+++ /dev/null
-#!/bin/bash
-#
-# sfa
-# Provides a generic SFA wrapper based on the initial PlanetLab Implementation
-#
-# hopefully right after plc
-# chkconfig: 2345 61 39
-#
-### BEGIN INIT INFO
-# Provides: sfa
-# Required-Start: postgresql
-# Required-Stop: postgresql
-# Default-Start: 2 3 4 5
-# Default-Stop: 0 1 6
-# Short-Description: An implementation of the SFA Architecture
-### END INIT INFO
-
-####################
-# borrowed from postgresql
-function debian_get_postgresql_versions () {
- versions=()
- for v in `ls /usr/lib/postgresql/ 2>/dev/null`; do
- if [ -x /usr/lib/postgresql/$v/bin/pg_ctl ] && [ ! -x /etc/init.d/postgresql-$v ]; then
- versions+=($v)
- fi
- done
- if [[ ${#versions[*]} == "0" ]]; then
- echo "E: Missing postgresql installation. Aborting."
- exit
- fi
- if [[ ${#versions[*]} != "1" ]]; then
- echo "E: Too many postgresql versions installed. Aborting."
- exit
- fi
- pgver=${versions[0]}
-}
-
-####################
-POSTGRESQL_STARTED=/etc/sfa/postgresql-started
-if [ -f /etc/redhat-release ] ; then
- # source function library
- . /etc/init.d/functions
- PGDATA=/var/lib/pgsql/data/
- PGWATCH=postmaster
- PGLOCK=/var/lock/subsys/postgresql
- SFALOCK=/var/lock/subsys/sfa-start.pid
-elif [ -f /etc/debian_version ] ; then
- . /etc/init.d/functions.sfa
- debian_get_postgresql_versions
- PGDATA=/etc/postgresql/$pgver/main/
- PGWATCH=postgres
- PGLOCK=/var/run/postgresql/$pgver-main.pid
- SFALOCK=/var/run/sfa-start.pid
-else
- echo "initscript can only handle redhat/fedora or debian/ubuntu systems"
- exit 1
-fi
-
-
-postgresql_conf=$PGDATA/postgresql.conf
-pg_hba_conf=$PGDATA/pg_hba.conf
-postgresql_sysconfig=/etc/sysconfig/pgsql
-
-# SFA consolidated (merged) config file
-sfa_whole_config=/etc/sfa/sfa_config
-# SFA default config (read-only template)
-sfa_default_config=/etc/sfa/default_config.xml
-# SFA local (site-dependent) file
-sfa_local_config=/etc/sfa/configs/site_config
-sfa_local_config_xml=/etc/sfa/configs/site_config.xml
-
-# Source sfa shell config if present
-[ -f /etc/sfa/sfa_config.sh ] && . /etc/sfa/sfa_config.sh
-
-# Export so that we do not have to specify -p to psql invocations
-export PGPORT=$SFA_DB_PORT
-
-##########
-# Total number of errors
-ERRORS=0
-
-# Count the exit status of the last command
-check ()
-{
- ERRORS=$(($ERRORS+$?))
-}
-
-# can't trust the return of service postgresql start / nor status
-function postgresql_check () {
-
- # wait until postmaster is up and running - or 10s max
- if status $PGWATCH >& /dev/null && [ -f $PGLOCK ] ; then
- # The only way we can be sure is if we can access it
- for i in $(seq 1 10) ; do
- # Must do this as the postgres user initially (before we
- # fix pg_hba.conf to passwordless localhost access).
- su -c 'psql -U postgres -c "" template1' postgres && return 0
- sleep 1
- done
- fi
-
- return 1
-}
-
-# use a single date of this script invocation for the dump_*_db functions.
-DATE=$(date +"%Y-%m-%d-%H-%M-%S")
-
-# Dumps the database - optional argument to specify filename suffix
-function dump_sfa_db() {
- if [ -n "$1" ] ; then suffix="-$1" ; else suffix="" ; fi
- mkdir -p /usr/share/sfa/backups
- dumpfile=/usr/share/sfa/backups/$(date +"${SFA_DB_NAME}.${DATE}${suffix}.sql")
- pg_dump -U $SFA_DB_USER $SFA_DB_NAME > $dumpfile
- echo "Saved sfa database in $dumpfile"
- check
-}
-
-# Regenerate configuration files - almost verbatim from plc.init
-function reload () {
- force=$1
-
- # Regenerate the main configuration file from default values
- # overlaid with site-specific and current values.
