9.ExportApplicationManifests.md

Export Deployment Configs

for ns in $(ls clusterconfigs/namespaces); do
    echo "Exporting manifests for namespace: " $ns;
    mkdir -p ocp-manifests/namespaces/$ns;
    for dc in $(oc get dc -n $ns -o jsonpath='{.items[*].metadata.name}' ); do
        echo "Exporting DeploymentConfigs: " $dc;
        oc get dc $dc -n $ns -o yaml \
            | yq e 'del(.metadata.creationTimestamp)' - \
            | yq e 'del(.metadata.annotations.*)' - \
            | yq e 'del(.metadata.labels.template*)' - \
            | yq e 'del(.metadata.labels.xpaas)' - \
            | yq e 'del(.metadata.resourceVersion)' - \
            | yq e 'del(.metadata.selfLink)' - \
            | yq e 'del(.metadata.uid)' - \
            | yq e 'del(.metadata.generation)' - \
            | yq e 'del(.metadata.managedFields)' - \
            | yq e 'del(.status)' -  \
            > ocp-manifests/namespaces/$ns/$dc-dc.yaml;
    done;
    
done

Export Deployments

for ns in $(ls clusterconfigs/namespaces); do
    echo "Exporting manifests for namespace: " $ns;
    mkdir -p ocp-manifests/namespaces/$ns;
    for deployment in $(oc get deployments -n $ns -o jsonpath='{.items[*].metadata.name}' ); do
        echo "Exporting Deployments: " $deployment;
        oc get deployment $deployment -n $ns -o yaml \
            | yq e 'del(.metadata.creationTimestamp)' - \
            | yq e 'del(.metadata.annotations.*)' - \
            | yq e 'del(.metadata.labels.template*)' - \
            | yq e 'del(.metadata.labels.xpaas)' - \
            | yq e 'del(.metadata.resourceVersion)' - \
            | yq e 'del(.metadata.selfLink)' - \
            | yq e 'del(.metadata.uid)' - \
            | yq e 'del(.metadata.generation)' - \
            | yq e 'del(.metadata.managedFields)' - \
            | yq e 'del(.status)' - \
            > ocp-manifests/namespaces/$ns/$deployment-deployment.yaml
    done;
done

Export Secrets

CAUTION: You may not want to export secrets to a git repository

SECRET_FILTERS="^builder-\|^deployer-\|^default-\|^pipeline-"
oc get secrets -n demo -o jsonpath='{.items[*].metadata.name}' | grep -v $SECRET_FILTERS
for ns in $(ls clusterconfigs/namespaces); do
    echo "Exporting manifests for namespace: " $ns;
    mkdir -p ocp-manifests/namespaces/$ns;
    for secret in $(oc get secrets -n $ns -o jsonpath='{.items[*].metadata.name}' ); do
    if grep -v "$SECRET_FILTERS" <<< $secret ; then
        echo "Exporting Secret: " $secret;
            oc get secret $secret -n $ns -o yaml \
                | yq e 'del(.metadata.creationTimestamp)' - \
                | yq e 'del(.metadata.annotations.*)' - \
                | yq e 'del(.metadata.resourceVersion)' - \
                | yq e 'del(.metadata.selfLink)' - \
                | yq e 'del(.metadata.uid)' - \
                | yq e 'del(.metadata.generateName)' - \
                | yq e 'del(.metadata.managedFields)' - \
                | yq e 'del(.status)' - \
                > ocp-manifests/namespaces/$ns/$secret-secret.yaml
    fi
    done;
done

Export ImageStreams

for ns in $(ls clusterconfigs/namespaces); do
    echo "Exporting manifests for namespace: " $ns;
    mkdir -p ocp-manifests/namespaces/$ns;
    for is in $(oc get is -n $ns -o jsonpath='{.items[*].metadata.name}' ); do
        echo "Exporting ImageStreams: " $is;
        oc get is $is -n $ns -o yaml \
            | yq e 'del(.metadata.creationTimestamp)' - \
            | yq e 'del(.metadata.annotations.*)' - \
            | yq e 'del(.metadata.resourceVersion)' - \
            | yq e 'del(.metadata.selfLink)' - \
            | yq e 'del(.metadata.generation)' - \
            | yq e 'del(.metadata.managedFields)' - \
            | yq e 'del(.metadata.uid)' - \
            > ocp-manifests/namespaces/$ns/$is-is.yaml
    done;
done

