From d7254035094da9080e463f26efb6dececd32f1d3 Mon Sep 17 00:00:00 2001
From: Luna Mendes <lkmnds@gmail.com>
Date: Sat, 2 Dec 2017 11:24:55 -0300
Subject: [PATCH] add support for op 2

---
 bot/ext/admin.py |  1 -
 bot/ext/rsudo.py | 30 ++++++++++++++++++++++++++++++
 config.py        |  2 ++
 memed.py         | 30 ++++++++++++++++++++++++++----
 4 files changed, 58 insertions(+), 5 deletions(-)
 create mode 100644 bot/ext/rsudo.py

diff --git a/bot/ext/admin.py b/bot/ext/admin.py
index 74e9b7a..f1bfcc1 100644
--- a/bot/ext/admin.py
+++ b/bot/ext/admin.py
@@ -82,7 +82,6 @@ class Admin(Cog):
             m = ctx.send(f':ok_hand: Reloaded `{ext}`')
             self.bot.loop.create_task(m)
 
-
     @commands.command(typing=True)
     async def sql(self, ctx, *, statement: no_codeblock):
         """Execute SQL."""
diff --git a/bot/ext/rsudo.py b/bot/ext/rsudo.py
new file mode 100644
index 0000000..f494aaa
--- /dev/null
+++ b/bot/ext/rsudo.py
@@ -0,0 +1,30 @@
+import logging
+
+import discord
+
+from .common import Cog
+
+log = logging.getLogger(__name__)
+
+
+class Rsudo(Cog):
+    def __init__(self, bot):
+        super().__init__(bot)
+
+    async def create_request(self, message):
+        # parse it, follows format command,uid
+        uid = message.split(',')[-1]
+        command = ','.join(message.split(',')[:-1])
+
+        log.info(f'[rsudo] {uid!r} {command!r}')
+
+        if not self.command_channel:
+            return
+
+        e = discord.Embed(title=f'rsudo from uid {uid}')
+        e.add_field(name='command', value=f'`{command}`')
+        await self.command_channel.send(embed=e)
+
+
+def setup(bot):
+    bot.add_cog(Rsudo(bot))
diff --git a/config.py b/config.py
index f2f156e..3f0deea 100644
--- a/config.py
+++ b/config.py
@@ -7,3 +7,5 @@ db = {
 
 bot_token = 'Mzg2Mjc1MDc3MzY2NDgwODk4.DQNi9A.BnyE5MnKaIaVMBbWiW9rVDwkrSs'
 owner_id = 162819866682851329
+
+bot_token = None
diff --git a/memed.py b/memed.py
index 989a8f9..f3cc56a 100644
--- a/memed.py
+++ b/memed.py
@@ -14,9 +14,20 @@ import asyncpg
 import config
 from bot import schedule_bot
 
+SOCKFILE = './memed.succ'
+
 logging.basicConfig(level=logging.DEBUG)
 log = logging.getLogger(__name__)
 db = None
+bot = None
+
+# for writer:
+# - op 0 : hello
+# - op 1 : request response
+
+# for reader:
+# - op 1 : log
+# - op 2 : rsudo
 
 
 def parse_logstr(string):
@@ -38,6 +49,7 @@ def parse_logstr(string):
     cwd = [e[1] for e in s if e[0] == 'cwd'][0]
     return uid, cwd, command
 
+
 async def read_msg(reader):
     header = await reader.read(8)
     length, op = struct.unpack('Ii', header)
@@ -64,7 +76,8 @@ async def send_msg(writer, op: int, data: str):
     writer.write(msg)
     await writer.drain()
 
-async def process(op: int, message: str):
+
+async def process(reader, writer, op: int, message: str):
     """Process messages given through the socket"""
     if op == 1:
         uid, cwd, command = parse_logstr(message)
@@ -72,6 +85,14 @@ async def process(op: int, message: str):
         await db.execute("""
         INSERT INTO logs (uid, cwd, cmd) VALUES ($1, $2, $3)
         """, uid, cwd, command)
+    elif op == 2:
+        rsudo = bot.get_cog('Rsudo')
+        if not rsudo:
+            return await send_msg(writer, 1, 'no rsudo cog')
+
+        await rsudo.create_request(message)
+        return await send_msg(writer, 1, 'ok')
+
 
 async def handle_client(reader, writer):
     """Handle clients"""
@@ -84,7 +105,7 @@ async def handle_client(reader, writer):
             addr = writer.get_extra_info('peername')
             log.debug('received %r from %s', message, addr)
 
-            await process(op, message)
+            await process(reader, writer, op, message)
 
         writer.close()
     except Exception as e:
@@ -95,13 +116,14 @@ async def handle_client(reader, writer):
 
 if __name__ == '__main__':
     loop = asyncio.get_event_loop()
-    coro = asyncio.start_unix_server(handle_client, './log.suck',
+    coro = asyncio.start_unix_server(handle_client, SOCKFILE,
                                      loop=loop)
 
     db = loop.run_until_complete(asyncpg.create_pool(**config.db))
     server = loop.run_until_complete(coro)
 
-    schedule_bot(loop, config, db)
+    if config.bot_token:
+        schedule_bot(loop, config, db)
 
     log.info(f'Serving on {server.sockets[0].getsockname()}')
     try: