Installationsanleitung: Unterschied zwischen den Versionen

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     chown root:root /etc/dhcpd/dhcpd.keytab  
 
     chown root:root /etc/dhcpd/dhcpd.keytab  
 
     chmod 400 /etc/dhcpd/dhcpd.keytab
 
     chmod 400 /etc/dhcpd/dhcpd.keytab
 +
Scripte erstellen
 +
    cat > /usr/sbin/samba-dnsupdate.sh << "EOF"
 +
    #!/bin/bash
 +
    # Begin samba-dnsupdate.sh
 +
    # Author: DJ Lucas <dj_AT_linuxfromscratch_DOT_org>
 +
    # kerberos_creds() courtesy of Sergey Urushkin
 +
    # http://www.kuron-germany.de/michael/blog/wp-content/uploads/2012/03/dhcpdns-sergey2.txt
 +
    # DHCP server should be authoritative for its own records, sleep for 5 seconds
 +
    # to allow unconfigured Windows hosts to create their own DNS records
 +
    # In order to use this script you should disable dynamic updates by hosts that
 +
    # will receive addresses from this DHCP server. Instructions are found here:
 +
    # https://wiki.archlinux.org/index.php/Samba_4_Active_Directory_Domain_Controller#DHCP
 +
    binPath=/usr/local/samba/bin/
 +
    sleep 5
 +
    checkvalues()
 +
    {
 +
        [ -z "${2}" ] && echo "Error: argument '${1}' requires a parameter." && exit 1
 +
        case ${2} in
 +
                -*)
 +
                        echo "Error: Invalid parameter '${2}' passed to ${1}."
 +
                        exit 1
 +
               ;;
 +
 +
                *)
 +
                        return 0
 +
               ;;
 +
        esac
 +
    }
 +
    showhelp()
 +
    {
 +
    echo -e "\n"`basename ${0}` "uses samba-tool to update DNS records in Samba 4's DNS"
 +
    echo "server when using INTERNAL DNS or BIND9 DLZ plugin."
 +
    echo ""
 +
    echo "    Command line options (and variables):"
 +
    echo ""
 +
    echo "      -a | --action      Action for this script to perform"
 +
    echo "                        ACTION={add|delete}"
 +
    echo "      -c | --krb5cc      Path of the krb5 credential cache (optional)"
 +
    echo "                        Default: KRB5CC=/run/dhcpd.krb5cc"
 +
    echo "      -d | --domain      The DNS domain/zone to be updated"
 +
    echo "                        DOMAIN={domain.tld}"
 +
    echo "      -h | --help        Show this help message and exit"
 +
    echo "      -H | --hostname    Hostname of the record to be updated"
 +
    echo "                        HNAME={hostname}"
 +
    echo "      -i | --ip          IP address of the host to be updated"
 +
    echo "                        IP={0.0.0.0}"
 +
    echo "      -k | --keytab      Krb5 keytab to be used for authorization (optional)"
 +
    echo "                        Default: KEYTAB=/etc/dhcp/dhcpd.keytab"
 +
    echo "      -m | --mitkrb5    Use MIT krb5 client utilities"
 +
    echo "                        MITKRB5={YES|NO}"
 +
    echo "      -n | --nameserver  DNS server to be updated (must use FQDN, not IP)"
 +
    echo "                        NAMESERVER={server.internal.domain.tld}"
 +
    echo "      -p | --principal  Principal used for DNS updates"
 +
    echo "                        PRINCIPAL={user@domain.tld}"
 +
    echo "      -r | --realm      Authentication realm"
 +
    echo "                        REALM={DOMAIN.TLD}"
 +
    echo "      -z | --zone        Then name of the zone to be updated in AD.
