2024-05-12 08:05:03 -04:00
11 changed files with 267 additions and 83 deletions
--- a/apps/ssb.json
+++ b/apps/ssb.json
@ -1,5 +1,5 @@
 {
 	"type": "tildefriends-app",
 	"emoji": "🐌",
-	"previous": "&vEaOZjrNb0u9rhNqrQ8eU9TlOFlo4HsgW6hbI7VdIT0=.sha256"
+	"previous": "&raSj7ozmSDNGmB6TtjDk7oOiTc33ZN+RrBMASJ2F4cA=.sha256"
 }
--- a/apps/ssb/tf-app.js
+++ b/apps/ssb/tf-app.js
@ -264,6 +264,7 @@ class TfElement extends LitElement {
 					hash=${this.hash}
 					.unread=${this.unread}
 					@refresh=${() => (this.unread = [])}
+					?loading=${this.loading}
 				></tf-tab-news>
 			`;
 		} else if (this.tab === 'connections') {
--- a/apps/ssb/tf-tab-connections.js
+++ b/apps/ssb/tf-tab-connections.js
@ -7,9 +7,11 @@ class TfTabConnectionsElement extends LitElement {
 		return {
 			broadcasts: {type: Array},
 			identities: {type: Array},
+			my_identities: {type: Array},
 			connections: {type: Array},
 			stored_connections: {type: Array},
 			users: {type: Object},
+			server_identity: {type: String},
 		};
 	}

@ -20,15 +22,22 @@ class TfTabConnectionsElement extends LitElement {
 		let self = this;
 		this.broadcasts = [];
 		this.identities = [];
+		this.my_identities = [];
 		this.connections = [];
 		this.stored_connections = [];
 		this.users = {};
+		tfrpc.rpc.getIdentities().then(function (identities) {
+			self.my_identities = identities || [];
+		});
 		tfrpc.rpc.getAllIdentities().then(function (identities) {
 			self.identities = identities || [];
 		});
 		tfrpc.rpc.getStoredConnections().then(function (connections) {
 			self.stored_connections = connections || [];
 		});
+		tfrpc.rpc.getServerIdentity().then(function (identity) {
+			self.server_identity = identity;
+		});
 	}

 	render_connection_summary(connection) {
@ -184,6 +193,12 @@ class TfTabConnectionsElement extends LitElement {
 					${this.identities.map(
 						(x) =>
 							html`<li class="w3-bar">
+								${x == this.server_identity ?
+									html`<span class="w3-tag w3-medium w3-round w3-theme-l1">🖥 local server</span>` :
+									undefined}
+								${this.my_identities.indexOf(x) != -1 ?
+									html`<span class="w3-tag w3-medium w3-round w3-theme-d1">😎 you</span>` :
+									undefined}
 								<tf-user id=${x} .users=${this.users}></tf-user>
 							</li>`
 					)}
--- a/apps/ssb/tf-tab-news.js
+++ b/apps/ssb/tf-tab-news.js
@ -12,6 +12,7 @@ class TfTabNewsElement extends LitElement {
 			following: {type: Array},
 			drafts: {type: Object},
 			expanded: {type: Object},
+			loading: {type: Boolean},
 		};
 	}

@ -113,6 +114,15 @@ class TfTabNewsElement extends LitElement {
 					.users=${this.users}
 				></tf-profile>`
 			: undefined;
+		let edit_profile;
+		if (!this.loading &&
+			this.users[this.whoami]?.name === undefined &&
+			this.hash.substring(1) != this.whoami) {
+			edit_profile = html`
+				<div class="w3-panel w3-padding w3-round w3-card-4 w3-theme-l3">
+					ℹ️ Follow your identity link ☝️ above to edit your profile and set your name.
+				</div>`;
+		}
 		return html`
 			<p class="w3-bar">
 				<button
@ -124,6 +134,7 @@ class TfTabNewsElement extends LitElement {
 			</p>
 			<div>
 				Welcome, <tf-user id=${this.whoami} .users=${this.users}></tf-user>!
+				${edit_profile}
 			</div>
 			<div>
 				<tf-compose
--- a/src/httpd.js.c
+++ b/src/httpd.js.c
@ -31,6 +31,10 @@

