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Ssynchronize push monitor heartbeats to api calls

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Includes a 1s buffer time to allow the push url to be called before the monitor is checked
This commit is contained in:
Aram Akhavan 2022-03-28 14:28:50 -07:00
parent d39dc94496
commit 39df4eea92
4 changed files with 54 additions and 48 deletions
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44
package-lock.json generated
View File

@ -26,7 +26,7 @@
"check-password-strength": "^2.0.5",
"command-exists": "~1.2.9",
"compare-versions": "~3.6.0",
"dayjs": "~1.10.8",
"dayjs": "^1.11.0",
"express": "~4.17.3",
"express-basic-auth": "~1.2.1",
"favico.js": "^0.3.10",
@ -49,7 +49,7 @@
"prom-client": "~13.2.0",
"prometheus-api-metrics": "~3.2.1",
"qrcode": "~1.5.0",
"redbean-node": "0.1.3",
"redbean-node": "0.1.4",
"socket.io": "~4.4.1",
"socket.io-client": "~4.4.1",
"socks-proxy-agent": "^6.1.1",
@ -5658,9 +5658,9 @@
}
},
"node_modules/dayjs": {
"version": "1.10.8",
"resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.10.8.tgz",
"integrity": "sha512-wbNwDfBHHur9UOzNUjeKUOJ0fCb0a52Wx0xInmQ7Y8FstyajiV1NmK1e00cxsr9YrE9r7yAChE0VvpuY5Rnlow=="
"version": "1.11.0",
"resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.11.0.tgz",
"integrity": "sha512-JLC809s6Y948/FuCZPm5IX8rRhQwOiyMb2TfVVQEixG7P8Lm/gt5S7yoQZmC8x1UehI9Pb7sksEt4xx14m+7Ug=="
},
"node_modules/debug": {
"version": "4.3.4",
@ -13939,15 +13939,15 @@
}
},
"node_modules/redbean-node": {
"version": "0.1.3",
"resolved": "https://registry.npmjs.org/redbean-node/-/redbean-node-0.1.3.tgz",
"integrity": "sha512-itAouTnNK12QXy10DxScFRDv/R3Zt1sZw+tfUQCsBALxDDCNXVUdkNTgClouUwbTDG1YMQkeoD1Je9ujN7u3yg==",
"version": "0.1.4",
"resolved": "https://registry.npmjs.org/redbean-node/-/redbean-node-0.1.4.tgz",
"integrity": "sha512-c1U6wnTeWS0c44tn9hkJWzjGgckLNJ8sN1E2bxnnnQsULOfvEVFLf8dLMjqhyyMrZ1L1mp8UvV4OfhRtH/ZrgQ==",
"dependencies": {
"@types/node": "^14.17.7",
"@types/node": "^14.18.12",
"await-lock": "^2.1.0",
"dayjs": "^1.10.6",
"glob": "^7.1.7",
"knex": "^0.95.9",
"dayjs": "^1.11.0",
"glob": "^7.2.0",
"knex": "^0.95.15",
"lodash": "^4.17.21"
}
},
@ -20965,9 +20965,9 @@
"dev": true
},
"dayjs": {
"version": "1.10.8",
"resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.10.8.tgz",
"integrity": "sha512-wbNwDfBHHur9UOzNUjeKUOJ0fCb0a52Wx0xInmQ7Y8FstyajiV1NmK1e00cxsr9YrE9r7yAChE0VvpuY5Rnlow=="
"version": "1.11.0",
"resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.11.0.tgz",
"integrity": "sha512-JLC809s6Y948/FuCZPm5IX8rRhQwOiyMb2TfVVQEixG7P8Lm/gt5S7yoQZmC8x1UehI9Pb7sksEt4xx14m+7Ug=="
},
"debug": {
"version": "4.3.4",
@ -27229,15 +27229,15 @@
}
},
"redbean-node": {
"version": "0.1.3",
"resolved": "https://registry.npmjs.org/redbean-node/-/redbean-node-0.1.3.tgz",
"integrity": "sha512-itAouTnNK12QXy10DxScFRDv/R3Zt1sZw+tfUQCsBALxDDCNXVUdkNTgClouUwbTDG1YMQkeoD1Je9ujN7u3yg==",
"version": "0.1.4",
"resolved": "https://registry.npmjs.org/redbean-node/-/redbean-node-0.1.4.tgz",
"integrity": "sha512-c1U6wnTeWS0c44tn9hkJWzjGgckLNJ8sN1E2bxnnnQsULOfvEVFLf8dLMjqhyyMrZ1L1mp8UvV4OfhRtH/ZrgQ==",
"requires": {
"@types/node": "^14.17.7",
"@types/node": "^14.18.12",
"await-lock": "^2.1.0",
"dayjs": "^1.10.6",
"glob": "^7.1.7",
"knex": "^0.95.9",
"dayjs": "^1.11.0",
"glob": "^7.2.0",
"knex": "^0.95.15",
"lodash": "^4.17.21"
},
"dependencies": {

