Improve PostgreSQL installation parameters auto-detection
This commit is contained in:
Benjamin Renard
root
parent
b092186b89
commit
dc07eccd09
|
|
@ -19,22 +19,19 @@
|
|||
# Source : http://git.zionetrix.net/check_pg_streaming_replication
|
||||
#
|
||||
|
||||
PG_USER=postgres
|
||||
DEFAULT_PG_USER=postgres
|
||||
DEFAULT_PG_VERSION=9.1
|
||||
DEFAULT_PG_MAIN=/var/lib/postgresql/$PG_VERSION/main
|
||||
DEFAULT_PG_PORT=5432
|
||||
PG_USER=""
|
||||
PG_VERSION=""
|
||||
PG_MAIN=""
|
||||
PG_MASTER_USER=""
|
||||
PSQL_BIN=/usr/bin/psql
|
||||
PG_MAIN=/var/lib/postgresql/9.1/main
|
||||
if [ -f /etc/debian_version ]
|
||||
then
|
||||
AUTO_PG_MAIN=$( ls -1d /var/lib/postgresql/9*/main 2> /dev/null|sort -n|tail -n 1 )
|
||||
[ -n "$AUTO_PG_MAIN" -a -d "$AUTO_PG_MAIN" ] && PG_MAIN=$AUTO_PG_MAIN
|
||||
elif [ -f /etc/redhat-release ]
|
||||
then
|
||||
AUTO_PG_MAIN=$( ls -1d /var/lib/pgsql/9*/data 2> /dev/null|sort -n|tail -n 1 )
|
||||
[ -n "$AUTO_PG_MAIN" -a -d "$AUTO_PG_MAIN" ] && PG_MAIN=$AUTO_PG_MAIN
|
||||
fi
|
||||
PG_LSCLUSTER_BIN=/usr/bin/pg_lsclusters
|
||||
RECOVERY_CONF_FILENAME=recovery.conf
|
||||
RECOVERY_CONF=""
|
||||
PG_DEFAULT_PORT=5432
|
||||
PG_DEFAULT_PORT=""
|
||||
PG_DEFAULT_APP_NAME=$( hostname )
|
||||
PG_DB=""
|
||||
CHECK_CUR_MASTER_XLOG=1
|
||||
|
|
@ -46,27 +43,30 @@ DEBUG=0
|
|||
function usage () {
|
||||
cat << EOF
|
||||
Usage : $0 [-d] [-h] [options]
|
||||
-u pg_user Specify Postgres user (Default : $PG_USER)
|
||||
-b psql_bin Specify psql binary path (Default : $PSQL_BIN)
|
||||
-m pg_main Specify Postgres main directory path
|
||||
(By default, try to auto-detect it, on your system it :
|
||||
$PG_MAIN)
|
||||
-u pg_user Specify local Postgres user (Default: try to auto-detect or use $DEFAULT_PG_USER)
|
||||
-b psql_bin Specify psql binary path (Default: $PSQL_BIN)
|
||||
-B pg_lsclusters_bin Specify pg_lsclusters binary path (Default: $PG_LSCLUSTER_BIN)
|
||||
-V pg_version Specify Postgres version (Default: try to auto-detect or use $DEFAULT_PG_VERSION)
|
||||
-m pg_main Specify Postgres main directory path (Default: try to auto-detect or use
|
||||
$DEFAULT_PG_MAIN)
|
||||
-r recovery_conf Specify Postgres recovery configuration file path
|
||||
(Default : [PG_MAIN]/$RECOVERY_CONF_FILENAME)
|
||||
-U pg_master_user Specify Postgres user to use on master (Default : user from recovery.conf file)
|
||||
-p pg_port Specify default Postgres master TCP port (Default : $PG_DEFAULT_PORT)
|
||||
-D dbname Specify DB name on Postgres master/slave to connect on (Default : PG_USER)
|
||||
(Default: [PG_MAIN]/$RECOVERY_CONF_FILENAME)
|
||||
-U pg_master_user Specify Postgres user to use on master (Default: user from recovery.conf file)
|
||||
-p pg_port Specify default Postgres master TCP port (Default: same as local PostgreSQL
|
||||
port if detected or use $DEFAULT_PG_PORT)
|
||||
-D dbname Specify DB name on Postgres master/slave to connect on (Default: PG_USER, must
|
||||
match with .pgpass one is used)
|
||||
-C 1/0 Enable or disable check if the current XLOG file of the master host is the same
|
||||
of the last replay XLOG file (Default : $CHECK_CUR_MASTER_XLOG)
|
||||
-w replay_warn_delay Specify the replay warning delay in second (Default : $REPLAY_WARNING_DELAY)
|
||||
-c replay_crit_delay Specify the replay critical delay in second (Default : $REPLAY_CRITICAL_DELAY)
|
||||
of the last replay XLOG file (Default: $CHECK_CUR_MASTER_XLOG)
|
