Additional code for Tosca

Tosca code for policy dynamic configuration

Issue-ID: CLAMP-252,CLAMP-251
Change-Id: Icd96f833567050c1dd4730a61765507ad24ebd2e
Signed-off-by: sebdet <sebastien.determe@intl.att.com>

2 files changed, 223 insertions, 172 deletions

diff --git a/src/test/resources/http-cache/start_http_cache.sh b/src/test/resources/http-cache/start_http_cache.sh
index a8ff96ac1..178ac80af 100755
--- a/src/test/resources/http-cache/start_http_cache.sh
+++ b/src/test/resources/http-cache/start_http_cache.sh
@@ -49,4 +49,4 @@ done
 echo 'Installing requests packages for Python'
 pip install requests
 echo 'Executing the Http proxy in Cache mode only'
-python third_party_proxy.py --port 8080 --root /usr/src/http-cache-app/data-cache $python_proxyaddress
+python -u third_party_proxy.py --port 8080 --root /usr/src/http-cache-app/data-cache $python_proxyaddress
diff --git a/src/test/resources/http-cache/third_party_proxy.py b/src/test/resources/http-cache/third_party_proxy.py
index fdc4fab34..a10924128 100755
--- a/src/test/resources/http-cache/third_party_proxy.py
+++ b/src/test/resources/http-cache/third_party_proxy.py
@@ -25,6 +25,7 @@
 import json
 import requests
 import os
+import errno
 import sys
 import SimpleHTTPServer
 import SocketServer
@@ -37,7 +38,8 @@ import shutil
 parser = argparse.ArgumentParser(description="3rd party Cache & Replay")
 parser.add_argument("--username", "-u", type=str, help="Set the username for contacting 3rd party - only used for GET")
 parser.add_argument("--password", "-p", type=str, help="Set the password for contacting 3rd party - only used for GET")
-parser.add_argument("--root",     "-r", default=tempfile.mkdtemp, type=str, help="Root folder for the proxy cache")
+parser.add_argument("--root",     "-r", default=tempfile.mkdtemp(), type=str, help="Root folder for the proxy cache")
+parser.add_argument("--temp",     "-t", default=tempfile.mkdtemp(), type=str, help="Temp folder for the generated content")
 parser.add_argument("--proxy"         , type=str, help="Url of the  Act as a proxy. If not set, this script only uses the cache and will return a 404 if files aren't found")
 parser.add_argument("--port",     "-P", type=int, default="8081", help="Port on which the proxy should listen to")
 parser.add_argument("--verbose",  "-v", type=bool, help="Print more information in case of error")
@@ -49,8 +51,9 @@ PORT = options.port
 HOST = options.proxy
 AUTH = (options.username, options.password)
 HEADERS = {'X-ECOMP-InstanceID':'CLAMP'}
-CACHE_ROOT = options.root
-PROXY_ADDRESS=options.proxyaddress
+CACHE_ROOT = str(options.root)
+TMP_ROOT = str(options.temp)
+PROXY_ADDRESS=str(options.proxyaddress)
 
 def signal_handler(signal_sent, frame):
     global httpd
@@ -61,7 +64,6 @@ def signal_handler(signal_sent, frame):
         httpd.server_close()
 
 class Proxy(SimpleHTTPServer.SimpleHTTPRequestHandler):
-
     def print_headers(self):
         for header,value in self.headers.items():
             print("header: %s : %s" % (header, value))
@@ -82,238 +84,286 @@ class Proxy(SimpleHTTPServer.SimpleHTTPRequestHandler):
             fc = f.read()
             self.wfile.write(fc)
 
