Remove resource requests

remove-resource-requests.js

import {execSync} from 'child_process';

function main() {
  const stdout = execSync(
    "kubectl get deployment --all-namespaces --selector=projectCustomer=yes | awk '{print $1,$2}' | tail -n +2",
  );

  const results = stdout
    .toString()
    .split(/\n/)
    .filter(line => line)
    .map(line => {
      const [namespace, workloadName] = line.split(/\s/);

      return {
        namespace,
        workloadName,
      };
    });

  for (const result of results) {
    const patchObj = {
      spec: {
        template: {
          spec: {
            containers: [
              {
                name: result.workloadName,
                resources: {
                  requests: {
                    memory: 0,
                    cpu: 0,
                  },
                },
              },
            ],
          },
        },
      },
    };

    try {
      execSync(
        `kubectl patch deployment ${
          result.workloadName
        } --patch '${JSON.stringify(patchObj)}' --namespace ${result.namespace}`,
      );
    } catch (error) {
      console.warn(error);
    }


    console.log(result.namespace, result.workloadName);
  }
}

main();