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feat(federation): update sync endpoint for friend event context type

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This commit is contained in:
Jannis Braun
2026-03-27 00:55:07 +01:00
parent a485bf3098
commit 8918c43597
1 changed files with 147 additions and 120 deletions
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packages/server/src/routes/federation.ts
+61 -34
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@@ -546,12 +546,37 @@ export async function federationRoutes(app: FastifyInstance): Promise<void> {
const sinceTimestamp = body.sinceTimestamp;
const dmChannelIdFilter = body.dmChannelId && typeof body.dmChannelId === 'string' ? body.dmChannelId : null;
const federatedIdFilter = body.federatedId && typeof body.federatedId === 'string' ? body.federatedId : null;
const contextTypeFilter = body.contextType && typeof body.contextType === 'string'
? body.contextType as 'dm' | 'friend'
: null;
// Clamp limit: min 1, max 500, default 100
let limit = typeof body.limit === 'number' ? body.limit : 100;
limit = Math.max(1, Math.min(500, Math.floor(limit)));
// 3. Determine which DM channels to sync.
// 3. Query mutation log — branch by contextType
let mutationRows: Array<{
id: string;
entity_id: string;
context_id: string;
context_type: string;
mutation_type: string;
mutated_at: number;
payload: string | null;
}>;
if (contextTypeFilter === 'friend') {
// ── Friend event sync: no DM channel logic needed ──
mutationRows = rawDb.prepare(`
SELECT id, entity_id, context_id, context_type, mutation_type, mutated_at, payload
FROM federation_mutation_log
WHERE context_type = 'friend' AND mutated_at > ?
ORDER BY mutated_at ASC
LIMIT ?
`).all(sinceTimestamp, limit) as typeof mutationRows;
} else {
// ── DM sync path ──
// Determine which DM channels to sync.
// Use federated_id: any channel with a federated ID is a federated DM
// that should be synced. The peer's relay endpoint will create the channel
// if it doesn't exist, or match by federated_id if it does.
@@ -586,15 +611,6 @@ export async function federationRoutes(app: FastifyInstance): Promise<void> {
// Return mutations for ALL locally-created messages (source_instance IS NULL).
// This includes messages by replicated users (e.g., Jannis browsing orbit)
// because they were created on THIS instance and need to be synced to the peer.
let mutationRows: Array<{
id: string;
dm_message_id: string;
dm_channel_id: string;
mutation_type: string;
mutated_at: number;
payload: string | null;
}>;
if (effectiveChannelFilter) {
// Validate that the requested channel is actually shared with this peer
if (!sharedChannelIds.includes(effectiveChannelFilter)) {
@@ -607,10 +623,11 @@ export async function federationRoutes(app: FastifyInstance): Promise<void> {
}
mutationRows = rawDb.prepare(`
SELECT ml.id, ml.dm_message_id, ml.dm_channel_id, ml.mutation_type, ml.mutated_at, ml.payload
SELECT ml.id, ml.entity_id, ml.context_id, ml.context_type, ml.mutation_type, ml.mutated_at, ml.payload
FROM federation_mutation_log ml
LEFT JOIN dm_messages dm ON ml.dm_message_id = dm.id
WHERE ml.dm_channel_id = ?
LEFT JOIN dm_messages dm ON ml.entity_id = dm.id
WHERE ml.context_id = ?
AND ml.context_type = 'dm'
AND ml.mutated_at > ?
AND (dm.id IS NOT NULL OR ml.mutation_type IN ('delete', 'member_add', 'member_remove', 'ownership_transfer'))
ORDER BY ml.mutated_at ASC
@@ -619,12 +636,13 @@ export async function federationRoutes(app: FastifyInstance): Promise<void> {
// For delete mutations, the dm_messages row won't exist — handle separately
const deleteMutations = rawDb.prepare(`
SELECT ml.id, ml.dm_message_id, ml.dm_channel_id, ml.mutation_type, ml.mutated_at, ml.payload
SELECT ml.id, ml.entity_id, ml.context_id, ml.context_type, ml.mutation_type, ml.mutated_at, ml.payload
FROM federation_mutation_log ml
WHERE ml.dm_channel_id = ?
WHERE ml.context_id = ?
AND ml.context_type = 'dm'
AND ml.mutated_at > ?
AND ml.mutation_type = 'delete'
AND ml.dm_message_id NOT IN (SELECT dm.id FROM dm_messages dm WHERE dm.id = ml.dm_message_id)
AND ml.entity_id NOT IN (SELECT dm.id FROM dm_messages dm WHERE dm.id = ml.entity_id)
ORDER BY ml.mutated_at ASC
LIMIT ?
`).all(effectiveChannelFilter, sinceTimestamp, limit) as typeof mutationRows;
@@ -646,10 +664,11 @@ export async function federationRoutes(app: FastifyInstance): Promise<void> {
const placeholders = sharedChannelIds.map(() => '?').join(',');
mutationRows = rawDb.prepare(`
SELECT ml.id, ml.dm_message_id, ml.dm_channel_id, ml.mutation_type, ml.mutated_at, ml.payload
SELECT ml.id, ml.entity_id, ml.context_id, ml.context_type, ml.mutation_type, ml.mutated_at, ml.payload
FROM federation_mutation_log ml
LEFT JOIN dm_messages dm ON ml.dm_message_id = dm.id
WHERE ml.dm_channel_id IN (${placeholders})
LEFT JOIN dm_messages dm ON ml.entity_id = dm.id
WHERE ml.context_id IN (${placeholders})
AND ml.context_type = 'dm'
AND ml.mutated_at > ?