-    def _write_cache(self,cached_file, header_file, content_file, response):
-        os.makedirs(cached_file, True)
+    def _write_cache(self,cached_file_folder, header_file, content_file, response):
+        os.makedirs(cached_file_folder, 0777)
         with open(content_file, 'w') as f:
             f.write(response.raw.read())
         with open(header_file, 'w') as f:
             json.dump(dict(response.raw.headers), f)
     # Entry point of the code
+    def _get_cached_file_folder_name(self,folder):
+        cached_file_folder = '%s/%s' % (folder, self.path,)
+        print("Cached file name before escaping : %s" % cached_file_folder)
+        cached_file_folder = cached_file_folder.replace('<','&#60;').replace('>','&#62;').replace('?','&#63;').replace('*','&#42;').replace('\\','&#42;').replace(':','&#58;').replace('|','&#124;')
+        print("Cached file name after escaping (used for cache storage) : %s" % cached_file_folder)
+        return cached_file_folder
+    
+    def _get_cached_content_file_name(self,cached_file_folder):
+        return "%s/.file" % (cached_file_folder,)
+    
+    def _get_cached_header_file_name(self,cached_file_folder):
+        return "%s/.header" % (cached_file_folder,)
+    
+    def _execute_content_generated_cases(self,http_type):
+     print("Testing special cases, cache files will be sent to :" +TMP_ROOT)
+     cached_file_folder = self._get_cached_file_folder_name(TMP_ROOT)
+     cached_file_content = self._get_cached_content_file_name(cached_file_folder)
+     cached_file_header = self._get_cached_header_file_name(cached_file_folder)
+     _file_available = os.path.exists(cached_file_content)
+    
+     if self.path.startswith("/dcae-service-types?asdcResourceId=") and http_type == "GET":
+        if not _file_available:
+            print "self.path start with /dcae-service-types?asdcResourceId=, generating response json..."
+            uuidGenerated = str(uuid.uuid4())
+            typeId = "typeId-" + uuidGenerated
+            typeName = "typeName-" + uuidGenerated
+            print "typeId generated: " + typeName + " and typeName: "+ typeId
+            jsonGenerated = "{\"totalCount\":1, \"items\":[{\"typeId\":\"" + typeId + "\", \"typeName\":\"" + typeName +"\"}]}"
+            print "jsonGenerated: " + jsonGenerated
+    
+            os.makedirs(cached_file_folder, 0777)
+            with open(cached_file_header, 'w') as f:
+                f.write("{\"Content-Length\": \"" + str(len(jsonGenerated)) + "\", \"Content-Type\": \"application/json\"}")
+            with open(cached_file_content, 'w') as f:
+                f.write(jsonGenerated)
+        return True
+     elif self.path.startswith("/dcae-operationstatus") and http_type == "GET":
+        if not _file_available:
+            print "self.path start with /dcae-operationstatus, generating response json..."
+            jsonGenerated =  "{\"operationType\": \"operationType1\", \"status\": \"succeeded\"}"
+            print "jsonGenerated: " + jsonGenerated
+    
+            try:
+                os.makedirs(cached_file_folder, 0777)
+            except OSError as e:
+                if e.errno != errno.EEXIST:
+                    raise
+                print(cached_file_folder+" already exists")
+    
+            with open(cached_file_header, 'w') as f:
+                f.write("{\"Content-Length\": \"" + str(len(jsonGenerated)) + "\", \"Content-Type\": \"application/json\"}")
+            with open(cached_file_content, 'w') as f:
+                f.write(jsonGenerated)
+        return True
+     elif self.path.startswith("/sdc/v1/catalog/services/") and http_type == "POST":
+        if not _file_available:
+            print "self.path start with /sdc/v1/catalog/services/, generating response json..."
+            jsondata = json.loads(self.data_string)
+            jsonGenerated = "{\"artifactName\":\"" + jsondata['artifactName'] + "\",\"artifactType\":\"" + jsondata['artifactType'] + "\",\"artifactURL\":\"" + self.path + "\",\"artifactDescription\":\"" + jsondata['description'] + "\",\"artifactChecksum\":\"ZjJlMjVmMWE2M2M1OTM2MDZlODlmNTVmZmYzNjViYzM=\",\"artifactUUID\":\"" + str(uuid.uuid4()) + "\",\"artifactVersion\":\"1\"}"
+            print "jsonGenerated: " + jsonGenerated
+    
+            os.makedirs(cached_file_folder, 0777)
+            with open(cached_file_header, 'w') as f:
+                f.write("{\"Content-Length\": \"" + str(len(jsonGenerated)) + "\", \"Content-Type\": \"application/json\"}")
+            with open(cached_file_content, 'w') as f:
+                f.write(jsonGenerated)
+        return True;
+     elif self.path.startswith("/dcae-deployments/") and (http_type == "PUT" or http_type == "DELETE"):
+        if not _file_available:
+            print "self.path start with /dcae-deployments/, generating response json..."
+            #jsondata = json.loads(self.data_string)
+            jsonGenerated = "{\"links\":{\"status\":\"http:\/\/" + PROXY_ADDRESS + "\/dcae-operationstatus\",\"test2\":\"test2\"}}"
+            print "jsonGenerated: " + jsonGenerated
+    
+            os.makedirs(cached_file_folder, 0777)
+            with open(cached_file_header, 'w') as f:
+                f.write("{\"Content-Length\": \"" + str(len(jsonGenerated)) + "\", \"Content-Type\": \"application/json\"}")
+            with open(cached_file_content, 'w') as f:
+                f.write(jsonGenerated)
+        return True
+     else:
+        return False
+
+    
     def do_GET(self):
+        cached_file_folder = ""
+        cached_file_content =""
+        cached_file_header=""
         print("\n\n\nGot a GET request for %s " % self.path)
 
