}/admin/sbin/sslmng" --strong-dh --disable-tls-compression || ret=1
	fi

	for entry in $services_list; do
		service="$entry"
		if is_function ${service}_action; then
			${service}_action $action 'skip_sslmng' || ret=1
			continue
		fi
		default_action $service $action 'skip_sslmng' || ret=1
	done

	return $ret
}

check_mail_services

is_function ${service}_action && func="${service}_action" || func="default_action $service"

# getopt like selector
#-----------------------------------------------------------------------------
case "$action" in
	--enable)
		if ! check_services $service; then
			echo "Unsupported service: $service"
			exit 1
		fi
		$func enable
		exit $?
		break
		;;

	--disable)
		check_services $service || echo "Unsupported service: $service"
		$func disable
		exit $?
		break
		;;
	*)
		usage
		;;
esac