diff --git a/vim_schema.py b/vim_schema.py
new file mode 100644
index 0000000..f0aecb7
--- /dev/null
+++ b/vim_schema.py
@@ -0,0 +1,712 @@
+# -*- coding: utf-8 -*-
+
+##
+# Copyright 2015 Telefónica Investigación y Desarrollo, S.A.U.
+# This file is part of openmano
+# All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+#
+# For those usages not covered by the Apache License, Version 2.0 please
+# contact with: nfvlabs@tid.es
+##
+
+''' Definition of dictionaries schemas used by validating input
+    These dictionaries are validated using jsonschema library
+'''
+__author__="Alfonso Tierno"
+__date__ ="$10-jul-2014 12:07:15$"
+
+#
+# SCHEMAS to validate input data
+#
+
+path_schema={"type":"string", "pattern":"^(\.){0,2}(/[^/\"':{}\(\)]+)+$"}
+http_schema={"type":"string", "pattern":"^https?://[^'\"=]+$"}
+port_schema={"type":"integer","minimum":1,"maximun":65534}
+ip_schema={"type":"string","pattern":"^([0-9]{1,3}.){3}[0-9]{1,3}$"}
+cidr_schema={"type":"string","pattern":"^([0-9]{1,3}.){3}[0-9]{1,3}/[0-9]{1,2}$"}
+name_schema={"type" : "string", "minLength":1, "maxLength":255, "pattern" : "^[^,;()'\"]+$"}
+nameshort_schema={"type" : "string", "minLength":1, "maxLength":64, "pattern" : "^[^,;()'\"]+$"}
+nametiny_schema={"type" : "string", "minLength":1, "maxLength":12, "pattern" : "^[^,;()'\"]+$"}
+xml_text_schema={"type" : "string", "minLength":1, "maxLength":1000, "pattern" : "^[^']+$"}
+description_schema={"type" : ["string","null"], "maxLength":255, "pattern" : "^[^'\"]+$"}
+id_schema_fake = {"type" : "string", "minLength":2, "maxLength":36 }  #"pattern": "^[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12}$"
+id_schema = {"type" : "string", "pattern": "^[a-fA-F0-9]{8}(-[a-fA-F0-9]{4}){3}-[a-fA-F0-9]{12}$"}
+pci_schema={"type":"string", "pattern":"^[0-9a-fA-F]{4}(:[0-9a-fA-F]{2}){2}\.[0-9a-fA-F]$"}
+bandwidth_schema={"type":"string", "pattern" : "^[0-9]+ *([MG]bps)?$"}
+integer0_schema={"type":"integer","minimum":0}
+integer1_schema={"type":"integer","minimum":1}
+vlan_schema={"type":"integer","minimum":1,"maximun":4095}
+vlan1000_schema={"type":"integer","minimum":1000,"maximun":4095}
+mac_schema={"type":"string", "pattern":"^[0-9a-fA-F][02468aceACE](:[0-9a-fA-F]{2}){5}$"}  #must be unicast LSB bit of MSB byte ==0 
+net_bind_schema={"oneOf":[{"type":"null"},{"type":"string", "pattern":"^(default|((bridge|macvtap):[0-9a-zA-Z\.\-]{1,50})|openflow:[/0-9a-zA-Z\.\-]{1,50}(:vlan)?)$"}]}
+yes_no_schema={"type":"string", "enum":["yes", "no"]}
+log_level_schema={"type":"string", "enum":["DEBUG", "INFO", "WARNING","ERROR","CRITICAL"]}
+
+config_schema = {
+    "title":"main configuration information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "http_port": port_schema,
+        "http_admin_port": port_schema,
+        "http_host": nameshort_schema,
+        "http_url_prefix": path_schema, # it does not work yet; it's supposed to be the base path to be used by bottle, but it must be explicitly declared
+        "db_host": nameshort_schema,
+        "db_user": nameshort_schema,
+        "db_passwd": {"type":"string"},
+        "db_name": nameshort_schema,
+        "of_controller_ip": ip_schema,
+        "of_controller_port": port_schema,
+        "of_controller_dpid": nameshort_schema,
+        "of_controller_nets_with_same_vlan": {"type" : "boolean"},
+        "of_controller": nameshort_schema, #{"type":"string", "enum":["floodlight", "opendaylight"]},
+        "of_controller_module": {"type":"string"},
+        #"of_user": nameshort_schema,
+        #"of_password": nameshort_schema,
+        "test_mode": {"type": "boolean"}, #leave for backward compatibility
+        "mode": {"type":"string", "enum":["normal", "host only", "OF only", "development", "test"] },
+        "development_bridge": {"type":"string"},
+        "tenant_id": {"type" : "string"},
+        "image_path": path_schema,
+        "network_vlan_range_start": vlan_schema,
+        "network_vlan_range_end": vlan_schema,
+        "bridge_ifaces": {
+            "type": "object",
+            "patternProperties": {
+                "." : {
+                    "type": "array", 
+                    "items": integer0_schema,
+                    "minItems":2,
+                    "maxItems":2,
+                },
+            },
+            "minProperties": 2
+        },
+        "dhcp_server": {
+            "type": "object",
+            "properties": {
+                "host" : name_schema,
+                "port" : port_schema,
+                "provider" : {"type": "string", "enum": ["isc-dhcp-server"]},
+                "user" : nameshort_schema,
+                "password" : {"type": "string"},
+                "key" : {"type": "string"},
+                "bridge_ifaces" :{
+                    "type": "array", 
+                    "items": nameshort_schema,
+                },
+                "nets" :{