         self.print_headers()
         self.check_credentials()
-
-        cached_file = '%s/%s' % (CACHE_ROOT, self.path,)
-        print("Cached file name before escaping : %s" % cached_file)
-        cached_file = cached_file.replace('<','&#60;').replace('>','&#62;').replace('?','&#63;').replace('*','&#42;').replace('\\','&#42;').replace(':','&#58;').replace('|','&#124;')
-        print("Cached file name after escaping (used for cache storage) : %s" % cached_file)
-        cached_file_content = "%s/.file" % (cached_file,)
-        cached_file_header = "%s/.header" % (cached_file,)
+        # Verify if it's a special case
+        is_special = self._execute_content_generated_cases("GET")
+        if is_special:
+            cached_file_folder = self._get_cached_file_folder_name(TMP_ROOT)
+            cached_file_content = self._get_cached_content_file_name(cached_file_folder)
+            cached_file_header = self._get_cached_header_file_name(cached_file_folder)
+        else:
+            cached_file_folder = self._get_cached_file_folder_name(CACHE_ROOT)
+            cached_file_content = self._get_cached_content_file_name(cached_file_folder)
+            cached_file_header = self._get_cached_header_file_name(cached_file_folder)
 
         _file_available = os.path.exists(cached_file_content)
 
         if not _file_available:
-            print("Request for data currently not present in cache: %s" % (cached_file,))
-
-            if self.path.startswith("/dcae-service-types?asdcResourceId="):
-                print "self.path start with /dcae-service-types?asdcResourceId=, generating response json..."
-                uuidGenerated = str(uuid.uuid4())
-                typeId = "typeId-" + uuidGenerated
-                typeName = "typeName-" + uuidGenerated
-                print "typeId generated: " + typeName + " and typeName: "+ typeId
-                jsonGenerated = "{\"totalCount\":1, \"items\":[{\"typeId\":\"" + typeId + "\", \"typeName\":\"" + typeName +"\"}]}"
-                print "jsonGenerated: " + jsonGenerated
-
-                os.makedirs(cached_file, True)
-                with open(cached_file_header, 'w') as f:
-                    f.write("{\"Content-Length\": \"" + str(len(jsonGenerated)) + "\", \"Content-Type\": \"application/json\"}")
-                with open(cached_file_content, 'w') as f:
-                    f.write(jsonGenerated)
-            elif self.path.startswith("/dcae-operationstatus"):
-                print "self.path start with /dcae-operationstatus, generating response json..."
-                jsonGenerated =  "{\"operationType\": \"operationType1\", \"status\": \"succeeded\"}"
-                print "jsonGenerated: " + jsonGenerated
-
-                os.makedirs(cached_file, True)
-                with open(cached_file_header, 'w') as f:
-                    f.write("{\"Content-Length\": \"" + str(len(jsonGenerated)) + "\", \"Content-Type\": \"application/json\"}")
-                with open(cached_file_content, 'w') as f:
-                    f.write(jsonGenerated)
+            print("Request for data currently not present in cache: %s" % (cached_file_folder,))
+
+            if not HOST:
+                self.send_response(404)
+                return "404 Not found"
+
+            url = '%s%s' % (HOST, self.path)
+            response = requests.get(url, auth=AUTH, headers=HEADERS, stream=True)
+
+            if response.status_code == 200:
+                self._write_cache(cached_file_folder, cached_file_header, cached_file_content, response)
