smc-hub
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CoCalc: Backend webserver component
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JavaScript
"use strict";
/*
* This file is part of CoCalc: Copyright © 2020 Sagemath, Inc.
* License: AGPLv3 s.t. "Commons Clause" – see LICENSE.md for details
*/
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
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if (t[2]) _.ops.pop();
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op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var __values = (this && this.__values) || function(o) {
var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
if (m) return m.call(o);
if (o && typeof o.length === "number") return {
next: function () {
if (o && i >= o.length) o = void 0;
return { value: o && o[i++], done: !o };
}
};
throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.sync_site_license_subscriptions = void 0;
/*
Ensure all (or just for given account_id) site license subscriptions
are non-expired iff subscription in stripe is "active" or "trialing". This actually
uses the "stripe_customer" field of the user account, so its important
that *that* is valid.
2021-03-29: this also checks the other way around:
for each un-expired license check if there is a subscription funding it.
This additional sync is only run if there is no specific account_id set!
*/
var debug_1 = __importDefault(require("debug"));
var L = debug_1.default("hub:sync-subscriptions");
var const_1 = require("./const");
var awaiting_1 = require("awaiting");
// wait this long after writing to the DB, to avoid overwhelming it...
var WAIT_AFTER_UPDATE_MS = 20;
// Get all license expire times from database at once, so we don't
// have to query for each one individually, which would take a long time.
// If account_id is given, we only get the licenses with that user
// as a manager.
// TODO: SCALABILITY WARNING
function get_licenses(db, account_id, expires_unset) {
var _a;
if (expires_unset === void 0) { expires_unset = false; }
return __awaiter(this, void 0, void 0, function () {
var query, results, licenses, _b, _c, x;
var e_1, _d;
return __generator(this, function (_e) {
switch (_e.label) {
case 0:
query = {
select: ["id", "expires", "info"],
table: "site_licenses",
};
if (account_id != null && expires_unset) {
throw new Error("setting the account_id requires expires_unset == false");
}
if (account_id != null) {
query.where = "$1 = ANY(managers)";
query.params = [account_id];
}
else if (expires_unset) {
query.where = "expires IS NULL";
}
return [4 /*yield*/, db.async_query(query)];
case 1:
results = _e.sent();
licenses = {};
try {
for (_b = __values(results.rows), _c = _b.next(); !_c.done; _c = _b.next()) {
x = _c.value;
licenses[x.id] = { expires: x.expires, trial: ((_a = x.info) === null || _a === void 0 ? void 0 : _a.trial) === true };
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (_c && !_c.done && (_d = _b.return)) _d.call(_b);
}
finally { if (e_1) throw e_1.error; }
}
return [2 /*return*/, licenses];
}
});
});
}
// Get *all* stripe subscription data from the database.
// TODO: SCALABILITY WARNING
// TODO: Only the last 10 subs are here, I think, so an old sub might not get properly expired
// for a user that has 10+ subs. Worry about this when there are such users; maybe there never will be.
function get_subs(db, account_id) {
var _a;
return __awaiter(this, void 0, void 0, function () {
var subs, ret, _b, _c, x, _d, _e, sub, license_id;
var e_2, _f, e_3, _g;
return __generator(this, function (_h) {
switch (_h.label) {
case 0: return [4 /*yield*/, db.async_query({
select: "stripe_customer#>'{subscriptions}' as sub",
table: "accounts",
where: account_id == null ? "stripe_customer_id IS NOT NULL" : { account_id: account_id },
timeout_s: const_1.TIMEOUT_S,
})];
case 1:
subs = _h.sent();
ret = {};
try {
for (_b = __values(subs.rows), _c = _b.next(); !_c.done; _c = _b.next()) {
x = _c.value;
if (((_a = x.sub) === null || _a === void 0 ? void 0 : _a.data) == null)
continue;
try {
for (_d = (e_3 = void 0, __values(x.sub.data)), _e = _d.next(); !_e.done; _e = _d.next()) {
sub = _e.value;
license_id = sub.metadata.license_id;
if (license_id == null) {
continue; // not a license
}
if (ret[license_id] == null) {
ret[license_id] = [];
}
else {
L("more than one subscription for license '" + license_id + "'");
}
ret[license_id].push(sub);
}
}
catch (e_3_1) { e_3 = { error: e_3_1 }; }
finally {
try {
if (_e && !_e.done && (_g = _d.return)) _g.call(_d);
}
finally { if (e_3) throw e_3.error; }
}
}
}
catch (e_2_1) { e_2 = { error: e_2_1 }; }
finally {
try {
if (_c && !_c.done && (_f = _b.return)) _f.call(_b);
}
finally { if (e_2) throw e_2.error; }
}
return [2 /*return*/, ret];
}
});
});
}
// there should only be one subscription per license id, but who knows ...
