DocScoDoc/config/utils.sh

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# Misc utilities for ScoDoc install shell scripts
to_lower() {
echo $1 | tr "[:upper:]" "[:lower:]"
}
to_upper() {
echo $1 | tr "[:lower:]" "[:upper:]"
}
norm_ans() {
x=$(to_upper $1 | tr O Y)
echo ${x:0:1}
}
check_uid_root() {
if [ "$UID" != "0" ]
then
echo "Erreur: le script $1 doit etre lance par root"
exit 1
fi
}
terminate() {
echo
echo "Erreur: $1"
echo
exit 1
}
# --- Ensure postgres user www-data exists
init_postgres_user() { # run as root
if [ -z $(echo "select usename from pg_user;" | su -c "$PSQL -d template1 -p $POSTGRES_PORT" $POSTGRES_SUPERUSER | grep $POSTGRES_USER) ]
then
# add database user
echo "Creating postgresql user $POSTGRES_USER"
su -c "createuser -p $POSTGRES_PORT --no-superuser --no-createdb --no-adduser --no-createrole ${POSTGRES_USER}" $POSTGRES_SUPERUSER
fi
}
# XXX inutilise
gen_passwd() {
PASSWORD_LENGTH="8"
ALLOWABLE_ASCII="~@#$%^&*()_+=-?><0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
SEED=$(head -c4 /dev/urandom | od -t u4 | awk '{ print $2 }')
RANDOM=$SEED
n=1
password=""
while [ "$n" -le "$PASSWORD_LENGTH" ]
do
password="$password${ALLOWABLE_ASCII:$(($RANDOM%${#ALLOWABLE_ASCII})):1}"
n=$((n+1))
done
echo $password
}