fix: preserve deleted main-store ownership

src/gateway/session-store-key.ts

@@ -34,11 +34,16 @@ function resolveDefaultStoreAgentId(cfg: OpenClawConfig): string {
 function shouldRemapLegacyDefaultMainAlias(
   cfg: OpenClawConfig,
   parsed: ParsedAgentSessionKey,
+  options?: { storeAgentId?: string },
 ): boolean {
   const agentId = normalizeAgentId(parsed.agentId);
   if (agentId !== DEFAULT_AGENT_ID || listAgentIds(cfg).includes(DEFAULT_AGENT_ID)) {
     return false;
   }
+  const defaultAgentId = resolveDefaultStoreAgentId(cfg);
+  if (options?.storeAgentId && normalizeAgentId(options.storeAgentId) !== defaultAgentId) {
+    return false;
+  }
   const rest = normalizeLowercaseStringOrEmpty(parsed.rest);
   const mainKey = normalizeMainKey(cfg.session?.mainKey);
   return rest === "main" || rest === mainKey;
@@ -48,8 +53,9 @@ function resolveParsedSessionStoreKey(
   cfg: OpenClawConfig,
   raw: string,
   parsed: ParsedAgentSessionKey,
+  options?: { storeAgentId?: string },
 ): { agentId: string; sessionKey: string } {
-  if (!shouldRemapLegacyDefaultMainAlias(cfg, parsed)) {
+  if (!shouldRemapLegacyDefaultMainAlias(cfg, parsed, options)) {
     return {
       agentId: normalizeAgentId(parsed.agentId),
       sessionKey: normalizeLowercaseStringOrEmpty(raw),
@@ -63,6 +69,7 @@ function resolveParsedSessionStoreKey(
 export function resolveSessionStoreKey(params: {
   cfg: OpenClawConfig;
   sessionKey: string;
+  storeAgentId?: string;
 }): string {
   const raw = normalizeOptionalString(params.sessionKey) ?? "";
   if (!raw) {
@@ -75,7 +82,9 @@ export function resolveSessionStoreKey(params: {
 
   const parsed = parseAgentSessionKey(raw);
   if (parsed) {
-    const resolved = resolveParsedSessionStoreKey(params.cfg, raw, parsed);
+    const resolved = resolveParsedSessionStoreKey(params.cfg, raw, parsed, {
+      storeAgentId: params.storeAgentId,
+    });
     const canonical = canonicalizeMainSessionAlias({
       cfg: params.cfg,
       agentId: resolved.agentId,
@@ -121,7 +130,11 @@ export function resolveStoredSessionKeyForAgentStore(params: {
     return lowered;
   }
   const key = parseAgentSessionKey(raw) ? raw : canonicalizeSessionKeyForAgent(params.agentId, raw);
-  return resolveSessionStoreKey({ cfg: params.cfg, sessionKey: key });
+  return resolveSessionStoreKey({
+    cfg: params.cfg,
+    sessionKey: key,
+    storeAgentId: params.agentId,
+  });
 }
 
 export function resolveStoredSessionOwnerAgentId(params: {

src/gateway/sessions-resolve-store.test.ts

@@ -1,6 +1,6 @@
 import path from "node:path";
 import { describe, expect, it } from "vitest";
-import { saveSessionStore } from "../config/sessions.js";
+import { resolveStorePath, saveSessionStore } from "../config/sessions.js";
 import type { OpenClawConfig } from "../config/types.openclaw.js";
 import { withStateDirEnv } from "../test-helpers/state-dir-env.js";
 import { ErrorCodes } from "./protocol/index.js";
@@ -67,4 +67,46 @@ describe("resolveSessionKeyFromResolveParams store canonicalization", () => {
       });
     });
   });
+
+  it("does not adopt legacy main aliases from discovered deleted-agent stores", async () => {
+    await withStateDirEnv("openclaw-sessions-resolve-discovered-main-", async () => {
+      const cfg: OpenClawConfig = {
+        agents: { list: [{ id: "ops", default: true }] },
+      };
+      const staleMainStorePath = resolveStorePath(cfg.session?.store, { agentId: "main" });
+      await saveSessionStore(staleMainStorePath, {
+        "agent:main:main": {
+          sessionId: "sess-discovered-main",
+          label: "discovered-main",
+          updatedAt: 1,
+        },
+      });
+
+      await expect(
+        resolveSessionKeyFromResolveParams({
+          cfg,
+          p: { sessionId: "sess-discovered-main" },
+        }),
+      ).resolves.toEqual({
+        ok: false,
+        error: {
+          code: ErrorCodes.INVALID_REQUEST,
+          message: 'Agent "main" no longer exists in configuration',
+        },
+      });
+
+      await expect(
+        resolveSessionKeyFromResolveParams({
+          cfg,
+          p: { label: "discovered-main" },
+        }),
+      ).resolves.toEqual({
+        ok: false,
+        error: {
+          code: ErrorCodes.INVALID_REQUEST,
+          message: 'Agent "main" no longer exists in configuration',
+        },
+      });
+    });
+  });
 });