Change 'while' style (#3365)

setup.sh

@@ -124,8 +124,7 @@ function _main() {
   _set_default_config_path
 
   local OPTIND
-  while getopts ":c:i:p:zZR" OPT
-  do
+  while getopts ":c:i:p:zZR" OPT; do
     case ${OPT} in
       ( i )     IMAGE_NAME="${OPTARG}"     ;;
       ( z | Z ) USE_SELINUX=":${OPT}"      ;;

target/bin/delmailuser

@@ -70,8 +70,7 @@ ${ORANGE}EXIT STATUS${RESET}
 }
 
 function _parse_options() {
-  while getopts ":yY" OPT
-  do
+  while getopts ":yY" OPT; do
     case "${OPT}" in
       ( 'y' | 'Y' )
         MAILDEL=1

target/bin/listalias

@@ -12,8 +12,7 @@ function _list_entries() {
   local DATABASE=${1}
   _db_should_exist_with_content "${DATABASE}"
 
-  while read -r LINE
-  do
+  while read -r LINE; do
     echo -e "* ${LINE}\n"
   done < <(_get_valid_lines_from_file "${DATABASE}")
 }

target/bin/listdovecotmasteruser

@@ -13,8 +13,7 @@ function _list_entries() {
   _db_should_exist_with_content "${DATABASE}"
 
   local MASTER_ACCOUNT
-  while read -r LINE
-  do
+  while read -r LINE; do
     MASTER_ACCOUNT=$(echo "${LINE}" | cut -d'|' -f1)
 
     echo -e "* ${MASTER_ACCOUNT}\n"

target/bin/listmailuser

@@ -19,8 +19,7 @@ function _list_entries() {
   _db_should_exist_with_content "${DATABASE}"
 
   local ENTRY_TO_DISPLAY
-  while read -r LINE
-  do
+  while read -r LINE; do
     ENTRY_TO_DISPLAY=$(_format_list_item "${LINE}")
 
     echo -e "* ${ENTRY_TO_DISPLAY}\n"

target/bin/open-dkim

@@ -57,8 +57,7 @@ ${ORANGE}EXIT STATUS${RESET}
 
 _require_n_parameters_or_print_usage 0 "${@}"
 
-while [[ ${#} -gt 0 ]]
-do
+while [[ ${#} -gt 0 ]]; do
   case "${1}" in
     ( 'keysize' )
       if [[ -n ${2+set} ]]; then
@@ -124,8 +123,7 @@ if [[ ! -s ${DATABASE_VHOST} ]]; then
   exit 0
 fi
 
-while read -r DKIM_DOMAIN
-do
+while read -r DKIM_DOMAIN; do
   mkdir -p "/tmp/docker-mailserver/opendkim/keys/${DKIM_DOMAIN}"
 
   if [[ ! -f "/tmp/docker-mailserver/opendkim/keys/${DKIM_DOMAIN}/${SELECTOR}.private" ]]; then

target/bin/rspamd-dkim

@@ -79,8 +79,7 @@ function _parse_arguments() {
 
   _log 'trace' "Options given to this script: '${*}'"
 
-  while [[ ${#} -gt 0 ]]
-  do
+  while [[ ${#} -gt 0 ]]; do
     case "${1}" in
 
       ( 'keytype' )

target/scripts/check-for-changes.sh

@@ -174,8 +174,7 @@ function _ssl_changes() {
   # They presently have no special handling other than to trigger a change that will restart Postfix/Dovecot.
 }
 
-while true
-do
+while true; do
   _check_for_changes
   sleep 2
 done

target/scripts/helpers/accounts.sh

@@ -38,8 +38,7 @@ function _create_accounts() {
     # creating users ; 'pass' is encrypted
     # comments and empty lines are ignored
     local LOGIN PASS USER_ATTRIBUTES
-    while IFS=$'|' read -r LOGIN PASS USER_ATTRIBUTES
-    do
+    while IFS=$'|' read -r LOGIN PASS USER_ATTRIBUTES; do
       # Setting variables for better readability
       USER=$(echo "${LOGIN}" | cut -d @ -f1)
       DOMAIN=$(echo "${LOGIN}" | cut -d @ -f2)
@@ -104,8 +103,7 @@ function _create_dovecot_alias_dummy_accounts() {
     # adding aliases to Dovecot's userdb
     # ${REAL_FQUN} is a user's fully-qualified username
     local ALIAS REAL_FQUN DOVECOT_USERDB_LINE
-    while read -r ALIAS REAL_FQUN
-    do
+    while read -r ALIAS REAL_FQUN; do
       # alias is assumed to not be a proper e-mail
       # these aliases do not need to be added to Dovecot's userdb
       [[ ! ${ALIAS} == *@* ]] && continue
@@ -177,8 +175,7 @@ function _create_masters() {
     # creating users ; 'pass' is encrypted
     # comments and empty lines are ignored
     local LOGIN PASS
-    while IFS=$'|' read -r LOGIN PASS
-    do
+    while IFS=$'|' read -r LOGIN PASS; do
       _log 'debug' "Creating master user '${LOGIN}'"
 
       local DOVECOT_MASTERDB_LINE

target/scripts/helpers/lock.sh

@@ -9,8 +9,7 @@ LOCK_ID=$(uuid)
 