 #define tf_countof(a) ((int)(sizeof((a)) / sizeof(*(a))))

+#define CYAN "\e[1;36m"
+#define MAGENTA "\e[1;35m"
+#define RESET "\e[0m"
+
 const int64_t k_refresh_interval = 1ULL * 7 * 24 * 60 * 60 * 1000;

 static JSValue _authenticate_jwt(JSContext* context, const char* jwt);
@ -416,6 +420,7 @@ static JSValue _httpd_endpoint_start(JSContext* context, JSValueConst this_val,
 	*listener = (httpd_listener_t) { .context = context, .tls = JS_DupValue(context, argv[1]) };
 	tf_tls_context_t* tls = tf_tls_context_get(listener->tls);
 	int assigned_port = tf_http_listen(http, port, tls, _httpd_listener_cleanup, listener);
+	tf_printf(CYAN "~😎 Tilde Friends" RESET " is now up at " MAGENTA "http%s://127.0.0.1:%d/" RESET ".\n", tls ? "s" : "", assigned_port);
 	return JS_NewInt32(context, assigned_port);
 }

@ -1075,7 +1080,7 @@ static JSValue _authenticate_jwt(JSContext* context, const char* jwt)
 	tf_task_t* task = tf_task_get(context);
 	tf_ssb_t* ssb = tf_task_get_ssb(task);
 	char public_key_b64[k_id_base64_len] = { 0 };
-	tf_ssb_db_identity_visit(ssb, ":auth", _public_key_visit, public_key_b64);
+	tf_ssb_db_identity_visit(ssb, ":admin", _public_key_visit, public_key_b64);

 	const char* payload = jwt + dot[0] + 1;
 	size_t payload_length = dot[1] - dot[0] - 1;
@ -1145,15 +1150,12 @@ static void _visit_auth_identity(const char* identity, void* user_data)
 static bool _get_auth_private_key(tf_ssb_t* ssb, uint8_t* out_private_key)
 {
 	char id[k_id_base64_len] = { 0 };
-	tf_ssb_db_identity_visit(ssb, ":auth", _visit_auth_identity, id);
+	tf_ssb_db_identity_visit(ssb, ":admin", _visit_auth_identity, id);
 	if (*id)
 	{
-		return tf_ssb_db_identity_get_private_key(ssb, ":auth", id, out_private_key, crypto_sign_SECRETKEYBYTES);
-	}
-	else
-	{
-		return tf_ssb_db_identity_create(ssb, ":auth", out_private_key + crypto_sign_PUBLICKEYBYTES, out_private_key);
+		return tf_ssb_db_identity_get_private_key(ssb, ":admin", id, out_private_key, crypto_sign_SECRETKEYBYTES);
 	}
+	return false;
 }

 static const char* _make_session_jwt(tf_ssb_t* ssb, const char* name)
@ -1162,21 +1164,15 @@ static const char* _make_session_jwt(tf_ssb_t* ssb, const char* name)
 	{
 		return NULL;
 	}
-	uint8_t private_key[crypto_sign_SECRETKEYBYTES] = { 0 };
-	if (!_get_auth_private_key(ssb, private_key))
-	{
-		return NULL;
-	}

 	uv_timespec64_t now = { 0 };
 	uv_clock_gettime(UV_CLOCK_REALTIME, &now);

-	JSContext* context = tf_ssb_get_context(ssb);
-
 	const char* header_json = "{\"alg\":\"HS256\",\"typ\":\"JWT\"}";
 	char header_base64[256];
 	sodium_bin2base64(header_base64, sizeof(header_base64), (uint8_t*)header_json, strlen(header_json), sodium_base64_VARIANT_URLSAFE_NO_PADDING);

+	JSContext* context = tf_ssb_get_context(ssb);
 	JSValue payload = JS_NewObject(context);
 	JS_SetPropertyStr(context, payload, "name", JS_NewString(context, name));
 	JS_SetPropertyStr(context, payload, "exp", JS_NewInt64(context, now.tv_sec * 1000 + now.tv_nsec / 1000000LL + k_refresh_interval));
@ -1191,12 +1187,17 @@ static const char* _make_session_jwt(tf_ssb_t* ssb, const char* name)
 	unsigned long long signature_length = 0;
 	char signature_base64[256] = { 0 };