 +
    echo "                        ZONE={zonename}
 +
    echo ""
 +
    echo "Example: $(basename $0) -d domain.tld -i 192.168.0.x -n 192.168.0.x \\"
 +
    echo "            -r DOMAIN.TLD -p user@domain.tld -H HOSTNAME -m"
 +
    echo ""
 +
    }
 +
    # Process arguments
 +
    [ -z "$1" ] && showhelp && exit 1
 +
    while [ -n "$1" ]; do
 +
        case $1 in
 +
                -a | --action)
 +
                        checkvalues ${1} ${2}
 +
                        ACTION=${2}
 +
                        shift 2
 +
               ;;
 +
                -c | --krb5cc)
 +
                        checkvalues ${1} ${2}
 +
                        KRB5CC=${2}
 +
                        shift 2
 +
               ;;
 +
                -d | --domain)
 +
                        checkvalues ${1} ${2}
 +
                        DOMAIN=${2}
 +
                        shift 2
 +
               ;;
 +
                -h | --help)
 +
                        showhelp
 +
                        exit 0
 +
               ;;
 +
                -H | --hostname)
 +
                        checkvalues ${1} ${2}
 +
                        HNAME=${2%%.*}
 +
                        shift 2
 +
               ;;
 +
                -i | --ip)
 +
                        checkvalues ${1} ${2}
 +
                        IP=${2}
 +
                        shift 2
 +
               ;;
 +
                -k | --keytab)
 +
                        checkvalues ${1} ${2}
 +
                        KEYTAB=${2}
 +
                        shift 2
 +
               ;;
 +
                -m | --mitkrb5)
 +
                        KRB5MIT=YES
 +
                        shift 1
 +
               ;;
 +
                -n | --nameserver)
 +
                        checkvalues ${1} ${2}
 +
                        NAMESERVER=${2}
 +
                        shift 2
 +
               ;;
 +
                -p | --principal)
 +
                        checkvalues ${1} ${2}
 +
                        PRINCIPAL=${2}
 +
                        shift 2
 +
               ;;
 +
                -r | --realm)
 +
                        checkvalues ${1} ${2}
 +
                        REALM=${2}
 +
                        shift 2
 +
               ;;
 +
                -z | --zone)
 +
                        checkvalues ${1} ${2}
 +
                        ZONE=${2}
 +
                        shift 2
 +
               ;;
 +
 +
                *)
 +
                        echo "Error!!! Unknown command line opion!"
 +
                        echo "Try" `basename $0` "--help."
 +
                        exit 1
 +
               ;;
 +
        esac
 +
done
 +
 +
# Sanity checking
 +
[ -z "$ACTION" ] && echo "Error: action not set." && exit 2
 +
case "$ACTION" in
 +
        add | Add | ADD)
 +
                ACTION=ADD
 +
       ;;
 +
        del | delete | Delete | DEL | DELETE)
 +
                ACTION=DEL
 +
       ;;
 +
        *)
 +
                echo "Error: invalid action \"$ACTION\"." && exit 3
 +
       ;;
 +
esac
 +
[ -z "$KRB5CC" ] && KRB5CC=/run/dhcpd.krb5cc
 +
[ -z "$DOMAIN" ] && echo "Error: invalid domain." && exit 4
 +
[ -z "$HNAME" ] && [ "$ACTION" == "ADD" ] && \
 +
    echo "Error: hostname not set." && exit 5
 +
[ -z "$IP" ] && echo "Error: IP address not set." && exit 6
 +
