Upgrade to matrix-js-sdk 41.5.0; add device verification

Upgrades matrix-js-sdk from 34.13.0 to 41.5.0. This crosses the v37
removal of the legacy libolm crypto stack, so E2EE is migrated to the
Rust crypto implementation. Also adds device verification, cross-signing
setup, and authenticated media support.

Dependencies
- Bump matrix-js-sdk ^34.13.0 -> ^41.5.0; require Node.js >= 22.
- Drop the `olm` dependency (legacy crypto only); add `fake-indexeddb`.

Rust crypto
- Replace initCrypto() with initRustCrypto(); the legacy crypto stack
  was removed upstream in v37.
- Add src/matrix-crypto-store.js: the Rust crypto store requires
  IndexedDB, absent in Node.js, so it is backed by fake-indexeddb and
  snapshotted to disk (rust-crypto-store.v8) to survive restarts.
- Migrate existing libolm crypto state into the Rust store on first run,
  and discard the stored crypto state when the device ID changes.

Homeserver discovery
- Resolve the homeserver via .well-known, so a delegating domain
  (e.g. example.org) works as the configured server URL.

Cross-signing & secure backup
- Add a secured /matrix-chat/secure-backup admin endpoint and a modal
  dialog on the server config node: check status, unlock an existing
  secure backup with its recovery key, or reset and create a new one.

Device verification (new nodes)
- matrix-verification: event source emitting verification requests and
  phase changes, with on-node filters (phase, initiated by, type,
  self-verification, user allowlist, room).
- matrix-verification-action: request, accept, start SAS, confirm,
  mismatch, or cancel an in-flight verification.

Authenticated media
- matrix-receive and matrix-crypt-file use the authenticated media
  endpoints, send a bearer token via msg.headers, and fall back between
  the v3 and v1 media endpoints on a 404.

Fixes
- Surface connection/auth errors in the log; node.error() calls were
  passed an empty msg object, which routed the error and suppressed
  console logging.
- matrix-get-user: await getProfileInfo()/getPresence().
- matrix-invite-room: pass the reason as the third invite() argument
  (the removed callback parameter was shifting it out).
- Guard the verification handlers so a throwing SDK getter cannot crash
  Node-RED.

