Add net-dns containing djbdns.

[mjo-overlay.git] / net-dns / djbdns / files / tinydns-setup

diff --git a/net-dns/djbdns/files/tinydns-setup b/net-dns/djbdns/files/tinydns-setup
new file mode 100644 (file)
index 0000000..376d28f
--- /dev/null
+++ b/net-dns/djbdns/files/tinydns-setup
@@ -0,0 +1,151 @@
+#!/bin/bash
+
+#
+# source functions.sh for einfo, eerror and ewarn
+. /sbin/functions.sh
+
+setup() {
+       echo
+       echo
+       einfo "tinydns Setup"
+       echo
+       echo ">>> More information on this package can be found at"
+       echo ">>> http://cr.yp.to/djbdns/tinydns.html"
+       echo
+       echo "If you have previously setup tinydns, those directories will"
+       echo "not be overwritten.  To redo setup, delete your"
+       echo "tinydns dir tree first."
+       echo
+       echo '(press enter to begin setup, or press control-C to abort)'
+       echo
+       read
+
+       echo
+       einfo "Install location"
+       echo
+       echo "Where do you want tinydns installed?"
+       echo "Ex. /var would install dnscache in /var/tinydns."
+       echo "!!No trailing slash!!"
+       echo
+       read -p "[/var]> " mypath
+       echo
+
+       if [ "$mypath" == "" ]
+       then
+               mypath="/var"
+       fi
+
+       if [ ! -e ${mypath} ]
+       then
+               echo ">>> Creating ${mypath}..."
+               mkdir $mypath
+       fi
+
+       # check for existance of users tinydns and dnslog:
+       echo
+       echo
+       einfo "Checking for tinydns and dnslog user accts ..."
+       echo
+       /usr/bin/grep nofiles /etc/group &> /dev/null
+       if [ $? -ne 0 ]
+       then
+               echo ">>> Adding group nofiles ..."
+               /usr/sbin/groupadd nofiles &> /dev/null
+       fi
+
+       /usr/bin/grep tinydns /etc/passwd &> /dev/null
+       if [ $? -ne 0 ]
+       then
+               echo ">>> Adding user tinydns ..."
+               /usr/sbin/useradd -d /dev/null -s /bin/false -g nofiles \
+                       tinydns &> /dev/null
+       fi
+
+       /usr/bin/grep dnslog /etc/passwd &> /dev/null
+       if [ $? -ne 0 ]
+       then
+               echo ">>> Adding user dnslog ..."
+               /usr/sbin/useradd -d /dev/null -s /bin/false -g nofiles \
+                       dnslog &> /dev/null
+       fi
+
+
+       # grab interfaces
+       addrs=`ifconfig -a | grep "inet addr" | cut -f2 -d":" | cut -f1 -d" "`
+
+       echo "Specify an address to which tinydns should bind."
+       echo "NOTICE: tinydns must be able to bind to port 53 on "
+       echo "choosen ip address! udp by tinydns - tcp by axfrdns"
+       echo "Usually this is NOT 127.0.0.1"
+       echo "Currently running IP addresses:"
+       echo
+       echo $addrs
+       echo
+
+       while [ "$myip" = "" ]
+       do
+               read -p "IP to bind nameserver to>" myip
+       done
+       echo
+
+       if [ ! -e ${mypath}/tinydns ]
+       then
+               einfo "Setting up tinydns..."
+               /usr/bin/tinydns-conf tinydns dnslog \
+                       ${mypath}/tinydns $myip
+       else
+               ewarn "*** tinydns directory currently exists, nothing done."
+       fi
+
+       #add afxrdns
+       if [ ! -e ${mypath}/axfrdns ]
+       then
+               einfo "Setting up axfrdns..."
+               /usr/bin/axfrdns-conf tinydns dnslog \
+                       ${mypath}/axfrdns ${mypath}/tinydns $myip
+       else
+               ewarn "*** axfrdns directory currently exists, nothing done."
+       fi
+
+       #grant access to axfrdns
+
+       echo
+       echo
+       einfo "Start service"
+       echo
+       echo "tinydns is ready for startup."
+       echo "Do you want dnscache to be started and"
+       echo "supervised by daemontools now?"
+
+       echo
+       echo "This requires daemontools to supervise"
+       echo "/service !!"
+       echo
+       echo '(press control-C to abort)'
+       read
+
+       # Don't make symbolic links to / !
+       # use ../ instead as it gives trouble in chrooted environments
+       # By Kalin KOZHUHAROV <kalin@ThinRope.net>
+       local fixedroot_path=`echo ${mypath} | sed -e 's#^/#../#'`
+       cd /service
+       ln -sf ${fixedroot_path}/tinydns .
+       ln -sf ${fixedroot_path}/axfrdns .
+
+       echo
+       echo
+       einfo "Installation successfull"
+       echo
+
+}
+
+# check for root user!
+if [ `id -u` -ne 0 ]
+then
+        eerror "${0}: must be root."
+       exit 1
+fi
+               
+
+# run setup
+setup