postinst is in maas-region-controller 1.2+bzr1373+dfsg-0ubuntu1~12.04.6.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
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set -e
. /usr/share/debconf/confmodule
db_version 2.0
if [ -f /usr/share/dbconfig-common/dpkg/postinst.pgsql ]; then
. /usr/share/dbconfig-common/dpkg/postinst.pgsql
fi
maas_sync_migrate_db(){
maas syncdb --noinput
maas migrate maasserver --noinput
maas migrate metadataserver --noinput
}
restart_rabbitmq(){
invoke-rc.d rabbitmq-server restart || true
}
restart_postgresql(){
invoke-rc.d --force postgresql restart || true
}
restart_squid_deb_proxy() {
invoke-rc.d squid-deb-proxy restart || true
}
configure_maas_txlongpoll_rabbitmq_user() {
local longpoll_user="maas_longpoll"
local longpoll_pass=
local longpoll_vhost="/maas_longpoll"
longpoll_pass="$(pwgen -s 20)"
if [ -x /usr/sbin/rabbitmqctl ]; then
if ! rabbitmqctl list_users | grep -qs "$longpoll_user"; then
rabbitmqctl add_user "$longpoll_user" "$longpoll_pass" || true
rabbitmqctl add_vhost "$longpoll_vhost" || true
rabbitmqctl set_permissions -p "$longpoll_vhost" "$longpoll_user" ".*" ".*" ".*" || true
else
rabbitmqctl change_password "$longpoll_user" "$longpoll_pass" || true
fi
fi
if grep -qs "^\ \{1,\}password: \"[a-zA-Z0-9]\{0,\}\"$" /etc/maas/txlongpoll.yaml; then
sed -i "s/^\ \{1,\}password: \"[a-zA-Z0-9]\{0,\}\"$/ password: \""$longpoll_pass"\"/" \
/etc/maas/txlongpoll.yaml
fi
if grep -qs "^RABBITMQ_PASSWORD\ \= '[a-zA-Z0-9]\{0,\}'$" /etc/maas/maas_local_settings.py; then
sed -i "s/^RABBITMQ_PASSWORD\ \= '[a-zA-Z0-9]\{0,\}'$/RABBITMQ_PASSWORD = '"$longpoll_pass"'/" \
/etc/maas/maas_local_settings.py
fi
}
configure_maas_workers_rabbitmq_user() {
local workers_user="maas_workers"
local workers_pass="$(pwgen -s 20)"
local workers_vhost="/maas_workers"
local amqp_host="$1"
if [ -z "$amqp_host" ]; then
amqp_host="localhost"
fi
local amqp_port="5672"
if [ -x /usr/sbin/rabbitmqctl ]; then
if ! rabbitmqctl list_users | grep -qs "$workers_user"; then
rabbitmqctl add_user "$workers_user" "$workers_pass" || true
rabbitmqctl add_vhost "$workers_vhost" || true
rabbitmqctl set_permissions -p "$workers_vhost" "$workers_user" ".*" ".*" ".*" || true
else
rabbitmqctl change_password "$workers_user" "$workers_pass" || true
fi
fi
if grep -qs "^BROKER_URL\ \= '.*'$" /etc/maas/maas_local_celeryconfig.py; then
local broker_url="amqp://$workers_user:$workers_pass@$amqp_host:$amqp_port/$workers_vhost"
sed -i "s|^BROKER_URL\ \= '.*'$|BROKER_URL = '"$broker_url"'|" \
/etc/maas/maas_local_celeryconfig.py
fi
}
configure_maas_database() {
local dbc_dbpass="$1"
if grep -qs "^\ \{1,\} 'PASSWORD': '[a-zA-Z0-9]\{0,\}',$" /etc/maas/maas_local_settings.py; then
sed -i "s/^\ \{1,\} 'PASSWORD': '[a-zA-Z0-9]\{0,\}',$/ 'PASSWORD': '"$dbc_dbpass"',/" \
/etc/maas/maas_local_settings.py
fi
}
configure_maas_default_url() {
local ipaddr="$1"
if grep -qs "^DEFAULT_MAAS_URL\ \= \"[a-zA-Z0-9:/.]\{0,\}\"$" /etc/maas/maas_local_settings.py; then
sed -i "s/^DEFAULT_MAAS_URL\ \= \"[a-zA-Z0-9:/.]\{0,\}\"$/DEFAULT_MAAS_URL = \"http:\/\/"$ipaddr"\/MAAS\"/" \
/etc/maas/maas_local_settings.py
fi
}
configure_maas_squid_deb_proxy() {
local ipaddr="$1"