function iter(subs) {
var _a, _b, _i, license_id, sub_list, sub_list_1, sub_list_1_1, sub, e_4_1;
var e_4, _c;
return __generator(this, function (_d) {
switch (_d.label) {
case 0:
_a = [];
for (_b in subs)
_a.push(_b);
_i = 0;
_d.label = 1;
case 1:
if (!(_i < _a.length)) return [3 /*break*/, 10];
license_id = _a[_i];
sub_list = subs[license_id];
_d.label = 2;
case 2:
_d.trys.push([2, 7, 8, 9]);
sub_list_1 = (e_4 = void 0, __values(sub_list)), sub_list_1_1 = sub_list_1.next();
_d.label = 3;
case 3:
if (!!sub_list_1_1.done) return [3 /*break*/, 6];
sub = sub_list_1_1.value;
return [4 /*yield*/, { license_id: license_id, sub: sub }];
case 4:
_d.sent();
_d.label = 5;
case 5:
sub_list_1_1 = sub_list_1.next();
return [3 /*break*/, 3];
case 6: return [3 /*break*/, 9];
case 7:
e_4_1 = _d.sent();
e_4 = { error: e_4_1 };
return [3 /*break*/, 9];
case 8:
try {
if (sub_list_1_1 && !sub_list_1_1.done && (_c = sub_list_1.return)) _c.call(sub_list_1);
}
finally { if (e_4) throw e_4.error; }
return [7 /*endfinally*/];
case 9:
_i++;
return [3 /*break*/, 1];
case 10: return [2 /*return*/];
}
});
}
// returns true, if this subscription is actively funding
function is_funding(sub) {
// there are subs, which are "active" but the cancel_at time is in the past and hence are cancelled.
// that's not in the stripe API but could happen to us here if the account's stripe info is no longer synced
var cancelled = typeof sub.cancel_at === "number"
? new Date(sub.cancel_at * 1000) < new Date()
: false;
return (sub.status == "active" || sub.status == "trialing") && !cancelled;
}
// for each subscription status, we set the associated license status
// in particular, we don't expect special cases like "trial" or other manual licenses
function sync_subscriptions_to_licenses(db, licenses, subs, test_mode) {
return __awaiter(this, void 0, void 0, function () {
var n, _a, _b, _c, license_id, sub, expires, e_5_1;
var e_5, _d;
return __generator(this, function (_e) {
switch (_e.label) {
case 0:
n = 0;
_e.label = 1;
case 1:
_e.trys.push([1, 15, 16, 17]);
_a = __values(iter(subs)), _b = _a.next();
_e.label = 2;
case 2:
if (!!_b.done) return [3 /*break*/, 14];
_c = _b.value, license_id = _c.license_id, sub = _c.sub;
if (licenses[license_id] == null) {
L("WARNING: no known license '" + license_id + "' for subscription '" + sub.id + "'");
}
expires = licenses[license_id].expires;
if (!is_funding(sub)) return [3 /*break*/, 8];
if (!(expires != null)) return [3 /*break*/, 7];
if (!test_mode) return [3 /*break*/, 3];
L("DRYRUN: set 'expires = null' where license_id='" + license_id + "'");
return [3 /*break*/, 5];
case 3: return [4 /*yield*/, db.async_query({
query: "UPDATE site_licenses",
set: { expires: null },
where: { id: license_id },
})];
case 4:
_e.sent();
_e.label = 5;
case 5: return [4 /*yield*/, awaiting_1.delay(WAIT_AFTER_UPDATE_MS)];
case 6:
_e.sent();
n += 1;
_e.label = 7;
case 7: return [3 /*break*/, 13];
case 8:
if (!(expires == null || expires > new Date())) return [3 /*break*/, 13];
if (!test_mode) return [3 /*break*/, 9];
L("DRYRUN: set 'expires = " + new Date().toISOString() + "' where license_id='" + license_id + "'");
return [3 /*break*/, 11];
case 9: return [4 /*yield*/, db.async_query({
query: "UPDATE site_licenses",
set: { expires: new Date() },
where: { id: license_id },
})];
case 10:
_e.sent();
_e.label = 11;
case 11: return [4 /*yield*/, awaiting_1.delay(WAIT_AFTER_UPDATE_MS)];
case 12:
_e.sent();
n += 1;
_e.label = 13;
case 13:
_b = _a.next();
return [3 /*break*/, 2];
case 14: return [3 /*break*/, 17];
case 15:
e_5_1 = _e.sent();
e_5 = { error: e_5_1 };
return [3 /*break*/, 17];
case 16:
try {
if (_b && !_b.done && (_d = _a.return)) _d.call(_a);
}
finally { if (e_5) throw e_5.error; }
return [7 /*endfinally*/];
case 17: return [2 /*return*/, n];
}
});
});
}
// this handles the case when the subscription, which is funding a license key, has been cancelled.
