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Be more robust in case kubectl fails #8712

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Merged
merged 1 commit into from
Mar 10, 2022
Merged

Be more robust in case kubectl fails #8712

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19 changes: 14 additions & 5 deletions .werft/util/kubectl.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -251,11 +251,16 @@ interface Pod {
export async function waitUntilAllPodsAreReady(namespace: string, shellOpts: ExecOptions) {
const werft = getGlobalWerftInstance();
werft.log(shellOpts.slice, `Waiting until all pods in namespace ${namespace} are Running/Succeeded/Completed.`)
for (let i = 0; i < 300; i++) {
const pods: Pod[] = getPods(namespace)
for (let i = 0; i < 200; i++) {
let pods: Pod[]
try {
pods = getPods(namespace)
} catch (err) {
werft.log(shellOpts.slice, err)
}
if (pods.length == 0) {
werft.log(shellOpts.slice, `The namespace is empty or does not exist.`)
await sleep(2 * 1000)
await sleep(3 * 1000)
continue
}

Expand All @@ -272,14 +277,18 @@ export async function waitUntilAllPodsAreReady(namespace: string, shellOpts: Exe
const list = unreadyPods.map(p => `${p.name}:${p.phase}`).join(", ")
werft.log(shellOpts.slice, `Unready pods: ${list}`)

await sleep(2 * 1000)
await sleep(3 * 1000)
}
exec(`kubectl get pods -n ${namespace}`, { ...shellOpts, async: false })
throw new Error(`Not all pods in namespace ${namespace} transitioned to 'Running' or 'Succeeded/Completed' during the expected time.`)
}

function getPods(namespace: string): Pod[] {
const unsanitizedPods = exec(`kubectl get pods -n ${namespace} -o=jsonpath='{range .items[*]}{@.metadata.name}:{@.metadata.ownerReferences[0].kind}:{@.status.phase};{end}'`, { silent: true, async: false });
const cmd = `kubectl get pods -n ${namespace} -o=jsonpath='{range .items[*]}{@.metadata.name}:{@.metadata.ownerReferences[0].kind}:{@.status.phase};{end}'`
const unsanitizedPods = exec(cmd, { silent: true, async: false, dontCheckRc: true });
if (unsanitizedPods.code != 0) {
throw new Error(`"${cmd}" failed with code ${unsanitizedPods.code}; stdout: ${unsanitizedPods.stdout}; stderr: ${unsanitizedPods.stderr}`)
}

return unsanitizedPods
.split(";")
Expand Down