feat: add Cloudflare DNS provisioning and health checks
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This commit is contained in:
Ryan Moon
2026-04-03 20:42:43 -05:00
parent 16446a6257
commit 5d296fbb2b
5 changed files with 88 additions and 2 deletions

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@@ -741,6 +741,20 @@
<span class="stat-label">Prefix</span>
<span class="stat-value" style="font-family:monospace;font-size:0.8rem">${infra.spaces.prefix}</span>
</div>` : ''}
<div class="stat-row">
<span class="stat-label">DNS</span>
<span class="stat-value">${infra?.dns?.exists
? '<span class="badge badge-green">Active</span>'
: '<span class="badge badge-red">Missing</span>'}</span>
</div>
<div class="stat-row">
<span class="stat-label">Health</span>
<span class="stat-value">${infra?.health?.reachable
? '<span class="badge badge-green">Healthy</span>'
: infra?.health?.status
? `<span class="badge badge-red">HTTP ${infra.health.status}</span>`
: '<span class="badge badge-gray">Unreachable</span>'}</span>
</div>
</div>
<div class="stat-card">
<div class="card-title">Provisioning Steps</div>

View File

@@ -12,6 +12,9 @@ export const config = {
spacesRegion: process.env.SPACES_REGION ?? "nyc3",
spacesKey: process.env.SPACES_KEY!,
spacesSecret: process.env.SPACES_SECRET!,
cfApiToken: process.env.CF_API_TOKEN!,
cfZoneId: process.env.CF_ZONE_ID!,
ingressIp: process.env.INGRESS_IP ?? "167.99.21.170",
};
for (const [key, val] of Object.entries(config)) {

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@@ -8,6 +8,7 @@ import { addCustomerChart, removeCustomerChart } from "../services/git";
import { setupCustomerDatabase, teardownCustomerDatabase } from "../services/db";
import { createNamespace, deleteNamespace, createSecret, createDockerRegistrySecret, patchSecret, getSecret, k8sFetch } from "../lib/k8s";
import { deleteSpacesObjects, getSpacesUsage } from "../services/spaces";
import { createCustomerDnsRecord, deleteCustomerDnsRecord, getCustomerDnsRecord, checkCustomerHealth } from "../services/cloudflare";
import { db } from "../db/manager";
import { config } from "../lib/config";
import { getCachedStatus, setCachedStatus } from "../lib/cache";
@@ -75,6 +76,7 @@ export async function customerRoutes(app: FastifyInstance) {
namespace: "pending",
secrets: "pending",
storage: "pending",
dns: "pending",
chart: "pending",
};
@@ -135,6 +137,9 @@ export async function customerRoutes(app: FastifyInstance) {
});
await setStep("storage", "done");
await createCustomerDnsRecord(slug);
await setStep("dns", "done");
addCustomerChart(slug, body.appVersion);
await setStep("chart", "done");
@@ -166,6 +171,10 @@ export async function customerRoutes(app: FastifyInstance) {
await deleteSpacesObjects(config.spacesKey, config.spacesSecret, config.spacesBucket, config.spacesRegion, `${slug}/`);
} catch {}
try {
await deleteCustomerDnsRecord(slug);
} catch {}
await Promise.all([
deleteDatabase(slug),
deleteDatabaseUser(slug),
@@ -220,7 +229,7 @@ export async function customerRoutes(app: FastifyInstance) {
}
// ── Infrastructure checks ─────────────────────────────────────────────────
const [dbCheck, sizeHistory, secrets] = await Promise.allSettled([
const [dbCheck, sizeHistory, secrets, dnsCheck, healthCheck] = await Promise.allSettled([
// Try connecting to the customer DB
(async () => {
const sql = postgres(config.doadminDbUrl.replace(/\/([^/?]+)(\?|$)/, `/${slug}$2`), { max: 1, connect_timeout: 5 });
@@ -239,10 +248,14 @@ export async function customerRoutes(app: FastifyInstance) {
LIMIT 30
`,
getSecret(namespace, "lunarfront-secrets").catch(() => null),
getCustomerDnsRecord(slug),
checkCustomerHealth(slug),
]);
const dbExists = dbCheck.status === "fulfilled" ? dbCheck.value : false;
const secretData = secrets.status === "fulfilled" ? secrets.value : null;
const dns = dnsCheck.status === "fulfilled" ? dnsCheck.value : { exists: false, proxied: false, ip: null };
const health = healthCheck.status === "fulfilled" ? healthCheck.value : { reachable: false, status: null };
const infra = {
database: { exists: dbExists },
spaces: {
@@ -250,6 +263,8 @@ export async function customerRoutes(app: FastifyInstance) {
bucket: secretData?.["spaces-bucket"] ?? null,
prefix: secretData?.["spaces-prefix"] ?? null,
},
dns,
health,
};
return reply.send({

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@@ -0,0 +1,54 @@
import { config } from "../lib/config";
const CF_API = "https://api.cloudflare.com/client/v4";
async function cfFetch(path: string, options: RequestInit = {}) {
const res = await fetch(`${CF_API}${path}`, {
...options,
headers: {
"Authorization": `Bearer ${config.cfApiToken}`,
"Content-Type": "application/json",
...options.headers,
},
});
const data = await res.json() as { success: boolean; result: any; errors: any[] };
if (!data.success) throw new Error(`Cloudflare API error: ${JSON.stringify(data.errors)}`);
return data.result;
}
export async function createCustomerDnsRecord(slug: string): Promise<void> {
await cfFetch(`/zones/${config.cfZoneId}/dns_records`, {
method: "POST",
body: JSON.stringify({
type: "A",
name: `${slug}.lunarfront.tech`,
content: config.ingressIp,
ttl: 1, // auto TTL
proxied: true,
}),
});
}
export async function deleteCustomerDnsRecord(slug: string): Promise<void> {
const records = await cfFetch(`/zones/${config.cfZoneId}/dns_records?name=${slug}.lunarfront.tech&type=A`);
for (const record of records) {
await cfFetch(`/zones/${config.cfZoneId}/dns_records/${record.id}`, { method: "DELETE" });
}
}
export async function getCustomerDnsRecord(slug: string): Promise<{ exists: boolean; proxied: boolean; ip: string | null }> {
const records = await cfFetch(`/zones/${config.cfZoneId}/dns_records?name=${slug}.lunarfront.tech&type=A`);
if (!records.length) return { exists: false, proxied: false, ip: null };
return { exists: true, proxied: records[0].proxied, ip: records[0].content };
}
export async function checkCustomerHealth(slug: string): Promise<{ reachable: boolean; status: number | null }> {
try {
const res = await fetch(`https://${slug}.lunarfront.tech/health`, {
signal: AbortSignal.timeout(5000),
});
return { reachable: res.ok, status: res.status };
} catch {
return { reachable: false, status: null };
}
}

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@@ -66,7 +66,7 @@ spec:
helm:
parameters:
- name: ingress.host
value: ${slug}.lunarfront.app
value: ${slug}.lunarfront.tech
destination:
server: https://kubernetes.default.svc
namespace: customer-${slug}