AND (dm.id IS NOT NULL OR ml.mutation_type IN ('delete', 'member_add', 'member_remove', 'ownership_transfer'))
ORDER BY ml.mutated_at ASC
@@ -658,12 +677,13 @@ export async function federationRoutes(app: FastifyInstance): Promise<void> {
// For delete mutations, the dm_messages row won't exist — handle separately
const deleteMutations = rawDb.prepare(`
SELECT ml.id, ml.dm_message_id, ml.dm_channel_id, ml.mutation_type, ml.mutated_at, ml.payload
SELECT ml.id, ml.entity_id, ml.context_id, ml.context_type, ml.mutation_type, ml.mutated_at, ml.payload
FROM federation_mutation_log ml
WHERE ml.dm_channel_id IN (${placeholders})
WHERE ml.context_id IN (${placeholders})
AND ml.context_type = 'dm'
AND ml.mutated_at > ?
AND ml.mutation_type = 'delete'
AND ml.dm_message_id NOT IN (SELECT dm.id FROM dm_messages dm WHERE dm.id = ml.dm_message_id)
AND ml.entity_id NOT IN (SELECT dm.id FROM dm_messages dm WHERE dm.id = ml.entity_id)
ORDER BY ml.mutated_at ASC
LIMIT ?
`).all(...sharedChannelIds, sinceTimestamp, limit) as typeof mutationRows;
@@ -681,20 +701,27 @@ export async function federationRoutes(app: FastifyInstance): Promise<void> {
mutationRows = mutationRows.slice(0, limit);
}
}
}
// 5. Build response events from mutation log entries
const events: FederationRelayEvent[] = [];
for (const mutation of mutationRows) {
const mutationType = mutation.mutation_type as 'create' | 'update' | 'delete' | 'reaction_add' | 'reaction_remove' | 'member_add' | 'member_remove' | 'ownership_transfer';
const mutationType = mutation.mutation_type as 'create' | 'update' | 'delete' | 'reaction_add' | 'reaction_remove'
| 'member_add' | 'member_remove' | 'ownership_transfer'
| 'friend_request_create' | 'friend_request_update' | 'friend_request_cancel'
| 'friend_add' | 'friend_remove';
if (['member_add', 'member_remove', 'ownership_transfer'].includes(mutationType)) {
// Membership mutations store the full event in the payload
if (['member_add', 'member_remove', 'ownership_transfer',
'friend_request_create', 'friend_request_update', 'friend_request_cancel',
'friend_add', 'friend_remove'].includes(mutationType)) {
// Membership and friend mutations store the full event in the payload
const payload = mutation.payload ? JSON.parse(mutation.payload) : {};
events.push({
eventType: mutationType as FederationRelayEvent['eventType'],
dmChannelId: mutation.dm_channel_id,
messageId: mutation.dm_message_id,
contextType: (mutation.context_type ?? 'dm') as 'dm' | 'friend',
...(mutation.context_type === 'dm' || !mutation.context_type ? { dmChannelId: mutation.context_id } : {}),
messageId: mutation.entity_id,
encryptionVersion: 0,
timestamp: mutation.mutated_at,
...payload,
@@ -706,8 +733,8 @@ export async function federationRoutes(app: FastifyInstance): Promise<void> {
// For deletes, we don't need the message content — just the ID and channel
events.push({
eventType: 'delete',
dmChannelId: mutation.dm_channel_id,
messageId: mutation.dm_message_id,
dmChannelId: mutation.context_id,
messageId: mutation.entity_id,
encryptionVersion: 0,
timestamp: mutation.mutated_at,
});
@@ -727,8 +754,8 @@ export async function federationRoutes(app: FastifyInstance): Promise<void> {
events.push({
eventType: mutationType,
dmChannelId: mutation.dm_channel_id,
messageId: mutation.dm_message_id,
dmChannelId: mutation.context_id,
messageId: mutation.entity_id,
encryptionVersion: 0,
timestamp: mutation.mutated_at,
reaction: {
@@ -746,7 +773,7 @@ export async function federationRoutes(app: FastifyInstance): Promise<void> {
const message = db
.select()
.from(schema.dmMessages)
.where(eq(schema.dmMessages.id, mutation.dm_message_id))
.where(eq(schema.dmMessages.id, mutation.entity_id))
.get();
if (!message) {
@@ -798,11 +825,11 @@ export async function federationRoutes(app: FastifyInstance): Promise<void> {
events.push({
eventType: mutationType,
dmChannelId: mutation.dm_channel_id,
dmChannelId: mutation.context_id,
messageId: message.id,
encryptionVersion: 0,
timestamp: mutation.mutated_at,
participants: getDmParticipants(mutation.dm_channel_id),
participants: getDmParticipants(mutation.context_id),
message: {
userId: message.userId,
homeUserId,