Add dns-zone-add and dns-zone-delete

dns-zone-delete

@@ -0,0 +1,156 @@
+#!/usr/bin/env bash
+
+SCRIPT_PATH=$(realpath -s "${0}")
+SCRIPT_DIR=$(dirname "$SCRIPT_PATH")
+SCRIPT=$(basename "$SCRIPT_PATH")
+
+usage() {
+  cat <<EOF
+Usage: $SCRIPT [OPTIONS]... ZONE[@VIEW]
+
+Delete DNS zones.
+
+Options:
+  -c, --config           path to config file
+  -h, --help             print this help message
+  -f, --force            add zone without confirmation prompt
+  -i, --interactive      interactively ask for missing arguments
+EOF
+  exit
+}
+
+config_file="/etc/dns-manager/config.sh"
+force=false
+interactive=false
+zone=""
+
+declare -a args=()
+while [ -n "$1" ]; do
+  opt=$1
+  shift
+  case "$opt" in
+    -c|--config)
+      config_file=$1
+      if ! shift; then
+        echo "$SCRIPT: missing argument to option -- '$opt'" >&2
+	exit 1
+      fi
+    ;;
+    -h|--help)
+      usage
+    ;;
+    -f|--force)
+      force=true
+    ;;
+    -i|--interactive)
+      interactive=true
+    ;;
+    -*)
+      echo "$SCRIPT: invalid option -- '$opt'" >&2
+      exit 1
+    ;;
+    *)
+      args+=("$opt")
+      if (( ${#args[@]} > 1 )); then
+        echo "$SCRIPT: invalid argument -- '$opt'" >&2
+        exit 1
+      fi
+    ;;
+  esac
+done
+
+source "$config_file" || exit 2
+
+LIB_DIR=${LIB_DIR:-$SCRIPT_DIR/lib}
+source "$LIB_DIR"/dns.sh || exit 3
+source "$LIB_DIR"/output.sh || exit 3
+
+set -- "${args[@]}"
+
+zone=$1
+if shift; then
+  dns_check_zone_view "$zone" zone view || exit 10
+elif $interactive; then
+  dns_select_zone zone view || exit 11
+else
+  echo "$SCRIPT: missing argument -- ZONE[@VIEW]" >&2
+  exit 1
+fi
+
+declare -A output
+if [ "${view}" == "*" ]; then
+  json_array_to_bash views < <(dns_zone_views)
+else
+  views=("$view")
+fi
+
+for view in "${views[@]}"; do
+  dns_get_base_config "$view" zone_dir conf_dir conf_file || exit 10
+
+  zone_conf_file="$conf_dir/$zone.conf"
+  ! [ -f "$zone_conf_file" ] && echo "ERROR: zone exists in DNS but no config file found, zone not managed by DNS-Manager -- '$zone_conf_file'" >&2 && exit 14
+  
+  zone_file="$zone_dir/$zone.zone"
+  ! [ -f "$zone_file" ] && echo "ERROR: zone exists in DNS but no zone file found, zone not managed by DNS-Manager -- '$zone_file'" >&2 && exit 15
+done
+
+
+if ! $force; then
+  for view in "${views[@]}"; do
+    echo "View: $view"
+    echo -e "\e[31m- $TAB$zone\e[0m"
+  done
+  echo
+  ! yes_no "Proceed?" && echo -e "Aborted" && exit
+  echo
+fi
+
+echo -n "Deleting zone from config... "
+for view in "${views[@]}"; do
+  dns_get_base_config "$view" zone_dir conf_dir conf_file || exit 10
+
+  zone_conf_file="$conf_dir/$zone.conf"
+  ! rm "$zone_conf_file" && echo "ERROR: unable to delete config file -- '$zone_conf_file'" >&2 && exit 14
+  
+  tmp=$(mktemp)
+  cat >"$tmp" <<EOF
+/*
+ * This file was generated by DNS-Manager.
+ * DO NOT EDIT, YOUR CHANGES WILL BE OVERWRITTEN!
+ */
+EOF
+  while IFS=$NEWLINE read -r file; do
+    if ! cat "$file" >>"$tmp"; then
+      echo "ERROR: unable to write to temp file -- '$tmp'" >&2
+      rm "$tmp"
+      exit 23
+    fi
+  done < <(find "$conf_dir" -maxdepth 1 -type f -name '*.conf')
+  if ! cat "$tmp" > "$conf_file"; then
+    echo "ERROR: unable to write config file -- '$conf_file'" >&2
+    rm "$tmp"
+    exit 24
+  fi
+  rm "$tmp"
+done
+echo "Ok"
+
+echo -n "Reload Bind config... "
+rndc_args=""
+[ -n "$CONTROL_KEY" ] && rndc_args="-k $CONTROL_KEY"
+! "$RNDC" $rndc_args reconfig && echo "ERROR: rndc reconfig failed" >&2 && exit 25
+echo "Ok"
+
+error=false
+echo -n "Deleting zone files... "
+for view in "${views[@]}"; do
+  dns_get_base_config "$view" zone_dir || exit 10
+
+  zone_file="$zone_dir/$zone.zone"
+  ! rm "$zone_file" && echo "ERROR: unable to delete zone file -- '$zone_file'" >&2 && error=true
+
+  while IFS=$NEWLINE read -r file; do
+    ! rm "$file" && echo "ERROR: unable to delete zone related file -- '$zone_file'" >&2 && error=true
+  done < <(find "$zone_dir" -maxdepth 1 -type f -name "$zone.zone.*")
+done
+! $error && echo "Ok"