zephyr-agent/dist/lib/http/upload-snapshot.mjs

Zephyr plugin agent

import "node:module";
import { forEachLimit } from "zephyr-edge-contract";
import { getApplicationConfiguration } from "../edge-requests/get-application-configuration.mjs";
import { ZeErrors, ZephyrError } from "../errors/index.mjs";
import { ze_log } from "../logging/index.mjs";
import { makeRequest } from "./http-request.mjs";
const MAX_SNAPSHOT_TARGET_CONCURRENCY = 3;
function canonicalEdgeUrl(edgeUrl) {
    return new URL(edgeUrl).toString();
}
function snapshotForTarget(snapshot, edgeUrl) {
    return {
        ...snapshot,
        domain: edgeUrl
    };
}
function createSnapshotUploadTargets(snapshot, config) {
    const targets = new Map();
    const addTarget = (edgeUrl)=>{
        const canonicalUrl = canonicalEdgeUrl(edgeUrl);
        if (targets.has(canonicalUrl)) return;
        targets.set(canonicalUrl, {
            edgeUrl,
            snapshot: snapshotForTarget(snapshot, edgeUrl)
        });
    };
    addTarget(config.EDGE_URL);
    for (const [, target] of Object.entries(config.ENVIRONMENTS ?? {}).sort(([left], [right])=>left.localeCompare(right)))addTarget(target.edgeUrl);
    return [
        ...targets.values()
    ].map(({ edgeUrl, snapshot: targetSnapshot })=>({
            edgeUrl,
            snapshot: targetSnapshot
        }));
}
async function uploadSnapshot({ body, application_uid }) {
    const config = await getApplicationConfiguration({
        application_uid
    });
    const targets = createSnapshotUploadTargets(body, config);
    const [primary, ...additionalTargets] = targets;
    if (!primary) throw new ZephyrError(ZeErrors.ERR_FAILED_UPLOAD, {
        type: 'snapshot',
        cause: new Error('No snapshot upload target was configured.')
    });
    ze_log.snapshot('Sending target-specific snapshot to edge:', JSON.stringify(primary.snapshot, null, 2));
    const resp = await doUploadSnapshotRequest({
        json: JSON.stringify(primary.snapshot),
        edge_url: primary.edgeUrl,
        jwt: config.jwt
    });
    await forEachLimit(additionalTargets.map((target)=>()=>doUploadSnapshotRequest({
                json: JSON.stringify(target.snapshot),
                edge_url: target.edgeUrl,
                jwt: config.jwt
            })), MAX_SNAPSHOT_TARGET_CONCURRENCY);
    ze_log.snapshot('Done: snapshot uploaded');
    return resp;
}
async function doUploadSnapshotRequest({ json, edge_url, jwt }) {
    const options = {
        method: 'POST',
        headers: {
            'Content-Length': Buffer.byteLength(json).toString(),
            'Content-Type': 'application/json; charset=utf-8',
            can_write_jwt: jwt
        }
    };
    const url = new URL('/upload', edge_url);
    url.searchParams.append('type', 'snapshot');
    url.searchParams.append('skip_assets', 'true');
    ze_log.snapshot('Upload URL:', url.toString());
    const [ok, cause, resp] = await makeRequest(url, options, json);
    if (!ok) throw new ZephyrError(ZeErrors.ERR_FAILED_UPLOAD, {
        type: 'snapshot',
        cause
    });
    return resp;
}
export { createSnapshotUploadTargets, uploadSnapshot };

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