[ -z "$KEYTAB" ] && KEYTAB=/etc/dhcp/dhcpd.keytab
 +
[ -z "$NAMESERVER" ] && echo "Error: nameservers not set." && exit 7
 +
[ -z "$PRINCIPAL" ] && echo "Error: principal not set." && exit 8
 +
[ -z "$REALM" ] && echo "Error: realm not set." && exit 9
 +
[ -z "$ZONE" ] && echo "Error: zone not set." && exit 10
 +
 +
# Disassemble IP for reverse lookups
 +
OCT1=$(echo $IP | cut -d . -f 1)
 +
OCT2=$(echo $IP | cut -d . -f 2)
 +
OCT3=$(echo $IP | cut -d . -f 3)
 +
    OCT4=$(echo $IP | cut -d . -f 4)
 +
    RZONE="$OCT3.$OCT2.$OCT1.in-addr.arpa"
 +
    kerberos_creds() {
 +
    export KRB5_KTNAME="$KEYTAB"
 +
    export KRB5CCNAME="$KRB5CC"
 +
    if [ "$KRB5MIT" = "YES" ]; then
 +
    KLISTARG="-s"
 +
    else
 +
    KLISTARG="-t"
 +
    fi
 +
    klist $KLISTARG || kinit -k -t "$KEYTAB" -c "$KRB5CC" "$PRINCIPAL" || { logger -s -p daemon.error -t dhcpd kinit for dynamic DNS failed; exit 11; }
 +
    }
 +
    add_host(){
 +
    logger -s -p daemon.info -t dhcpd Adding A record for host $HNAME with IP $IP to zone $ZONE on server $NAMESERVER
 +
    $binPathsamba-tool dns add $NAMESERVER $ZONE $HNAME A $IP -k yes
 +
    }
 +
    delete_host(){
 +
    logger -s -p daemon.info -t dhcpd Removing A record for host $HNAME with IP $IP from zone $ZONE on server $NAMESERVER
 +
    $binPathsamba-tool dns delete $NAMESERVER $ZONE $HNAME A $IP -k yes
 +
    }
 +
    update_host(){
 +
    CURIP=$(host -t A $HNAME | cut -d " " -f 4)
 +
    logger -s -p daemon.info -t dhcpd Removing A record for host $HNAME with IP $CURIP from zone $ZONE on server $NAMESERVER
 +
    $binPathsamba-tool dns delete $NAMESERVER $ZONE $HNAME A $CURIP -k yes
 +
    add_host
 +
    }
 +
    add_ptr(){
 +
    logger -s -p daemon.info -t dhcpd Adding PTR record $OCT4 with hostname $HNAME to zone $RZONE on server $NAMESERVER
 +
    $binPathsamba-tool dns add $NAMESERVER $RZONE $OCT4 PTR $HNAME.$DOMAIN -k yes
 +
    }
 +
    delete_ptr(){
 +
    logger -s -p daemon.info -t dhcpd Removing PTR record $OCT4 with hostname $HNAME from zone $RZONE on server $NAMESERVER
 +
    $binPathsamba-tool dns delete $NAMESERVER $RZONE $OCT4 PTR $HNAME.$DOMAIN -k yes
 +
    }
 +
    update_ptr(){
 +
    CURHNAME=$(host -t PTR $OCT4 | cut -d " " -f 5)
 +
    logger -s -p daemon.info -t dhcpd Removing PTR record $OCT4 with hostname $CURHNAME from zone $RZONE on server $NAMESERVER
 +
    $binPathsamba-tool dns delete $NAMESERVER $RZONE $OCT4 PTR $CURHNAME -k yes
 +
    add_ptr
 +
    }
 +
    case "$ACTION" in
 +
    ADD)
 +
        kerberos_creds
 +
        host -t A $HNAME.$DOMAIN > /dev/null
 +
        if [ "${?}" == 0 ]; then
 +
            update_host
 +
        else
 +
            add_host
 +
        fi
 +
        host -t PTR $IP > /dev/null
 +
        if [ "${?}" == 0 ]; then
 +
            update_ptr
 +
        else
 +
            add_ptr
 +
        fi
 +
   ;;
 +
    DEL)
 +
        kerberos_creds
 +
        host -t A $HNAME.$DOMAIN > /dev/null
 +
        if [ "${?}" == 0 ]; then
 +
            delete_host
 +
        fi
 +
 +
        host -t PTR $IP > /dev/null
 +
        if [ "${?}" == 0 ]; then
 +
            delete_ptr
 +
        fi
 +
   ;;
 +
    *)
 +
        echo "Error: Invalid action '$ACTION'!" && exit 12
 +
   ;;
 +
    esac
 +
    # End samba-dnsupdate.sh
 +
    EOF
 +
    chmod 750 /usr/sbin/samba-dnsupdate.sh
  
