From 842bc2cc5727b101fe859ba73fb8f717c093bce9 Mon Sep 17 00:00:00 2001
From: Sven Velt <sven@velt.de>
Date: Tue, 15 Dec 2009 00:07:43 +0100
Subject: [PATCH] Still PoC, but reworked w/o CherryPy

---
 nagixsc_conf2http.py | 131 +++++++++++++++++++++++++++----------------
 1 file changed, 84 insertions(+), 47 deletions(-)

diff --git a/nagixsc_conf2http.py b/nagixsc_conf2http.py
index 96d86ac..4200af2 100755
--- a/nagixsc_conf2http.py
+++ b/nagixsc_conf2http.py
@@ -1,15 +1,14 @@
 #!/usr/bin/python
 
-import cherrypy
+import BaseHTTPServer
+import base64
+import md5
 import os
 import re
 import subprocess
 
-config = {	'server.socket_host':		'0.0.0.0',
-			'server.socket_port':		15666,
-			'log.screen':				False,
-			'log.access_file':			None,
-			'log.error_file':			None,
+config = {	'ip':			'',
+			'port':			15666,
 		}
 
 users = {	'nagixsc':		'019b0966d98fb71d1a4bc4ca0c81d5cc',		# PW: nagixsc
@@ -17,56 +16,94 @@ users = {	'nagixsc':		'019b0966d98fb71d1a4bc4ca0c81d5cc',		# PW: nagixsc
 
 CONFDIR='./examples'
 C2X='./nagixsc_conf2xml.py'
-class Conf2CGI:
-	def default(*args, **kwargs):
+
+class Conf2HTTPHandler(BaseHTTPServer.BaseHTTPRequestHandler):
+
+	def http_error(code, output):
+		self.send_response(code)
+		self.send_header('Content-Type', 'text/plain')
+		self.end_headers()
+		self.wfile.write(output)
+		return
+
+
+	def do_GET(self):
 		cmdline = C2X
 
-		if len(args) >= 5:
-			print 'Ignoring arguments: ', args[4:]
+		path = self.path.split('/')
 
-		if len(args) >= 4:
-			c_service = args[3]
+		# Check Basic Auth
+		try:
+			authdata = base64.b64decode(self.headers['Authorization'].split(' ')[1]).split(':')
+			if not users[authdata[0]] == md5.md5(authdata[1]).hexdigest():
+				raise Exception
+		except:
+			self.send_response(401)
+			self.send_header('WWW-Authenticate', 'Basic realm="Nag(ix)SC"')
+			self.send_header('Content-Type', 'text/plain')
+			self.end_headers()
+			self.wfile.write('Sorry! No action without login!')
+			return
+
+
+		if len(path) >= 4:
+			service = path[3]
 		else:
-			c_service = ''
+			service = ''
 
-		if len(args) >= 3:
-			c_host = args[2]
+		if len(path) >= 3:
+			host = path[2]
 		else:
-			c_host = ''
+			host = ''
 
-		if len(args) >= 2:
-			c_configfile = args[1]
+		if len(path) >= 2:
+			configfile = path[1]
 		else:
-			c_configfile = ''
-			print 'No config file specified!'
-
-		if c_configfile:
-			cherrypy.lib.auth.basic_auth('Nag(ix)SC HTTP', users)
-
-			if re.search('\.\.', c_configfile):
-				return 'Found ".." in config file name'
-			if not re.search('^[a-zA-Z0-9-_\.]+$', c_configfile):
-				return 'Config file name contains invalid characters'
-			cmdline += ' -c ' + os.path.join(CONFDIR, c_configfile)
-
-			if c_host:
-				cmdline += ' -H %s' % c_host
-				if c_service:
-					cmdline += ' -D %s' % c_service
-			try:
-				cmd     = subprocess.Popen(cmdline.split(' '), stdout=subprocess.PIPE)
-				output  = cmd.communicate()[0].rstrip()
-			except OSError:
-				return 'Could not execute "%s"' % cmdline
-
-			cherrypy.response.headers['Content-Type'] = 'text/xml'
-			return output
+			configfile =''
+
+		if re.search('\.\.', configfile):
+			http_error(500, 'Found ".." in config file name')
+			return
+		if configfile and not re.search('^[a-zA-Z0-9-_\.]+$', configfile):
+			http_error(500, 'Config file name contains invalid characters')
+			return
+
+		if configfile:
+			configfile += '.conf'
+			cmdline    += ' -c ' + os.path.join(CONFDIR, configfile)
+
+		if host:
+			cmdline += ' -H %s' % host
+			if service:
+				cmdline += ' -D %s' % service
+
+		try:
+			cmd     = subprocess.Popen(cmdline.split(' '), stdout=subprocess.PIPE)
+			output  = cmd.communicate()[0].rstrip()
+			retcode = cmd.returncode
+		except OSError:
+			http_error(500, 'Could not execute "%s"' % cmdline)
+			return
+
+		if retcode == 0:
+			self.send_response(200)
+			self.send_header('Content-Type', 'text/xml')
+			self.end_headers()
+			self.wfile.write(output)
 		else:
-			return '42'
+			http_error(500, output)
+
+		return
+
+
 
-	default.exposed = True
+def main():
+	try:
+		server = BaseHTTPServer.HTTPServer((config['ip'], config['port']), Conf2HTTPHandler)
+		server.serve_forever()
+	except:
+		server.socket.close()
 
-cherrypy.config.update(config)
-cherrypy.tree.mount(Conf2CGI(), '')
-cherrypy.quickstart(config=config)
+if __name__ == '__main__':
+	main()
 
-- 
2.30.2