36fe4004d3
- Changed all reject(error) to resolve(error), so that other checks will not be interrupted. - If API for getting block height from core wallet not working, ignore the check
87 lines
3.4 KiB
JavaScript
87 lines
3.4 KiB
JavaScript
const fetch = (...args) => import('node-fetch').then(({ default: fetch }) => fetch(...args));
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const URL = 'http://localhost:3001';
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const checks = [];
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//Check if UI is working and is type HTML
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checks.push(function check_UI() {
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return new Promise(resolve => {
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fetch(URL).then(res => {
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if (!res.ok || res.status !== 200)
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return resolve(`UI fetch failed with status ${res.status}`);
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if (!res.headers.get('content-type').includes('text/html'))
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return resolve(`UI fetch: content-type not HTML`);
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//TODO: check DOM objects for UI
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resolve(true);
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}).catch(err => resolve(err));
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})
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});
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//Check if the Sync is finished and 100%
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checks.push(function check_API_sync() {
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return new Promise(resolve => {
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fetch(URL + '/api/sync').then(res => {
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if (!res.ok || res.status !== 200)
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return resolve(`Sync API fetch failed with status ${res.status}`);
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res.json().then(data => {
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if (data.error)
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return resolve(`Sync API error: ${data.error}`);
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if (data.status !== "finished" || data.syncPercentage !== 100)
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return resolve(`Sync not finished: current percentage ${data.syncPercentage}`);
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resolve(true);
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}).catch(err => resolve(`Sync API: response not JSON`))
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}).catch(err => resolve(err));
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})
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});
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function getBlockHeight_coreWallet() {
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return new Promise((resolve, reject) => {
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fetch('https://ranchimallflo.duckdns.org/api/v2.0/flocoreHeight').then(res => {
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if (!res.ok || res.status !== 200)
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return reject(`Get blockchain height failed with status ${res.status}`);
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res.json().then(data => resolve(data.blocks))
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.catch(err => reject(`Get blockchain height: response not JSON`))
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}).catch(err => reject(err))
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})
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}
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//Check if the last synced block is matched with flo core wallet
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checks.push(function check_lastBlock() {
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return new Promise(resolve => {
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fetch(URL + "/api/blocks?limit=1").then(res => {
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if (!res.ok || res.status !== 200)
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return resolve(`Last Block fetch with status ${res.status}`);
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res.json().then(data => {
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if (!data.blocks.length)
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return resolve(`Last Block not found`);
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let last_block_no = data.blocks[0].height;
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getBlockHeight_coreWallet().then(blockchain_height => {
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if (blockchain_height != last_block_no)
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return resolve(`Last Block#${last_block_no}. Blockchain height=${blockchain_height}`);
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resolve(true);
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}).catch(err => {
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console.error('Soft-check:', err);
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//Unable to get block height from core wallet, ignore case
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resolve(true)
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})
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}).catch(err => resolve(`Last Block API: response not JSON`))
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}).catch(err => resolve(err))
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})
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})
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Promise.all(checks.map(c => c())).then(results => {
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let reasons = results.filter(r => r !== true);
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if (!reasons.length) {
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console.debug("HEALTHY");
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process.exit(0);
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} else {
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console.debug("UNHEALTHY");
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console.debug(reasons);
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process.exit(1);
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}
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}).catch(err => {
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console.debug("ERROR");
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console.error(err);
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process.exit(1);
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})
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