osm_nbi/html_out.py

   1 # Licensed under the Apache License, Version 2.0 (the "License");
   2 # you may not use this file except in compliance with the License.
   3 # You may obtain a copy of the License at
   4 #
   5 #    http://www.apache.org/licenses/LICENSE-2.0
   6 #
   7 # Unless required by applicable law or agreed to in writing, software
   8 # distributed under the License is distributed on an "AS IS" BASIS,
   9 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
  10 # implied.
  11 # See the License for the specific language governing permissions and
  12 # limitations under the License.
  13
  14 """
  15 Contains html text in variables to make and html response
  16 """
  17
  18 import yaml
  19 from http import HTTPStatus
  20 from html import escape as html_escape
  21
  22 __author__ = "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
  23
  24 html_start = """
  25  <!DOCTYPE html>
  26 <html>
  27 <head>
  28   <link href="/osm/static/style.css" rel="stylesheet">
  29   <title>Welcome to OSM</title>
  30   <link rel="shortcut icon" href="/osm/static/favicon.ico">
  31 </head>
  32 <body>
  33   <div id="osm_topmenu">
  34     <div>
  35       <a href="https://osm.etsi.org"> <img src="/osm/static/OSM-logo.png" height="42" width="100"
  36         style="vertical-align:middle"> </a>
  37       <a>( {} )</a>
  38       <a href="/osm/pdu/v1/pdu_descriptors">PDUs </a>
  39       <a href="/osm/vnfpkgm/v1/vnf_packages">VNFDs </a>
  40       <a href="/osm/nsd/v1/ns_descriptors">NSDs </a>
  41       <a href="/osm/nslcm/v1/ns_instances">NSs </a>
  42       <a href="/osm/nst/v1/netslice_templates">NSTDs </a>
  43       <a href="/osm/nsilcm/v1/netslice_instances">NSIs </a>
  44       <a href="/osm/admin/v1/users">USERs </a>
  45       <a href="/osm/admin/v1/projects">PROJECTs </a>
  46       <a href="/osm/admin/v1/tokens">TOKENs </a>
  47       <a href="/osm/admin/v1/vim_accounts">VIMs </a>
  48       <a href="/osm/admin/v1/wim_accounts">WIMs </a>
  49       <a href="/osm/admin/v1/sdns">SDNs </a>
  50       <a href="/osm/admin/v1/k8sclusters">K8s_clusters </a>
  51       <a href="/osm/admin/v1/k8srepos">K8s_repos </a>
  52       <a href="/osm/nslcm/v1/subscriptions">NS_Subs </a>
  53       <a href="/osm/admin/v1/tokens?METHOD=DELETE">logout </a>
  54     </div>
  55   </div>
  56 """
  57
  58 html_body = """
  59 <h1>{item}</h1>
  60 """
  61
  62 html_end = """
  63 </body>
  64 </html>
  65 """
  66
  67 html_body_error = "<h2> Error <pre>{}</pre> </h2>"
  68
  69
  70 html_auth2 = """
  71 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
  72 <html>
  73 <head><META http-equiv="Content-Type" content="text/html; charset=UTF-8">
  74   <link href="/osm/static/style.css" rel="stylesheet">
  75   <title>OSM Login</title>
  76   <link rel="shortcut icon" href="/osm/static/favicon.ico">
  77 </head>
  78 <body>
  79   <div id="osm_header">
  80     <div>
  81       <a href="https://osm.etsi.org"> <h1><img src="/osm/static/OSM-logo.png" style="vertical-align:middle"></h1> </a>
  82     </div>
  83   </div>
  84   <div id="osm_error_message">
  85     <h1>{error}</h1>
  86   </div>
  87   <div class="gerritBody" id="osm_body">
  88     <h1>Sign in to OSM</h1>
  89     <form action="/osm/admin/v1/tokens" id="login_form" method="POST">
  90       <table style="border: 0;">
  91         <tr><th>Username</th><td><input id="f_user" name="username" size="25" tabindex="1" type="text"></td></tr>
  92         <tr><th>Password</th><td><input id="f_pass" name="password" size="25" tabindex="2" type="password"></td></tr>
  93         <tr><td><input tabindex="3" type="submit" value="Sign In"></td></tr>
  94       </table>
  95     </form>
