fuel-main/fuel-bootstrap-image-builder/bin/fuel-bootstrap-image-set

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#!/bin/sh
# Script for switching between the Ubuntu and CentOS based bootstrap images.
# Usage: fuel-bootstrap-image-set centos|ubuntu
# FIXME(azvyagintsev) https://bugs.launchpad.net/fuel/+bug/1522066
set -e
MYSELF="${0##*/}"
ASTUTE_YAML="/etc/fuel/astute.yaml"
cobbler_manifest="/etc/puppet/modules/nailgun/examples/cobbler-only.pp"
astute_manifest="/etc/puppet/modules/nailgun/examples/astute-only.pp"
run_puppet () {
local container="$1"
local manifest="$2"
local ret=''
set +e
dockerctl shell "$container" puppet apply --detailed-exitcodes -dv "$manifest"
ret=$?
set -e
if [ "$ret" = "0" ] || [ "$ret" = "2" ]; then
return 0
else
cat >&2 <<-EOF
$MYSELF: puppet apply $manifest failed: exit code $ret
$MYSELF: container: $container
EOF
exit 1
fi
}
maybe_restart_dnsmasq () {
if ! dockerctl shell cobbler service dnsmasq status >/dev/null; then
dockerctl shell cobbler service dnsmasq restart
fi
}
verify_bootstrap_flavor () {
local flavor="$1"
if [ -z "$flavor" ]; then
cat >&2 <<-EOF
$MYSELF: error: no bootstrap image specified
Usage: $MYSELF centos|ubuntu
EOF
exit 1
fi
case "$flavor" in
centos|CentOS)
flavor='centos'
;;
ubuntu|Ubuntu)
flavor='ubuntu'
;;
*)
cat >&2 <<-EOF
$MYSELF: error: unknown bootstrap image: $flavor
$MYSELF: available bootstrap images: ubuntu, centos
EOF
exit 1
;;
esac
}
write_astute_yaml () {
local flavor="$1"
python <<-PYEOF
from fuelmenu.fuelmenu import Settings
conf = Settings().read("$ASTUTE_YAML").get('BOOTSTRAP', {})
conf['flavor'] = "$flavor"
Settings().write({'BOOTSTRAP': conf}, outfn="$ASTUTE_YAML", defaultsfile=None)
PYEOF
}
switch_bootstrap () {
local flavor="$1"
verify_bootstrap_flavor "$flavor"
write_astute_yaml "$flavor"
run_puppet cobbler "$cobbler_manifest"
# XXX: sometimes dnsmasq stops after cobbler sync
maybe_restart_dnsmasq
run_puppet astute "$astute_manifest"
dockerctl shell astute service astute restart
}
switch_bootstrap $1