+                    "type": "array", 
+                    "items": name_schema,
+                },
+            },
+            "required": ['host', 'provider', 'user']
+        },
+        "log_level": log_level_schema,
+        "log_level_db": log_level_schema,
+        "log_level_of": log_level_schema,
+    },
+    "patternProperties": {
+        "of_*" : {"type": ["string", "integer", "boolean"]}
+    },
+    "required": ['db_host', 'db_user', 'db_passwd', 'db_name',
+            'of_controller_ip', 'of_controller_port', 'of_controller_dpid', 'bridge_ifaces', 'of_controller'],
+    "additionalProperties": False
+}
+
+
+
+metadata_schema={
+    "type":"object",
+    "properties":{
+        "architecture": {"type":"string"},
+        "use_incremental": yes_no_schema,
+        "vpci": pci_schema,
+        "os_distro": {"type":"string"},
+        "os_type": {"type":"string"},
+        "os_version": {"type":"string"},
+        "bus": {"type":"string"},
+        "topology": {"type":"string", "enum": ["oneSocket"]}
+    }
+}
+
+
+
+tenant_new_schema = {
+    "title":"tenant creation information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "tenant":{
+            "type":"object",
+            "properties":{
+                "id":id_schema,
+                "name": nameshort_schema,
+                "description":description_schema,
+                "enabled":{"type" : "boolean"}
+            },
+            "required": ["name"]
+        }
+    },
+    "required": ["tenant"],
+    "additionalProperties": False
+}
+tenant_edit_schema = {
+    "title":"tenant edition information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "tenant":{
+            "type":"object",
+            "minProperties":1,
+            "properties":{
+                "name":nameshort_schema,
+                "description":description_schema,
+                "enabled":{"type" : "boolean"}
+            },
+            "additionalProperties": False,
+        }
+    },
+    "required": ["tenant"],
+    "additionalProperties": False
+}
+interfaces_schema={
+    "type":"array",
+    "minItems":0,
+    "items":{
+        "type":"object",
+        "properties":{
+            "name":name_schema,
+            "dedicated":{"type":"string","enum":["yes","no","yes:sriov"]},
+            "bandwidth":bandwidth_schema,
+            "vpci":pci_schema,
+            "uuid":id_schema,
+            "mac_address":mac_schema
+        },
+        "additionalProperties": False,
+        "required": ["dedicated", "bandwidth"]
+    }
+}
+
+extended_schema={
+    "type":"object", 
+    "properties":{                  
+        "processor_ranking":integer0_schema,
+        "devices":{
+            "type": "array", 
+            "items":{
+                "type": "object",
+                "properties":{
+                    "type":{"type":"string", "enum":["usb","disk","cdrom","xml"]},
+                    "vpci":pci_schema,
+                    "imageRef":id_schema,
+                    "xml":xml_text_schema,
+                    "dev":nameshort_schema
+                },
+                "additionalProperties": False,
+                "required": ["type"]
+            }
+        },
+        "numas":{
+            "type": "array",
+            "items":{
+                "type": "object",
+                "properties":{
+                    "memory":integer1_schema,
+                    "cores":integer1_schema,
+                    "paired-threads":integer1_schema,
+                    "threads":integer1_schema,
+                    "cores-id":{"type":"array","items":integer0_schema},
+                    "paired-threads-id":{"type":"array","items":{"type":"array","minItems":2,"maxItems":2,"items":integer0_schema}},
+                    "threads-id":{"type":"array","items":integer0_schema},
+                    "interfaces":interfaces_schema
+                },
+                "additionalProperties": False,
+                "minProperties": 1,
+                #"required": ["memory"]
+            }
+        }
+    },
+    #"additionalProperties": False,
+    #"required": ["processor_ranking"]
+}
+
+host_data_schema={
+    "title":"hosts manual insertion information schema",
+    "type":"object", 
+    "properties":{                  
+        "ip_name":nameshort_schema,
+        "name": name_schema,
+        "description":description_schema,
+        "user":nameshort_schema,
+        "password":nameshort_schema,
+        "features":description_schema,
+        "ranking":integer0_schema,
+        "devices":{
+            "type": "array", 
+            "items":{
+                "type": "object",
+                "properties":{
+                    "type":{"type":"string", "enum":["usb","disk"]},
+                    "vpci":pci_schema
+                },
+                "additionalProperties": False,
+                "required": ["type"]
+            }
+        },
+        "numas":{
+            "type": "array",
+            "minItems":1,
+            "items":{
+                "type": "object",
+                "properties":{
+                    "admin_state_up":{"type":"boolean"},
+                    "hugepages":integer1_schema,
+                    "cores":{
+                        "type": "array",
+                        "minItems":2,
+                        "items":{
+                            "type": "object",
+                            "properties":{
+                                "core_id":integer0_schema,
+                                "thread_id":integer0_schema,
+                                "status": {"type":"string", "enum":["noteligible"]}
+                            },
+                            "additionalProperties": False,
+                            "required": ["core_id","thread_id"]
+                        }
+                    },
+                    "interfaces":{
+                        "type": "array",
+                        "minItems":1,
+                        "items":{
+                            "type": "object",
+                            "properties":{
+                                "source_name":nameshort_schema,
+                                "mac":mac_schema,
+                                "Mbps":integer0_schema,
+                                "pci":pci_schema,
+                                "sriovs":{
+                                    "type": "array",
+                                    "minItems":1,
+                                    "items":{
+                                        "type": "object",
+                                        "properties":{
+                                            "source_name":{"oneOf":[integer0_schema, nameshort_schema]},
+                                            "mac":mac_schema,
+                                            "vlan":integer0_schema, 
+                                            "pci":pci_schema,
+                                        },
+                                        "additionalProperties": False,
+                                        "required": ["source_name","mac","pci"]
+                                    }
+                                },
+                                "switch_port": nameshort_schema,
+                                "switch_dpid": nameshort_schema,
+                            },
+                            "additionalProperties": False,
+                            "required": ["source_name","mac","Mbps","pci"]
+                        }
+                    },
+                    "numa_socket":integer0_schema,
+                    "memory":integer1_schema
+                },
+                "additionalProperties": False,
+                "required": ["hugepages","cores","numa_socket"]
+            }
+        }
+    },
+    "additionalProperties": False,
+    "required": ["ranking", "numas","ip_name","user"]
+}
+
+host_edit_schema={
+    "title":"hosts creation information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "host":{
+            "type":"object",
+            "properties":{
+                "ip_name":nameshort_schema,
+                "name": name_schema,
+                "description":description_schema,
+                "user":nameshort_schema,
+                "password":nameshort_schema,
+                "admin_state_up":{"type":"boolean"},
+                "numas":{
+                    "type":"array", 
+                    "items":{
+                        "type": "object",
+                        "properties":{
+                            "numa_socket": integer0_schema,
+                            "admin_state_up":{"type":"boolean"},
+                            "interfaces":{
+                                "type":"array", 
+                                "items":{
+                                    "type": "object",
+                                    "properties":{
+                                        "source_name": nameshort_schema,
+                                        "switch_dpid": nameshort_schema,
+                                        "switch_port": nameshort_schema,
+                                    },
+                                    "required": ["source_name"],
+                                }
+                            }
+                        }, 
+                        "required": ["numa_socket"],
+                        "additionalProperties": False,
+                    }
+                }
+            },
+            "minProperties": 1,
+            "additionalProperties": False
+        },
+    },
+    "required": ["host"],
+    "minProperties": 1,
+    "additionalProperties": False
+}
+
+host_new_schema = {
+    "title":"hosts creation information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "host":{