if [ -e /usr/share/maas/conf/99-maas -a \
! -L /etc/squid-deb-proxy/mirror-dstdomain.acl.d/99-maas ]; then
ln -sf /usr/share/maas/conf/99-maas \
/etc/squid-deb-proxy/mirror-dstdomain.acl.d/99-maas
fi
sed -i "s/\(^[a-zA-Z0-9\.\-].*\) # maasurl$/$ipaddr # maasurl/" \
/usr/share/maas/conf/99-maas
}
# Please keep this stanza until 14.10
if [ "$1" = "configure" ]; then
if dpkg --compare-versions "$2" le-nl 1.5+bzr1909-0ubuntu1 ; then
chown root:maas /etc/maas/txlongpoll.yaml
chmod 0640 /etc/maas/txlongpoll.yaml
fi
fi
if [ "$1" = "configure" ] && [ -z "$2" ]; then
#########################################################
################ Folder Permissions ####################
#########################################################
mkdir -p /var/lib/maas/media/storage
chown -R maas:maas /var/lib/maas/
# Config will contain credentials, so should be readable
# by the application but nobody else.
chown root:maas \
/etc/maas/maas_local_celeryconfig.py \
/etc/maas/maas_local_settings.py \
/etc/maas/txlongpoll.yaml
chmod 0640 \
/etc/maas/maas_local_celeryconfig.py \
/etc/maas/maas_local_settings.py \
/etc/maas/txlongpoll.yaml
#########################################################
################ Configure Apache2 ####################
#########################################################
# handle apache configs
if [ -e /etc/maas/maas-http.conf -a \
! -e /etc/apache2/conf.d/maas-http.conf ]; then
ln -sf /etc/maas/maas-http.conf /etc/apache2/conf.d/maas-http.conf
fi
# enable apache modules needed
a2enmod proxy_http
a2enmod expires
a2enmod wsgi
#########################################################
########## Configure DEFAULT_MAAS_URL #################
#########################################################
# Obtain IP address of default route and change DEFAULT_MAAS_URL.
while read Iface Destination Gateway Flags RefCnt Use Metric Mask MTU Window IRTT; do
[ "$Mask" = "00000000" ] && break
done < /proc/net/route
interface="$Iface"
ipaddr=$(LC_ALL=C /sbin/ip -4 addr list dev "$interface" scope global)
ipaddr=${ipaddr#* inet }
ipaddr=${ipaddr%%/*}
# Set the IP address of the interface with default route
if [ -n "$ipaddr" ]; then
configure_maas_default_url "$ipaddr"
configure_maas_squid_deb_proxy "$ipaddr"
db_subst maas/installation-note MAAS_URL "$ipaddr"
db_set maas/default-maas-url "$ipaddr"
fi
#########################################################
################ Configure Logging ####################
#########################################################
# Give appropriate permissions
if [ ! -f /var/log/maas/maas.log ]; then
touch /var/log/maas/maas.log
fi
chown -R maas:maas /var/log/maas
chmod -R 775 /var/log/maas/oops
# Create log directory base
mkdir -p /var/log/maas/rsyslog
chown -R syslog:syslog /var/log/maas/rsyslog
# Make sure rsyslog reads our config
invoke-rc.d rsyslog restart
#########################################################
################### Squid-deb-proxy ####################
#########################################################
# Make sure squid-deb-proxy reads our config (99-maas)
invoke-rc.d squid-deb-proxy restart
#########################################################
########## Configure longpoll rabbitmq config ###########
#########################################################
# Handle longpoll/rabbitmq publishing
restart_rabbitmq
configure_maas_txlongpoll_rabbitmq_user
#########################################################
########## Configure worker rabbitmq config ###########
#########################################################
# Handle celery/rabbitmq publishing
configure_maas_workers_rabbitmq_user "$ipaddr"
#########################################################
################ Configure Database ###################
#########################################################
# Need to for postgresql start so it doesn't fail on the installer
restart_postgresql
# Create the database
dbc_go maas-region-controller $@
configure_maas_database "$dbc_dbpass"
# Only syncdb if we have selected to install it with dbconfig-common.
db_get maas-region-controller/dbconfig-install
if [ "$RET" = "true" ]; then
maas_sync_migrate_db
fi
# Display installation note
db_input high maas/installation-note || true
db_go
elif [ -n "$DEBCONF_RECONFIGURE" ]; then
# Set the IP address of the interface with default route
db_get maas/default-maas-url
ipaddr="$RET"
if [ -n "$ipaddr" ]; then
configure_maas_default_url "$ipaddr"
configure_maas_squid_deb_proxy "$ipaddr"
configure_maas_workers_rabbitmq_user "$ipaddr"
fi
elif [ "$1" = "configure" ] && dpkg --compare-versions "$2" gt 0.1+bzr266+dfsg-0ubuntu1; then
# If upgrading to any later package version, then upgrade db.
invoke-rc.d apache2 stop || true
# make sure postgresql is running
restart_postgresql
# we need to regenerate the passwords and update configs.
db_get maas/default-maas-url
ipaddr="$RET"
configure_maas_default_url "$ipaddr"
configure_maas_squid_deb_proxy "$ipaddr"
# make sure rabbitmq is running
restart_rabbitmq
configure_maas_txlongpoll_rabbitmq_user
# Handle celery/rabbitmq publishing
configure_maas_workers_rabbitmq_user "$ipaddr"
# handle database upgrade
if [ -f /etc/dbconfig-common/maas-region-controller.conf ]; then
# source dbconfig-common db config for maas-region-controller
# before upgrading database, otherwise a new config is written
# but the password is no longer preserved.
. /etc/dbconfig-common/maas-region-controller.conf
else
dbc_go maas-region-controller $@
fi
configure_maas_database "$dbc_dbpass"
maas_sync_migrate_db
fi
invoke-rc.d apache2 restart || true
restart_squid_deb_proxy
db_stop
# Automatically added by dh_installinit
if [ -e "/etc/init/maas-txlongpoll.conf" ]; then
invoke-rc.d maas-txlongpoll start || exit $?
fi
# End automatically added section
# Automatically added by dh_installinit
update-rc.d -f maas-txlongpoll remove >/dev/null || exit $?
# End automatically added section
# Automatically added by dh_installinit
if [ -e "/etc/init/maas-region-celery.conf" ]; then
invoke-rc.d maas-region-celery start || exit $?
fi
# End automatically added section
# Automatically added by dh_installinit
update-rc.d -f maas-region-celery remove >/dev/null || exit $?
# End automatically added section
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