118 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
			
		
		
	
	
			118 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
#!/usr/bin/env bash
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set -e
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# NOTE: You still need to start the frontend bits of this application separately
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# as starting it here as a child process would leave leftover processes on
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# script termination; it appears there is some complication that does not allow
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# the shell to clean up nodejs grandchild processes correctly upon script exit.
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# Static bits:
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export APP_URL="${API_URL-http://localhost:8081}"
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export OPERATOR_API_URL="${OPERATOR_API_URL-http://localhost:8080}"
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export TARGET_NAMESPACE="${TARGET_NAMESPACE-*}"
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default_operator_ui_config='{
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  "docs_link":"https://postgres-operator.readthedocs.io/en/latest/",
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  "dns_format_string": "{1}-{0}.{2}",
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  "databases_visible": true,
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  "nat_gateways_visible": false,
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  "resources_visible": true,
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  "users_visible": true,
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  "postgresql_versions": [
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    "11",
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    "10",
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    "9.6"
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  ],
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  "static_network_whitelist": {
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    "localhost": ["172.0.0.1/32"]
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  }
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}'
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export OPERATOR_UI_CONFIG="${OPERATOR_UI_CONFIG-${default_operator_ui_config}}"
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# S3 backup bucket:
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export SPILO_S3_BACKUP_BUCKET="postgres-backup"
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# defines teams
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teams='["acid"]'
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export TEAMS="${TEAMS-${teams}}"
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# Kubernetes API URL (e.g. minikube):
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kubernetes_api_url="https://192.168.99.100:8443"
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# Enable job control:
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set -m
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# Clean up child processes on exit:
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trap 'kill $(jobs -p)' EXIT
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# PostgreSQL Operator UI application name as deployed:
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operator_ui_application='postgres-operator-ui'
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# Hijack the PostgreSQL Operator UI pod as a proxy for its AWS instance profile
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# on the pod's localhost:1234 which allows the WAL-E code to list backups there:
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kubectl exec \
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  "$(
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    kubectl get pods \
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      --server="${kubernetes_api_url}" \
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      --selector="application=${operator_ui_application}" \
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      --output='name' \
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      | head --lines=1 \
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      | sed 's@^[^/]*/@@'
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  )" \
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  -- \
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    sh -c '
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      apk add --no-cache socat;
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      pkill socat;
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      socat -v TCP-LISTEN:1234,reuseaddr,fork,su=nobody TCP:169.254.169.254:80
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    ' \
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  &
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# Forward localhost:1234 to localhost:1234 on the PostgreSQL Operator UI pod to
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# get to the AWS instance metadata endpoint:
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echo "Port forwarding to the PostgreSQL Operator UI's instance metadata service"
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kubectl port-forward \
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  --server="${kubernetes_api_url}" \
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  "$(
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    kubectl get pods \
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      --server="${kubernetes_api_url}" \
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      --selector="application=${operator_ui_application}" \
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      --output='name' \
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      | head --lines=1 \
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      | sed 's@^[^/]*/@@'
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  )" \
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  1234 \
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  &
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# Forward localhost:8080 to localhost:8080 on the PostgreSQL Operator pod, which
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# allows access to the Operator REST API
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# when using helm chart use --selector='app.kubernetes.io/name=postgres-operator'
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echo 'Port forwarding to the PostgreSQL Operator REST API'
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kubectl port-forward \
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  --server="${kubernetes_api_url}" \
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  "$(
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    kubectl get pods \
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      --server="${kubernetes_api_url}" \
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      --selector='name=postgres-operator' \
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      --output='name' \
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      | head --lines=1 \
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      | sed 's@^[^/]*/@@'
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  )" \
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  8080 \
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  &
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# Start a local proxy on localhost:8001 of the target Kubernetes cluster's API:
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kubectl proxy &
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# Start application:
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python3 \
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  -m operator_ui \
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  --clusters='localhost:8001' \
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  $@
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