Export Services

for ns in $(ls clusterconfigs/namespaces); do
    echo "Exporting manifests for namespace: " $ns;
    mkdir -p ocp-manifests/namespaces/$ns;
    for service in $(oc get service -n $ns -o jsonpath='{.items[*].metadata.name}' ); do
        echo "Exporting service: " $service;
        oc get svc $service -n $ns -o yaml \
            | yq e 'del(.metadata.creationTimestamp)' - \
            | yq e 'del(.metadata.annotations.*)' - \
            | yq e 'del(.metadata.labels.template*)' - \
            | yq e 'del(.metadata.labels.xpaas)' - \
            | yq e 'del(.metadata.resourceVersion)' - \
            | yq e 'del(.metadata.selfLink)' - \
            | yq e 'del(.metadata.uid)' - \
            | yq e 'del(.metadata.managedFields)' - \
            | yq e 'del(.status)' -  \
            | yq e 'del(.spec.clusterIP)' -  \
            | yq e 'del(.spec.clusterIPs)' -  \
            > ocp-manifests/namespaces/$ns/$service-service.yaml

    done;
done

Export Routes

for ns in $(ls clusterconfigs/namespaces); do
    echo "Exporting manifests for namespace: " $ns;
    mkdir -p ocp-manifests/namespaces/$ns;
    for route in $(oc get route -n $ns -o jsonpath='{.items[*].metadata.name}' ); do
        echo "Exporting Route: " $route;
        oc get route $route -n $ns -o yaml \
            | yq e 'del(.metadata.creationTimestamp)' - \
            | yq e 'del(.metadata.annotations.*)' - \
            | yq e 'del(.metadata.labels.template*)' - \
            | yq e 'del(.metadata.labels.xpaas)' - \
            | yq e 'del(.metadata.resourceVersion)' - \
            | yq e 'del(.metadata.selfLink)' - \
            | yq e 'del(.metadata.managedFields)' - \
            | yq e 'del(.metadata.uid)' - \
            | yq e 'del(.status)' - \
            > ocp-manifests/namespaces/$ns/$route-route.yaml

    done;
done

Export ConfigMaps

for ns in $(ls clusterconfigs/namespaces); do
    echo "Exporting manifests for namespace: " $ns;
    mkdir -p ocp-manifests/namespaces/$ns;
    for cm in $(oc get cm -n $ns -o jsonpath='{.items[*].metadata.name}' ); do
        echo "Exporting ConfigMap: " $cm;
        oc get cm $cm -n $ns -o yaml \
            | yq e 'del(.metadata.creationTimestamp)' - \
            | yq e 'del(.metadata.annotations.*)' - \
            | yq e 'del(.metadata.resourceVersion)' - \
            | yq e 'del(.metadata.selfLink)' - \
            | yq e 'del(.metadata.managedFields)' - \
            | yq e 'del(.metadata.uid)' - \
            | yq e 'del(.status)' - \
            > ocp-manifests/namespaces/$ns/$cm-cm.yaml

    done;
done
 

Export Persistent Volume Claims

for ns in $(ls clusterconfigs/namespaces); do
    echo "Exporting manifests for namespace: " $ns;
    mkdir -p ocp-manifests/namespaces/$ns;
    for pvc in $(oc get pvc -n $ns -o jsonpath='{.items[*].metadata.name}' ); do
        echo "Exporting PVC: " $pvc;
        oc get pvc $pvc -n $ns -o yaml \
            | yq e 'del(.metadata.creationTimestamp)' - \
            | yq e 'del(.metadata.annotations.*)' - \
            | yq e 'del(.metadata.resourceVersion)' - \
            | yq e 'del(.metadata.selfLink)' - \
            | yq e 'del(.metadata.managedFields)' - \
            | yq e 'del(.metadata.uid)' - \
            | yq e 'del(.status)' - \
            > ocp-manifests/namespaces/$ns/$pvc-pvc.yaml

    done;
done