             else:
-                if not HOST:
-                    self.send_response(404)
-                    return "404 Not found"
-
-                url = '%s%s' % (HOST, self.path)
-                response = requests.get(url, auth=AUTH, headers=HEADERS, stream=True)
-
-                if response.status_code == 200:
-                    self._write_cache(cached_file, cached_file_header, cached_file_content, response)
-                else:
-                    print('Error when requesting file :')
-                    print('Requested url : %s' % (url,))
-                    print('Status code : %s' % (response.status_code,))
-                    print('Content : %s' % (response.content,))
-                    self.send_response(response.status_code)
-                    return response.content
+                print('Error when requesting file :')
+                print('Requested url : %s' % (url,))
+                print('Status code : %s' % (response.status_code,))
+                print('Content : %s' % (response.content,))
+                self.send_response(response.status_code)
+                return response.content
         else:
-            print("Request for data currently present in cache: %s" % (cached_file,))
+            print("Request for data currently present in cache: %s" % (cached_file_folder,))
 
         self._send_content(cached_file_header, cached_file_content)
 
         if self.path.startswith("/dcae-service-types?asdcResourceId="):
-            print "DCAE case deleting folder created " + cached_file
-            shutil.rmtree(cached_file, ignore_errors=False, onerror=None)
+            print "DCAE case deleting folder created " + cached_file_folder
+            shutil.rmtree(cached_file_folder, ignore_errors=False, onerror=None)
         else:
-            print "NOT in DCAE case deleting folder created " + cached_file
+            print "NOT in DCAE case deleting folder created " + cached_file_folder
 
     def do_POST(self):
+        cached_file_folder = ""
+        cached_file_content =""
+        cached_file_header=""
         print("\n\n\nGot a POST for %s" % self.path)
         self.check_credentials()
         self.data_string = self.rfile.read(int(self.headers['Content-Length']))
         print("data-string:\n %s" % self.data_string)
         print("self.headers:\n %s" % self.headers)
 
-        cached_file = '%s/%s' % (CACHE_ROOT, self.path,)
-        print("Cached file name before escaping : %s" % cached_file)
-        cached_file = cached_file.replace('<','&#60;').replace('>','&#62;').replace('?','&#63;').replace('*','&#42;').replace('\\','&#42;').replace(':','&#58;').replace('|','&#124;')
-        print("Cached file name after escaping (used for cache storage) : %s" % cached_file)
-        cached_file_content = "%s/.file" % (cached_file,)
-        cached_file_header = "%s/.header" % (cached_file,)
+        is_special = self._execute_content_generated_cases("POST")
+        if is_special:
+            cached_file_folder = self._get_cached_file_folder_name(TMP_ROOT)
+            cached_file_content = self._get_cached_content_file_name(cached_file_folder)
+            cached_file_header = self._get_cached_header_file_name(cached_file_folder)
+        else:
+            cached_file_folder = self._get_cached_file_folder_name(CACHE_ROOT)
+            cached_file_content = self._get_cached_content_file_name(cached_file_folder)
+            cached_file_header = self._get_cached_header_file_name(cached_file_folder)
 