 
== Einzelnachweise ==
 
== Einzelnachweise ==
 
<references />
 
<references />

Version vom 6. Januar 2015, 20:10 Uhr

Debian

Debian 5 Installation (VMware)

  • Installation mit Netzwerkspiegel
  • CD bereitstellen
  • aptitude install psmisc (Killproc VMware)
  • aptitude install gcc-4.1 + link
  • aptitude install Linux-headers-2.6.26-2-all-amd64
  • aptitude install make
  • Install vmwaretool

Hinweis:

  • Debian Source /etc/apt/sources.list (apt-get update)
  • aptitude search …

Debian 6 Installation (VMware)

  • Installation mit Netzwerkspiegel
  • CD bereitstellen
  • aptitude install gcc-4.3 + link
  • aptitude install Linux-headers-…-2-all-amd64
  • aptitude install make
  • Install vmwaretool

Ubuntu

Ubuntu 14.04 Installation / Samba4

  • Ubuntu 14.04 Server Standard durchführen (OpenSSH Server auswählen).
  • Password für den Root-User setzen.
    sudo passwd root
  • statische IP-Adresse in der Datei /etc/network/interface setzen.
   face eth0 inet static Ub
   address 172.16.41.200
   netmaster 255.255.255.0
   network 172.16.41.0
   broadcast 172.16.41.255
   gateway 172.16.41.2
   dns-nameservers 172.16.41.200 8.8.8.8
   dbs-serach corp.net
  • Hostnamen setzen (/etc/hosts).
   172.16.41.200  selb-main1.corp.net
   echo selb-main1.corp.net > /etc/hostname
  • Softwareupdate durchführen.
   apt-get update && apt-get upgrade -y
  • Softwarepakete installieren (Konfiguration Kerberos 2x selb-main1).
   apt-get install git build-essential libacl1-dev  libattr1-dev libblkid-dev libgnutls-dev libreadline-dev 
   python-dev python-dnspython gdb pkg-config libpopt-dev libldap2-dev dnsutils libbsd-dev attr 
   krb5-user docbook-xsl libcups2-dev libpam0q-dev ntp -u
  • Aktuelle Samba4 Version von Samba.org laden.
   git clone -b v4-2-stable git://git.samba.org/samba.git samba4 (wird im aktuellen Verzeichnis abgelegt)
  • Software kompilieren und installieren.
  cd samba4
  ./configure —enable-debug —enable-selftest
  make
  make install
  • Domaine erstelle.
   cd /usr/local/samba/bin/samba/bin
   samba-tool domain provision —realm=albatec-al.net —domain=CORP.NET —adminpass=„Server123“ —server-role=dc —dns-backend=SAMBA_INTERNAL
  • Samba starten.
   /usr/local/samba/sbin/samba
  • Sambaversionen überprüfen, müssen identisch sein.
   /usr/local/samba/sbin/samba -V
   /usr/local/samba//bin/smbclient -V
  • Samba Funktionalität überprüfen.
   /usr/local/samba//bin/smbclient -L localhost -U% 
   /usr/local/samba//bin/smbclient //localhost/netlogon -UAdministrator%“Server123“ -c ‚ls’
  • Namensauflösung anpassen.
   echo domain CORP.NET >> /etc/resolv.conf
  • DNS Forwarder in Sambakonfiguratiosdatei (usr/local/samba/etc/smb.conf) ändern.
   dns forwarder = 8.8.8.8
  • Kerberos konfigurieren (/usr/local/samba/share/setup/krb5.conf).
   default_realm = CORP.NET
  • Kerberos überprüfen.
   kinit adminiatrator@CORP.NET
   klist -e
  • Zeitserver konfigurieren (/etc/ntp.conf).
  • Userverzeichnis erstellen und konfigurieren.
   mkdir -m 770 /Users
   chmod g+s /Users
   chown root:users /Users
  • Userverzeichnis mit Samba bereitstellen.
   [Users]
       directory_mode: parameter = 0700
       read only = No
       path = /Users
       csc policy = documents
  • Ablauf des Passworts für den Administrator deaktivieren.
   samba-tool user setexpiry administrator —noexpiry
  • Passwortkomplexität deaktivieren.
   samba-tool domain passwordsettings set —complexity=off
  • Domänverwaltung erfolgt über einen Windows-Client(Windows 7). 
   http://www.microsoft.com/en-us/download/details.aspx?id=7887
   Feature nach der Installation aktivieren.
  • Grafische Oberfläche auf dem Ubuntu-Server installieren.
   agt-get install xorg gnome-core gnome-system-tools gnome-app-install
  • Samba Logging konfigurieren.
   # Debug Logging information
       log level = 2
       log file = /var/log/samba/samba.log.%m
       max log size = 50
       debug timestamp = yes
  • DHCP Server installieren
   apt-get install isc-dhcp-server
  • Sambaanpassung für DHCP [1]

