Added many tools

tools/net.py

@@ -0,0 +1,167 @@
+from __future__ import annotations
+
+from typing import Any
+import socket
+import time
+import urllib.request
+
+from core.tools.base import BaseTool, ToolContext
+from core.tools.registry import registry
+from core.events import bus
+
+
+class NetTool(BaseTool):
+    """
+    Network diagnostics and introspection tool.
+
+    Provides basic connectivity checks and resolution utilities.
+    """
+
+    name = "net"
+    description = "Network diagnostics: DNS, ports, HTTP checks"
+
+    # =========================================================
+    # EXECUTE
+    # =========================================================
+
+    def execute(self, payload: dict[str, Any], ctx: ToolContext):
+        action = str(payload.get("action", "dns")).strip()
+
+        bus.log(
+            "NET",
+            "net_execute",
+            "INFO",
+            {"action": action}
+        )
+
+        match action:
+            case "dns":
+                return self.dns_lookup(payload)
+
+            case "port":
+                return self.check_port(payload)
+
+            case "http":
+                return self.http_check(payload)
+
+            case "latency":
+                return self.latency_test(payload)
+
+            case _:
+                raise ValueError(f"Unknown net action: {action}")
+
+    # =========================================================
+    # DNS LOOKUP
+    # =========================================================
+
+    def dns_lookup(self, payload: dict[str, Any]):
+        host = payload.get("host")
+
+        if not isinstance(host, str):
+            raise ValueError("host must be string")
+
+        try:
+            ip = socket.gethostbyname(host)
+
+            return {
+                "host": host,
+                "ip": ip
+            }
+
+        except socket.gaierror as e:
+            return {
+                "host": host,
+                "error": str(e)
+            }
+
+    # =========================================================
+    # PORT CHECK
+    # =========================================================
+
+    def check_port(self, payload: dict[str, Any]):
+        host = payload.get("host", "127.0.0.1")
+        port = payload.get("port")
+
+        if not isinstance(host, str):
+            raise ValueError("host must be string")
+        if not isinstance(port, int):
+            raise ValueError("port must be int")
+
+        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+        sock.settimeout(2)
+
+        try:
+            result = sock.connect_ex((host, port))
+            return {
+                "host": host,
+                "port": port,
+                "open": result == 0
+            }
+        finally:
+            sock.close()
+
+    # =========================================================
+    # HTTP CHECK
+    # =========================================================
+
+    def http_check(self, payload: dict[str, Any]):
+        url = payload.get("url")
+
+        if not isinstance(url, str):
+            raise ValueError("url must be string")
+
+        try:
+            start = time.time()
+
+            req = urllib.request.Request(
+                url,
+                method="GET"
+            )
+
+            with urllib.request.urlopen(req, timeout=5) as response:
+                status = response.getcode()
+
+            return {
+                "url": url,
+                "status_code": status,
+                "latency_ms": round((time.time() - start) * 1000, 2)
+            }
+
+        except Exception as e:
+            return {
+                "url": url,
+                "error": str(e)
+            }
+
+    # =========================================================
+    # LATENCY TEST
+    # =========================================================
+
+    def latency_test(self, payload: dict[str, Any]):
+        host = payload.get("host")
+
+        if not isinstance(host, str):
+            raise ValueError("host must be string")
+
+        try:
+            start = time.time()
+            socket.gethostbyname(host)
+            latency = (time.time() - start) * 1000
+
+            return {
+                "host": host,
+                "dns_latency_ms": round(latency, 2)
+            }
+
+        except Exception as e:
+            return {
+                "host": host,
+                "error": str(e)
+            }
+
+
+# =========================================================
+# REGISTER
+# =========================================================
+
+registry.register(NetTool())