- files=( $sfa_default_config $sfa_local_config )
- for file in "${files[@]}" ; do
- if [ -n "$force" -o $file -nt $sfa_whole_config ] ; then
- tmp=$(mktemp /tmp/sfa_config.XXXXXX)
- sfa-config --python "${files[@]}" >$tmp
- if [ $? -eq 0 ] ; then
- mv $tmp $sfa_whole_config
- chmod 444 $sfa_whole_config
- else
- echo "SFA: Warning: Invalid configuration file(s) detected"
- rm -f $tmp
- fi
- break
- fi
- done
-
- # Convert configuration to various formats
- if [ -f $sfa_local_config_xml ] ; then
- sfa-config --python $sfa_local_config_xml > $sfa_local_config
- rm $sfa_local_config_xml
- fi
- if [ -n "$force" -o $sfa_local_config -nt $sfa_whole_config ] ; then
- sfa-config --python $sfa_default_config $sfa_local_config > $sfa_whole_config
- fi
- if [ -n "$force" -o $sfa_whole_config -nt /etc/sfa/sfa_config.sh ] ; then
- sfa-config --shell $sfa_default_config $sfa_local_config > /etc/sfa/sfa_config.sh
- fi
-
- # [re]generate the sfa_component_config
- # this is a server-side thing but produces a file that somehow needs to be pushed
- # on the planetlab nodes; in the case where sfa and myplc run on different boxes
- # (or there is no myplc at all) this should be turned off
- # as the component manager is not operational yet we skip this for now
- #gen-sfa-cm-config.py
-
- # reload the shell version
- [ -f /etc/sfa/sfa_config.sh ] && . /etc/sfa/sfa_config.sh
-
-}
-
-### initialize DB (don't chkconfig postgresql on)
-function db_start () {
-
- # only if enabled
- [ "$SFA_DB_ENABLED" == 1 -o "$SFA_DB_ENABLED" == True ] || return
-
- ######## sysconfig
- # Set data directory and redirect startup output to /var/log/pgsql
- mkdir -p $(dirname $postgresql_sysconfig)
- # remove previous definitions
- touch $postgresql_sysconfig
- tmp=${postgresql_sysconfig}.new
- ( egrep -v '^(PGDATA=|PGLOG=|PGPORT=)' $postgresql_sysconfig
- echo "PGDATA=$PGDATA"
- echo "PGLOG=/var/log/pgsql"
- echo "PGPORT=$SFA_DB_PORT"
- ) >> $tmp ; mv -f $tmp $postgresql_sysconfig
-
- ######## /var/lib/pgsql/data
- # Fix ownership (rpm installation may have changed it)
- chown -R -H postgres:postgres $(dirname $PGDATA)
-
- # PostgreSQL must be started at least once to bootstrap
- # /var/lib/pgsql/data
- if [ ! -f $postgresql_conf ] ; then
- service postgresql initdb &> /dev/null || :
- check
- fi
-
- ######## /var/lib/pgsql/data/postgresql.conf
- registry_ip=""
- foo=$(python -c "import socket; print socket.gethostbyname(\"$SFA_REGISTRY_HOST\")") && registry_ip="$foo"
- # Enable DB server. drop Postgresql<=7.x
- # PostgreSQL >=8.0 defines listen_addresses
- # listen on a specific IP + localhost, more robust when run within a vserver
- sed -i -e '/^listen_addresses/d' $postgresql_conf
- if [ -z "$registry_ip" ] ; then
- echo "listen_addresses = 'localhost'" >> $postgresql_conf
- else
- echo "listen_addresses = '${registry_ip},localhost'" >> $postgresql_conf
- fi
- # tweak timezone to be 'UTC'
- sed -i -e '/^timezone=/d' $postgresql_conf
- echo "timezone='UTC'" >> $postgresql_conf
-
- ######## /var/lib/pgsql/data/pg_hba.conf
- # Disable access to all DBs from all hosts
- sed -i -e '/^\(host\|local\)/d' $pg_hba_conf
-
- # Enable passwordless localhost access
- echo "local all all trust" >>$pg_hba_conf
- # grant access
- (
- echo "host $SFA_DB_NAME $SFA_DB_USER 127.0.0.1/32 password"
- [ -n "$registry_ip" ] && echo "host $SFA_DB_NAME $SFA_DB_USER ${registry_ip}/32 password"
- ) >>$pg_hba_conf
-
- if [ "$SFA_GENERIC_FLAVOUR" == "openstack" ] ; then
- [ -n "$registry_ip" ] && echo "host nova nova ${registry_ip}/32 password" >> $pg_hba_conf
- fi
-
- # Fix ownership (sed -i changes it)