         _file_available = os.path.exists(cached_file_content)
 
         if not _file_available:
-            if self.path.startswith("/sdc/v1/catalog/services/"):
-                print "self.path start with /sdc/v1/catalog/services/, generating response json..."
-                jsondata = json.loads(self.data_string)
-                jsonGenerated = "{\"artifactName\":\"" + jsondata['artifactName'] + "\",\"artifactType\":\"" + jsondata['artifactType'] + "\",\"artifactURL\":\"" + self.path + "\",\"artifactDescription\":\"" + jsondata['description'] + "\",\"artifactChecksum\":\"ZjJlMjVmMWE2M2M1OTM2MDZlODlmNTVmZmYzNjViYzM=\",\"artifactUUID\":\"" + str(uuid.uuid4()) + "\",\"artifactVersion\":\"1\"}"
-                print "jsonGenerated: " + jsonGenerated
-
-                os.makedirs(cached_file, True)
-                with open(cached_file_header, 'w') as f:
-                    f.write("{\"Content-Length\": \"" + str(len(jsonGenerated)) + "\", \"Content-Type\": \"application/json\"}")
-                with open(cached_file_content, 'w') as f:
-                    f.write(jsonGenerated)
+        
+            if not HOST:
+                self.send_response(404)
+                return "404 Not found"
+
+            print("Request for data currently not present in cache: %s" % (cached_file_folder,))
+
+            url = '%s%s' % (HOST, self.path)
+            print("url: %s" % (url,))
+            response = requests.post(url, data=self.data_string, headers=self.headers, stream=True)
+
+            if response.status_code == 200:
+                self._write_cache(cached_file_folder, cached_file_header, cached_file_content, response)
             else:
-                if not HOST:
-                    self.send_response(404)
-                    return "404 Not found"
-
-                print("Request for data currently not present in cache: %s" % (cached_file,))
-
-                url = '%s%s' % (HOST, self.path)
-                print("url: %s" % (url,))
-                response = requests.post(url, data=self.data_string, headers=self.headers, stream=True)
-
-                if response.status_code == 200:
-                    self._write_cache(cached_file, cached_file_header, cached_file_content, response)
-                else:
-                    print('Error when requesting file :')
-                    print('Requested url : %s' % (url,))
-                    print('Status code : %s' % (response.status_code,))
-                    print('Content : %s' % (response.content,))
-                    self.send_response(response.status_code)
-                    return response.content
+                print('Error when requesting file :')
+                print('Requested url : %s' % (url,))
+                print('Status code : %s' % (response.status_code,))
+                print('Content : %s' % (response.content,))
+                self.send_response(response.status_code)
+                return response.content
         else:
-            print("Request for data present in cache: %s" % (cached_file,))
+            print("Request for data present in cache: %s" % (cached_file_folder,))
 
         self._send_content(cached_file_header, cached_file_content)
 
     def do_PUT(self):
+        cached_file_folder = ""
+        cached_file_content =""
+        cached_file_header=""
         print("\n\n\nGot a PUT for %s " % self.path)
         self.check_credentials()
         self.data_string = self.rfile.read(int(self.headers['Content-Length']))
         print("data-string:\n %s" % self.data_string)
         print("self.headers:\n %s" % self.headers)
 