 function _create_lock() {
   LOCK_FILE="/tmp/docker-mailserver/${SCRIPT_NAME}.lock"
-  while [[ -e "${LOCK_FILE}" ]]
-  do
+  while [[ -e "${LOCK_FILE}" ]]; do
     # Handle stale lock files left behind on crashes
     # or premature/non-graceful exits of containers while they're making changes
     if [[ -n "$(find "${LOCK_FILE}" -mmin +1 2>/dev/null)" ]]; then

target/scripts/helpers/postfix.sh

@@ -45,8 +45,7 @@ function _vhost_collect_postfix_domains() {
 
   # getting domains FROM mail accounts
   if [[ -f ${DATABASE_ACCOUNTS} ]]; then
-    while IFS=$'|' read -r LOGIN _
-    do
+    while IFS=$'|' read -r LOGIN _; do
       DOMAIN=$(echo "${LOGIN}" | cut -d @ -f2)
       echo "${DOMAIN}" >>"${TMP_VHOST}"
     done < <(_get_valid_lines_from_file "${DATABASE_ACCOUNTS}")
@@ -54,8 +53,7 @@ function _vhost_collect_postfix_domains() {
 
   # getting domains FROM mail aliases
   if [[ -f ${DATABASE_VIRTUAL} ]]; then
-    while read -r FROM _
-    do
+    while read -r FROM _; do
       UNAME=$(echo "${FROM}" | cut -d @ -f1)
       DOMAIN=$(echo "${FROM}" | cut -d @ -f2)
 

target/scripts/helpers/relay.sh

@@ -149,8 +149,7 @@ function _populate_relayhost_map() {
   {
     _list_domain_parts "${PRINT_DOMAIN_PART_ACCOUNTS}" /tmp/docker-mailserver/postfix-accounts.cf
     _list_domain_parts "${PRINT_DOMAIN_PART_VIRTUAL}" /tmp/docker-mailserver/postfix-virtual.cf
-  } | sort -u | while read -r DOMAIN_PART
-  do
+  } | sort -u | while read -r DOMAIN_PART; do
     # DOMAIN_PART not already present in `/etc/postfix/relayhost_map`, and not listed as a relay opt-out domain in `postfix-relaymap.cf`
     # `^@${DOMAIN_PART}\b` - To check for existing entry, the `\b` avoids accidental partial matches on similar domain parts.
     # `^\s*@${DOMAIN_PART}\s*$` - Matches line with only a domain part (eg: @example.test) to avoid including a mapping for those domains to the RELAY_HOST.

target/scripts/helpers/utils.sh

@@ -97,8 +97,7 @@ function _replace_by_env_in_file() {
   local ENV_PREFIX=${1} CONFIG_FILE=${2}
   local ESCAPED_VALUE ESCAPED_KEY
 
-  while IFS='=' read -r KEY VALUE
-  do
+  while IFS='=' read -r KEY VALUE; do
     KEY=${KEY#"${ENV_PREFIX}"} # strip prefix
     ESCAPED_KEY=$(sed -E 's#([\=\&\|\$\.\*\/\[\\^]|\])#\\\1#g' <<< "${KEY,,}")
     ESCAPED_VALUE=$(sed -E 's#([\=\&\|\$\.\*\/\[\\^]|\])#\\\1#g' <<< "${VALUE}")

target/scripts/startup/setup.d/fetchmail.sh

@@ -51,8 +51,7 @@ function _setup_fetchmail_parallel() {
       fi
 
       local COUNTER=0 SERVER=0
-      while read -r LINE
-      do
+      while read -r LINE; do
         if [[ ${LINE} =~ poll ]]; then
           # If we read "poll" then we reached a new server definition
           # We need to create a new file with fetchmail defaults from

target/scripts/startup/setup.d/networking.sh

@@ -22,8 +22,7 @@ function _setup_docker_permit() {
     _dms_panic__misconfigured 'NETWORK_INTERFACE' 'Network Setup [docker_permit]'
   fi
 
-  while read -r IP
-  do
+  while read -r IP; do
     CONTAINER_NETWORKS+=("${IP}")
   done < <(ip -o -4 addr show type veth | grep -E -o '[0-9\.]+/[0-9]+')
 

target/scripts/startup/setup.d/postfix.sh

@@ -107,8 +107,7 @@ function __postfix__setup_override_configuration() {
   fi
 
   if [[ -f /tmp/docker-mailserver/postfix-master.cf ]]; then
-    while read -r LINE
-    do
+    while read -r LINE; do
       if [[ ${LINE} =~ ^[0-9a-z] ]]; then
         postconf -P "${LINE}"
       fi

target/scripts/startup/setup.d/security/rspamd.sh

@@ -316,8 +316,7 @@ function __rspamd__handle_user_modules_adjustments() {
   if [[ -f "${RSPAMD_CUSTOM_COMMANDS_FILE}" ]]; then
     __rspamd__log 'debug' "Found file '${RSPAMD_CUSTOM_COMMANDS_FILE}' - parsing and applying it"
 
-    while read -r COMMAND ARGUMENT1 ARGUMENT2 ARGUMENT3
-    do
+    while read -r COMMAND ARGUMENT1 ARGUMENT2 ARGUMENT3; do
       case "${COMMAND}" in
 
         ('disable-module')

target/scripts/update-check.sh

@@ -15,8 +15,7 @@ if [[ ! ${UPDATE_CHECK_INTERVAL} =~ ^[0-9]+[smhd]{1}$ ]]; then
   UPDATE_CHECK_INTERVAL='1d'
 fi
 
-while true
-do
+while true; do
   # get remote version information
   LATEST=$(curl -Lsf "${VERSION_URL}")