up_gce.sh helper script for getting up and going on gce (#130)

Author: jeremyd

kubernetes/up_gce.sh

@@ -0,0 +1,130 @@
+#!/bin/bash -e
+
+echo This script helps configure codeflow for the initial deployment into a K8S environment.
+echo REQUIRES: jq
+echo
+echo Additional settings can be configured prior to running this script by editing the files:
+echo "* codeflow-services.yaml (optional annotations for your service like SSL)"
+echo "* ../server/configs/codeflow.dev.yml (optional)"
+echo 
+if [ -z "$NONINTERACTIVE" ]; then
+	read -p "Continue with the current settings? (y/n)" yn
+	if [ "$yn" != "y" ]; then
+		echo Aborting..
+		exit 1
+	fi
+fi
+
+# This requires jq to be installed
+if [ ! -x "$(command -v jq)" ]; then
+	echo up.sh requires jq to be installed.
+	echo OSX: brew install jq
+	echo Linux: apt-get
+	exit 1
+fi
+
+# Sanity check, the config exists
+if [ ! -e ../server/configs/codeflow.dev.yml ]; then
+	echo file not found: ../server/configs/codeflow.dev.yml. Please cp codeflow.yml to codeflow.dev.yml and re-run.
+	exit 1
+fi
+
+get_ingress_hostname () {
+	ingress_hostname=$(kubectl get services --namespace=development-checkr-codeflow -ojson |jq -r ".items[] | select(.metadata.name==\"${1}\") | .status.loadBalancer.ingress[0].ip")
+}
+
+wait_for_ingress_hostname () {
+	get_ingress_hostname codeflow-api
+	echo waiting for hostname for codeflow-api ...
+	until [ -n "$ingress_hostname" ] && [ "$ingress_hostname" != "null" ]; do
+		sleep 5
+		get_ingress_hostname codeflow-api
+	done
+
+	get_ingress_hostname codeflow-dashboard
+	echo waiting for hostname for codeflow-dashboard ...
+	until [ -n "$ingress_hostname" ] && [ "$ingress_hostname" != "null" ]; do
+		sleep 5
+		get_ingress_hostname codeflow-dashboard
+	done
+
+}
+ 
+# get_url 'servicename' 'scheme'
+get_url () {
+	url=${3}://$(kubectl get services --namespace=development-checkr-codeflow -ojson |jq -r ".items[] | select(.metadata.name==\"${2}\") | [ .status.loadBalancer.ingress[0].ip, (.spec.ports[] | select(.name==\"${1}\") | .port |tostring) ] |join(\":\")")
+}
+
+get_dashboard_port () {
+	port=$(kubectl get services --namespace=development-checkr-codeflow -ojson |jq ".items[] | select(.metadata.name==\"codeflow-dashboard\") | .spec.ports[] | select(.name==\"dashboard-port\") | .targetPort |tostring")
+}
+
+detect_ssl () {
+	ssl_arn=$(kubectl get services --namespace=development-checkr-codeflow -ojson |jq -r ".items[] | select(.metadata.name==\"codeflow-dashboard\") |.metadata.annotations.\"service.beta.kubernetes.io\/aws-load-balancer-ssl-cert\"")
+	if [ -n "$ssl_arn" ] && [ "$ssl_arn" != "null" ]; then
+		echo Using TCP+SSL protocol..
+		protocol=s
+	fi
+}
+
+set +e
+echo creating namespaces 
+kubectl create namespace development-checkr-codeflow
+
+echo creating mongodb and redis
+kubectl create -f mongodb-service.yaml
+kubectl create -f mongodb-deployment.yaml
+kubectl create -f redis-service.yaml
+kubectl create -f redis-deployment.yaml
+
+echo creating codeflow services
+kubectl create -f codeflow-services.yaml
+set -e
+
+echo configuring codeflow dashboard
+envfile=react-configmap.yaml
+cat << EOF > $envfile
+# This ConfigMap is used to configure codeflow react service (dashboard).
+kind: ConfigMap
+apiVersion: v1
+metadata:
+  name: react-config
+  namespace: development-checkr-codeflow
+data:
+EOF
+
+detect_ssl
+
+wait_for_ingress_hostname
+
+get_url 'api-port' 'codeflow-api' "http${protocol}"
+echo "  REACT_APP_API_ROOT: $url" >> $envfile
+
+get_url 'webhooks-port' 'codeflow-api' "http${protocol}"
+echo "  REACT_APP_WEBHOOKS_ROOT: $url" >> $envfile
+
+get_url 'websockets-port' 'codeflow-api' "ws${protocol}"
+echo "  REACT_APP_WS_ROOT: $url" >> $envfile
+
+get_url 'dashboard-port' 'codeflow-dashboard' "http${protocol}"
+echo "  REACT_APP_ROOT: $url"  >> $envfile
+
+get_dashboard_port
+echo "  REACT_APP_PORT: $port"  >> $envfile
+
+kubectl apply -f $envfile --namespace=development-checkr-codeflow 
+
+echo react-configmap generated and applied from file: $envfile
+echo Services configured successfully..
+echo
+echo Dashboard URL:  $url
+
+echo
+echo configuring codeflow api
+kubectl create configmap codeflow-config --from-file=../server/configs/codeflow.dev.yml --namespace=development-checkr-codeflow
+
+echo running codeflow database migration job
+kubectl create -f codeflow-migration-job.yaml
+
+echo creating codeflow deployment
+kubectl create -f codeflow-deployment.yaml