portainer/app/react/docker/agent/queries/useApiVersion.ts

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import { useQuery } from 'react-query';
import axios, {
isAxiosError,
parseAxiosError,
} from '@/portainer/services/axios';
import { EnvironmentId } from '@/react/portainer/environments/types';
import { buildUrl } from '../../proxy/queries/build-url';
export function useApiVersion(environmentId: EnvironmentId) {
return useQuery(['environment', environmentId, 'agent', 'ping'], () =>
getApiVersion(environmentId)
);
}
async function getApiVersion(environmentId: EnvironmentId) {
try {
const { headers } = await axios.get(buildUrl(environmentId, 'ping'));
return parseInt(headers['portainer-agent-api-version'], 10) || 1;
} catch (error) {
// 404 - agent is up - set version to 1
if (isAxiosError(error) && error.response?.status === 404) {
return 1;
}
throw parseAxiosError(error as Error, 'Unable to ping agent');
}
}