-	if (crypto_sign_detached(signature, &signature_length, (const uint8_t*)payload_base64, strlen(payload_base64), private_key) == 0)
+	uint8_t private_key[crypto_sign_SECRETKEYBYTES] = { 0 };
+	if (_get_auth_private_key(ssb, private_key))
 	{
-		sodium_bin2base64(signature_base64, sizeof(signature_base64), signature, sizeof(signature), sodium_base64_VARIANT_URLSAFE_NO_PADDING);
-		size_t size = strlen(header_base64) + 1 + strlen(payload_base64) + 1 + strlen(signature_base64) + 1;
-		result = tf_malloc(size);
-		snprintf(result, size, "%s.%s.%s", header_base64, payload_base64, signature_base64);
+		if (crypto_sign_detached(signature, &signature_length, (const uint8_t*)payload_base64, strlen(payload_base64), private_key) == 0)
+		{
+			sodium_bin2base64(signature_base64, sizeof(signature_base64), signature, sizeof(signature), sodium_base64_VARIANT_URLSAFE_NO_PADDING);
+			size_t size = strlen(header_base64) + 1 + strlen(payload_base64) + 1 + strlen(signature_base64) + 1;
+			result = tf_malloc(size);
+			snprintf(result, size, "%s.%s.%s", header_base64, payload_base64, signature_base64);
+		}
+		sodium_memzero(private_key, sizeof(private_key));
 	}

 	JS_FreeCString(context, payload_string);
--- a/src/main.c
+++ b/src/main.c
@ -48,6 +48,7 @@ static int _tf_command_import(const char* file, int argc, char* argv[]);
 static int _tf_command_export(const char* file, int argc, char* argv[]);
 static int _tf_command_run(const char* file, int argc, char* argv[]);
 static int _tf_command_sandbox(const char* file, int argc, char* argv[]);
+static int _tf_command_verify(const char* file, int argc, char* argv[]);
 static int _tf_command_usage(const char* file);

 typedef struct _command_t
@ -62,6 +63,7 @@ const command_t k_commands[] = {
 	{ "sandbox", _tf_command_sandbox, "Run a sandboxed tildefriends sandbox process (used internally)." },
 	{ "import", _tf_command_import, "Import apps to SSB." },
 	{ "export", _tf_command_export, "Export apps from SSB." },
+	{ "verify", _tf_command_verify, "Verify a feed." },
 	{ "test", _tf_command_test, "Test SSB." },
 };

@ -266,6 +268,59 @@ static int _tf_command_export(const char* file, int argc, char* argv[])
 	tf_ssb_destroy(ssb);
 	return EXIT_SUCCESS;
 }
+
+static int _tf_command_verify(const char* file, int argc, char* argv[])
+{
+	const char* identity = NULL;
+	const char* db_path = k_db_path_default;
+	bool show_usage = false;
+
+	while (!show_usage)
+	{
+		static const struct option k_options[] = {
+			{ "id", required_argument, NULL, 'u' },
+			{ "db-path", required_argument, NULL, 'd' },
+			{ "help", no_argument, NULL, 'h' },
+			{ 0 },
+		};
+		int c = getopt_long(argc, argv, "i:d:h", k_options, NULL);
+		if (c == -1)
+		{
+			break;
+		}
+
+		switch (c)
+		{
+		case '?':
+		case 'h':
+		default:
+			show_usage = true;
+			break;
+		case 'i':
+			identity = optarg;
+			break;
+		case 'd':
+			db_path = optarg;
+			break;
+		}
+	}
+
+	if (show_usage)
+	{
+		tf_printf("\n%s import [options] [paths...]\n\n", file);
+		tf_printf("options:\n");
+		tf_printf("  -i, --identity identity  Identity to verify.\n");
+		tf_printf("  -d, --db-path db_path    SQLite database path (default: %s).\n", k_db_path_default);
+		tf_printf("  -h, --help               Show this usage information.\n");
+		return EXIT_FAILURE;
+	}
+
+	tf_printf("Verifying %s...\n", identity);
+	tf_ssb_t* ssb = tf_ssb_create(NULL, NULL, db_path, NULL);
+	bool verified = tf_ssb_db_verify(ssb, identity);
+	tf_ssb_destroy(ssb);
+	return verified ? EXIT_SUCCESS : EXIT_FAILURE;
+}
 #endif

