From a0f75035ad869ac27f6102ab485bee70ecc4d4a4 Mon Sep 17 00:00:00 2001
From: Christoph <ckubu@oopen.de>
Date: Sat, 24 Jun 2023 02:14:45 +0200
Subject: [PATCH] install_postfixadmin.sh: support transfer 'setup_password'
 from old installation.

---
 install_postfixadmin.sh | 195 ++++++++++++++++++++++++++++------------
 1 file changed, 140 insertions(+), 55 deletions(-)

diff --git a/install_postfixadmin.sh b/install_postfixadmin.sh
index eb5b83f..70bb8c7 100755
--- a/install_postfixadmin.sh
+++ b/install_postfixadmin.sh
@@ -424,13 +424,85 @@ else
    fatal "No PHP binary found in PATH environment.."
 fi
 
+_actual_config_file=""
+_actual_password_hash=""
+_actual_pfa_dir=""
+_actual_pfa_documentroot=""
+if [[ -d "${WEBSITE_BASEDIR}/htdocs" ]] ; then
+   PFA_UPDATE=true
+   _actual_pfa_documentroot="$(realpath "${WEBSITE_BASEDIR}/htdocs")"
+   if [[ "$(basename "$(dirname "${_actual_pfa_documentroot}")")" =~ ^postfixadmin ]]; then
+      _actual_pfa_dir="$(dirname "${_actual_pfa_documentroot}")"
+   else
+      _actual_pfa_dir="${_actual_pfa_documentroot}"
+   fi
+else
+   PFA_UPDATE=false
+fi
+
+echononl "\tKeep passwordhasch from actual installation in mind.."
+if [[ -n "$_actual_pfa_dir" && -d "$_actual_pfa_dir" ]] ; then
+   if [[ -f "${_actual_pfa_dir}/config.local.php" ]]; then
+      _actual_config_file="${_actual_pfa_dir}/config.local.php"
+   else
+      _actual_config_file="${_actual_pfa_dir}/config.inc.php"
+   fi
+fi
+
+
+if [[ -f "$_actual_config_file" ]]; then
+   _actual_password_hash="$(grep -E "^\s*\\\$CONF\['setup_password'\]" $_actual_config_file 2> /dev/null \
+      | grep -v changeme \
+      | awk -F '=' '{print$2}'\
+      | awk -F ';' '{print$1}')"
+
+   _actual_password_hash="${_actual_password_hash#"${_actual_password_hash%%[![:space:]]*}"}"
+   # - Remove trailing whitespace characters
+   _actual_password_hash="${_actual_password_hash%"${_actual_password_hash##*[![:space:]]}"}"
+   # - Remove leading single quote
+   _actual_password_hash="${_actual_password_hash#"${_actual_password_hash%%[!\']*}"}"
+   # - Remove trailing single quote
+   _actual_password_hash="${_actual_password_hash%"${_actual_password_hash##*[!\']}"}"
+   # - Remove leading double quote
+   _actual_password_hash="${_actual_password_hash#"${_actual_password_hash%%[!\"]*}"}"
+   # - Remove trailing double quote
+   _actual_password_hash="${_actual_password_hash%"${_actual_password_hash##*[!\"]}"}"
+
+   echo_ok
+else
+   echo_skipped
+fi
+
+_installed_version=""
+if $PFA_UPDATE ; then
+   echononl "\tDetermine installed version of PFA .."
+   _installed_version="$(echo "$(basename "${_actual_pfa_dir}")" | cut -d'-' -f2)"
+   echo_ok
+fi
+
 
 
 echo ""
 echo ""
 echo -e "\033[1;32mSettings for installation of \033[1;37mPostfix Admin / Vacation\033[m"
 echo ""
-echo -e   "\tPostfix Admin Version................: $PF_ADMIN_VERSION"
+if $PFA_UPDATE ; then
+   echo -e   "\tUpdate Postfixadmin..................: YES"
+   if [[ -n "${_installed_version}" ]] ; then
+       echo -e   "\tinstalled PFA verion.................: $_installed_version"
+   else
+       echo -e   "\tinstalled PFA verion.................: "** \033[33mnot detected\033[m **
+   fi
+   if [[ -n "$_actual_password_hash" ]]; then
+      echo -e   "\tactual Passwordhash..................: $_actual_password_hash"
+   else
+      echo -e   "\tactual Passwordhash..................: ** \033[33mnot found\033[m **"
+   fi
+else
+   echo -e   "\tInstall Postfixadmin first time......: YES"
+fi
+echo ""
+echo -e   "\tPostfix Admin new Version............: $PF_ADMIN_VERSION"
 echo ""
 echo -e   "\tName of the Website..................: $WEBSITE_NAME"
 echo ""
@@ -538,45 +610,6 @@ _failed=false
 > $log_file
 
