3 # sfa Wraps PLCAPI into the SFA compliant API
5 # hopefully right after plc
6 # chkconfig: 2345 61 39
8 # description: Wraps PLCAPI into the SFA compliant API
12 # borrowed from postgresql
13 function debian_get_postgresql_versions () {
15 for v in `ls /usr/lib/postgresql/ 2>/dev/null`; do
16 if [ -x /usr/lib/postgresql/$v/bin/pg_ctl ] && [ ! -x /etc/init.d/postgresql-$v ]; then
20 if [[ ${#versions[*]} == "0" ]]; then
21 echo "E: Missing postgresql installation. Aborting."
24 if [[ ${#versions[*]} != "1" ]]; then
25 echo "E: Too many postgresql versions installed. Aborting."
32 if [ -f /etc/redhat-release ] ; then
33 # source function library
34 . /etc/init.d/functions
35 PGDATA=/var/lib/pgsql/data/
37 PGLOCK=/var/lock/subsys/postgresql
38 SFALOCK=/var/lock/subsys/sfa-start.pid
39 elif [ -f /etc/debian_version ] ; then
40 debian_get_postgresql_versions
41 PGDATA=/etc/postgresql/$pgver/main/
43 PGLOCK=/var/run/postgresql/$pgver-main.pid
44 SFALOCK=/var/run/sfa-start.pid
46 echo "initscript can only handle redhat/fedora or debian/ubuntu systems"
51 postgresql_conf=$PGDATA/postgresql.conf
52 pghba_conf=$PGDATA/pg_hba.conf
53 postgresql_sysconfig=/etc/sysconfig/pgsql
55 # SFA consolidated (merged) config file
56 sfa_whole_config=/etc/sfa/sfa_config
57 # SFA default config (read-only template)
58 sfa_default_config=/etc/sfa/default_config.xml
59 # SFA local (site-dependent) file
60 sfa_local_config=/etc/sfa/configs/site_config
61 sfa_local_config_xml=/etc/sfa/configs/site_config.xml
63 # Source sfa shell config if present
64 [ -f /etc/sfa/sfa_config.sh ] && . /etc/sfa/sfa_config.sh
66 # Export so that we do not have to specify -p to psql invocations
67 export PGPORT=$SFA_DB_PORT
70 # Total number of errors
73 # Count the exit status of the last command
76 ERRORS=$(($ERRORS+$?))
79 # can't trust the return of service postgresql start / nor status
80 function postgresql_check () {
82 # wait until postmaster is up and running - or 10s max
83 if status $PGWATCH >& /dev/null && [ -f $PGLOCK ] ; then
84 # The only way we can be sure is if we can access it
85 for i in $(seq 1 10) ; do
86 # Must do this as the postgres user initially (before we
87 # fix pg_hba.conf to passwordless localhost access).
88 su -c 'psql -U postgres -c "" template1' postgres && return 0
96 # use a single date of this script invocation for the dump_*_db functions.
97 DATE=$(date +"%Y-%m-%d-%H-%M-%S")
99 # Dumps the database - optional argument to specify filename suffix
100 function dump_sfa_db() {
101 if [ -n "$1" ] ; then suffix="-$1" ; else suffix="" ; fi
102 mkdir -p /usr/share/sfa/backups
103 dumpfile=/usr/share/sfa/backups/$(date +"${SFA_DB_NAME}.${DATE}${suffix}.sql")
104 pg_dump -U $SFA_DB_USER $SFA_DB_NAME > $dumpfile
105 echo "Saved sfa database in $dumpfile"
109 # Regenerate configuration files - almost verbatim from plc.init
113 # Regenerate the main configuration file from default values
114 # overlaid with site-specific and current values.
