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54 lines
2.0 KiB
TypeScript
54 lines
2.0 KiB
TypeScript
// every 1 minute we fetch from the fileserver to check for a new release
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// * if there is none, no request to github are made.
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// * if there is a version on the fileserver more recent than our current, we fetch github to get the UpdateInfos and trigger an update as usual (asking user via dialog)
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import { isEmpty, isString } from 'lodash';
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import { ipcRenderer } from 'electron';
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import { DURATION } from '../constants';
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import { getLatestReleaseFromFileServer } from '../apis/file_server_api/FileServerApi';
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/**
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* We don't want to hit the fileserver too often. Only often on start, and then every 30 minutes
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*/
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const skipIfLessThan = DURATION.MINUTES * 30;
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let lastFetchedTimestamp = Number.MIN_SAFE_INTEGER;
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function resetForTesting() {
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lastFetchedTimestamp = Number.MIN_SAFE_INTEGER;
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}
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async function fetchReleaseFromFSAndUpdateMain(userEd25519SecretKey: Uint8Array) {
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try {
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window.log.info('[updater] about to fetchReleaseFromFSAndUpdateMain');
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const diff = Date.now() - lastFetchedTimestamp;
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if (diff < skipIfLessThan) {
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window.log.info(
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`[updater] fetched release from fs ${Math.floor(diff / DURATION.MINUTES)}minutes ago, skipping until that's at least ${Math.floor(skipIfLessThan / DURATION.MINUTES)}`
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);
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return;
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}
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const justFetched = await getLatestReleaseFromFileServer(userEd25519SecretKey);
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window.log.info('[updater] fetched latest release from fileserver: ', justFetched);
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if (isString(justFetched) && !isEmpty(justFetched)) {
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lastFetchedTimestamp = Date.now();
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ipcRenderer.send('set-release-from-file-server', justFetched);
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window.readyForUpdates();
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}
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} catch (e) {
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window.log.warn(e);
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}
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}
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export const fetchLatestRelease = {
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/**
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* Try to fetch the latest release from the fileserver every 1 minute.
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* If we did fetch a release already in the last 30 minutes, we will skip the call.
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*/
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fetchReleaseFromFileServerInterval: DURATION.MINUTES * 1,
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fetchReleaseFromFSAndUpdateMain,
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resetForTesting,
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};
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