4
package.json
View File

@ -76,7 +76,7 @@
"check-password-strength": "^2.0.5",
"command-exists": "~1.2.9",
"compare-versions": "~3.6.0",
"dayjs": "~1.10.8",
"dayjs": "^1.11.0",
"express": "~4.17.3",
"express-basic-auth": "~1.2.1",
"favico.js": "^0.3.10",
@ -99,7 +99,7 @@
"prom-client": "~13.2.0",
"prometheus-api-metrics": "~3.2.1",
"qrcode": "~1.5.0",
"redbean-node": "0.1.3",
"redbean-node": "0.1.4",
"socket.io": "~4.4.1",
"socket.io-client": "~4.4.1",
"socks-proxy-agent": "^6.1.1",

47
server/model/monitor.js
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@ -173,7 +173,7 @@ class Monitor extends BeanModel {
let bean = R.dispense("heartbeat");
bean.monitor_id = this.id;
bean.time = R.isoDateTime(dayjs.utc());
bean.time = R.isoDateTimeMillis(dayjs.utc());
bean.status = DOWN;
if (this.isUpsideDown()) {
@ -348,25 +348,30 @@ class Monitor extends BeanModel {
bean.msg = dnsMessage;
bean.status = UP;
} else if (this.type === "push") { // Type: Push
const time = R.isoDateTime(dayjs.utc().subtract(this.interval, "second"));
let heartbeatCount = await R.count("heartbeat", " monitor_id = ? AND time > ? ", [
this.id,
time
]);
log.debug("monitor", "heartbeatCount" + heartbeatCount + " " + time);
if (heartbeatCount <= 0) {
// Fix #922, since previous heartbeat could be inserted by api, it should get from database
previousBeat = await Monitor.getPreviousHeartbeat(this.id);
throw new Error("No heartbeat in the time window");
} else {
// No need to insert successful heartbeat for push type, so end here
retries = 0;
this.heartbeatInterval = setTimeout(beat, beatInterval * 1000);
return;
log.debug(`[${this.name}] Checking monitor at ${dayjs().format("YYYY-MM-DD HH:mm:ss.SSS")}`);
const bufferTime = 1000; // 1s buffer to accommodate clock differences
// Fix #922, since previous heartbeat could be inserted by api, it should get from database
previousBeat = await Monitor.getPreviousHeartbeat(this.id);
//If the previous beat was nonexistent, down or pending we use the regular
// beatInterval/retryInterval in the setTimeout further below
if (previousBeat) {
const msSinceLastBeat = dayjs.utc().valueOf() - dayjs.utc(previousBeat.time).valueOf();
log.debug(`[${this.name}] msSinceLastBeat = ${msSinceLastBeat}`);
if (previousBeat.status !== UP || msSinceLastBeat > beatInterval * 1000 + bufferTime) {
throw new Error("No heartbeat in the time window");
} else {
let timeout = beatInterval * 1000 - msSinceLastBeat;
if (timeout < 0) {
timeout = bufferTime;
} else {
timeout += bufferTime;
}
// No need to insert successful heartbeat for push type, so end here
retries = 0;
log.debug(`[${this.name}] timeout = ${timeout}`);
this.heartbeatInterval = setTimeout(beat, timeout);
return;
}
}
} else if (this.type === "steam") {
@ -694,7 +699,7 @@ class Monitor extends BeanModel {
} else {
// Handle new monitor with only one beat, because the beat's duration = 0
let status = parseInt(await R.getCell("SELECT `status` FROM heartbeat WHERE monitor_id = ?", [monitorID]));
let status = parseInt(await R.getCell("SELECT `status` FROM heartbeat WHERE monitor_id = ?", [ monitorID ]));
if (status === UP) {
uptime = 1;

7
server/routers/api-router.js
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@ -55,7 +55,7 @@ router.get("/api/push/:pushToken", async (request, response) => {
let duration = 0;
let bean = R.dispense("heartbeat");
bean.time = R.isoDateTime(dayjs.utc());
bean.time = R.isoDateTimeMillis(dayjs.utc());
if (previousHeartbeat) {
isFirstBeat = false;
@ -63,8 +63,9 @@ router.get("/api/push/:pushToken", async (request, response) => {
duration = dayjs(bean.time).diff(dayjs(previousHeartbeat.time), "second");
}
log.debug("router", "PreviousStatus: " + previousStatus);
log.debug("router", "Current Status: " + status);
log.debug(`/api/push/ called at ${dayjs().format("YYYY-MM-DD HH:mm:ss.SSS")}`);
log.debug("PreviousStatus: " + previousStatus);
log.debug("Current Status: " + status);
bean.important = Monitor.isImportantBeat(isFirstBeat, previousStatus, status);
bean.monitor_id = monitor.id;