 typedef struct tf_run_args_t
--- a/src/ssb.c
+++ b/src/ssb.c
@ -1019,7 +1019,18 @@ static bool _tf_ssb_verify_and_strip_signature_internal(JSContext* context, JSVa

 bool tf_ssb_verify_and_strip_signature(JSContext* context, JSValue val, char* out_id, size_t out_id_size, char* out_signature, size_t out_signature_size, int* out_flags)
 {
-	if (_tf_ssb_verify_and_strip_signature_internal(context, val, out_id, out_id_size, out_signature, out_signature_size))
+	JSValue reordered = JS_NewObject(context);
+	JS_SetPropertyStr(context, reordered, "previous", JS_GetPropertyStr(context, val, "previous"));
+	JS_SetPropertyStr(context, reordered, "author", JS_GetPropertyStr(context, val, "author"));
+	JS_SetPropertyStr(context, reordered, "sequence", JS_GetPropertyStr(context, val, "sequence"));
+	JS_SetPropertyStr(context, reordered, "timestamp", JS_GetPropertyStr(context, val, "timestamp"));
+	JS_SetPropertyStr(context, reordered, "hash", JS_GetPropertyStr(context, val, "hash"));
+	JS_SetPropertyStr(context, reordered, "content", JS_GetPropertyStr(context, val, "content"));
+	JS_SetPropertyStr(context, reordered, "signature", JS_GetPropertyStr(context, val, "signature"));
+	bool result = _tf_ssb_verify_and_strip_signature_internal(context, reordered, out_id, out_id_size, out_signature, out_signature_size);
+	JS_FreeValue(context, reordered);
+
+	if (result)
 	{
 		if (out_flags)
 		{
@ -1027,27 +1038,26 @@ bool tf_ssb_verify_and_strip_signature(JSContext* context, JSValue val, char* ou
 		}
 		return true;
 	}
-	else
+
+	reordered = JS_NewObject(context);
+	JS_SetPropertyStr(context, reordered, "previous", JS_GetPropertyStr(context, val, "previous"));
+	JS_SetPropertyStr(context, reordered, "sequence", JS_GetPropertyStr(context, val, "sequence"));
+	JS_SetPropertyStr(context, reordered, "author", JS_GetPropertyStr(context, val, "author"));
+	JS_SetPropertyStr(context, reordered, "timestamp", JS_GetPropertyStr(context, val, "timestamp"));
+	JS_SetPropertyStr(context, reordered, "hash", JS_GetPropertyStr(context, val, "hash"));
+	JS_SetPropertyStr(context, reordered, "content", JS_GetPropertyStr(context, val, "content"));
+	JS_SetPropertyStr(context, reordered, "signature", JS_GetPropertyStr(context, val, "signature"));
+	result = _tf_ssb_verify_and_strip_signature_internal(context, reordered, out_id, out_id_size, out_signature, out_signature_size);
+	JS_FreeValue(context, reordered);
+	if (result)
 	{
-		JSValue reordered = JS_NewObject(context);
-		JS_SetPropertyStr(context, reordered, "previous", JS_GetPropertyStr(context, val, "previous"));
-		JS_SetPropertyStr(context, reordered, "sequence", JS_GetPropertyStr(context, val, "sequence"));
-		JS_SetPropertyStr(context, reordered, "author", JS_GetPropertyStr(context, val, "author"));
-		JS_SetPropertyStr(context, reordered, "timestamp", JS_GetPropertyStr(context, val, "timestamp"));
-		JS_SetPropertyStr(context, reordered, "hash", JS_GetPropertyStr(context, val, "hash"));
-		JS_SetPropertyStr(context, reordered, "content", JS_GetPropertyStr(context, val, "content"));
-		JS_SetPropertyStr(context, reordered, "signature", JS_GetPropertyStr(context, val, "signature"));
-		bool result = _tf_ssb_verify_and_strip_signature_internal(context, reordered, out_id, out_id_size, out_signature, out_signature_size);
-		JS_FreeValue(context, reordered);
-		if (result)
+		if (out_flags)
 		{
-			if (out_flags)
-			{
-				*out_flags = k_tf_ssb_message_flag_sequence_before_author;
-			}
-			return true;
+			*out_flags = k_tf_ssb_message_flag_sequence_before_author;
 		}
+		return true;
 	}
+
 	return false;
 }

