Redact quick connection endpoints (#598)

* fix: redact quick connection endpoints

* fix: redact host-like quick connection names

---------

Co-authored-by: t8y2 <1156263951@qq.com>

apps/desktop/src/components/layout/WelcomeScreen.vue

@@ -2,7 +2,12 @@
 import { useI18n } from "vue-i18n";
 import { FilePlus2, Plus, History, Upload, Database, Search, ShieldCheck, Sparkles } from "lucide-vue-next";
 import DatabaseIcon from "@/components/icons/DatabaseIcon.vue";
-import { connectionDriverLabel, connectionIconType, connectionOptionSubtitle } from "@/lib/connectionPresentation";
+import {
+  connectionDriverLabel,
+  connectionIconType,
+  connectionRedactedNameLabel,
+  connectionRedactedOptionSubtitle,
+} from "@/lib/connectionPresentation";
 import type { ConnectionConfig } from "@/types/database";
 
 defineProps<{
@@ -64,9 +69,9 @@ const { t } = useI18n();
               <DatabaseIcon :db-type="connectionIconType(connection)" class="h-4 w-4" />
               <span class="h-5 w-1 rounded-full shrink-0" :style="{ backgroundColor: connection.color || '#9ca3af' }" />
               <div class="min-w-0 flex-1">
-                <div class="truncate text-sm font-medium">{{ connection.name }}</div>
+                <div class="truncate text-sm font-medium">{{ connectionRedactedNameLabel(connection) }}</div>
                 <div class="truncate text-xs text-muted-foreground">
-                  {{ connectionOptionSubtitle(connection) || connectionDriverLabel(connection) }}
+                  {{ connectionRedactedOptionSubtitle(connection) || connectionDriverLabel(connection) }}
                 </div>
               </div>
               <FilePlus2 class="h-4 w-4 text-muted-foreground" />

apps/desktop/src/lib/connectionPresentation.ts

@@ -4,8 +4,11 @@ type ConnectionPresentationConfig = Pick<
   ConnectionConfig,
   "db_type" | "driver_profile" | "driver_label" | "host" | "port" | "database"
 >;
+type ConnectionNamePresentationConfig = ConnectionPresentationConfig & Pick<ConnectionConfig, "name">;
 
 const LOCAL_DATABASE_TYPES = new Set(["sqlite", "duckdb", "access"]);
+const REDACTED_HOST_SEGMENT = "***";
+const REDACTED_PORT = "****";
 
 export function connectionIconType(connection?: Pick<ConnectionConfig, "db_type" | "driver_profile">): string {
   return connection?.driver_profile || connection?.db_type || "postgres";
@@ -24,6 +27,62 @@ export function connectionEndpointLabel(connection?: ConnectionPresentationConfi
   return connection.host || connection.database || "";
 }
 
+function redactConnectionHost(host: string): string {
+  const normalizedHost = host.trim();
+  if (!normalizedHost) return "";
+
+  const unwrappedHost =
+    normalizedHost.startsWith("[") && normalizedHost.endsWith("]") ? normalizedHost.slice(1, -1) : normalizedHost;
+  const separator = unwrappedHost.includes(":") ? ":" : ".";
+  const segments = unwrappedHost.split(separator).filter(Boolean);
+
+  if (segments.length >= 3) {
+    return [segments[0], ...segments.slice(1, -1).map(() => REDACTED_HOST_SEGMENT), segments[segments.length - 1]].join(
+      separator,
+    );
+  }
+
+  if (segments.length === 2) {
+    return [segments[0], REDACTED_HOST_SEGMENT].join(separator);
+  }
+
+  return REDACTED_HOST_SEGMENT;
+}
+
+export function connectionRedactedEndpointLabel(connection?: ConnectionPresentationConfig): string {
+  if (!connection) return "";
+  if (LOCAL_DATABASE_TYPES.has(connection.db_type)) {
+    return connectionEndpointLabel(connection);
+  }
+
+  const redactedHost = connection.host ? redactConnectionHost(connection.host) : "";
+  if (redactedHost && connection.port) {
+    const endpointHost = redactedHost.includes(":") ? `[${redactedHost}]` : redactedHost;
+    return `${endpointHost}:${REDACTED_PORT}`;
+  }
+
+  return redactedHost || connection.database || "";
+}
+
+export function connectionRedactedNameLabel(connection?: ConnectionNamePresentationConfig): string {
+  const name = connection?.name.trim() || "";
+  if (!connection || !name || LOCAL_DATABASE_TYPES.has(connection.db_type)) return name;
+
+  const host = connection.host.trim();
+  if (!host) return name;
+
+  const unwrappedHost = host.startsWith("[") && host.endsWith("]") ? host.slice(1, -1) : host;
+  const hostNames = new Set([host, unwrappedHost]);
+  if (connection.port) {
+    hostNames.add(`${host}:${connection.port}`);
+    if (unwrappedHost.includes(":")) {
+      hostNames.add(`[${unwrappedHost}]:${connection.port}`);
+    }
+  }
+
+  return hostNames.has(name) ? connectionRedactedEndpointLabel(connection) : name;
+}
+
 export function connectionUrlPlaceholder(dbType: DatabaseType): string {
   switch (dbType) {
     case "mysql":
@@ -90,3 +149,7 @@ export function connectionUrlPlaceholder(dbType: DatabaseType): string {
 export function connectionOptionSubtitle(connection?: ConnectionPresentationConfig): string {
   return [connectionDriverLabel(connection), connectionEndpointLabel(connection)].filter(Boolean).join(" · ");
 }
+
+export function connectionRedactedOptionSubtitle(connection?: ConnectionPresentationConfig): string {
+  return [connectionDriverLabel(connection), connectionRedactedEndpointLabel(connection)].filter(Boolean).join(" · ");
+}