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#!/bin/bash
# Set some generally useful defaults.
MY_IP=$(ip route get $(ip route | awk '$1 == "default" {print $3}') |
awk '$4 == "src" {print $5}')
: ${PUBLIC_IP:=${MY_IP}}
# Iterate over a list of variable names and exit if one is
# undefined.
check_required_vars() {
for var in $*; do
if [ -z "${!var}" ]; then
echo "ERROR: missing $var" >&2
exit 1
fi
done
}
# Exit unless we receive a successful response from the Glance API.
check_for_glance() {
check_required_vars GLANCE_API_SERVICE_HOST
GLANCE_API_URL="http://${GLANCE_API_SERVICE_HOST}:9292/"
curl -sf -o /dev/null "$GLANCE_API_URL" || {
echo "ERROR: glance is not available @ $GLANCE_API_URL" >&2
exit 1
}
echo "glance is active @ $GLANCE_API_URL"
}
# Exit unless we receive a successful response from the Keystone API.
check_for_keystone() {
check_required_vars KEYSTONE_PUBLIC_SERVICE_HOST
KEYSTONE_URL="http://${KEYSTONE_PUBLIC_SERVICE_HOST}:5000/v2.0"
curl -sf -o /dev/null "$KEYSTONE_URL" || {
echo "ERROR: keystone is not available @ $KEYSTONE_URL" >&2
exit 1
}
echo "keystone is active @ $KEYSTONE_URL"
}
# Exit unless we receive a successful response from the database server.
check_for_db() {
check_required_vars MARIADB_SERVICE_HOST DB_ROOT_PASSWORD
mysql -h ${MARIADB_SERVICE_HOST} -u root -p"${DB_ROOT_PASSWORD}" \
-e "select 1" mysql > /dev/null 2>&1 || {
echo "ERROR: database is not available @ $MARIADB_SERVICE_HOST" >&2
exit 1
}
echo "database is active @ ${MARIADB_SERVICE_HOST}"
}
# Dump shell environment to a file
dump_vars() {
set -o posix
set > /pid_$$_vars.sh
set +o posix
}
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