115 # Thierry -- 2007-07-05 : values in plc_config.xml are *not* taken into account here
116 files=( $sfa_default_config $sfa_local_config )
117 for file in "${files[@]}" ; do
118 if [ -n "$force" -o $file -nt $sfa_whole_config ] ; then
119 tmp=$(mktemp /tmp/sfa_config.XXXXXX)
120 sfa-config --python "${files[@]}" >$tmp
121 if [ $? -eq 0 ] ; then
122 mv $tmp $sfa_whole_config
123 chmod 444 $sfa_whole_config
125 echo "SFA: Warning: Invalid configuration file(s) detected"
132 # Convert configuration to various formats
133 if [ -f $sfa_local_config_xml ] ; then
134 sfa-config --python $sfa_local_config_xml > $sfa_local_config
135 rm $sfa_local_config_xml
137 if [ -n "$force" -o $sfa_local_config -nt $sfa_whole_config ] ; then
138 sfa-config --python $sfa_default_config $sfa_local_config > $sfa_whole_config
140 if [ -n "$force" -o $sfa_whole_config -nt /etc/sfa/sfa_config.sh ] ; then
141 sfa-config --shell $sfa_default_config $sfa_local_config > /etc/sfa/sfa_config.sh
143 # if [ -n "$force" -o $sfa_whole_config -nt /etc/sfa/php/sfa_config.php ] ; then
144 # mkdir -p /etc/sfa/php
145 # plc-config --php $sfa_whole_config >/etc/sfa/php/sfa_config.php
148 # [re]generate the sfa_component_config
149 # this is a server-side thing but produces a file that somehow needs to be pushed
150 # on the planetlab nodes; in the case where sfa and myplc run on different boxes
151 # (or there is no myplc at all) this should be turned off
152 # as the component manager is not operational yet we skip this for now
153 #gen-sfa-cm-config.py
155 # reload the shell version
156 [ -f /etc/sfa/sfa_config.sh ] && . /etc/sfa/sfa_config.sh
160 ### initialize DB (don't chkconfig postgresql on)
161 function db_start () {
164 [ "$SFA_DB_ENABLED" == 1 -o "$SFA_DB_ENABLED" == True ] || return
166 if ! rpm -q myplc >& /dev/null; then
168 ######## standalone deployment - no colocated myplc
171 # Set data directory and redirect startup output to /var/log/pgsql
172 mkdir -p $(dirname $postgresql_sysconfig)
173 # remove previous definitions
174 touch $postgresql_sysconfig
175 tmp=${postgresql_sysconfig}.new
176 ( egrep -v '^(PGDATA=|PGLOG=|PGPORT=)' $postgresql_sysconfig
177 echo "PGDATA=$PGDATA"
178 echo "PGLOG=/var/log/pgsql"
179 echo "PGPORT=$SFA_DB_PORT"
180 ) >> $tmp ; mv -f $tmp $postgresql_sysconfig
182 ######## /var/lib/pgsql/data
183 # Fix ownership (rpm installation may have changed it)
184 chown -R -H postgres:postgres $(dirname $PGDATA)
186 # PostgreSQL must be started at least once to bootstrap
187 # /var/lib/pgsql/data
188 if [ ! -f $postgresql_conf ] ; then
189 service postgresql initdb &> /dev/null || :
193 ######## /var/lib/pgsql/data/postgresql.conf
195 foo=$(python -c "import socket; print socket.gethostbyname(\"$SFA_REGISTRY_HOST\")") && registry_ip="$foo"
196 # Enable DB server. drop Postgresql<=7.x
197 # PostgreSQL >=8.0 defines listen_addresses
198 # listen on a specific IP + localhost, more robust when run within a vserver
199 sed -i -e '/^listen_addresses/d' $postgresql_conf
200 if [ -z "$registry_ip" ] ; then
201 echo "listen_addresses = 'localhost'" >> $postgresql_conf
203 echo "listen_addresses = '${registry_ip},localhost'" >> $postgresql_conf
205 # tweak timezone to be 'UTC'
206 sed -i -e '/^timezone=/d' $postgresql_conf
207 echo "timezone='UTC'" >> $postgresql_conf
209 ######## /var/lib/pgsql/data/pg_hba.conf
210 # Disable access to all DBs from all hosts
211 sed -i -e '/^\(host\|local\)/d' $pghba_conf
213 # Enable passwordless localhost access
214 echo "local all all trust" >>$pghba_conf
217 echo "host $SFA_DB_NAME $SFA_DB_USER 127.0.0.1/32 password"
218 [ -n "$registry_ip" ] && echo "host $SFA_DB_NAME $SFA_DB_USER ${registry_ip}/32 password"
