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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
import { Log } from "resource://gre/modules/Log.sys.mjs";
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
CommonUtils: "resource://services-common/utils.sys.mjs",
PromiseUtils: "resource://gre/modules/PromiseUtils.sys.mjs",
ServiceRequest: "resource://gre/modules/ServiceRequest.sys.mjs",
UpdateUtils: "resource://gre/modules/UpdateUtils.sys.mjs",
});
const COVERAGE_VERSION = "2";
const COVERAGE_ENABLED_PREF = "toolkit.coverage.enabled";
const LOG_LEVEL_PREF = "toolkit.coverage.log-level";
const OPT_OUT_PREF = "toolkit.coverage.opt-out";
const ALREADY_RUN_PREF = `toolkit.coverage.already-run.v${COVERAGE_VERSION}`;
const COVERAGE_UUID_PREF = `toolkit.coverage.uuid.v${COVERAGE_VERSION}`;
const TELEMETRY_ENABLED_PREF = "datareporting.healthreport.uploadEnabled";
const REPORTING_ENDPOINT_BASE_PREF = `toolkit.coverage.endpoint.base`;
const REPORTING_ENDPOINT = "submit/coverage/coverage";
const PING_SUBMISSION_TIMEOUT = 30 * 1000; // 30 seconds
const log = Log.repository.getLogger("Telemetry::CoveragePing");
log.level = Services.prefs.getIntPref(LOG_LEVEL_PREF, Log.Level.Error);
log.addAppender(new Log.ConsoleAppender(new Log.BasicFormatter()));
export var CoveragePing = Object.freeze({
async startup() {
if (!Services.prefs.getBoolPref(COVERAGE_ENABLED_PREF, false)) {
log.debug("coverage not enabled");
return;
}
if (Services.prefs.getBoolPref(OPT_OUT_PREF, false)) {
log.debug("user has set opt-out pref");
return;
}
if (Services.prefs.getBoolPref(ALREADY_RUN_PREF, false)) {
log.debug("already run on this profile");
return;
}
if (!Services.prefs.getCharPref(REPORTING_ENDPOINT_BASE_PREF, null)) {
log.error("no endpoint base set");
return;
}
try {
await this.reportTelemetrySetting();
} catch (e) {
log.error("unable to upload payload", e);
}
},
// NOTE - this does not use existing Telemetry code or honor Telemetry opt-out prefs,
// by design. It also sends no identifying data like the client ID. See the "coverage ping"
// documentation for details.
reportTelemetrySetting() {
const enabled = Services.prefs.getBoolPref(TELEMETRY_ENABLED_PREF, false);
const payload = {
appVersion: Services.appinfo.version,
appUpdateChannel: lazy.UpdateUtils.getUpdateChannel(false),
osName: Services.sysinfo.getProperty("name"),
osVersion: Services.sysinfo.getProperty("version"),
telemetryEnabled: enabled,
};
let cachedUuid = Services.prefs.getCharPref(COVERAGE_UUID_PREF, null);
if (!cachedUuid) {
// Totally random UUID, just for detecting duplicates.
cachedUuid = lazy.CommonUtils.generateUUID();
Services.prefs.setCharPref(COVERAGE_UUID_PREF, cachedUuid);
}
let reportingEndpointBase = Services.prefs.getCharPref(
REPORTING_ENDPOINT_BASE_PREF,
null
);
let endpoint = `${reportingEndpointBase}/${REPORTING_ENDPOINT}/${COVERAGE_VERSION}/${cachedUuid}`;
log.debug(`putting to endpoint ${endpoint} with payload:`, payload);
let deferred = lazy.PromiseUtils.defer();
let request = new lazy.ServiceRequest({ mozAnon: true });
request.mozBackgroundRequest = true;
request.timeout = PING_SUBMISSION_TIMEOUT;
request.open("PUT", endpoint, true);
request.overrideMimeType("text/plain");
request.setRequestHeader("Content-Type", "application/json; charset=UTF-8");
request.setRequestHeader("Date", new Date().toUTCString());
let errorhandler = event => {
let failure = event.type;
log.error(`error making request to ${endpoint}: ${failure}`);
deferred.reject(event);
};
request.onerror = errorhandler;
request.ontimeout = errorhandler;
request.onabort = errorhandler;
request.onloadend = event => {
let status = request.status;
let statusClass = status - (status % 100);
let success = false;
if (statusClass === 200) {
// We can treat all 2XX as success.
log.info(`successfully submitted, status: ${status}`);
success = true;
} else if (statusClass === 400) {
// 4XX means that something with the request was broken.
// TODO: we should handle this better, but for now we should avoid resubmitting
// broken requests by pretending success.
success = true;
log.error(
`error submitting to ${endpoint}, status: ${status} - ping request broken?`
);
} else if (statusClass === 500) {
// 5XX means there was a server-side error and we should try again later.
log.error(
`error submitting to ${endpoint}, status: ${status} - server error, should retry later`
);
} else {
// We received an unexpected status code.
log.error(
`error submitting to ${endpoint}, status: ${status}, type: ${event.type}`
);
}
if (success) {
Services.prefs.setBoolPref(ALREADY_RUN_PREF, true);
log.debug(`result from PUT: ${request.responseText}`);
deferred.resolve();
} else {
deferred.reject(event);
}
};
request.send(JSON.stringify(payload));
return deferred.promise;
},
});
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