diff options
Diffstat (limited to 'catalyst/livecd/2008.0/overlay/usr/sbin/cluster-setup')
| -rwxr-xr-x | catalyst/livecd/2008.0/overlay/usr/sbin/cluster-setup | 93 |
1 files changed, 74 insertions, 19 deletions
diff --git a/catalyst/livecd/2008.0/overlay/usr/sbin/cluster-setup b/catalyst/livecd/2008.0/overlay/usr/sbin/cluster-setup index 9675ad8..8d95ca8 100755 --- a/catalyst/livecd/2008.0/overlay/usr/sbin/cluster-setup +++ b/catalyst/livecd/2008.0/overlay/usr/sbin/cluster-setup @@ -4,9 +4,9 @@ # This script is written so parts can be reused for liveCD mounting...eventually ;) . /mnt/livecd/sbin/functions.sh -CDROOT=/mnt/livecd/ -MKDIR=${CDROOT}/bin/mkdir -MODPROBE=${CDROOT}/sbin/modprobe +CONFDIR="/etc/gentoo" +CLUSTER_CONF="$CONFDIR/cluster.conf" +LDAP_CONF="$CONFDIR/ldap_auth.conf" conf_error() { eerror "CONFIG_OK is not set to 'yes' in $1" @@ -19,6 +19,10 @@ conf_error() { } aufs_mount() { + CDROOT=/mnt/livecd/ + MKDIR=${CDROOT}/bin/mkdir + MODPROBE=${CDROOT}/sbin/modprobe + $MODPROBE aufs || eerror "Got $? while probing for aufs module!" # Looping this simply because it should replace the current tmpfs mounting of the liveCD :P for I in tftproot @@ -43,19 +47,56 @@ do_conf() { } # This could have been inlined into do_conf but we would rather check configs _before_ -# we do anything...we could be a little mode selective than /etc/gentoo/* though +# we do anything...we could be a little mode selective than $CONFDIR/* though check_conf() { einfo "Checking config files.." - for I in /etc/gentoo/* + for I in $CONFDIR/*.conf do . $I [[ $CONFIG_OK == "yes" ]] || conf_error $I done } +# This function has to be called after the $CLUSTER_CONF file has been sourced +# Required external vars: +# CLUSTER_CONF:NFSROOT +config_ssh(){ + KEY_NAME="node_dsa" + NETADDR="$(sipcalc ${CLUSTER_ETH} | egrep 'Network address' | cut -d- -f2)" + # The following is needed because $HOME is set to / on the livecd console for some reason + HDIR="/root" + + pushd $PWD + + einfo "Setting up passwordless ssh for root between master and the nodes" + mkdir -p $HDIR/.ssh/ $NFSROOT/root/.ssh/ + cd $HDIR/.ssh/ + ssh-keygen -t dsa -b 1024 -f $KEY_NAME -N "" + cat $KEY_NAME.pub >> $NFSROOT/root/.ssh/authorized_keys + cat >> $HDIR/.ssh/config <<-EOF + # Auto-generated by $0 to ease the use of passwordless logins for all users + # Although this approach is questionnable, it's also one of the only way + # to automate some of the master-node configuration/discovery process + # until an Avahi-style approach is implemented. + Host *.gentoo.local ${NETADDR%.[09]*}.* node* + IdentityFile $HDIR/.ssh/$KEY_NAME + StrictHostKeyChecking no + UserKnownHostsFile /dev/null + CheckHostIP no + Compression no + EOF + + echo "# we don't use IPV6, the following setting removes undue delays that would be added" >> /etc/ssh/ssh_config + echo "AddressFamily inet" >> /etc/ssh/ssh_config + + chmod 600 $HDIR/.ssh/* $NFSROOT/root/.ssh/* + chmod 700 $HDIR/.ssh $NFSROOT/root/.ssh + popd +} + ####### Main ######### -# speed up the dev cycle by automating some tasks: +# Speed up the dev cycle by automating some tasks: if [[ "$1" == "--test" ]]; then ewarn ewarn "Yeah...you know what you're doing right?" @@ -70,17 +111,14 @@ if [[ "$1" == "--test" ]]; then /etc/init.d/net.eth1 restart echo root:test | chpasswd /etc/init.d/sshd start - sed -i -e's:CONFIG_OK="no":CONFIG_OK="yes":' /etc/gentoo/* + sed -i -e's:CONFIG_OK="no":CONFIG_OK="yes":' $CONFDIR/*.conf fi check_conf -aufs_mount -# After this, all paths should be ok (no need to use relative paths with ${CDROOT} - -do_conf /etc/gentoo/ldap_auth.conf "emerge --config =net-nds/ldap-auth-0.1" -/etc/init.d/slapd start || ewarn "Slapd did not start! See above for error messages...continuing" +grep -q /mnt/aufs/tftproot /proc/mounts +[ $? ] && aufs_mount -. /etc/gentoo/cluster.conf +. $CLUSTER_CONF einfo "Making sure $CLUSTER_ETH is configured correctly.." if [[ "$CLUSTER_ETH" =~ eth.* && $1 != "--test" ]]; then echo "The cluster's NIC is set as $CLUSTER_ETH with the following config:" @@ -99,20 +137,37 @@ if [[ "$CLUSTER_ETH" =~ eth.* && $1 != "--test" ]]; then fi [[ $ANS == "n" ]] && einfo "You know what you're doing..." else - einfo "CLUSTER_ETH is not set to an eth? device: $CLUSTER_ETH" + [[ $1 != "--test" ]] && einfo "CLUSTER_ETH is not set to an eth? device: $CLUSTER_ETH" einfo "Hope you know what you're doing." fi -do_conf /etc/gentoo/cluster.conf "emerge --config =sys-cluster/beowulf-head-0.1" +do_conf $CLUSTER_CONF "emerge --config =sys-cluster/beowulf-head-0.1" +config_ssh -# we need to set master and master.$DOMAINNAME to a real IP address for everything to work: +# we need to set master and master.$DOMAINNAME to a real IP address (not 127.0.0.1) for everything to work: echo "$(LC_ALL=C ifconfig "eth1" | sed -n -e 's#.*\(inet addr:\|inet \)\([^ ]*\).*#\2#p') $(hostname).$LOCALDOMAINNAME $(hostname)" >> /etc/hosts -einfo "Setting up auth on the $NFSROOT" -USE=-authmaster ROOT="$NFSROOT" emerge --config =net-nds/ldap-auth-0.1 - einfo "We need to refresh resolv.conf and dnsmasq." einfo "Restarting both $PUBETH and dnsmasq..." /etc/init.d/net.$PUBETH restart /etc/init.d/dnsmasq restart +# This also has to be done with the $CLUSTER_CONF information sourced + +# Setting up Torque +# Checking for pbs USE flag +portageq envvar USE | grep -q pbs + +if [[ $? == 0 ]]; then + einfo "Setting up torque on $HOSTNAME and in $NFSROOT" + emerge --config =sys-cluster/torque-2.3.3 + USE=-server ROOT=$NFSROOT emerge --config =sys-cluster/torque-2.3.3 +fi + +# we want to do this last, otherwise some name resolution problems might haunt you +do_conf $LDAP_CONF "emerge --config =net-nds/ldap-auth-0.1" +/etc/init.d/slapd start || ewarn "Slapd did not start! See above for error messages...continuing" +einfo "Setting up auth on the $NFSROOT" +USE=-authmaster ROOT="$NFSROOT" emerge --config =net-nds/ldap-auth-0.1 + +[[ $? == 0 ]] && einfo "Once you have nodes going, restart Torque (pbs_server)" |