@ -3608,7 +3618,6 @@ void tf_ssb_verify_strip_and_store_message(tf_ssb_t* ssb, JSValue value, tf_ssb_
 	}
 	else
 	{
-		printf("nope\n");
 		_tf_ssb_verify_strip_and_store_finish(async);
 	}
 }
--- a/src/ssb.db.c
+++ b/src/ssb.db.c
@ -163,6 +163,7 @@ void tf_ssb_db_init(tf_ssb_t* ssb)
 		"  private_key TEXT UNIQUE"
 		")");
 	_tf_ssb_db_exec(db, "CREATE INDEX IF NOT EXISTS identities_user ON identities (user, public_key)");
+	_tf_ssb_db_exec(db, "DELETE FROM identities WHERE user = ':auth'");

 	bool populate_fts = false;
 	if (!_tf_ssb_db_has_rows(db, "PRAGMA table_list('messages_fts')"))
@ -735,12 +736,13 @@ bool tf_ssb_db_blob_store(tf_ssb_t* ssb, const uint8_t* blob, size_t size, char*
 	return result;
 }

-bool tf_ssb_db_get_message_by_author_and_sequence(
-	tf_ssb_t* ssb, const char* author, int64_t sequence, char* out_message_id, size_t out_message_id_size, double* out_timestamp, char** out_content)
+bool tf_ssb_db_get_message_by_author_and_sequence(tf_ssb_t* ssb, const char* author, int64_t sequence, char* out_message_id, size_t out_message_id_size, char* out_previous,
+	size_t out_previous_size, char* out_author, size_t out_author_size, double* out_timestamp, char** out_content, char* out_hash, size_t out_hash_size, char* out_signature,
+	size_t out_signature_size, int* out_flags)
 {
 	bool found = false;
 	sqlite3_stmt* statement;
-	const char* query = "SELECT id, timestamp, json(content) FROM messages WHERE author = ?1 AND sequence = ?2";
+	const char* query = "SELECT id, previous, author, timestamp, json(content), hash, signature, flags FROM messages WHERE author = ?1 AND sequence = ?2";
 	sqlite3* db = tf_ssb_acquire_db_reader(ssb);
 	if (sqlite3_prepare(db, query, -1, &statement, NULL) == SQLITE_OK)
 	{
@ -748,15 +750,45 @@ bool tf_ssb_db_get_message_by_author_and_sequence(
 		{
 			if (out_message_id)
 			{
-				strncpy(out_message_id, (const char*)sqlite3_column_text(statement, 0), out_message_id_size - 1);
+				snprintf(out_message_id, out_message_id_size, "%s", (const char*)sqlite3_column_text(statement, 0));
+			}
+			if (out_previous)
+			{
+				if (sqlite3_column_type(statement, 1) == SQLITE_NULL)
+				{
+					if (out_previous_size)
+					{
+						*out_previous = '\0';
+					}
+				}
+				else
+				{
+					snprintf(out_previous, out_previous_size, "%s", (const char*)sqlite3_column_text(statement, 1));
+				}
+			}
+			if (out_author)
+			{
+				snprintf(out_author, out_author_size, "%s", (const char*)sqlite3_column_text(statement, 2));
 			}
 			if (out_timestamp)
 			{
-				*out_timestamp = sqlite3_column_double(statement, 1);
+				*out_timestamp = sqlite3_column_double(statement, 3);
 			}
 			if (out_content)
 			{
-				*out_content = tf_strdup((const char*)sqlite3_column_text(statement, 2));
+				*out_content = tf_strdup((const char*)sqlite3_column_text(statement, 4));
+			}
+			if (out_hash)
+			{
+				snprintf(out_hash, out_hash_size, "%s", (const char*)sqlite3_column_text(statement, 5));
+			}
+			if (out_signature)
+			{
+				snprintf(out_signature, out_signature_size, "%s", (const char*)sqlite3_column_text(statement, 6));
+			}
+			if (out_flags)
+			{
+				*out_flags = sqlite3_column_int(statement, 7);
 			}
 			found = true;
 		}
@ -1634,6 +1666,7 @@ bool tf_ssb_db_register_account(tf_ssb_t* ssb, const char* name, const char* pas
