Add Helm chart (#250)

Providing a Helm chart makes it easier for users to deploy to Kubernetes. I think this is good to go, and I've tested deploying to Kind and GKE using the GKE ingress, sql proxy, and managed certificate, but I haven't tested anything AWS related.
2021-02-01 15:46:01 -08:00
parent 8d73e58847
commit 3d328db000
19 changed files with 1835 additions and 0 deletions
@@ -0,0 +1,69 @@
+#!/usr/bin/env bash
+
+set -eou pipefail
+
+usage() {
+    echo "${0} <templated-deployment.yaml> 'LIST OF EXPECTED ENVS' 'LIST OF EXPECTED VOLUMES'"
+}
+
+TEMPLATED_DEPLOYMENT=${1}
+if [ -z "${TEMPLATED_DEPLOYMENT}" ]; then
+    echo "Error: Missing path to templated deployment"
+    usage
+    exit 1
+fi
+
+EXPECTED_ENVS=${2}
+if [ -z "${EXPECTED_ENVS}" ]; then
+    echo "Error: Missing space-separated list of expected environment variables"
+    usage
+    exit 1
+fi
+
+EXPECTED_VOLUMES=${3}
+if [ -z "${EXPECTED_VOLUMES}" ]; then
+    echo "Error: Missing space-separated list of expected volumes"
+    usage
+    exit 1
+fi
+
+ALL_ENVS=$(yq eval 'select(.kind == "Deployment") | .spec.template.spec.containers[].env[].name' ${TEMPLATED_DEPLOYMENT})
+ALL_VOLUME_MOUNTS=$(yq eval 'select(.kind == "Deployment") | .spec.template.spec.containers[].volumeMounts[].name' ${TEMPLATED_DEPLOYMENT})
+ALL_VOLUMES=$(yq eval 'select(.kind == "Deployment") | .spec.template.spec.volumes[].name' ${TEMPLATED_DEPLOYMENT})
+
+seen=0
+for EE in ${EXPECTED_ENVS}; do
+    seen=0
+    for AE in ${ALL_ENVS}; do
+        if [ "${AE}" == "${EE}" ]; then
+            seen=1
+            echo "Expected env found: ${AE}"
+            break
+        fi
+    done
+done
+if [ ${seen} -eq 0 ]; then
+    echo "Error: not all expected envs were found"
+    exit 1
+fi
+
+for EV in ${EXPECTED_VOLUMES}; do
+    seen=0
+    for AV in ${ALL_VOLUMES}; do
+        if [ "${AV}" == "${EV}" ]; then
+            echo "Expected volume found: ${AV}"
+            break
+        fi
+    done
+    for AVM in ${ALL_VOLUME_MOUNTS}; do
+        if [ "${AVM}" == "${EV}" ]; then
+            seen=1
+            echo "Expected volume mount found: ${AVM}"
+            break
+        fi
+    done
+done
+if [ ${seen} -eq 0 ]; then
+    echo "Error: not all expected volumes and their mounts were found"
+    exit 1
+fi