ScoDoc/tools/utils.sh

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2.2 KiB
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#!/bin/bash
# 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 $1 doit etre lance par root"
exit 1
fi
}
terminate() {
status=${2:-1} # default: exit 1
echo
echo "Erreur: $1"
echo
exit $status
}
# Start/stop scodoc, using sysv or systemd
scodocctl() {
if [ "$1" = "start" ]; then
echo "Starting ScoDoc..."
elif [ "$1" = "stop" ]; then
echo "Stopping ScoDoc"
else
echo "Error: invalid argument for scodocctl"
exit 1
fi
if [ -e /etc/systemd/system/scodoc.service ]
then
systemctl $1 scodoc
else
echo "(using legacy SystemV)"
/etc/init.d/scodoc "$1"
fi
}
# --- Ensure postgres user scodoc 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 --createdb --no-superuser --no-adduser --no-createrole ${POSTGRES_USER}" "$POSTGRES_SUPERUSER"
fi
}
# --- Ensure Unix user "scodoc" exists
check_create_scodoc_user() {
if [ $(id -u "${SCODOC_USER}" &> /dev/null) ]
then
echo "Creating unix user ${SCODOC_USER}"
adduser --no-create-home --shell /bin/bash --gecos "ScoDoc service" ${SCODOC_USER} || die "failed to create user"
else
echo "Unix user ${SCODOC_USER} exists"
fi
}
# --- Give all ScoDoc files to user "scodoc":
change_scodoc_file_ownership() {
echo "Changing owner of $SCODOC_DIR to ${SCODOC_USER}"
chown -R "${SCODOC_USER}:${SCODOC_GROUP}" "$SCODOC_DIR"
}
# 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"
}