 	{
 		if (sqlite3_bind_text(statement, 1, value, value_length, NULL) == SQLITE_OK)
 		{
+			tf_printf("added user to properties\n");
 			result = sqlite3_step(statement) == SQLITE_DONE;
 		}
 		sqlite3_finalize(statement);
@ -1784,3 +1817,65 @@ void tf_ssb_db_resolve_index_async(tf_ssb_t* ssb, const char* host, void (*callb
 	};
 	tf_ssb_run_work(ssb, _tf_ssb_db_resolve_index_work, _tf_ssb_db_resolve_index_after_work, request);
 }
+
+bool tf_ssb_db_verify(tf_ssb_t* ssb, const char* id)
+{
+	JSContext* context = tf_ssb_get_context(ssb);
+	bool verified = true;
+	int64_t sequence = -1;
+	if (tf_ssb_db_get_latest_message_by_author(ssb, id, &sequence, NULL, 0))
+	{
+		for (int64_t i = 1; i <= sequence; i++)
+		{
+			char message_id[k_id_base64_len];
+			char previous[256];
+			double timestamp;
+			char* content = NULL;
+			char hash[32];
+			char signature[256];
+			int flags = 0;
+			if (tf_ssb_db_get_message_by_author_and_sequence(ssb, id, i, message_id, sizeof(message_id), previous, sizeof(previous), NULL, 0, &timestamp, &content, hash,
+					sizeof(hash), signature, sizeof(signature), &flags))
+			{
+				JSValue message = tf_ssb_format_message(context, previous, id, i, timestamp, hash, content, signature, flags);
+				char calculated_id[k_id_base64_len];
+				char extracted_signature[256];
+				int calculated_flags = 0;
+				if (!tf_ssb_verify_and_strip_signature(context, message, calculated_id, sizeof(calculated_id), extracted_signature, sizeof(extracted_signature), &calculated_flags))
+				{
+					tf_printf("author=%s sequence=%" PRId64 " verify failed.\n", id, i);
+					verified = false;
+				}
+				if (calculated_flags != flags)
+				{
+					tf_printf("author=%s sequence=%" PRId64 " flag mismatch %d => %d.\n", id, i, flags, calculated_flags);
+					verified = false;
+				}
+				if (strcmp(message_id, calculated_id))
+				{
+					tf_printf("author=%s sequence=%" PRId64 " id mismatch %s => %s.\n", id, i, message_id, calculated_id);
+					verified = false;
+				}
+				JS_FreeValue(context, message);
+				tf_free(content);
+
+				if (!verified)
+				{
+					break;
+				}
+			}
+			else
+			{
+				tf_printf("Unable to find message with sequence=%" PRId64 " for author=%s.", i, id);
+				verified = false;
+				break;
+			}
+		}
+	}
+	else
+	{
+		tf_printf("Unable to get latest message for author '%s'.\n", id);
+		verified = false;
+	}
+	return verified;
+}
--- a/src/ssb.db.h
+++ b/src/ssb.db.h
@ -126,8 +126,9 @@ JSValue tf_ssb_db_get_message_by_id(tf_ssb_t* ssb, const char* id, bool is_keys)
 ** @param[out] out_content Populated with the message content.  Free with tf_free().
 ** @return True if the message was found and retrieved.
 */
-bool tf_ssb_db_get_message_by_author_and_sequence(
-	tf_ssb_t* ssb, const char* author, int64_t sequence, char* out_message_id, size_t out_message_id_size, double* out_timestamp, char** out_content);
+bool tf_ssb_db_get_message_by_author_and_sequence(tf_ssb_t* ssb, const char* author, int64_t sequence, char* out_message_id, size_t out_message_id_size, char* out_previous,
+	size_t out_previous_size, char* out_author, size_t out_author_size, double* out_timestamp, char** out_content, char* out_hash, size_t out_hash_size, char* out_signature,
+	size_t out_signature_size, int* out_flags);

