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Added Intel AMT clock sync.

This commit is contained in:
Ylian Saint-Hilaire 2020-10-14 14:57:54 -07:00
parent ef49fb575e
commit 1deacd93b3
1 changed files with 44 additions and 6 deletions
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50
amtmanager.js
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@ -331,13 +331,17 @@ module.exports.CreateAmtManager = function(parent) {
if (stack.wsman.comm.xtls == 1) { dev.aquired.hash = stack.wsman.comm.xtlsCertificate.fingerprint.split(':').join('').toLowerCase(); } else { delete dev.aquired.hash; }
//console.log(dev.nodeid, dev.name, dev.host, dev.aquired);
UpdateDevice(dev);
attemptFetchHardwareInventory(dev); // See if we need to get hardware inventory
// Start power polling
var ppfunc = function powerPoleFunction() { fetchPowerState(powerPoleFunction.dev); }
ppfunc.dev = dev;
dev.polltimer = new setTimeout(ppfunc, 290000); // Poll for power state every 4 minutes 50 seconds.
fetchPowerState(dev);
// Perform Intel AMT clock sync
attemptSyncClock(dev, function () {
attemptFetchHardwareInventory(dev); // See if we need to get hardware inventory
// Start power polling
var ppfunc = function powerPoleFunction() { fetchPowerState(powerPoleFunction.dev); }
ppfunc.dev = dev;
dev.polltimer = new setTimeout(ppfunc, 290000); // Poll for power state every 4 minutes 50 seconds.
fetchPowerState(dev);
});
} else {
// We got a bad response
if ((dev.conntype == 1) && (dev.tlsfail !== true) && (status == 408)) {
@ -442,6 +446,40 @@ module.exports.CreateAmtManager = function(parent) {
});
}
// Attempt to sync the Intel AMT clock if needed, call func back when done.
// Care should be take not to have many pending WSMAN called when performing clock sync.
function attemptSyncClock(dev, func) {
if (obj.amtDevices[dev.nodeid] == null) return false; // Device no longer exists, ignore this request.
dev.clockSyncCompleted = func;
dev.amtstack.AMT_TimeSynchronizationService_GetLowAccuracyTimeSynch(attemptSyncClockEx);
}
// Intel AMT clock query response
function attemptSyncClockEx(stack, name, response, status) {
const dev = stack.dev;
if (obj.amtDevices[dev.nodeid] == null) return; // Device no longer exists, ignore this response.
if (status != 200) { removeDevice(dev.nodeid); }
// Compute how much drift between Intel AMT and our clock.
var t = new Date(), now = new Date();
t.setTime(response.Body['Ta0'] * 1000);
if (Math.abs(t - now) > 10000) { // If the Intel AMT clock is more than 10 seconds off, set it.
var Tm1 = Math.round(now.getTime() / 1000);
dev.amtstack.AMT_TimeSynchronizationService_SetHighAccuracyTimeSynch(response.Body['Ta0'], Tm1, Tm1, attemptSyncClockSet);
} else {
// Clock is fine, we are done.
if (dev.clockSyncCompleted != null) { var f = dev.clockSyncCompleted; delete dev.clockSyncCompleted; f(); }
}
}
// Intel AMT clock set response
function attemptSyncClockSet(stack, name, responses, status) {
const dev = stack.dev;
if (obj.amtDevices[dev.nodeid] == null) return; // Device no longer exists, ignore this response.
if (status != 200) { removeDevice(dev.nodeid); }
if (dev.clockSyncCompleted != null) { var f = dev.clockSyncCompleted; delete dev.clockSyncCompleted; f(); }
}
function attemptFetchHardwareInventory(dev) {
if (obj.amtDevices[dev.nodeid] == null) return false; // Device no longer exists, ignore this request.
const mesh = parent.webserver.meshes[dev.meshid];