244 lines
5.1 KiB
Bash
Executable File
244 lines
5.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -Eeuo pipefail
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trap cleanup SIGINT SIGTERM ERR EXIT
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# cree les fichiers de configuration bind9
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# - ficher de zone directe
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# - ficher de zone inverse
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#
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version="1.1"
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zone="domaine.lan"
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slave=0
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cleanup() {
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trap - SIGINT SIGTERM ERR EXIT
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# script cleanup here
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}
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initialize () {
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readonly zonenet="192.168.56"
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readonly zonerev="56.168.192.in-addr.arpa"
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# NS1
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readonly nsname="srv1"
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readonly nsip="${zonenet}.10"
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readonly nsiprev=$(echo ${nsip}|cut -d. -f4) # dernier octet pour classe C
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# NS2
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readonly nsname2="srv2"
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readonly nsip2="${zonenet}.11"
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readonly nsiprev2=$(echo ${nsip2}|cut -d. -f4)
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readonly ttl="86400"
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# Global
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readonly nsfqdn="${nsname}.${zone}"
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readonly nsfqdnp="${nsfqdn}."
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readonly zonep="${zone}."
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readonly date=$(date +%Y%m%d00)
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}
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mkconflocal () {
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if [[ "${slave}" != 1 ]] ; then
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echo "Generation fichier named.conf.local ..."
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cat <<EOT > "named.conf.local"
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# fichier zone ${zone}
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# le $(date)
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zone "${zone}" {
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type master;
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file "/etc/bind/db.${zone}"; # zone directe
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};
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zone "${zonerev}" {
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type master;
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};
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EOT
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else
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echo "Generation fichier named.conf.local ..."
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cat <<EOT > "named.conf.local"
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# fichier zone ${zone}
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# le $(date)
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zone "${zone}" {
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type slave;
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file "/var/cache/bind/db.${zone}"; # zone directe
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masters { ${nsip} ; };
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};
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zone "${zonerev}" {
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type slave;
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file "/var/cache/bind/db.${zone}.rev"; # zone directe
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masters { ${nsip} ; };
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};
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EOT
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fi
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}
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mkzdirrect () {
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# fichier de zone directe
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echo "Generation fichier de zone directe db.${zone} ..."
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cat <<EOT > "db.${zone}"
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; fichier zone ${zone}
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; le $(date)
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\$TTL ${ttl} ; (1 day)
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\$ORIGIN ${zonep}
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@ IN SOA ${nsfqdnp} root.${nsfqdnp} (
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${date} ; serial YYYYMMDDnn
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14400 ; refresh (4 hours)
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1800 ; retry (30 minutes)
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1209600 ; expire (2 weeks)
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3600 ; minimum (1 hour)
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)
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@ IN NS ${nsname}
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@ IN NS ${nsname2}
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IN A 203.0.113.10 ; zone
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IN AAAA 2001:DB8:BEEF:113::10 ;
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www IN CNAME ${nsfqdnp}
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ftp IN CNAME ${nsfqdnp}
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${nsname} IN A ${nsip}
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IN AAAA 2001:DB8:BEEF:2::22
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${nsname2} IN A ${nsip2}
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IN AAAA 2001:DB8:BEEF:100::22
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EOT
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}
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mkzreverse () {
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echo "Generation fichier de zone inverse db.${zone}.rev ..."
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cat <<EOT > "db.${zone}.rev"
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; fichier zone inverse ${zone}
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; le $(date)
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\$TTL ${ttl} ; (1 day)
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@ IN SOA ${nsfqdnp} root.${nsfqdnp} (
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${date} ; serial YYYYMMDDnn
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14400 ; refresh (4 hours)
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1800 ; retry (30 minutes)
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1209600 ; expire (2 weeks)
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3600 ; minimum (1 hour)
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)
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@ IN NS ${nsname}.${zone}.
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@ IN NS ${nsname2}.${zone}.
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${nsiprev} IN PTR ${nsname}.${zone}.
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${nsiprev2} IN PTR ${nsname2}.${zone}.
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EOT
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}
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mkresolv () {
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echo "Generation fichier /etc/resolv.conf ..."
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cat <<EOT > "/etc/resolv.conf"
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# fichier resolv.conf ${zone}
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# le $(date)
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domain ${zone}
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search ${zone}
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nameserver 127.0.0.1
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EOT
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}
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script_dir=$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd -P)
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usage() {
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cat <<EOF # remove the space between << and EOF, this is due to web plugin issue
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Usage: $(basename "${BASH_SOURCE[0]}") [-h] [-v] [-f] -p param_value zone [arg2...]
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Script description here.
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Available options:
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-h, --help Print this help and exit
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-v, --verbose Print script debug info
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-s, --slave Some flag description
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-p, --param Some param description
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EOF
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exit
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}
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cleanup() {
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trap - SIGINT SIGTERM ERR EXIT
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# script cleanup here
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}
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setup_colors() {
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if [[ -t 2 ]] && [[ -z "${NO_COLOR-}" ]] && [[ "${TERM-}" != "dumb" ]]; then
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NOFORMAT='\033[0m' RED='\033[0;31m' GREEN='\033[0;32m' ORANGE='\033[0;33m' BLUE='\033[0;34m' PURPLE='\033[0;35m' CYAN='\033[0;36m' YELLOW='\033[1;33m'
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else
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NOFORMAT='' RED='' GREEN='' ORANGE='' BLUE='' PURPLE='' CYAN='' YELLOW=''
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fi
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}
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msg() {
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echo >&2 -e "${1-}"
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}
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die() {
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local msg=$1
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local code=${2-1} # default exit status 1
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msg "$msg"
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exit "$code"
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}
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parse_params() {
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# default values of variables set from params
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flag=0
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param=''
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while :; do
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case "${1-}" in
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-h | --help) usage ;;
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--no-color) NO_COLOR=1 ;;
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-s | --slave) flag=1 ;; # example flag
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# -p | --param) # example named parameter
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# param="${2-}"
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# shift
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# ;;
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-?*) die "Unknown option: $1" ;;
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*) break ;;
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esac
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shift
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done
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args=("$@")
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# check required params and arguments
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# [[ -z "${param-}" ]] && die "Missing required parameter: param"
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[[ ${#args[@]} -eq 0 ]] && die "Missing script arguments"
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return 0
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}
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parse_params "$@"
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setup_colors
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# script logic here
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#msg "${RED}Read parameters:${NOFORMAT}"
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#msg "- flag: ${flag}"
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#msg "- param: ${param}"
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#msg "- arguments: ${args[*]-}"
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zone="${args[0]-}"
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slave="${flag}"
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initialize
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if [[ ${flag} != 1 ]] ; then
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mkconflocal
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mkzdirect
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mkzreverse
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mkresolv
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else
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mkconflocal
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mkresolv
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fi
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exit 0
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