From 078891127d4eb5dad405889623e3a7ee37b5fd25 Mon Sep 17 00:00:00 2001
From: jesopo <github@lolnerd.net>
Date: Thu, 4 Oct 2018 10:18:44 +0100
Subject: [PATCH] Combile modules/dns.py and modules/geoip.py in to
 modules/ip_addresses.py, add !rdns command

---
 modules/dns.py          | 23 --------------
 modules/geoip.py        | 31 -------------------
 modules/ip_addresses.py | 68 +++++++++++++++++++++++++++++++++++++++++
 3 files changed, 68 insertions(+), 54 deletions(-)
 delete mode 100644 modules/dns.py
 delete mode 100644 modules/geoip.py
 create mode 100644 modules/ip_addresses.py

diff --git a/modules/dns.py b/modules/dns.py
deleted file mode 100644
index 65f357e0..00000000
--- a/modules/dns.py
+++ /dev/null
@@ -1,23 +0,0 @@
-import socket
-from src import ModuleManager, utils
-
-class Module(ModuleManager.BaseModule):
-    _name = "DNS"
-
-    @utils.hook("received.command.dns", min_args=1)
-    def dns(self, event):
-        """
-        :help: Get all addresses for a given hostname (IPv4/IPv6)
-        :usage: <hostname>
-        """
-        hostname = event["args_split"][0]
-        try:
-            address_info = socket.getaddrinfo(hostname, 1, 0,
-                socket.SOCK_DGRAM)
-        except socket.gaierror:
-            event["stderr"].write("Failed to find hostname")
-            return
-        ips = []
-        for _, _, _, _, address in address_info:
-            ips.append(address[0])
-        event["stdout"].write("%s: %s" % (hostname, ", ".join(ips)))
diff --git a/modules/geoip.py b/modules/geoip.py
deleted file mode 100644
index fed27083..00000000
--- a/modules/geoip.py
+++ /dev/null
@@ -1,31 +0,0 @@
-from src import ModuleManager, utils
-
-URL_GEOIP = "http://ip-api.com/json/%s"
-
-class Module(ModuleManager.BaseModule):
-    _name = "GeoIP"
-
-    @utils.hook("received.command.geoip", min_args=1)
-    def geoip(self, event):
-        """
-        :help: Get geoip data on a given IPv4/IPv6 address
-        :usage: <IP>
-        """
-        page = utils.http.get_url(URL_GEOIP % event["args_split"][0],
-            json=True)
-        if page:
-            if page["status"] == "success":
-                data  = page["query"]
-                data += " | Organisation: %s" % page["org"]
-                data += " | City: %s" % page["city"]
-                data += " | Region: %s (%s)" % (page["regionName"],
-                    page["countryCode"])
-                data += " | ISP: %s" % page["isp"]
-                data += " | Lon/Lat: %s/%s" % (page["lon"],
-                    page["lat"])
-                data += " | Timezone: %s" % page["timezone"]
-                event["stdout"].write(data)
-            else:
-                event["stderr"].write("No geoip data found")
-        else:
-            event["stderr"].write("Failed to load results")
diff --git a/modules/ip_addresses.py b/modules/ip_addresses.py
new file mode 100644
index 00000000..ca8421a3
--- /dev/null
+++ b/modules/ip_addresses.py
@@ -0,0 +1,68 @@
+import socket
+from src import ModuleManager, utils
+
+URL_GEOIP = "http://ip-api.com/json/%s"
+
+class Module(ModuleManager.BaseModule):
+    @utils.hook("received.command.dns", min_args=1)
+    def dns(self, event):
+        """
+        :help: Get all addresses for a given hostname (IPv4/IPv6)
+        :usage: <hostname>
+        """
+        event["stdout"].set_prefix("DNS")
+        event["stderr"].set_prefix("DNS")
+        hostname = event["args_split"][0]
+        try:
+            address_info = socket.getaddrinfo(hostname, 1, 0,
+                socket.SOCK_DGRAM)
+        except socket.gaierror:
+            event["stderr"].write("Failed to find hostname")
+            return
+        ips = []
+        for _, _, _, _, address in address_info:
+            ips.append(address[0])
+        event["stdout"].write("%s: %s" % (hostname, ", ".join(ips)))
+
+
+    @utils.hook("received.command.geoip", min_args=1)
+    def geoip(self, event):
+        """
+        :help: Get geoip data on a given IPv4/IPv6 address
+        :usage: <IP>
+        """
+        page = utils.http.get_url(URL_GEOIP % event["args_split"][0],
+            json=True)
+        event["stdout"].set_prefix("GeoIP")
+        event["stderr"].set_prefix("GeoIP")
+        if page:
+            if page["status"] == "success":
+                data  = page["query"]
+                data += " | Organisation: %s" % page["org"]
+                data += " | City: %s" % page["city"]
+                data += " | Region: %s (%s)" % (page["regionName"],
+                    page["countryCode"])
+                data += " | ISP: %s" % page["isp"]
+                data += " | Lon/Lat: %s/%s" % (page["lon"],
+                    page["lat"])
+                data += " | Timezone: %s" % page["timezone"]
+                event["stdout"].write(data)
+            else:
+                event["stderr"].write("No geoip data found")
+        else:
+            event["stderr"].write("Failed to load results")
+
+    @utils.hook("received.command.rdns", min_args=1)
+    def rdns(self, event):
+        """
+        :help: Do a reverse-DNS look up on an IPv4/IPv6 address
+        :usage: <IP>
+        """
+        event["stdout"].set_prefix("rDNS")
+        event["stderr"].set_prefix("rDNS")
+        try:
+            hostname, alias, ips = socket.gethostbyaddr(event["args_split"][0])
+        except socket.herror as e:
+            event["stderr"].write(str(e))
+            return
+        event["stdout"].write("%s: %s" % (ips[0], hostname))