+            "type":"object",
+            "properties":{
+                "id":id_schema,
+                "ip_name":nameshort_schema,
+                "name": name_schema,
+                "description":description_schema,
+                "user":nameshort_schema,
+                "password":nameshort_schema,
+                "admin_state_up":{"type":"boolean"},
+            },
+            "required": ["name","ip_name","user"]
+        },
+        "host-data":host_data_schema
+    },
+    "required": ["host"],
+    "minProperties": 1,
+    "maxProperties": 2,
+    "additionalProperties": False
+}
+
+
+flavor_new_schema = {
+    "title":"flavor creation information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "flavor":{
+            "type":"object",
+            "properties":{
+                "id":id_schema,
+                "name":name_schema,
+                "description":description_schema,
+                "ram":integer0_schema,
+                "vcpus":integer0_schema,
+                "extended": extended_schema,
+                "public": yes_no_schema
+            },
+            "required": ["name"]
+        }
+    },
+    "required": ["flavor"],
+    "additionalProperties": False
+}
+flavor_update_schema = {
+    "title":"flavor update information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "flavor":{
+            "type":"object",
+            "properties":{
+                "name":name_schema,
+                "description":description_schema,
+                "ram":integer0_schema,
+                "vcpus":integer0_schema,
+                "extended": extended_schema,
+                "public": yes_no_schema
+            },
+            "minProperties": 1,
+            "additionalProperties": False
+        }
+    },
+    "required": ["flavor"],
+    "additionalProperties": False
+}
+
+image_new_schema = {
+    "title":"image creation information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "image":{
+            "type":"object",
+            "properties":{
+                "id":id_schema,
+                "path": {"oneOf": [path_schema, http_schema]},
+                "description":description_schema,
+                "name":name_schema,
+                "metadata":metadata_schema,
+                "public": yes_no_schema
+            },
+            "required": ["name","path"]
+        }
+    },
+    "required": ["image"],
+    "additionalProperties": False
+}
+
+image_update_schema = {
+    "title":"image update information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "image":{
+            "type":"object",
+            "properties":{
+                "path":{"oneOf": [path_schema, http_schema]},
+                "description":description_schema,
+                "name":name_schema,
+                "metadata":metadata_schema,
+                "public": yes_no_schema
+            },
+            "minProperties": 1,
+            "additionalProperties": False
+        }
+    },
+    "required": ["image"],
+    "additionalProperties": False
+}
+
+networks_schema={
+    "type":"array",
+    "items":{
+        "type":"object",
+        "properties":{
+            "name":name_schema,
+            "bandwidth":bandwidth_schema,
+            "vpci":pci_schema,
+            "uuid":id_schema,
+            "mac_address": mac_schema,
+            "model": {"type":"string", "enum":["virtio","e1000","ne2k_pci","pcnet","rtl8139"]},
+            "type": {"type":"string", "enum":["virtual","PF","VF","VFnotShared"]}
+        },
+        "additionalProperties": False,
+        "required": ["uuid"]
+    }
+}
+
+server_new_schema = {
+    "title":"server creation information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "server":{
+            "type":"object",
+            "properties":{
+                "id":id_schema,
+                "name":name_schema,
+                "description":description_schema,
+                "start":{"type":"string", "enum":["yes","no","paused"]},
+                "hostId":id_schema,
+                "flavorRef":id_schema,
+                "imageRef":id_schema,
+                "extended": extended_schema,
+                "networks":networks_schema
+            },
+            "required": ["name","flavorRef","imageRef"]
+        }
+    },
+    "required": ["server"],
+    "additionalProperties": False
+}
+
+server_action_schema = {
+    "title":"server action information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "start":{"oneOf":[{"type": "null"}, {"type":"string", "enum":["rebuild","null"] }]},
+        "pause":{"type": "null"},
+        "resume":{"type": "null"},
+        "shutoff":{"type": "null"},
+        "shutdown":{"type": "null"},
+        "forceOff":{"type": "null"},
+        "terminate":{"type": "null"},
+        "createImage":{
+            "type":"object",
+            "properties":{ 