Docs
- Add the device-verification example flow; update the READMEs and node
  help, correcting stale claims that device verification, secure backup,
  and encrypted file uploads were unsupported.
This commit is contained in:
2026-05-22 14:40:00 -06:00
parent 68e63e5def
commit ebcb1eab81
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<script type="text/javascript">
RED.nodes.registerType('matrix-verification',{
category: 'matrix',
color: '#00b7ca',
icon: "matrix.png",
inputs: 0,
outputs: 1,
defaults: {
name: { value: null },
server: { type: "matrix-server-config" },
phaseRequested: { value: true },
phaseReady: { value: true },
phaseStarted: { value: true },
phaseSas: { value: true },
phaseDone: { value: true },
phaseCancelled: { value: true },
initiatedBy: { value: "any" },
verificationType: { value: "any" },
selfVerification: { value: "any" },
userFilter: { value: "" },
roomFilter: { value: "" }
},
label: function() {
return this.name || "Verification";
},
paletteLabel: 'Verification'
});
</script>
<script type="text/html" data-template-name="matrix-verification">
<div class="form-row">
<label for="node-input-name"><i class="fa fa-tag"></i> Name</label>
<input type="text" id="node-input-name" placeholder="Name">
</div>
<div class="form-row">
<label for="node-input-server"><i class="fa fa-server"></i> Matrix Server</label>
<input type="text" id="node-input-server">
</div>
<div class="form-row" style="margin-left: 100px;margin-top:10px;font-weight:bold;">
Phase filter
</div>
<div class="form-tips" style="margin-bottom:6px;">Emit only the ticked phases.</div>
<div class="form-row" style="margin-bottom:0;">
<input type="checkbox" id="node-input-phaseRequested" style="width:auto;margin-left:125px;vertical-align:top" />
<label for="node-input-phaseRequested" style="width:auto">requested</label>
</div>
<div class="form-row" style="margin-bottom:0;">
<input type="checkbox" id="node-input-phaseReady" style="width:auto;margin-left:125px;vertical-align:top" />
<label for="node-input-phaseReady" style="width:auto">ready</label>
</div>
<div class="form-row" style="margin-bottom:0;">
<input type="checkbox" id="node-input-phaseStarted" style="width:auto;margin-left:125px;vertical-align:top" />
<label for="node-input-phaseStarted" style="width:auto">started</label>
</div>
<div class="form-row" style="margin-bottom:0;">
<input type="checkbox" id="node-input-phaseSas" style="width:auto;margin-left:125px;vertical-align:top" />
<label for="node-input-phaseSas" style="width:auto">sas (emoji ready to confirm)</label>
</div>
<div class="form-row" style="margin-bottom:0;">
<input type="checkbox" id="node-input-phaseDone" style="width:auto;margin-left:125px;vertical-align:top" />
<label for="node-input-phaseDone" style="width:auto">done</label>
</div>
<div class="form-row">
<input type="checkbox" id="node-input-phaseCancelled" style="width:auto;margin-left:125px;vertical-align:top" />
<label for="node-input-phaseCancelled" style="width:auto">cancelled</label>
</div>
<div class="form-row">
<label for="node-input-initiatedBy"><i class="fa fa-filter"></i> Initiated by</label>
<select id="node-input-initiatedBy">
<option value="any">Any</option>
<option value="me">Me (the bot started it)</option>
<option value="notme">Not me (the other party)</option>
</select>
</div>
<div class="form-row">
<label for="node-input-verificationType"><i class="fa fa-filter"></i> Type</label>
<select id="node-input-verificationType">
<option value="any">Any</option>
<option value="room">Room (in-room / DM)</option>
<option value="device">Device (to-device)</option>
</select>
</div>
<div class="form-row">
<label for="node-input-selfVerification"><i class="fa fa-filter"></i> Self-verify</label>
<select id="node-input-selfVerification">
<option value="any">Any</option>
<option value="self">Self only (bot's own devices)</option>
<option value="others">Others only (other users)</option>
</select>
</div>
<div class="form-row">
<label for="node-input-userFilter"><i class="fa fa-user"></i> User IDs</label>
<input type="text" id="node-input-userFilter" placeholder="@alice:example.org, @bob:example.org">
</div>
<div class="form-tips" style="margin-bottom:12px;">User ID allowlist - only emit verifications involving these users. Comma separated, or blank for any.</div>
<div class="form-row">
<label for="node-input-roomFilter"><i class="fa fa-comments"></i> Room IDs</label>
<input type="text" id="node-input-roomFilter" placeholder="!room:example.org, !other:example.org">
</div>
<div class="form-tips" style="margin-bottom:12px;">Restrict room verifications to these rooms. Comma separated, or blank for any. Device verifications are not affected.</div>
</script>
<script type="text/html" data-help-name="matrix-verification">
<h3>Details</h3>
<p>Emits a message when a device verification request is received or changes phase.</p>
<p>
This node is the event source for device verification. It outputs a message every
time a verification request is created (either incoming, or started with the
<code>matrix-verification-action</code> node) and again on every phase change. Use
it together with <code>matrix-verification-action</code> to build your own approval
flow &mdash; for example, emailing the SAS emoji to a human for confirmation.
</p>
<p>
Each message carries a <code>msg.verificationId</code> which is the handle you pass
to <code>matrix-verification-action</code> to act on that verification.
</p>
<h3>Filters</h3>
<p>
All filters are applied on the node so you don't need <code>switch</code> nodes
downstream. They AND-combine, and each defaults to passing everything.
</p>
<dl class="message-properties">
<dt>Phase filter</dt>
<dd>Emits only the ticked phases (<code>requested</code>, <code>ready</code>, <code>started</code>, <code>sas</code>, <code>done</code>, <code>cancelled</code>). All ticked = emit every phase.</dd>
<dt>Initiated by</dt>
<dd><code>Any</code>, <code>Me</code> (only verifications the bot started), or <code>Not me</code> (only verifications started by the other party).</dd>
<dt>Type</dt>
<dd><code>Any</code>, <code>Room</code> (in-room / DM verifications), or <code>Device</code> (to-device verifications).</dd>
<dt>Self-verify</dt>
<dd><code>Any</code>, <code>Self only</code> (the other party is another of the bot's own devices), or <code>Others only</code> (a different user).</dd>
<dt>User IDs</dt>
<dd>Allowlist of user IDs (comma separated). When set, only verifications involving one of these users are emitted. Blank = any user.</dd>
<dt>Room IDs</dt>
<dd>Comma separated room IDs. When set, room verifications are restricted to these rooms. Device verifications have no room and are not affected by this filter. Blank = any room.</dd>
</dl>
<h3>Outputs</h3>
<dl class="message-properties">
<dt>msg.verificationId <span class="property-type">string</span></dt>
<dd>unique id of the verification. Pass this as <code>msg.verificationId</code> to the <code>matrix-verification-action</code> node.</dd>
<dt>msg.phase <span class="property-type">string</span></dt>
<dd>
current phase of the verification, one of:
<code>requested</code> (a request was received/sent),
<code>ready</code> (the request was accepted),
<code>started</code> (a method was chosen),
<code>sas</code> (SAS emoji/decimal are ready to confirm &mdash; see <code>msg.sas</code>),
<code>done</code> (verification completed),
<code>cancelled</code> (verification cancelled).
</dd>
<dt>msg.payload <span class="property-type">string</span></dt>
<dd>same value as <code>msg.phase</code>, for convenience.</dd>
<dt>msg.userId <span class="property-type">string</span></dt>
<dd>the user id of the other party in the verification.</dd>
<dt>msg.deviceId <span class="property-type">string | null</span></dt>
<dd>the other party's device id, for to-device verifications. <code>null</code> for in-room verifications.</dd>
<dt>msg.topic <span class="property-type">string | null</span></dt>
<dd>the room id, for in-room (DM) verifications. <code>null</code> for to-device verifications.</dd>
<dt>msg.sas <span class="property-type">object</span></dt>
<dd>
present only when <code>msg.phase</code> is <code>sas</code>. Contains
<code>emoji</code> (an array of <code>[emoji, name]</code> pairs) and
<code>decimal</code> (an array of three numbers). One or both may be
populated depending on what was negotiated.
</dd>
<dt>msg.isSelfVerification <span class="property-type">boolean</span></dt>
<dd><code>true</code> if the other party is another device of the bot's own account.</dd>
<dt>msg.initiatedByMe <span class="property-type">boolean</span></dt>
<dd><code>true</code> if this verification was started by the bot.</dd>
<dt>msg.chosenMethod <span class="property-type">string | null</span></dt>
<dd>the verification method that was chosen (e.g. <code>m.sas.v1</code>), once one has been picked; <code>null</code> before then.</dd>
<dt>msg.cancellationCode <span class="property-type">string | null</span></dt>
<dd>present when <code>msg.phase</code> is <code>cancelled</code>; the reason code (e.g. <code>m.user</code>).</dd>
</dl>
<h3>References</h3>
<ul>
<li><a href="https://spec.matrix.org/latest/client-server-api/#device-verification">Matrix spec</a> - device verification</li>
</ul>
</script>