||||
-w replay_warn_delay Specify the replay warning delay in second (Default: $REPLAY_WARNING_DELAY)
|
||||
-c replay_crit_delay Specify the replay critical delay in second (Default: $REPLAY_CRITICAL_DELAY)
|
||||
-d Debug mode
|
||||
-h Show this message
|
||||
EOF
|
||||
exit 0
|
||||
}
|
||||
|
||||
while getopts "hu:b:m:r:U:p:D:C:w:c:d" OPTION
|
||||
while getopts "hu:b:B:V:m:r:U:p:D:C:w:c:d" OPTION
|
||||
do
|
||||
case $OPTION in
|
||||
u)
|
||||
|
|
@ -75,6 +75,12 @@ do
|
|||
b)
|
||||
PSQL_BIN=$OPTARG
|
||||
;;
|
||||
B)
|
||||
PG_LSCLUSTER_BIN=$OPTARG
|
||||
;;
|
||||
V)
|
||||
PG_VERSION=$OPTARG
|
||||
;;
|
||||
m)
|
||||
PG_MAIN=$OPTARG
|
||||
;;
|
||||
|
|
@ -111,6 +117,52 @@ do
|
|||
esac
|
||||
done
|
||||
|
||||
function debug() {
|
||||
if [ $DEBUG -eq 1 ]
|
||||
then
|
||||
>&2 echo -e "[DEBUG] $1"
|
||||
fi
|
||||
}
|
||||
|
||||
debug "Starting options (before handling auto-detection/default values) :
|
||||
PG_VERSION = $PG_VERSION
|
||||
PG_DB = $PG_DB
|
||||
PG_USER = $PG_USER
|
||||
PSQL_BIN = $PSQL_BIN
|
||||
PG_LSCLUSTER_BIN = $PG_LSCLUSTER_BIN
|
||||
PG_MAIN = $PG_MAIN
|
||||
RECOVERY_CONF = $RECOVERY_CONF
|
||||
PG_DEFAULT_PORT = $PG_DEFAULT_PORT
|
||||
PG_DEFAULT_APP_NAME = $PG_DEFAULT_APP_NAME
|
||||
CHECK_CUR_MASTER_XLOG = $CHECK_CUR_MASTER_XLOG
|
||||
REPLAY_WARNING_DELAY = $REPLAY_WARNING_DELAY
|
||||
REPLAY_CRITICAL_DELAY = $REPLAY_CRITICAL_DELAY
|
||||
"
|
||||
|
||||
# Auto-detect PostgreSQL information using pg_lsclusters
|
||||
if [ -x "$PG_LSCLUSTER_BIN" ]
|
||||
then
|
||||
PG_CLUSTER=$( $PG_LSCLUSTER_BIN -h 2>/dev/null|head -n1 )
|
||||
if [ -n "$PG_CLUSTER" ]
|
||||
then
|
||||
debug "pg_lsclusters output:\n\t$PG_CLUSTER"
|
||||
# Output example:
|
||||
# 9.6 main 5432 online,recovery postgres /var/lib/postgresql/9.6/main /var/log/postgresql/postgresql-9.6-main.log
|
||||
[ -z "$PG_VERSION" ] && PG_VERSION=$( echo "$PG_CLUSTER"|awk -F ' +' '{print $1}' )
|
||||
[ -z "$PG_DEFAULT_PORT" ] && PG_DEFAULT_PORT=$( echo "$PG_CLUSTER"|awk -F ' +' '{print $3}' )
|
||||
[ -z "$PG_USER" ] && PG_USER=$( echo "$PG_CLUSTER"|awk -F ' +' '{print $5}' )
|
||||
[ -z "$PG_MAIN" ] && PG_MAIN=$( echo "$PG_CLUSTER"|awk -F ' +' '{print $6}' )
|
||||
fi
|
||||
else
|
||||
debug "pg_lsclusters not found ($PG_LSCLUSTER_BIN): parameters auto-detection disabled"
|
||||
fi
|
||||
|
||||
# If auto-detection failed, use default values
|
||||
[ -z "$PG_USER" ] && PG_USER="$DEFAULT_PG_USER"
|
||||
[ -z "$PG_VERSION" ] && PG_VERSION="$DEFAULT_PG_VERSION"
|
||||
[ -z "$PG_MAIN" ] && PG_MAIN="$DEFAULT_PG_MAIN"
|
||||
[ -z "$PG_DEFAULT_PORT" ] && PG_DEFAULT_PORT="$DEFAULT_PG_PORT"
|
||||
|
||||
# Check PG_USER
|
||||
[ -z "$PG_USER" ] && echo "UNKNOWN : Postgres user not specified" && exit 3
|
||||
id "$PG_USER" > /dev/null 2>&1
|
||||
|
|
@ -143,17 +195,12 @@ function psql_master_get () {
|
|||
echo "$sql"|sudo -u $PG_USER $PSQL_BIN -U $M_USER -h $M_HOST -w -p $M_PORT -d $PG_DB -t -P format=unaligned
|
||||
}
|
||||
|
||||
function debug() {
|
||||
if [ $DEBUG -eq 1 ]
|
||||
then
|
||||
>&2 echo "[DEBUG] $1"
|
||||
fi
|
||||
}
|
||||
|
||||
debug "Running options :
|
||||
PG_VERSION = $PG_VERSION
|
||||
PG_DB = $PG_DB
|
||||
PG_USER = $PG_USER
|
||||
PSQL_BIN = $PSQL_BIN
|
||||
PG_LSCLUSTER_BIN = $PG_LSCLUSTER_BIN
|
||||
PG_MAIN = $PG_MAIN
|
||||
RECOVERY_CONF = $RECOVERY_CONF
|
||||
PG_DEFAULT_PORT = $PG_DEFAULT_PORT
|
||||
|
|
|
|||
Loading…
Reference in a new issue