+                "path":path_schema,
+                "description":description_schema,
+                "name":name_schema,
+                "metadata":metadata_schema,
+                "imageRef": id_schema,
+                "disk": {"oneOf":[{"type": "null"}, {"type":"string"}] },
+            },
+            "required": ["name"]
+        },
+        "rebuild":{"type": ["object","null"]},
+        "reboot":{
+            "type": ["object","null"],
+#            "properties": {
+#                "type":{"type":"string", "enum":["SOFT"] }
+#            }, 
+#            "minProperties": 1,
+#            "maxProperties": 1,
+#            "additionalProperties": False
+        }
+    },
+    "minProperties": 1,
+    "maxProperties": 1,
+    "additionalProperties": False
+}
+
+network_new_schema = {
+    "title":"network creation information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "network":{
+            "type":"object",
+            "properties":{
+                "id":id_schema,
+                "name":name_schema,
+                "type":{"type":"string", "enum":["bridge_man","bridge_data","data", "ptp"]},
+                "shared":{"type":"boolean"},
+                "tenant_id":id_schema,
+                "admin_state_up":{"type":"boolean"},
+                "provider:vlan":vlan_schema,
+                "provider:physical":net_bind_schema,
+                "cidr":cidr_schema,
+                "enable_dhcp": {"type":"boolean"},
+                "dhcp_first_ip": ip_schema,
+                "dhcp_last_ip": ip_schema,
+                "bind_net":name_schema, #can be name, or uuid
+                "bind_type":{"oneOf":[{"type":"null"},{"type":"string", "pattern":"^vlan:[0-9]{1,4}$"}]}
+            },
+            "required": ["name"]
+        }
+    },
+    "required": ["network"],
+    "additionalProperties": False
+}
+network_update_schema = {
+    "title":"network update information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "network":{
+            "type":"object",
+            "properties":{
+                "name":name_schema,
+                "type":{"type":"string", "enum":["bridge_man","bridge_data","data", "ptp"]},
+                "shared":{"type":"boolean"},
+                "tenant_id":id_schema,
+                "admin_state_up":{"type":"boolean"},
+                "provider:vlan":vlan_schema, 
+                "provider:physical":net_bind_schema,
+                "cidr":cidr_schema,
+                "enable_dhcp": {"type":"boolean"},
+                "dhcp_first_ip": ip_schema,
+                "dhcp_last_ip": ip_schema,
+                "bind_net":name_schema, #can be name, or uuid
+                "bind_type":{"oneOf":[{"type":"null"},{"type":"string", "pattern":"^vlan:[0-9]{1,4}$"}]}
+            },
+            "minProperties": 1,
+            "additionalProperties": False
+        }
+    },
+    "required": ["network"],
+    "additionalProperties": False
+}
+
+
+port_new_schema = {
+    "title":"port creation information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "port":{
+            "type":"object",
+            "properties":{
+                "id":id_schema,
+                "name":nameshort_schema,
+                "network_id":{"oneOf":[{"type": "null"}, id_schema ]},
+                "tenant_id":id_schema,
+                "mac_address": {"oneOf":[{"type": "null"}, mac_schema] },
+                "admin_state_up":{"type":"boolean"},
+                "bandwidth":bandwidth_schema,
+                "binding:switch_port":nameshort_schema,
+                "binding:vlan": {"oneOf":[{"type": "null"}, vlan_schema ]}
+            },
+            "required": ["name"]
+        }
+    },
+    "required": ["port"],
+    "additionalProperties": False
+}
+
+port_update_schema = {
+    "title":"port update information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "port":{
+            "type":"object",
+            "properties":{
+                "name":nameshort_schema,
+                "network_id":{"anyOf":[{"type":"null"}, id_schema ] }
+            },
+            "minProperties": 1,
+            "additionalProperties": False
+        }
+    },
+    "required": ["port"],
+    "additionalProperties": False
+}
+
+localinfo_schema = {
+    "title":"localinfo information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "files":{ "type": "object"},
+        "inc_files":{ "type": "object"},
+        "server_files":{ "type": "object"}
+    },
+    "required": ["files"]
+}
+
+hostinfo_schema = {
+    "title":"host information schema",
+    "$schema": "http://json-schema.org/draft-04/schema#",
+    "type":"object",
+    "properties":{
+        "iface_names":{
+            "type":"object",
+            "patternProperties":{
+                ".":{ "type": "string"}
+            },
+            "minProperties": 1
+        }
+    },
+    "required": ["iface_names"]
+}