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Try another method for handling broken connections

This commit is contained in:
TheEssem 2021-05-17 19:08:06 -05:00
parent 0f5de673fe
commit cb6e1b5f36
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GPG Key ID: A3F9F02129092FCA
1 changed files with 30 additions and 4 deletions
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34
utils/image.js
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@ -40,7 +40,10 @@ exports.getStatus = () => {
resolve(statuses); resolve(statuses);
}, 5000); }, 5000);
for (const connection of this.connections) { for (const connection of this.connections) {
if (!connection.remoteAddress) continue; if (!connection.remoteAddress) {
serversLeft--;
continue;
}
fetch(`http://${connection.remoteAddress}:8081/running`).then(statusRequest => statusRequest.json()).then((status) => { fetch(`http://${connection.remoteAddress}:8081/running`).then(statusRequest => statusRequest.json()).then((status) => {
serversLeft--; serversLeft--;
statuses.push(status); statuses.push(status);
@ -49,7 +52,17 @@ exports.getStatus = () => {
resolve(statuses); resolve(statuses);
} }
return; return;
}).catch(e => reject(e)); }).catch(e => {
if (e.code === "ECONNREFUSED") {
serversLeft--;
return;
}
reject(e);
});
}
if (!serversLeft) {
clearTimeout(timeout);
resolve(statuses);
} }
}); });
}; };
@ -130,7 +143,7 @@ const getIdeal = () => {
} }
}, 5000); }, 5000);
for (const connection of this.connections) { for (const connection of this.connections) {
if (!connection.remoteAddress || connection.destroyed) { if (!connection.remoteAddress) {
serversLeft--; serversLeft--;
continue; continue;
} }
@ -147,7 +160,13 @@ const getIdeal = () => {
const server = await chooseServer(idealServers); const server = await chooseServer(idealServers);
resolve(this.connections.find(val => val.remoteAddress === server.addr)); resolve(this.connections.find(val => val.remoteAddress === server.addr));
} }
}).catch(e => reject(e)); }).catch(e => {
if (e.code === "ECONNREFUSED") {
serversLeft--;
return;
}
reject(e);
});
} }
if (!serversLeft) { if (!serversLeft) {
clearTimeout(timeout); clearTimeout(timeout);
@ -162,6 +181,13 @@ const start = (object, num) => {
return getIdeal().then(async (currentServer) => { return getIdeal().then(async (currentServer) => {
const data = Buffer.concat([Buffer.from([0x01 /* queue job */]), Buffer.from(num.length.toString()), Buffer.from(num), Buffer.from(JSON.stringify(object))]); const data = Buffer.concat([Buffer.from([0x01 /* queue job */]), Buffer.from(num.length.toString()), Buffer.from(num), Buffer.from(JSON.stringify(object))]);
return new Promise((resolve, reject) => { return new Promise((resolve, reject) => {
if (currentServer.destroyed) {
logger.log(`Lost connection to ${currentServer.remoteAddress}, attempting to reconnect...`);
currentServer.connect(8080, currentServer.remoteAddress, () => {
const res = start(object, num);
reject(res); // this is done to differentiate the result from a step
});
}
currentServer.write(data, (err) => { currentServer.write(data, (err) => {
if (err) { if (err) {
if (err.code === "EPIPE") { if (err.code === "EPIPE") {