-        cached_file = '%s/%s' % (CACHE_ROOT, self.path,)
-        print("Cached file name before escaping : %s" % cached_file)
-        cached_file = cached_file.replace('<','&#60;').replace('>','&#62;').replace('?','&#63;').replace('*','&#42;').replace('\\','&#42;').replace(':','&#58;').replace('|','&#124;')
-        print("Cached file name after escaping (used for cache storage) : %s" % cached_file)
-        cached_file_content = "%s/.file" % (cached_file,)
-        cached_file_header = "%s/.header" % (cached_file,)
+        is_special = self._execute_content_generated_cases("PUT")
+        if is_special:
+            cached_file_folder = self._get_cached_file_folder_name(TMP_ROOT)
+            cached_file_content = self._get_cached_content_file_name(cached_file_folder)
+            cached_file_header = self._get_cached_header_file_name(cached_file_folder)
+        else:
+            cached_file_folder = self._get_cached_file_folder_name(CACHE_ROOT)
+            cached_file_content = self._get_cached_content_file_name(cached_file_folder)
+            cached_file_header = self._get_cached_header_file_name(cached_file_folder)
 
         _file_available = os.path.exists(cached_file_content)
 
         if not _file_available:
-            if self.path.startswith("/dcae-deployments/"):
-                print "self.path start with /dcae-deployments/, generating response json..."
-                #jsondata = json.loads(self.data_string)
-                jsonGenerated = "{\"links\":{\"status\":\"http:\/\/" + PROXY_ADDRESS + "\/dcae-operationstatus\",\"test2\":\"test2\"}}"
-                print "jsonGenerated: " + jsonGenerated
-
-                os.makedirs(cached_file, True)
-                with open(cached_file_header, 'w') as f:
-                    f.write("{\"Content-Length\": \"" + str(len(jsonGenerated)) + "\", \"Content-Type\": \"application/json\"}")
-                with open(cached_file_content, 'w') as f:
-                    f.write(jsonGenerated)
+            if not HOST:
+                self.send_response(404)
+                return "404 Not found"
+
+            print("Request for data currently not present in cache: %s" % (cached_file_folder,))
+
+            url = '%s%s' % (HOST, self.path)
+            print("url: %s" % (url,))
+            response = requests.put(url, data=self.data_string, headers=self.headers, stream=True)
+
+            if response.status_code == 200:
+                self._write_cache(cached_file_folder, cached_file_header, cached_file_content, response)
             else:
-                if not HOST:
-                    self.send_response(404)
-                    return "404 Not found"
-
-                print("Request for data currently not present in cache: %s" % (cached_file,))
-
-                url = '%s%s' % (HOST, self.path)
-                print("url: %s" % (url,))
-                response = requests.put(url, data=self.data_string, headers=self.headers, stream=True)
-
-                if response.status_code == 200:
-                    self._write_cache(cached_file, cached_file_header, cached_file_content, response)
-                else:
-                    print('Error when requesting file :')
-                    print('Requested url : %s' % (url,))
-                    print('Status code : %s' % (response.status_code,))
-                    print('Content : %s' % (response.content,))
-                    self.send_response(response.status_code)
-                    return response.content
+                print('Error when requesting file :')
+                print('Requested url : %s' % (url,))
+                print('Status code : %s' % (response.status_code,))
+                print('Content : %s' % (response.content,))
+                self.send_response(response.status_code)
+                return response.content
         else:
-            print("Request for data present in cache: %s" % (cached_file,))
+            print("Request for data present in cache: %s" % (cached_file_folder,))
 
         self._send_content(cached_file_header, cached_file_content)
 
 
     def do_DELETE(self):
+        cached_file_folder = ""
+        cached_file_content =""
+        cached_file_header=""
         print("\n\n\nGot a DELETE for %s " % self.path)
         self.check_credentials()
         print("self.headers:\n %s" % self.headers)
 
