70 lines
3.1 KiB
Bash
70 lines
3.1 KiB
Bash
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#!/bin/sh
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# This creates a GKE Cluster
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# - Will wait for any deletion to complete on a cluster with the same name before creating
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# - Will wait for completion before continuing
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# - If the script is run concurrently multiple times, only one cluster will be created, all instances will wait for availability
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# Requires GCP Cloud SDK
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# Installs retry https://github.com/kadwanev/retry
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GKE_PROJECT=$1
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GKE_CLUSTER=$2
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GKE_ZONE=$3
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# may update this to avoid repeated install, drop me a comment if needed
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sudo sh -c "curl https://raw.githubusercontent.com/kadwanev/retry/master/retry -o /usr/local/bin/retry && chmod +x /usr/local/bin/retry"
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attempts=0
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while [ $attempts -le 1 ]
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do
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retry -s 15 -t 20 -v '
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STATUS=$(gcloud container clusters list --format="json" --project $GKE_PROJECT |
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jq "
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.[] |
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{name: .name, status: .status} |
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select(.name == \"$GKE_CLUSTER\")
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" |
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jq ".status")
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if [ "$STATUS" == "\"STOPPING\"" ]; then echo "Cluster stopping waiting for completion" && exit 1; fi
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exit 0
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'
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cluster=$(gcloud container clusters list --project $GKE_PROJECT --format="json" | jq '.[] | select(.name == "${GKE_CLUSTER}")')
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if [ -z "$cluster" ];
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then
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echo "No clusters found for \"$GKE_CLUSTER\" in project \"$GKE_CLUSTER\" in zone \"$GKE_ZONE\""
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# you may not need this, it installs GCP beta for additional command line options
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gcloud components install beta -q
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# replace this line with whatever type of cluster you want to create
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gcloud beta container --project $GKE_PROJECT clusters create $GKE_CLUSTER --zone $GKE_ZONE --no-enable-basic-auth --cluster-version "1.15.12-gke.2" --machine-type "custom-1-3072" --image-type "COS" --disk-type "pd-standard" --disk-size "15" --metadata disable-legacy-endpoints=true --scopes "https://www.googleapis.com/auth/devstorage.read_only","https://www.googleapis.com/auth/logging.write","https://www.googleapis.com/auth/monitoring","https://www.googleapis.com/auth/servicecontrol","https://www.googleapis.com/auth/service.management.readonly","https://www.googleapis.com/auth/trace.append" --num-nodes "1" --enable-stackdriver-kubernetes --enable-ip-alias --default-max-pods-per-node "110" --enable-autoscaling --min-nodes "0" --max-nodes "3" --no-enable-master-authorized-networks --addons HorizontalPodAutoscaling,HttpLoadBalancing --enable-autoupgrade --enable-autorepair --max-surge-upgrade 1 --max-unavailable-upgrade 0
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fi;
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retry -s 15 -t 20 -v '
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STATUS=$(gcloud container clusters list --format="json" --project $GKE_PROJECT |
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jq "
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.[] |
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{name: .name, status: .status} |
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select(.name == \"$GKE_CLUSTER\")
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" |
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jq ".status")
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if [ "$STATUS" == "\"PROVISIONING\"" ]; then echo "Cluster provisioning waiting for available" && exit 1; fi
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exit 0
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'
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echo "Cluster is available"
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gcloud container clusters get-credentials $GKE_CLUSTER --zone $GKE_ZONE --project $GKE_PROJECT
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kubectl version
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NSID=$(cat /proc/sys/kernel/random/uuid)
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echo "::set-env name=NSID::"$NSID
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{
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cat <<EOF | kubectl apply -f -
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apiVersion: v1
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kind: Namespace
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metadata:
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name: ns-unity-builder-$NSID
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labels:
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app: unity-builder
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EOF
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} && exit 0
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attempts=$(($attempts+1))
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done
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