Create User und add Group 

   samba-tool user create dhcp --description="Unprivileged user for DNS updates via DHCP server"
   samba-tool group addmembers DnsAdmins dhcp

Export Benutzerberechtigung 

   samba-tool domain exportkeytab --principal=dhcp@albatec-al.net dhcpd.keytab
   install -vdm 755 /etc/dhcpd
   mv dhcpd.keytab /etc/dhcpd/
   chown root:root /etc/dhcpd/dhcpd.keytab 
   chmod 400 /etc/dhcpd/dhcpd.keytab

Scripte erstellen 

   cat > /usr/sbin/samba-dnsupdate.sh << "EOF"
   #!/bin/bash
   # Begin samba-dnsupdate.sh
   # Author: DJ Lucas <dj_AT_linuxfromscratch_DOT_org>
   # kerberos_creds() courtesy of Sergey Urushkin
   # http://www.kuron-germany.de/michael/blog/wp-content/uploads/2012/03/dhcpdns-sergey2.txt
   # DHCP server should be authoritative for its own records, sleep for 5 seconds
   # to allow unconfigured Windows hosts to create their own DNS records
   # In order to use this script you should disable dynamic updates by hosts that
   # will receive addresses from this DHCP server. Instructions are found here:
   # https://wiki.archlinux.org/index.php/Samba_4_Active_Directory_Domain_Controller#DHCP
   binPath=/usr/local/samba/bin/
   sleep 5
   checkvalues()
   {
       [ -z "${2}" ] && echo "Error: argument '${1}' requires a parameter." && exit 1
       case ${2} in
               -*)
                       echo "Error: Invalid parameter '${2}' passed to ${1}."
                       exit 1
               ;;

