support wildcard matching tool names in config

thdxr · thdxr · commit 1ec71e419b4e · 2025-08-11T23:37:09.000-04:00
diff --git a/opencode.json b/opencode.json
@@ -1,5 +1,8 @@
 {
   "$schema": "https://opencode.ai/config.json",
+  "agent": {
+    "build": {}
+  },
   "mcp": {
     "context7": {
       "type": "remote",
diff --git a/packages/opencode/src/session/index.ts b/packages/opencode/src/session/index.ts
@@ -42,6 +42,7 @@ import { ToolRegistry } from "../tool/registry"
 import { Plugin } from "../plugin"
 import { Agent } from "../agent/agent"
 import { Permission } from "../permission"
+import { Wildcard } from "../util/wildcard"
 
 export namespace Session {
   const log = Log.create({ service: "session" })
@@ -768,7 +769,7 @@ export namespace Session {
       mergeDeep(input.tools ?? {}),
     )
     for (const item of await ToolRegistry.tools(input.providerID, input.modelID)) {
-      if (enabledTools[item.id] === false) continue
+      if (Wildcard.all(item.id, enabledTools) === false) continue
       tools[item.id] = tool({
         id: item.id as any,
         description: item.description,
@@ -829,7 +830,7 @@ export namespace Session {
     }
 
     for (const [key, item] of Object.entries(await MCP.tools())) {
-      if (enabledTools[key] === false) continue
+      if (Wildcard.all(key, enabledTools) === false) continue
       const execute = item.execute
       if (!execute) continue
       item.execute = async (args, opts) => {
diff --git a/packages/opencode/src/util/wildcard.ts b/packages/opencode/src/util/wildcard.ts
@@ -1,3 +1,5 @@
+import { sortBy, pipe } from "remeda"
+
 export namespace Wildcard {
   export function match(str: string, pattern: string) {
     const regex = new RegExp(
@@ -11,4 +13,16 @@ export namespace Wildcard {
     )
     return regex.test(str)
   }
+
+  export function all(input: string, patterns: Record<string, any>) {
+    const sorted = pipe(patterns, Object.entries, sortBy([([key]) => key.length, "asc"], [([key]) => key, "asc"]))
+    let result = undefined
+    for (const [pattern, value] of sorted) {
+      if (match(input, pattern)) {
+        result = value
+        continue
+      }
+    }
+    return result
+  }
 }
diff --git a/packages/web/src/content/docs/docs/agents.mdx b/packages/web/src/content/docs/docs/agents.mdx
@@ -318,6 +318,22 @@ Control which tools are available in this agent with the `tools` config. You can
 }
 ```
 
+You can also use wildcards to control multiple tools at once. For example, to disable all tools from an MCP server:
+
+```json title="opencode.json"
+{
+  "agent": {
+    "readonly": {
+      "tools": {
+        "mymcp_*": false,
+        "write": false,
+        "edit": false
+      }
+    }
+  }
+}
+```
+
 If no tools are specified, all tools are enabled by default.
 
 ---
@@ -371,7 +387,7 @@ For example, with OpenAI's reasoning models, you can control the reasoning effor
   "agent": {
     "deep-thinker": {
       "description": "Agent that uses high reasoning effort for complex problems",
-      "model": "openai/gpt-5-turbo", 
+      "model": "openai/gpt-5-turbo",
       "reasoningEffort": "high",
       "textVerbosity": "low"
     }

Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,8 @@`
`1`	`1`	`{`
`2`	`2`	`"$schema": "https://opencode.ai/config.json",`
	`3`	`+ "agent": {`
	`4`	`+ "build": {}`
	`5`	`+ },`
`3`	`6`	`"mcp": {`
`4`	`7`	`"context7": {`
`5`	`8`	`"type": "remote",`