- chown postgres:postgres $postgresql_conf $pg_hba_conf
-
- ######## compute a password if needed
- if [ -z "$SFA_DB_PASSWORD" ] ; then
- SFA_DB_PASSWORD=$(uuidgen)
- sfa-config --category=sfa_db --variable=password --value="$SFA_DB_PASSWORD" --save=$sfa_local_config $sfa_local_config >& /dev/null
- reload force
- fi
-
- ######## Start up the server
- # not too nice, but.. when co-located with myplc we'll let it start/stop postgresql
- postgresql_check || {
- service postgresql start >& /dev/null
- MESSAGE=$"Starting PostgreSQL server"
- echo -n "$MESSAGE"
- [ "$ERRORS" == 0 ] && success "$MESSAGE" || failure "$MESSAGE" ; echo
- # best-effort to make sure we turn it back off when running stop
- touch $POSTGRESQL_STARTED
- }
- postgresql_check
- check
-
- ######## make sure we have the user and db created
- # user
- if ! psql -U $SFA_DB_USER -c "" template1 >/dev/null 2>&1 ; then
- psql -U postgres -c "CREATE USER $SFA_DB_USER PASSWORD '$SFA_DB_PASSWORD'" template1 >& /dev/null
- else
- psql -U postgres -c "ALTER USER $SFA_DB_USER WITH PASSWORD '$SFA_DB_PASSWORD'" template1 >& /dev/null
- fi
- check
-
- # db
- if ! psql -U $SFA_DB_USER -c "" $SFA_DB_NAME >/dev/null 2>&1 ; then
- createdb -U postgres --template=template0 --encoding=UNICODE --owner=$SFA_DB_USER $SFA_DB_NAME
- check
- fi
- check
- # mention sfaadmin.py instead of just sfaadmin for safety
- sfaadmin.py reg sync_db
-
- MESSAGE=$"SFA: Checking for PostgreSQL server"
- echo -n "$MESSAGE"
- [ "$ERRORS" == 0 ] && success "$MESSAGE" || failure "$MESSAGE" ; echo
-}
-
-# shutdown DB
-function db_stop () {
-
- # only if enabled
- [ "$SFA_DB_ENABLED" == 1 -o "$SFA_DB_ENABLED" == True ] || return
-
- # not too nice, but.. when co-located with myplc we'll let it start/stop postgresql
- if [ -f $POSTGRESQL_STARTED ] ; then
- service postgresql stop >& /dev/null
- check
- MESSAGE=$"Stopping PostgreSQL server"
- echo -n "$MESSAGE"
- [ "$ERRORS" == 0 ] && success "$MESSAGE" || failure "$MESSAGE" ; echo
- rm -f $POSTGRESQL_STARTED
- fi
-}
-
-function start() {
-
- reload
-
- db_start
- # migrations are now handled in the code by sfa.storage.dbschema
-
- # install peer certs
- action $"SFA: installing peer certs" daemon /usr/bin/sfa-start.py -t -d $OPTIONS
-
- [ "$SFA_REGISTRY_ENABLED" == 1 -o "$SFA_REGISTRY_ENABLED" == True ] && action $"SFA: Registry" daemon /usr/bin/sfa-start.py -r -d $OPTIONS
-
- [ "$SFA_AGGREGATE_ENABLED" == 1 -o "$SFA_AGGREGATE_ENABLED" == True ] && action $"SFA: Aggregate" daemon /usr/bin/sfa-start.py -a -d $OPTIONS
-
- [ "$SFA_SM_ENABLED" == 1 -o "$SFA_SM_ENABLED" == True ] && action "SFA: SliceMgr" daemon /usr/bin/sfa-start.py -s -d $OPTIONS
-
- [ "$SFA_FLASHPOLICY_ENABLED" == 1 -o "$SFA_FLASHPOLICY_ENABLED" == True ] && \
- action "Flash Policy Server" daemon /usr/bin/sfa_flashpolicy.py --file="$SFA_FLASHPOLICY_CONFIG_FILE" --port=$SFA_FLASHPOLICY_PORT -d
-
- touch $SFALOCK
-
-}
-
-function stop() {
- action $"Shutting down SFA" killproc sfa-start.py
-# a possible alternative reads; esp. as we remove lock manually below
-# echo $"Shutting down SFA" ; pkill '^sfa-start'
-
- db_stop
-
- rm -f $SFALOCK
-}
-
-
-case "$1" in
- start) start ;;
- stop) stop ;;
- reload) reload force ;;
- restart) stop; start ;;
- condrestart)
- if [ -f $SFALOCK ]; then
- stop
- start
- fi
- ;;
- status)
- status sfa-start.py
-# possible alternative for debian
-# pids=$(pgrep '^sfa-start'); [ -n "$pids" ] && ps $pids
-
- RETVAL=$?
- ;;
- dbdump)
- dump_sfa_db
- ;;
- *)
- echo $"Usage: $0 {start|stop|reload|restart|condrestart|status|dbdump}"
- exit 1
- ;;
-esac
-
-exit $RETVAL
git://git.onelab.eu / sfa.git / blobdiff