From cb775ece992a8ded54c4cccae484475edc548803 Mon Sep 17 00:00:00 2001
From: Daniel Gultsch <daniel@gultsch.de>
Date: Mon, 26 Sep 2022 09:47:53 +0200
Subject: wait for DB restore before bind

---
 .../services/XmppConnectionService.java            | 12 +++++------
 .../siacs/conversations/xmpp/XmppConnection.java   | 23 +++++++++++++++++++---
 2 files changed, 26 insertions(+), 9 deletions(-)

diff --git a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
index e4af37947..483016364 100644
--- a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
+++ b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
@@ -1939,7 +1939,7 @@ public class XmppConnectionService extends Service {
                     databaseBackend.expireOldMessages(deletionDate);
                 }
                 Log.d(Config.LOGTAG, "restoring roster...");
-                for (Account account : accounts) {
+                for (final Account account : accounts) {
                     databaseBackend.readRoster(account.getRoster());
                     account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
                 }
@@ -1977,11 +1977,11 @@ public class XmppConnectionService extends Service {
 
     public void loadPhoneContacts() {
         mContactMergerExecutor.execute(() -> {
-            Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
+            final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
             Log.d(Config.LOGTAG, "start merging phone contacts with roster");
-            for (Account account : accounts) {
-                List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
-                for (JabberIdContact jidContact : contacts.values()) {
+            for (final Account account : accounts) {
+                final List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
+                for (final JabberIdContact jidContact : contacts.values()) {
                     final Contact contact = account.getRoster().getContact(jidContact.getJid());
                     boolean needsCacheClean = contact.setPhoneContact(jidContact);
                     if (needsCacheClean) {
@@ -1989,7 +1989,7 @@ public class XmppConnectionService extends Service {
                     }
                     withSystemAccounts.remove(contact);
                 }
-                for (Contact contact : withSystemAccounts) {
+                for (final Contact contact : withSystemAccounts) {
                     boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
                     if (needsCacheClean) {
                         getAvatarService().clear(contact);
diff --git a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
index e753e4b39..2ba2daea0 100644
--- a/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
+++ b/src/main/java/eu/siacs/conversations/xmpp/XmppConnection.java
@@ -753,6 +753,7 @@ public class XmppConnection implements Runnable {
                 processFailed(failed, false); // wait for new stream features
             }
             if (bound != null) {
+                clearIqCallbacks();
                 this.isBound = true;
                 final Element streamManagementEnabled =
                         bound.findChild("enabled", Namespace.STREAM_MANAGEMENT);
@@ -1134,7 +1135,12 @@ public class XmppConnection implements Runnable {
         tagReader.setInputStream(sslSocket.getInputStream());
         tagWriter.setOutputStream(sslSocket.getOutputStream());
         Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": TLS connection established");
-        final boolean quickStart = establishStream(true);
+        final boolean quickStart;
+        try {
+            quickStart = establishStream(true);
+        } catch (final InterruptedException e) {
+            return;
+        }
         if (quickStart) {
             this.quickStartInProgress = true;
         }
@@ -1333,6 +1339,17 @@ public class XmppConnection implements Runnable {
                     sm
                             && bindFeatures != null
                             && bindFeatures.containsAll(Bind2.QUICKSTART_FEATURES);
+            if (bindFeatures != null) {
+                try {
+                    mXmppConnectionService.restoredFromDatabaseLatch.await();
+                } catch (final InterruptedException e) {
+                    Log.d(
+                            Config.LOGTAG,
+                            account.getJid().asBareJid()
+                                    + ": interrupted while waiting for DB restore during SASL2 bind");
+                    return;
+                }
+            }
             authenticate = generateAuthenticationRequest(firstMessage, bindFeatures, sm);
         } else {
             throw new AssertionError("Missing implementation for " + version);
@@ -1876,7 +1893,6 @@ public class XmppConnection implements Runnable {
                                 }
                             }
                         }
-                        Log.d(Config.LOGTAG, commands.toString());
                         synchronized (this.commands) {
                             this.commands.clear();
                             this.commands.putAll(commands);
@@ -2018,12 +2034,13 @@ public class XmppConnection implements Runnable {
         }
     }
 
-    private boolean establishStream(final boolean secureConnection) throws IOException {
+    private boolean establishStream(final boolean secureConnection) throws IOException, InterruptedException {
         final SaslMechanism saslMechanism = account.getPinnedMechanism();
         if (secureConnection
                 && Config.SASL_2_ENABLED
                 && saslMechanism != null
                 && account.isOptionSet(Account.OPTION_QUICKSTART_AVAILABLE)) {
+            mXmppConnectionService.restoredFromDatabaseLatch.await();
             this.saslMechanism = saslMechanism;
             final Element authenticate =
                     generateAuthenticationRequest(saslMechanism.getClientFirstMessage());
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