 /**
 ** Get information about the last message from an author.
@ -379,6 +380,8 @@ bool tf_ssb_db_set_property(tf_ssb_t* ssb, const char* id, const char* key, cons
 */
 void tf_ssb_db_resolve_index_async(tf_ssb_t* ssb, const char* host, void (*callback)(const char* path, void* user_data), void* user_data);

+bool tf_ssb_db_verify(tf_ssb_t* ssb, const char* id);
+
 /**
 ** An SQLite authorizer callback.  See https://www.sqlite.org/c3ref/set_authorizer.html for use.
 ** @param user_data User data registered with the authorizer.
--- a/src/ssb.js.c
+++ b/src/ssb.js.c
@ -399,10 +399,11 @@ static void _tf_ssb_getIdentityInfo_visit(const char* identity, void* data)
 	identity_info_work_t* request = data;
 	request->identities = tf_resize_vec(request->identities, (request->count + 1) * sizeof(char*));
 	request->names = tf_resize_vec(request->names, (request->count + 1) * sizeof(char*));
-	request->identities[request->count] = tf_strdup(identity);
+	char buffer[k_id_base64_len];
+	snprintf(buffer, sizeof(buffer), "@%s", identity);
+	request->identities[request->count] = tf_strdup(buffer);
 	request->names[request->count] = NULL;
 	request->count++;
-	;
 }

 static void _tf_ssb_getIdentityInfo_work(tf_ssb_t* ssb, void* user_data)
@ -419,8 +420,8 @@ static void _tf_ssb_getIdentityInfo_work(tf_ssb_t* ssb, void* user_data)
 		"		RANK() OVER (PARTITION BY messages.author ORDER BY messages.sequence DESC) AS author_rank, "
 		"		messages.content ->> 'name' AS name "
 		"	FROM messages "
-		"	JOIN identities ON  messages.author = ids.value "
-		"	WHERE WHERE identities.user = ? AND json_extract(messages.content, '$.type') = 'about' AND content ->> 'about' = messages.author AND name IS NOT NULL) "
+		"	JOIN identities ON messages.author = ('@' || identities.public_key) "
+		"	WHERE identities.user = ? AND json_extract(messages.content, '$.type') = 'about' AND content ->> 'about' = messages.author AND name IS NOT NULL) "
 		"WHERE author_rank = 1 ",
 		-1, &statement, NULL);
 	if (request->result == SQLITE_OK)
@ -428,22 +429,26 @@ static void _tf_ssb_getIdentityInfo_work(tf_ssb_t* ssb, void* user_data)
 		if (sqlite3_bind_text(statement, 1, request->name, -1, NULL) == SQLITE_OK)
 		{
 			int r = SQLITE_OK;
-			while ((r = sqlite3_step(statement)) == SQLITE_OK)
+			while ((r = sqlite3_step(statement)) == SQLITE_ROW)
 			{
+				const char* identity = (const char*)sqlite3_column_text(statement, 0);
+				const char* name = (const char*)sqlite3_column_text(statement, 1);
 				for (int i = 0; i < request->count; i++)
 				{
-					const char* identity = (const char*)sqlite3_column_text(statement, 0);
-					const char* name = (const char*)sqlite3_column_text(statement, 1);
-					if (strcmp(request->identities[i], identity) == 0 && !request->names[i])
+					if (!request->names[i] && strcmp(request->identities[i], identity) == 0)
 					{
 						request->names[i] = tf_strdup(name);
+						break;
 					}
-					break;
 				}
 			}
 		}
 		sqlite3_finalize(statement);
 	}
+	else
+	{
+		tf_printf("prepare failed: %s.\n", sqlite3_errmsg(db));
+	}

 	tf_ssb_db_identity_get_active(db, request->name, request->package_owner, request->package_name, request->active_identity, sizeof(request->active_identity));
 	if (!*request->active_identity && request->count)
@ -576,29 +581,6 @@ static JSValue _tf_ssb_appendMessageWithIdentity(JSContext* context, JSValueCons
 	return result;
 }

