Function pollOnce

app/public/server.js:76–127

()

      const pollInterval = 3000;

      function pollOnce() {
        if (
          !runningServerAddress ||
          !runningServerCertificate ||
          !runningServerPassword ||
          !runningServerControlPassword
        ) {
          return;
        }

        const req = https.request(
          {
            ca: [runningServerCertificate],
            host: "127.0.0.1",
            port: parseInt(new URL(runningServerAddress).port),
            method: "GET",
            path: "/api/v1/control/status",
            timeout: pollInterval,
            headers: {
              Authorization:
                "Basic " +
                Buffer.from(
                  "server-control" + ":" + runningServerControlPassword,
                ).toString("base64"),
            },
          },
          (resp) => {
            if (resp.statusCode === 200) {
              resp.on("data", (x) => {
                try {
                  const newDetails = JSON.parse(x);
                  if (
                    JSON.stringify(newDetails) !=
                    JSON.stringify(runningServerStatusDetails)
                  ) {
                    runningServerStatusDetails = newDetails;
                    statusUpdated();
                  }
                } catch (e) {
                  log.warn("unable to parse status JSON", e);
                }
              });
            } else {
              log.warn("error fetching status", resp.statusMessage);
            }
          },
        );
        req.on("error", (e) => {
          log.info("error fetching status", e);
        });
        req.end();
      }

      const statusPollInterval = setInterval(pollOnce, pollInterval);