221 if [ "$SFA_GENERIC_FLAVOUR" == "openstack" ] ; then
222 [ -n "$registry_ip" ] && echo "host nova nova ${registry_ip}/32 password" >> $pghba_conf
225 # Fix ownership (sed -i changes it)
226 chown postgres:postgres $postgresql_conf $pghba_conf
228 ######## compute a password if needed
229 if [ -z "$SFA_DB_PASSWORD" ] ; then
230 SFA_DB_PASSWORD=$(uuidgen)
231 sfa-config --category=sfa_db --variable=password --value="$SFA_DB_PASSWORD" --save=$sfa_local_config $sfa_local_config >& /dev/null
237 ######## we are colocated with a myplc
238 # no need to worry about the pgsql setup (see /etc/plc.d/postgresql)
239 # myplc enforces the password for its user
240 PLC_DB_USER=$(plc-config --category=plc_db --variable=user)
241 PLC_DB_PASSWORD=$(plc-config --category=plc_db --variable=password)
242 # store this as the SFA user/password
243 sfa-config --category=sfa_db --variable=user --value=$PLC_DB_USER --save=$sfa_local_config $sfa_local_config >& /dev/null
244 sfa-config --category=sfa_db --variable=password --value=$PLC_DB_PASSWORD --save=$sfa_local_config $sfa_local_config >& /dev/null
248 ######## Start up the server
249 # not too nice, but.. when co-located with myplc we'll let it start/stop postgresql
250 if ! rpm -q myplc >& /dev/null ; then
252 service postgresql start >& /dev/null
257 ######## make sure we have the user and db created
259 if ! psql -U $SFA_DB_USER -c "" template1 >/dev/null 2>&1 ; then
260 psql -U postgres -c "CREATE USER $SFA_DB_USER PASSWORD '$SFA_DB_PASSWORD'" template1 >& /dev/null
262 psql -U postgres -c "ALTER USER $SFA_DB_USER WITH PASSWORD '$SFA_DB_PASSWORD'" template1 >& /dev/null
267 if ! psql -U $SFA_DB_USER -c "" $SFA_DB_NAME >/dev/null 2>&1 ; then
268 createdb -U postgres --template=template0 --encoding=UNICODE --owner=$SFA_DB_USER $SFA_DB_NAME
272 # mention sfaadmin.py instead of just sfaadmin for people who do not install through rpm
273 sfaadmin.py reg sync_db
275 MESSAGE=$"SFA: Checking for PostgreSQL server"
277 [ "$ERRORS" == 0 ] && success "$MESSAGE" || failure "$MESSAGE" ; echo
281 function db_stop () {
284 [ "$SFA_DB_ENABLED" == 1 -o "$SFA_DB_ENABLED" == True ] || return
286 # not too nice, but.. when co-located with myplc we'll let it start/stop postgresql
287 if ! rpm -q myplc >& /dev/null ; then
288 service postgresql stop >& /dev/null
290 MESSAGE=$"Stopping PostgreSQL server"
292 [ "$ERRORS" == 0 ] && success "$MESSAGE" || failure "$MESSAGE" ; echo
301 # migrations are now handled in the code by sfa.storage.dbschema
304 action $"SFA: installing peer certs" daemon /usr/bin/sfa-start.py -t -d $OPTIONS
306 [ "$SFA_REGISTRY_ENABLED" == 1 -o "$SFA_REGISTRY_ENABLED" == True ] && action $"SFA: Registry" daemon /usr/bin/sfa-start.py -r -d $OPTIONS
308 [ "$SFA_AGGREGATE_ENABLED" == 1 -o "$SFA_AGGREGATE_ENABLED" == True ] && action $"SFA: Aggregate" daemon /usr/bin/sfa-start.py -a -d $OPTIONS
310 [ "$SFA_SM_ENABLED" == 1 -o "$SFA_SM_ENABLED" == True ] && action "SFA: SliceMgr" daemon /usr/bin/sfa-start.py -s -d $OPTIONS
312 [ "$SFA_FLASHPOLICY_ENABLED" == 1 ] && \
313 action "Flash Policy Server" daemon /usr/bin/sfa_flashpolicy.py --file="$SFA_FLASHPOLICY_CONFIG_FILE" --port=$SFA_FLASHPOLICY_PORT -d
320 action $"Shutting down SFA" killproc sfa-start.py
321 # a possible alternative reads; esp. as we remove lock manually below
322 # echo $"Shutting down SFA" ; pkill '^sfa-start'
333 reload) reload force ;;
334 restart) stop; start ;;
336 if [ -f $SFALOCK ]; then
343 # possible alternative for debian
344 # pids=$(pgrep '^sfa-start'); [ -n "$pids" ] && ps $pids
352 echo $"Usage: $0 {start|stop|reload|restart|condrestart|status|dbdump}"