 
-_actual_config_file=""
-_actual_password_hash=""
-_actual_pfa_dir=""
-if [[ -d "${WEBSITE_BASEDIR}/htdocs" ]] ; then
-   _actual_pfa_dir="$(realpath "${WEBSITE_BASEDIR}/htdocs")"
-fi
-echononl "\tKeep passwordhasch from actual installation in mind.."
-if [[ -n "$_actual_pfa_dir" && -d "$_actual_pfa_dir" ]] ; then
-   if [[ -f "${_actual_pfa_dir}/config.local.php" ]]; then
-      _actual_config_file="${_actual_pfa_dir}/config.local.php"
-   else
-      _actual_config_file="${_actual_pfa_dir}/config.inc.php"
-   fi
-fi
-
-
-if [[ -f "$_actual_config_file" ]]; then
-   _actual_password_hash="$(grep -E "^\s*\\\$CONF\['setup_password'\]" $_actual_config_file 2> /dev/null \
-      | grep -v changeme \
-      | awk -F '=' '{print$2}'\
-      | awk -F ';' '{print$1}')"
-
-   _actual_password_hash="${_actual_password_hash#"${_actual_password_hash%%[![:space:]]*}"}"
-   # - Remove trailing whitespace characters
-   _actual_password_hash="${_actual_password_hash%"${_actual_password_hash##*[![:space:]]}"}"
-   # - Remove leading single quote
-   _actual_password_hash="${_actual_password_hash#"${_actual_password_hash%%[!\']*}"}"
-   # - Remove trailing single quote
-   _actual_password_hash="${_actual_password_hash%"${_actual_password_hash##*[!\']}"}"
-   # - Remove leading double quote
-   _actual_password_hash="${_actual_password_hash#"${_actual_password_hash%%[!\"]*}"}"
-   # - Remove trailing double quote
-   _actual_password_hash="${_actual_password_hash%"${_actual_password_hash##*[!\"]}"}"
-
-   echo_ok
-else
-   echo_skipped
-fi
-
 if [[ "$POSTFIX_DB_TYPE" = "mysql" ]] ; then
    echononl "\tCheck if database '$POSTFIX_DB_NAME' already exists.."
    _db_response="$(mysql $MYSQL_CREDENTIALS -N -s -e \
@@ -659,9 +692,14 @@ else
    if [[ ! -d "${WEBSITE_BASEDIR}" ]] ; then
       echo_skipped
    else
+      if [[ -n "$_installed_version" ]] ; then
+         _db_backup_file_name="${POSTFIX_DB_NAME}-pfa-${_installed_version}.${backup_date}.sql"
+      else
+         _db_backup_file_name="${POSTFIX_DB_NAME}-pfa.${backup_date}.sql"
+      fi
       if [[ "$POSTFIX_DB_TYPE" = "mysql" ]]; then 
          echo -n " (MySQL).."
-         mysqldump $MYSQL_CREDENTIALS --opt $POSTFIX_DB_NAME > ${WEBSITE_BASEDIR}/${POSTFIX_DB_NAME}.${backup_date}.sql 2> $log_file
+         mysqldump $MYSQL_CREDENTIALS --opt $POSTFIX_DB_NAME > ${WEBSITE_BASEDIR}/${_db_backup_file_name} 2> $log_file
          if [[ $? -eq 0 ]]; then
             echo_ok
          else
@@ -675,7 +713,7 @@ else
          fi
       elif [[ "$POSTFIX_DB_TYPE" = "pgsql" ]]; then
          echo -n " (PostgreSQL).."
-         su - postgres -c "pg_dump -c $POSTFIX_DB_NAME" >> ${WEBSITE_BASEDIR}/${POSTFIX_DB_NAME}.${backup_date}.sql 2> $log_file
+         su - postgres -c "pg_dump -c $POSTFIX_DB_NAME" >> ${WEBSITE_BASEDIR}/${_db_backup_file_name} 2> $log_file
          if [[ $? -eq 0 ]]; then
             echo_ok
          else
@@ -1406,22 +1444,22 @@ EOF
       cat <<EOF >> ${APACHE_VHOST_DIR}/${WEBSITE_NAME}.conf 2>> $log_file
    DocumentRoot "${WEBSITE_BASEDIR}/htdocs/"
 