-        cached_file = '%s/%s' % (CACHE_ROOT, self.path,)
-        print("Cached file name before escaping : %s" % cached_file)
-        cached_file = cached_file.replace('<','&#60;').replace('>','&#62;').replace('?','&#63;').replace('*','&#42;').replace('\\','&#42;').replace(':','&#58;').replace('|','&#124;')
-        print("Cached file name after escaping (used for cache storage) : %s" % cached_file)
-        cached_file_content = "%s/.file" % (cached_file,)
-        cached_file_header = "%s/.header" % (cached_file,)
+        is_special = self._execute_content_generated_cases("DELETE")
+        if is_special:
+            cached_file_folder = self._get_cached_file_folder_name(TMP_ROOT)
+            cached_file_content = self._get_cached_content_file_name(cached_file_folder)
+            cached_file_header = self._get_cached_header_file_name(cached_file_folder)
+        else:
+            cached_file_folder = self._get_cached_file_folder_name(CACHE_ROOT)
+            cached_file_content = self._get_cached_content_file_name(cached_file_folder)
+            cached_file_header = self._get_cached_header_file_name(cached_file_folder)
 
         _file_available = os.path.exists(cached_file_content)
 
         if not _file_available:
-            if self.path.startswith("/dcae-deployments/"):
-                print "self.path start with /dcae-deployments/, generating response json..."
-                #jsondata = json.loads(self.data_string)
-                jsonGenerated = "{\"links\":{\"status\":\"http:\/\/" + PROXY_ADDRESS + "\/dcae-operationstatus\",\"test2\":\"test2\"}}"
-                print "jsonGenerated: " + jsonGenerated
-
-                os.makedirs(cached_file, True)
-                with open(cached_file_header, 'w') as f:
-                    f.write("{\"Content-Length\": \"" + str(len(jsonGenerated)) + "\", \"Content-Type\": \"application/json\"}")
-                with open(cached_file_content, 'w') as f:
-                    f.write(jsonGenerated)
+            if not HOST:
+                self.send_response(404)
+                return "404 Not found"
+
+            print("Request for data currently not present in cache: %s" % (cached_file_folder,))
+
+            url = '%s%s' % (HOST, self.path)
+            print("url: %s" % (url,))
+            response = requests.put(url, data=self.data_string, headers=self.headers, stream=True)
+
+            if response.status_code == 200:
+                self._write_cache(cached_file_folder, cached_file_header, cached_file_content, response)
             else:
-                if not HOST:
-                    self.send_response(404)
-                    return "404 Not found"
-
-                print("Request for data currently not present in cache: %s" % (cached_file,))
-
-                url = '%s%s' % (HOST, self.path)
-                print("url: %s" % (url,))
-                response = requests.put(url, data=self.data_string, headers=self.headers, stream=True)
-
-                if response.status_code == 200:
-                    self._write_cache(cached_file, cached_file_header, cached_file_content, response)
-                else:
-                    print('Error when requesting file :')
-                    print('Requested url : %s' % (url,))
-                    print('Status code : %s' % (response.status_code,))
-                    print('Content : %s' % (response.content,))
-                    self.send_response(response.status_code)
-                    return response.content
+                print('Error when requesting file :')
+                print('Requested url : %s' % (url,))
+                print('Status code : %s' % (response.status_code,))
+                print('Content : %s' % (response.content,))
+                self.send_response(response.status_code)
+                return response.content
         else:
-            print("Request for data present in cache: %s" % (cached_file,))
+            print("Request for data present in cache: %s" % (cached_file_folder,))
 
         self._send_content(cached_file_header, cached_file_content)
 
@@ -322,6 +372,7 @@ class Proxy(SimpleHTTPServer.SimpleHTTPRequestHandler):
 # Main code that start the HTTP server
 httpd = SocketServer.ForkingTCPServer(('', PORT), Proxy)
 httpd.allow_reuse_address = True
-print "Listening on port "+ str(PORT) + " and caching in " + CACHE_ROOT + "(Press Ctrl+C to stop HTTPD Caching script)"
+print "Listening on port "+ str(PORT) + "(Press Ctrl+C/Ctrl+Z to stop HTTPD Caching script)"
+print "Caching folder " + CACHE_ROOT + ", Tmp folder for generated files " + TMP_ROOT 
 signal.signal(signal.SIGINT, signal_handler)
 httpd.serve_forever()
\ No newline at end of file