-static JSValue _tf_ssb_getMessage(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
-{
-	JSValue result = JS_NULL;
-	tf_ssb_t* ssb = JS_GetOpaque(this_val, _tf_ssb_classId);
-	if (ssb)
-	{
-		const char* id = JS_ToCString(context, argv[0]);
-		int64_t sequence = 0;
-		JS_ToInt64(context, &sequence, argv[1]);
-		double timestamp = -1.0;
-		char* contents = NULL;
-		if (tf_ssb_db_get_message_by_author_and_sequence(ssb, id, sequence, NULL, 0, &timestamp, &contents))
-		{
-			result = JS_NewObject(context);
-			JS_SetPropertyStr(context, result, "timestamp", JS_NewFloat64(context, timestamp));
-			JS_SetPropertyStr(context, result, "content", JS_NewString(context, contents));
-			tf_free(contents);
-		}
-		JS_FreeCString(context, id);
-	}
-	return result;
-}
-
 static JSValue _tf_ssb_blobGet(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
 {
 	JSValue result = JS_NULL;
@ -1891,7 +1873,6 @@ void tf_ssb_register(JSContext* context, tf_ssb_t* ssb)
 	JS_SetPropertyStr(context, object, "getAllIdentities", JS_NewCFunction(context, _tf_ssb_getAllIdentities, "getAllIdentities", 0));
 	JS_SetPropertyStr(context, object, "getActiveIdentity", JS_NewCFunction(context, _tf_ssb_getActiveIdentity, "getActiveIdentity", 3));
 	JS_SetPropertyStr(context, object, "getIdentityInfo", JS_NewCFunction(context, _tf_ssb_getIdentityInfo, "getIdentityInfo", 3));
-	JS_SetPropertyStr(context, object, "getMessage", JS_NewCFunction(context, _tf_ssb_getMessage, "getMessage", 2));
 	JS_SetPropertyStr(context, object, "blobGet", JS_NewCFunction(context, _tf_ssb_blobGet, "blobGet", 1));
 	JS_SetPropertyStr(context, object, "messageContentGet", JS_NewCFunction(context, _tf_ssb_messageContentGet, "messageContentGet", 1));
 	JS_SetPropertyStr(context, object, "connections", JS_NewCFunction(context, _tf_ssb_connections, "connections", 0));
--- a/tools/autotest.py
+++ b/tools/autotest.py
@ -83,6 +83,13 @@ try:
 	driver.switch_to.frame(wait.until(expected_conditions.presence_of_element_located((By.ID, 'document'))))
 	id1 = wait.until(expected_conditions.presence_of_element_located((By.TAG_NAME, 'li'))).text.split(' ')[-1]

+	driver.get('http://localhost:8888/~core/admin/')
+	wait.until(expected_conditions.presence_of_element_located((By.ID, 'document')))
+	driver.switch_to.frame(driver.find_element(By.ID, 'document'))
+	wait.until(expected_conditions.presence_of_element_located((By.ID, 'gs_room_name'))).send_keys('test room')
+	wait.until(expected_conditions.presence_of_element_located((By.XPATH, '//*[@id="gs_room_name"]/following-sibling::button'))).click()
+	driver.switch_to.alert.accept()
+
 	driver.get('http://localhost:8888')
 	wait.until(expected_conditions.presence_of_element_located((By.ID, 'document')))
 	driver.switch_to.frame(driver.find_element(By.ID, 'document'))
@ -106,9 +113,15 @@ try:
 		except:
 			pass

-	tf_tab_news = wait.until(exists_in_shadow_root(tf_app, By.ID, 'tf-tab-news')).shadow_root
-	tf_tab_news.find_element(By.ID, 'tf-compose').shadow_root.find_element(By.ID, 'edit').send_keys('Hello, world!')
-	tf_tab_news.find_element(By.ID, 'tf-compose').shadow_root.find_element(By.ID, 'submit').click()
+	# WebDriverException (shadow root is detached)
+	while True:
+		try:
+			tf_tab_news = wait.until(exists_in_shadow_root(tf_app, By.ID, 'tf-tab-news')).shadow_root
+			tf_tab_news.find_element(By.ID, 'tf-compose').shadow_root.find_element(By.ID, 'edit').send_keys('Hello, world!')
+			tf_tab_news.find_element(By.ID, 'tf-compose').shadow_root.find_element(By.ID, 'submit').click()
+			break
+		except:
+			pass

 	driver.switch_to.default_content()
 	driver.find_element(By.ID, 'allow').click()