Add Nginx configuration Rollback

wo/core/git.py

@@ -55,3 +55,28 @@ class WOGit:
             return True
         else:
             return False
+
+    def rollback(self, paths, msg="Rolling-Back"):
+        """
+            Rollback last commit to restore previous.
+            configuration and commit changes automatically
+        """
+        for path in paths:
+            global git
+            git = git.bake("--git-dir={0}/.git".format(path),
+                           "--work-tree={0}".format(path))
+            if os.path.isdir(path):
+                if not os.path.isdir(path+"/.git"):
+                    Log.error(self, "Unable to find a git repository at {0}"
+                              .format(path))
+                try:
+                    Log.debug(self, "WOGit: git reset HEAD~ at {0}"
+                              .format(path))
+                    git.reset("HEAD~ --soft")
+                    git.stash("save \"Rollback\"")
+                except ErrorReturnCode as e:
+                    Log.debug(self, "{0}".format(e))
+                    Log.error(self, "Unable to git reset at {0} "
+                              .format(path))
+            else:
+                Log.debug(self, "WOGit: Path {0} not present".format(path))

wo/core/services.py

@@ -27,7 +27,7 @@ class WOService():
                                  "[" + Log.ENDC + "OK" + Log.OKBLUE + "]")
                         return True
                 else:
-                    Log.error(
+                    Log.info(
                         self, "Starting Nginx " + "[" + Log.FAIL +
                         "Failed" + Log.OKBLUE+"]")
                     return False
@@ -88,13 +88,13 @@ class WOService():
                                  "[" + Log.ENDC + "OK" + Log.OKBLUE + "]")
                         return True
                 else:
-                    Log.error(
-                        self, "Restarting Nginx " + "[" + Log.FAIL +
-                        "Failed" + Log.OKBLUE+"]")
+                    Log.info(self, "Restarting Nginx " + "[" + Log.FAIL +
+                             "Failed" + Log.OKBLUE+"]")
                     return False
             else:
                 service_cmd = ('service {0} restart'.format(service_name))
-                Log.info(self, "Restart : {0:10}".format(service_name), end='')
+                Log.info(self, "Restart : {0:10}".format(
+                    service_name), end='')
                 retcode = subprocess.getstatusoutput(service_cmd)
                 if retcode[0] == 0:
                     Log.info(self, "[" + Log.ENDC + "OK" + Log.OKBLUE + "]")

wo/core/template.py

@@ -7,7 +7,7 @@ Render Templates
 
 
 class WOTemplate():
-    def tmpl_render(self, fileconf, template, data, overwrite=True):
+    def render(self, fileconf, template, data, overwrite=True):
         data = dict(data)
         if (not os.path.isfile('{0}.custom'
                                .format(fileconf))):