System Initiative

--- schemaVersion: "2.2" description: "Run an upgrade check/status check on an EC2 Node" parameters: Service: type: "String" description: "Service to Run on Node" default: "N/A" InstanceId: type: "String" description: "InstanceId of the executing node" default: "N/A" Action: type: "String" description: "Action to execute [not yet used]" default: "N/A" Environment: type: "String" description: "Environment to run in" default: "N/A" mainSteps: - action: "aws:runShellScript" name: "example" inputs: runCommand: - | # JW: This assessment blindly assumes that there are no additional configuration changes to the binaries or runtimes and that they are a direct application code replacement # this is a little naive but we can check the deployment specs/ymls if we wish to conduct this check too. export SI_SERVICE={{ Service }} export SI_HOSTENV={{ Environment }} export SI_VERSION=$(aws ssm get-parameter --query "Parameter.Value" --output text --name "$SI_HOSTENV-si-version-$SI_SERVICE") export SI_ARTIFACT_TYPE=$(aws ssm get-parameter --query "Parameter.Value" --output text --name "$SI_HOSTENV-binary-type") NEW_VERSION=$(curl -Ls https://artifacts.systeminit.com/{{ Service }}/${SI_VERSION}/${SI_ARTIFACT_TYPE}/linux/$(arch)/{{ Service }}-${SI_VERSION}-${SI_ARTIFACT_TYPE}-linux-$(arch).tar.gz.metadata.json | jq -r '.version') if [ -f "/usr/local/share/{{ Service }}/metadata.json" ]; then RUNNING_VERSION=$(cat /usr/local/share/{{ Service }}/metadata.json | jq -r '.version') else RUNNING_VERSION=$(sudo find / -wholename '/etc/nix-omnibus/{{ Service }}/**/metadata.json' | tail -n 1 | xargs cat | jq -r '.version') fi # Check if both versions are set to non-empty values if [ -z "$NEW_VERSION" ] || [ -z "$RUNNING_VERSION" ]; then echo "{\"instance_id\": \"{{ InstanceId }}\", \"status\": \"error\", \"message\": \"Failed to retrieve versions\"}" else [[ "$NEW_VERSION" != "$RUNNING_VERSION" ]] && UPGRADEABLE="true" || UPGRADEABLE="false" echo "{\"instance_id\": \"{{ InstanceId }}\", \"status\": \"success\", \"service\": \"{{ Service }}\", \"running\": \"$RUNNING_VERSION\", \"new_version\": \"$NEW_VERSION\", \"upgradeable\": \"$UPGRADEABLE\" }" fi