-   <FilesMatch \.php$>
 EOF
       if $PHP_DEBIAN_INSTALLATION ; then
          php_socket_file="/run/php/php${php_major_version}-fpm.sock"
          if [[ -S "/run/php$(echo $php_major_version | cut -d'.' -f1)-fpm.sock" ]]; then
             php_socket_file="/run/php$(echo $php_major_version | cut -d'.' -f1)-fpm.sock"
          fi
-         cat <<EOF >> ${APACHE_VHOST_DIR}/${WEBSITE_NAME}.conf 2>> $log_file
-      SetHandler "proxy:unix:${php_socket_file}|fcgi://127.0.0.1"
-EOF
       else
-         cat <<EOF >> ${APACHE_VHOST_DIR}/${WEBSITE_NAME}.conf 2>> $log_file
-      SetHandler "proxy:unix:/tmp/php-${php_latest_ver}-fpm.www.sock|fcgi://127.0.0.1"
-EOF
+         php_socket_file="/run/php/php-${php_latest_ver}-fpm.www.sock"
+         if [[ -S "/tmp/php-${php_latest_ver}-fpm.www.sock" ]]; then
+            php_socket_file="/run/php/php-${php_latest_ver}-fpm.www.sock"
+         fi
       fi
+
       cat <<EOF >> ${APACHE_VHOST_DIR}/${WEBSITE_NAME}.conf 2>> $log_file
+   <FilesMatch \.php$>
+      SetHandler "proxy:unix:${php_socket_file}|fcgi://127.0.0.1"
    </FilesMatch>
 
    <IfModule dir_module>
@@ -2425,13 +2463,47 @@ fi
 # -
 echononl "\tTake passwordhash from previosly installation.."
 if [[ -n "$_actual_password_hash" ]] ; then
-   perl -i -n -p -e "s#^(\s*\\\$CONF\['setup_password'\]\s*=.*)#//!\1\n\\\$CONF['setup_password'] = '$_actual_password_hash';#" \
-     $pfa_conf_file >> $log_file 2>&1
-   if [[ $? -eq 0 ]] ; then
-      echo_ok
-   else
-      echo_failed
+
+   _failed=false
+   _backup_file="/tmp/$(basename "${pfa_conf_file}")"
+   mv "$pfa_conf_file" "$_backup_file" > $log_file 2>&1
+   if [[ $? -ne 0 ]] ; then
+      _failed=true
    fi
+
+   > $pfa_conf_file
+   _found=false
+   while IFS='' read -r _line || [[ -n $_line ]] ; do
+      if echo "$_line" | grep -i -E "^\s*\\\$CONF\['setup_password'\]\s*=.*;" > /dev/null 2>&1 ; then
+         echo -n '//!' >> $pfa_conf_file
+         echo "$_line" >> $pfa_conf_file
+         if ! $_found ; then
+            echo "\$CONF['setup_password'] = '$_actual_password_hash';" >> $pfa_conf_file
+            _found=true
+         fi
+      else
+         echo "$_line" >> $pfa_conf_file
+      fi
+   done < $_backup_file
+
+   if [[ $? -ne 0 ]] ; then
+      _failed=true
+   fi
+
+   if $_failed ; then
+      echo_failed
+   else
+      echo_ok
+   fi
+
+   #perl -i -n -p -e "s#^(\s*\\\$CONF\['setup_password'\]\s*=.*)#//!\1\n\\\$CONF['setup_password'] = '$_actual_password_hash';#" \
+   #  $pfa_conf_file > $log_file 2>&1
+   #if [[ $? -eq 0 ]] ; then
+   #   echo_ok
+   #else
+   #   echo_failed
+   #fi
+
 else
    echo_skipped
 fi
@@ -3360,6 +3432,11 @@ fi
 echo ""
 info "Browse to \033[1mhttp://${WEBSITE_NAME}/setup.php\033[m to create a 'setup password'\n$(cat <<EOF
 
+\t          \033[33mIn caes of updating postfix.admin brows this URL and \033[1mlogin with your 
+\t          setup_password\033[m\033[33m, because only after that the database '${POSTFIX_DB_NAME}'
+\t          will be updated. If you don't know this password, create a new one. This is also
+\t          done within this interface.
+
 \t          If this is a fresh new installation, you have also to ceate one (ore more)
 \t          superadmin account(s).
 
@@ -3383,6 +3460,14 @@ info "Browse to \033[1mhttp://${WEBSITE_NAME}/setup.php\033[m to create a 'setup
 EOF
 )"
 
+if [[ -n "$_actual_password_hash" ]] ; then
+   info  "The Parameter \$CONF['setup_password'] was set as follows:\n$(cat <<EOF
+
+\t          \$CONF['setup_password'] = '${_actual_password_hash}';
+EOF
+   )"
+fi
+
 echo ""
 clean_up 0