               *)
                       return 0
               ;;
       esac
    }
   showhelp()
    {
   echo -e "\n"`basename ${0}` "uses samba-tool to update DNS records in Samba 4's DNS"
   echo "server when using INTERNAL DNS or BIND9 DLZ plugin."
   echo ""
   echo "    Command line options (and variables):"
   echo ""
   echo "      -a | --action      Action for this script to perform"
   echo "                         ACTION={add|delete}"
   echo "      -c | --krb5cc      Path of the krb5 credential cache (optional)"
   echo "                         Default: KRB5CC=/run/dhcpd.krb5cc"
   echo "      -d | --domain      The DNS domain/zone to be updated"
   echo "                         DOMAIN={domain.tld}"
   echo "      -h | --help        Show this help message and exit"
   echo "      -H | --hostname    Hostname of the record to be updated"
   echo "                         HNAME={hostname}"
   echo "      -i | --ip          IP address of the host to be updated"
   echo "                         IP={0.0.0.0}"
   echo "      -k | --keytab      Krb5 keytab to be used for authorization (optional)"
   echo "                         Default: KEYTAB=/etc/dhcp/dhcpd.keytab"
   echo "      -m | --mitkrb5     Use MIT krb5 client utilities"
   echo "                         MITKRB5={YES|NO}"
   echo "      -n | --nameserver  DNS server to be updated (must use FQDN, not IP)"
   echo "                         NAMESERVER={server.internal.domain.tld}"
   echo "      -p | --principal   Principal used for DNS updates"
   echo "                         PRINCIPAL={user@domain.tld}"
   echo "      -r | --realm       Authentication realm"
   echo "                         REALM={DOMAIN.TLD}"
   echo "      -z | --zone        Then name of the zone to be updated in AD.
   echo "                         ZONE={zonename}
   echo ""
   echo "Example: $(basename $0) -d domain.tld -i 192.168.0.x -n 192.168.0.x \\"
   echo "             -r DOMAIN.TLD -p user@domain.tld -H HOSTNAME -m"
   echo ""
   }
   # Process arguments
   [ -z "$1" ] && showhelp && exit 1
   while [ -n "$1" ]; do
       case $1 in
               -a | --action)
                       checkvalues ${1} ${2}
                       ACTION=${2}
                       shift 2
               ;;
               -c | --krb5cc)
                       checkvalues ${1} ${2}
                       KRB5CC=${2}
                       shift 2
               ;;
               -d | --domain)
                       checkvalues ${1} ${2}
                       DOMAIN=${2}
                       shift 2
               ;;
               -h | --help)
                       showhelp
                       exit 0
               ;;
               -H | --hostname)
                       checkvalues ${1} ${2}
                       HNAME=${2%%.*}
                       shift 2
               ;;
               -i | --ip)
                       checkvalues ${1} ${2}
                       IP=${2}
                       shift 2
               ;;
               -k | --keytab)
                       checkvalues ${1} ${2}
                       KEYTAB=${2}
                       shift 2
               ;;
               -m | --mitkrb5)
                       KRB5MIT=YES
                       shift 1
               ;;
               -n | --nameserver)
                       checkvalues ${1} ${2}
                       NAMESERVER=${2}
                       shift 2
               ;;
               -p | --principal)
                       checkvalues ${1} ${2}
                       PRINCIPAL=${2}
                       shift 2
               ;;
               -r | --realm)
                       checkvalues ${1} ${2}
                       REALM=${2}
                       shift 2
               ;;
               -z | --zone)
                       checkvalues ${1} ${2}
                       ZONE=${2}
                       shift 2
               ;;

               *)
                       echo "Error!!! Unknown command line opion!"
                       echo "Try" `basename $0` "--help."
                       exit 1
               ;;
       esac

done

  1. Sanity checking

[ -z "$ACTION" ] && echo "Error: action not set." && exit 2 case "$ACTION" in 

       add | Add | ADD)
               ACTION=ADD
       ;;
       del | delete | Delete | DEL | DELETE)
               ACTION=DEL
       ;;
       *)
               echo "Error: invalid action \"$ACTION\"." && exit 3
       ;;

esac [ -z "$KRB5CC" ] && KRB5CC=/run/dhcpd.krb5cc [ -z "$DOMAIN" ] && echo "Error: invalid domain." && exit 4 [ -z "$HNAME" ] && [ "$ACTION" == "ADD" ] && \ 

    echo "Error: hostname not set." && exit 5

[ -z "$IP" ] && echo "Error: IP address not set." && exit 6 [ -z "$KEYTAB" ] && KEYTAB=/etc/dhcp/dhcpd.keytab [ -z "$NAMESERVER" ] && echo "Error: nameservers not set." && exit 7 [ -z "$PRINCIPAL" ] && echo "Error: principal not set." && exit 8 [ -z "$REALM" ] && echo "Error: realm not set." && exit 9 [ -z "$ZONE" ] && echo "Error: zone not set." && exit 10

