ufw - Adapt to new sequencer

seqs/ufw.sh

@@ -3,28 +3,31 @@
 toolName=ufw
 toolDeps=$toolName
 
-# Get script working directory
-# (when called from a different directory)
-WDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >>/dev/null 2>&1 && pwd )"
-CONFIG=0
-CONFIG_FILE_NAME="${toolName}.cfg"
-CONFIG_FILE_TEMPLATE="$WDIR/${CONFIG_FILE_NAME}.example"
+sq_aptOpt=
+#sq_config=0
 
-#step_config() {
-#  initSeqConfig "$CONFIG_FILE_NAME" "$CONFIG_FILE_TEMPLATE"
-#  if [ $? -eq 0 ] ; then
-#    CONFIG=1
+step_config() {
+  #if initSeqConfig "${seq_configName:?}" "${seq_configTemplate:?} ; then
+  #  sq_config=1
+  #else
+  #  # End if no configuration file exists
+  #  dry || return 1
   #fi
-#}
+  ## Apt cmdline option to suppress user interaction
+  interactive || sq_aptOpt="-y"
+
+  ## Disable error checks if external scripts are used
+  ## e.g. error on unbound variables
+  #disableErrorCheck
+
+  ## Return of non zero value will abort the sequence
+  return 0
+}
 
 step_1_info() { echo "Install $toolName and allow ssh access"; }
 step_1_alias() { echo "install"; }
 step_1() {
-  local aptOpt=
-  if quiet;then
-    aptOpt="-y"
-  fi
-  exe apt install $toolDeps $aptOpt
+  exe apt install $toolDeps ${sq_aptOpt}
   exe ufw allow ssh
 }
 
@@ -48,13 +51,13 @@ step_22_info() { echoinfoArgs "[IP]"; echo "Deny multicast from gateway"; }
 step_22_alias() { echo "multicast"; }
 step_22() {
   shift
-  if [ -z $1 ] ; then
+  if [ -z "${1:-}" ] ; then
     error -e "No [IP} specified"
     return 1
   fi
 
-  exe ufw deny in from $1 to 224.0.0.0/4 comment 'Broadcast Fritzbox'
-  exe ufw deny in from $1 to 239.0.0.0/8 comment 'Broadcast Fritzbox'
+  exe ufw deny in from "${1}" to 224.0.0.0/4 comment 'Broadcast Fritzbox'
+  exe ufw deny in from "${1}" to 239.0.0.0/8 comment 'Broadcast Fritzbox'
 }
 
 step_24_info() {
@@ -67,24 +70,24 @@ step_24_info() {
 step_24_alias() { echo "cifs"; }
 step_24() {
   shift
-  local destIp=$1
+  local destIp=${1:-}
   local ipregex='^[0-2]*[0-9]{1,2}\.[0-2]*[0-9]{1,2}\.[0-2]*[0-9]{1,2}\.[0-2]*[0-9]{1,2}\/*[0-9]*$'
   endCheckEmpty destIp "No IP provided"
-  if [[ ! $1 =~ $ipregex ]]; then
+  if [[ ! ${1:-} =~ $ipregex ]]; then
     error "No valid IP provided"
     return 1
   fi
   local destPort=445
-  case "$2" in
+  case "${2:-}" in
     139|445)
-      destPort=$2;;
+      destPort="${2}";;
     "");; # Set default
     *)
       error -e "Invalid port."
       return 1;;
   esac
 
-  exe ufw allow out on eth0 to $destIp port $destPort proto tcp comment "samba/cifs"
+  exe ufw allow out on eth0 to "${destIp}" port "${destPort}" proto tcp comment "samba/cifs"
 }
 
 step_26_info() { echo "Basic secure VPN setup"; }
@@ -107,5 +110,7 @@ step_26() {
   exe ufw status verbose
 }
 
+# shellcheck disable=SC2034 # Appears unused
 readonly sqr_minVersion=16
+# shellcheck disable=SC1091 # Don't follow this source
 . /usr/local/bin/sequencer.sh