#cloud-boothook
#!/bin/bash

function add_str_to_file_if_not_exists {
    file=$1
    str=$2
    val=$3
    if ! grep -q "^ *${str}" $file; then
        echo $val >> $file
    fi
}


cloud-init-per instance disable_selinux_on_the_fly setenforce 0

cloud-init-per instance disable_selinux sed -i 's/^SELINUX=.*/SELINUX=disabled/g' /etc/sysconfig/selinux


# configure udev rules

# udev persistent net
cloud-init-per instance udev_persistent_net1 service network stop

DEFAULT_GW={{ common.master_ip }}
ADMIN_MAC={{ common.admin_mac }}
ADMIN_IF=$(echo {{ common.udevrules }} | sed 's/[,=]/\n/g' | grep "$ADMIN_MAC" | cut -d_ -f2 | head -1)
INSTALL_IF=$(ifconfig | grep "$ADMIN_MAC" | head -1 | cut -d' ' -f1)
NETADDR=( $(ifconfig $INSTALL_IF | grep -oP "[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}") )
if [ ! -z "$(grep $ADMIN_IF /etc/sysconfig/network-scripts/ifcfg-$ADMIN_IF | grep dhcp)" ] ; then
    echo -e "# FROM COBBLER SNIPPET\nDEVICE=$ADMIN_IF\nIPADDR=${NETADDR[0]}\nNETMASK=${NETADDR[2]}\nBOOTPROTO=none\nONBOOT=yes\nUSERCTL=no\n" > /etc/sysconfig/network-scripts/ifcfg-"$ADMIN_IF"
fi

cloud-init-per instance set_gateway echo GATEWAY="$DEFAULT_GW" | tee -a /etc/sysconfig/network

#Add static udev rules
cloud-init-per instance udev_persistent_net2 echo {{ common.udevrules }} | tr ' ' '\n' | grep udevrules | tr '[:upper:]' '[:lower:]' | sed -e 's/udevrules=//g' -e 's/,/\n/g' | sed -e "s/^/SUBSYSTEM==\"net\",\ ACTION==\"add\",\ DRIVERS==\"?*\",\ ATTR{address}==\"/g" -e "s/_/\",\ ATTR{type}==\"1\",\ KERNEL==\"eth*\",\ NAME=\"/g" -e "s/$/\"/g" | tee /etc/udev/rules.d/70-persistent-net.rules

cloud-init-per instance udev_persistent_net3 udevadm control --reload-rules
cloud-init-per instance udev_persistent_net4 udevadm trigger --attr-match=subsystem=net
cloud-init-per instance udev_persistent_net5 service network start

# end of udev

# configure black module lists
# virt-what should be installed
if [ ! -f /etc/modprobe.d/blacklist-i2c_piix4.conf ]; then
    ([[ $(virt-what) = "virtualbox" ]] && echo "blacklist i2c_piix4" >> /etc/modprobe.d/blacklist-i2c_piix4.conf || :)
    modprobe -r i2c_piix4
fi

cloud-init-per instance conntrack_ipv4 echo nf_conntrack_ipv4 | tee -a /etc/rc.modules
cloud-init-per instance conntrack_ipv6 echo nf_conntrack_ipv6 | tee -a /etc/rc.modules
cloud-init-per instance chmod_rc_modules chmod +x /etc/rc.modules
cloud-init-per instance conntrack_max echo "net.nf_conntrack_max=1048576" | tee -a /etc/sysctl.conf

cloud-init-per instance conntrack_ipv4_load modprobe nf_conntrack_ipv4
cloud-init-per instance conntrack_ipv6_load modprobe nf_conntrack_ipv6
cloud-init-per instance conntrack_max_set sysctl -w "net.nf_conntrack_max=1048576"

cloud-init-per instance mkdir_coredump mkdir -p /var/log/coredump
cloud-init-per instance set_coredump echo -e "kernel.core_pattern=/var/log/coredump/core.%e.%p.%h.%t" | tee -a /etc/sysctl.conf
cloud-init-per instance set_chmod chmod 777 /var/log/coredump
cloud-init-per instance set_limits echo -e "* soft core unlimited\n* hard core unlimited" | tee -a /etc/security/limits.conf


#NOTE: disabled for centos?
#cloud-init-per instance dhclient echo 'supersede routers 0;' | tee /etc/dhcp/dhclient.conf

# ntp sync
cloud-init-per instance service ntp stop | tee /dev/null
cloud-init-per instance sync_date ntpdate -t 4 -b {{ common.master_ip }}
cloud-init-per instance sync_hwclock hwclock --systohc

cloud-init-per instance edit_ntp_conf1 sed -i '/^\s*tinker panic/ d' /etc/ntp.conf
cloud-init-per instance edit_ntp_conf2 sed -i '1 i tinker panic 0' /etc/ntp.conf
cloud-init-per instance edit_ntp_conf3 echo 0 > /var/lib/ntp/drift
cloud-init-per instance edit_ntp_conf_0 chown ntp: /var/lib/ntp/drift
cloud-init-per instance edit_ntp_conf3 sed -i '/^\s*server/ d' /etc/ntp.conf
cloud-init-per instance edit_ntp_conf4 echo "server {{ common.master_ip }} burst iburst" | tee -a /etc/ntp.conf


# Point installed ntpd to Master node
cloud-init-per instance set_ntpdate sed -i 's/SYNC_HWCLOCK\s*=\s*no/SYNC_HWCLOCK=yes/' /etc/sysconfig/ntpdate
cloud-init-per instance set_ntpd_0 chkconfig ntpd on
cloud-init-per instance set_ntpd_1 chkconfig ntpdate on

cloud-init-per instance removeUseDNS sed -i --follow-symlinks -e '/UseDNS/d' /etc/ssh/sshd_config
add_str_to_file_if_not_exists /etc/ssh/sshd_config 'UseDNS' 'UseDNS no'

cloud-init-per instance gssapi_disable sed -i -e "/^\s*GSSAPICleanupCredentials yes/d" -e "/^\s*GSSAPIAuthentication yes/d" /etc/ssh/sshd_config

cloud-init-per instance nailgun_agent echo 'flock -w 0 -o /var/lock/agent.lock -c "/opt/nailgun/bin/agent >> /var/log/nailgun-agent.log 2>&1"' | tee /etc/rc.local

# Copying default bash settings to the root directory
cloud-init-per instance skel_bash cp -f /etc/skel/.bash* /root/

cloud-init-per instance clean_repos find /etc/yum.repos.d/. -name '*.repo' -delete

# Puppet config
cloud-init-per instance hiera_puppet mkdir -p /etc/puppet /var/lib/hiera
cloud-init-per instance touch_puppet touch /var/lib/hiera/common.yaml /etc/puppet/hiera.yaml

# Mcollective enable
cloud-init-per instance mcollective_enable sed -i /etc/rc.d/init.d/mcollective -e 's/\(# chkconfig:\s\+[-0-6]\+\) [0-9]\+ \([0-9]\+\)/\1 81 \2/'