  1. Disassemble IP for reverse lookups

OCT1=$(echo $IP | cut -d . -f 1) OCT2=$(echo $IP | cut -d . -f 2) OCT3=$(echo $IP | cut -d . -f 3) 

   OCT4=$(echo $IP | cut -d . -f 4)
   RZONE="$OCT3.$OCT2.$OCT1.in-addr.arpa"
   kerberos_creds() {
   export KRB5_KTNAME="$KEYTAB"
   export KRB5CCNAME="$KRB5CC"
   if [ "$KRB5MIT" = "YES" ]; then
   KLISTARG="-s"
   else
   KLISTARG="-t"
   fi
   klist $KLISTARG || kinit -k -t "$KEYTAB" -c "$KRB5CC" "$PRINCIPAL" || { logger -s -p daemon.error -t dhcpd kinit for dynamic DNS failed; exit 11; }
   }
   add_host(){
   logger -s -p daemon.info -t dhcpd Adding A record for host $HNAME with IP $IP to zone $ZONE on server $NAMESERVER
   $binPathsamba-tool dns add $NAMESERVER $ZONE $HNAME A $IP -k yes
   }
   delete_host(){
   logger -s -p daemon.info -t dhcpd Removing A record for host $HNAME with IP $IP from zone $ZONE on server $NAMESERVER
   $binPathsamba-tool dns delete $NAMESERVER $ZONE $HNAME A $IP -k yes
   }
   update_host(){
   CURIP=$(host -t A $HNAME | cut -d " " -f 4)
   logger -s -p daemon.info -t dhcpd Removing A record for host $HNAME with IP $CURIP from zone $ZONE on server $NAMESERVER
   $binPathsamba-tool dns delete $NAMESERVER $ZONE $HNAME A $CURIP -k yes
   add_host
   }
   add_ptr(){
   logger -s -p daemon.info -t dhcpd Adding PTR record $OCT4 with hostname $HNAME to zone $RZONE on server $NAMESERVER
   $binPathsamba-tool dns add $NAMESERVER $RZONE $OCT4 PTR $HNAME.$DOMAIN -k yes
   }
   delete_ptr(){
   logger -s -p daemon.info -t dhcpd Removing PTR record $OCT4 with hostname $HNAME from zone $RZONE on server $NAMESERVER
   $binPathsamba-tool dns delete $NAMESERVER $RZONE $OCT4 PTR $HNAME.$DOMAIN -k yes
   }
   update_ptr(){
   CURHNAME=$(host -t PTR $OCT4 | cut -d " " -f 5)
   logger -s -p daemon.info -t dhcpd Removing PTR record $OCT4 with hostname $CURHNAME from zone $RZONE on server $NAMESERVER
   $binPathsamba-tool dns delete $NAMESERVER $RZONE $OCT4 PTR $CURHNAME -k yes
   add_ptr
   }
   case "$ACTION" in
   ADD)
       kerberos_creds
       host -t A $HNAME.$DOMAIN > /dev/null
       if [ "${?}" == 0 ]; then
           update_host
       else
           add_host
       fi
       host -t PTR $IP > /dev/null
       if [ "${?}" == 0 ]; then
           update_ptr
       else
           add_ptr
       fi
   ;;
   DEL)
       kerberos_creds
       host -t A $HNAME.$DOMAIN > /dev/null
       if [ "${?}" == 0 ]; then
           delete_host
       fi

       host -t PTR $IP > /dev/null
       if [ "${?}" == 0 ]; then
           delete_ptr
       fi
   ;;
   *)
       echo "Error: Invalid action '$ACTION'!" && exit 12
   ;;
   esac
   # End samba-dnsupdate.sh
   EOF
   chmod 750 /usr/sbin/samba-dnsupdate.sh

Einzelnachweise

  1. ↑ [1] Samba4 Active Directory Domain Controller
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