// hence this checks all active licenses without an expiration, if there is still an associated subscription.
// if not, the license is expired.
// keep in mind there are special licenses like "trials", which aren't funded and might not have an expiration...
function expire_cancelled_subscriptions(db, subs, test_mode) {
return __awaiter(this, void 0, void 0, function () {
var n, licenses, _a, _b, _i, license_id, funded, i, _c, _d, sub, msg;
var e_6, _e;
return __generator(this, function (_f) {
switch (_f.label) {
case 0:
n = 0;
return [4 /*yield*/, get_licenses(db, undefined, true)];
case 1:
licenses = _f.sent();
_a = [];
for (_b in licenses)
_a.push(_b);
_i = 0;
_f.label = 2;
case 2:
if (!(_i < _a.length)) return [3 /*break*/, 10];
license_id = _a[_i];
funded = false;
if (subs[license_id] != null) {
i = 0;
try {
for (_c = (e_6 = void 0, __values(subs[license_id])), _d = _c.next(); !_d.done; _d = _c.next()) {
sub = _d.value;
if (is_funding(sub)) {
funded = i;
break;
}
i += 1;
}
}
catch (e_6_1) { e_6 = { error: e_6_1 }; }
finally {
try {
if (_d && !_d.done && (_e = _c.return)) _e.call(_c);
}
finally { if (e_6) throw e_6.error; }
}
}
if (!(typeof funded === "number")) return [3 /*break*/, 3];
L("license_id '" + license_id + "' is funded by '" + subs[license_id][funded].id + "'");
return [3 /*break*/, 9];
case 3:
msg = "license_id '" + license_id + "' is not funded by any subscription";
if (!licenses[license_id].trial) return [3 /*break*/, 4];
L(msg + ", but it is a trial");
return [3 /*break*/, 9];
case 4:
L("" + msg);
if (!test_mode) return [3 /*break*/, 5];
L("DRYRUN: set 'expires = " + new Date().toISOString() + "' where license_id='" + license_id + "'");
return [3 /*break*/, 7];
case 5: return [4 /*yield*/, db.async_query({
query: "UPDATE site_licenses",
set: { expires: new Date() },
where: { id: license_id },
})];
case 6:
_f.sent();
_f.label = 7;
case 7: return [4 /*yield*/, awaiting_1.delay(WAIT_AFTER_UPDATE_MS)];
case 8:
_f.sent();
n += 1;
_f.label = 9;
case 9:
_i++;
return [3 /*break*/, 2];
case 10: return [2 /*return*/, n];
}
});
});
}
// call this to sync subscriptions <-> site licenses.
// if there is an account_id, it only syncs the given users' subscription to the license
function sync_site_license_subscriptions(db, account_id, test_mode) {
if (test_mode === void 0) { test_mode = false; }
return __awaiter(this, void 0, void 0, function () {
var licenses, subs, n, _a;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
test_mode = test_mode || !!process.env.DRYRUN;
if (test_mode)
L("DRYRUN TEST MODE -- UPDATE QUERIES ARE DISABLED");
return [4 /*yield*/, get_licenses(db, account_id)];
case 1:
licenses = _b.sent();
return [4 /*yield*/, get_subs(db, account_id)];
case 2:
subs = _b.sent();
return [4 /*yield*/, sync_subscriptions_to_licenses(db, licenses, subs, test_mode)];
case 3:
n = _b.sent();
if (!(account_id == null)) return [3 /*break*/, 5];
_a = n;
return [4 /*yield*/, expire_cancelled_subscriptions(db, subs, test_mode)];
case 4:
n = _a + _b.sent();
_b.label = 5;
case 5: return [2 /*return*/, n];
}
});
});
}
exports.sync_site_license_subscriptions = sync_site_license_subscriptions;
//# sourceMappingURL=sync-subscriptions.js.map