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Only start service if something changed

pull/382/head
Erik Wilson 2019-04-25 10:06:22 -07:00
parent 6a80350dda
commit 3543ba4b56
1 changed files with 27 additions and 13 deletions
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40
install.sh
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@ -162,6 +162,8 @@ setup_env() {
if [ `id -u` = 0 ]; then if [ `id -u` = 0 ]; then
SUDO= SUDO=
fi fi
PRE_INSTALL_HASHES=`get_installed_hashes`
} }
# --- check if skip download environment variable set --- # --- check if skip download environment variable set ---
@ -472,41 +474,53 @@ EOF
# --- write systemd or openrc service file --- # --- write systemd or openrc service file ---
create_service_file() { create_service_file() {
if [ "${HAS_SYSTEMD}" = "true" ]; then [ "${HAS_SYSTEMD}" = "true" ] && create_systemd_service_file
create_systemd_service_file [ "${HAS_OPENRC}" = "true" ] && create_openrc_service_file
elif [ "${HAS_OPENRC}" = "true" ]; then }
create_openrc_service_file
fi # --- get hashes of the current k3s bin and service files
get_installed_hashes() {
sha256sum ${BIN_DIR}/k3s ${FILE_K3S_SERVICE} ${FILE_K3S_ENV} 2>&1 || true
} }
# --- enable and start systemd service --- # --- enable and start systemd service ---
systemd_enable_and_start() { systemd_enable() {
info "systemd: Enabling ${SYSTEM_NAME} unit" info "systemd: Enabling ${SYSTEM_NAME} unit"
$SUDO systemctl enable ${FILE_K3S_SERVICE} >/dev/null $SUDO systemctl enable ${FILE_K3S_SERVICE} >/dev/null
$SUDO systemctl daemon-reload >/dev/null $SUDO systemctl daemon-reload >/dev/null
}
[ "${INSTALL_K3S_SKIP_START}" = "true" ] && return systemd_start() {
info "systemd: Starting ${SYSTEM_NAME}" info "systemd: Starting ${SYSTEM_NAME}"
$SUDO systemctl restart ${SYSTEM_NAME} $SUDO systemctl restart ${SYSTEM_NAME}
} }
# --- enable and start openrc service --- # --- enable and start openrc service ---
openrc_enable_and_start() { openrc_enable() {
info "openrc: Enabling ${SYSTEM_NAME} service for default runlevel" info "openrc: Enabling ${SYSTEM_NAME} service for default runlevel"
$SUDO rc-update add ${SYSTEM_NAME} default >/dev/null $SUDO rc-update add ${SYSTEM_NAME} default >/dev/null
}
[ "${INSTALL_K3S_SKIP_START}" = "true" ] && return openrc_start() {
info "openrc: Starting ${SYSTEM_NAME}" info "openrc: Starting ${SYSTEM_NAME}"
$SUDO ${FILE_K3S_SERVICE} restart $SUDO ${FILE_K3S_SERVICE} restart
} }
# --- startup systemd or openrc service --- # --- startup systemd or openrc service ---
service_enable_and_start() { service_enable_and_start() {
if [ "${HAS_SYSTEMD}" = "true" ]; then [ "${HAS_SYSTEMD}" = "true" ] && systemd_enable
systemd_enable_and_start [ "${HAS_OPENRC}" = "true" ] && openrc_enable
elif [ "${HAS_OPENRC}" = "true" ]; then
openrc_enable_and_start [ "${INSTALL_K3S_SKIP_START}" = "true" ] && return
POST_INSTALL_HASHES=`get_installed_hashes`
if [ "${PRE_INSTALL_HASHES}" = "${POST_INSTALL_HASHES}" ]; then
info "No change detected so skipping service start"
return
fi fi
[ "${HAS_SYSTEMD}" = "true" ] && systemd_start
[ "${HAS_OPENRC}" = "true" ] && openrc_start
} }
# --- run the install process -- # --- run the install process --