  96     <div style="clear: both; margin-top: 15px; padding-top: 2px; margin-bottom: 15px;">
  97       <div id="osm_footer">
  98         <div></div>
  99       </div>
 100     </div>
 101   </div>
 102   <script src="/osm/static/login.js"> </script>
 103 </body>
 104 </html>
 105 """
 106
 107 html_upload_body = """
 108 <form action="/osm{}" method="post" enctype="multipart/form-data">
 109     <h3> <table style="border: 0;"> <tr>
 110         <td> Upload {} descriptor (tar.gz)  file: <input type="file" name="descriptor_file"/> </td>
 111         <td> <input type="submit" value="Upload"/> </td>
 112     </tr> </table> </h3>
 113 </form>
 114 """
 115
 116 html_nslcmop_body = """
 117 <a href="/osm/nslcm/v1/ns_lcm_op_occs?nsInstanceId={id}">nslcm operations </a>
 118 <a href="/osm/nslcm/v1/vnf_instances?nsr-id-ref={id}">VNFRS </a>
 119 <form action="/osm/nslcm/v1/ns_instances/{id}/terminate" method="post" enctype="multipart/form-data">
 120     <h3> <table style="border: 0;"> <tr>
 121         <td> <input type="submit" value="Terminate"/> </td>
 122     </tr> </table> </h3>
 123 </form>
 124 """
 125
 126 html_nsilcmop_body = """
 127 <a href="/osm/nsilcm/v1/nsi_lcm_op_occs?netsliceInstanceId={id}">nsilcm operations </a>
 128 <form action="/osm/nsilcm/v1/netslice_instances/{id}/terminate" method="post" enctype="multipart/form-data">
 129     <h3> <table style="border: 0;"> <tr>
 130         <td> <input type="submit" value="Terminate"/> </td>
 131     </tr> </table> </h3>
 132 </form>
 133 """
 134
 135 html_vnfpackage_body = (
 136     """<a href="/osm/vnfpkgm/v1/vnf_packages/{id}/artifacts">Artifacts </a>"""
 137 )
 138 html_nspackage_body = (
 139     """<a href="/osm/nsd/v1/ns_descriptors/{id}/artifacts">Artifacts </a>"""
 140 )
 141
 142
 143 def format(data, request, response, toke_info):
 144     """
 145     Format a nice html response, depending on the data
 146     :param data:
 147     :param request: cherrypy request
 148     :param response: cherrypy response
 149     :return: string with teh html response
 150     """
 151     response.headers["Content-Type"] = "text/html"
 152     if response.status == HTTPStatus.UNAUTHORIZED.value:
 153         if response.headers.get("WWW-Authenticate") and request.config.get(
 154             "auth.allow_basic_authentication"
 155         ):
 156             response.headers["WWW-Authenticate"] = (
 157                 "Basic" + response.headers["WWW-Authenticate"][6:]
 158             )
 159             return
 160         else:
 161             return html_auth2.format(error=data)
 162     if request.path_info in ("/version", "/system"):
 163         return (
 164             "<pre>"
 165             + yaml.safe_dump(
 166                 data, explicit_start=False, indent=4, default_flow_style=False
 167             )
 168             + "</pre>"
 169         )
 170     body = html_body.format(item=html_escape(request.path_info))
 171     if response.status and response.status > 202:
 172         # input request.path_info (URL) can contain XSS that are translated into output error detail
 173         body += html_body_error.format(
 174             html_escape(
 175                 yaml.safe_dump(
 176                     data, explicit_start=True, indent=4, default_flow_style=False
 177                 )
 178             )
 179         )
 180     elif isinstance(data, (list, tuple)):
 181         if request.path_info == "/vnfpkgm/v1/vnf_packages":
 182             body += html_upload_body.format(request.path_info + "_content", "VNFD")
 183         elif request.path_info == "/nsd/v1/ns_descriptors":
 184             body += html_upload_body.format(request.path_info + "_content", "NSD")
 185         elif request.path_info == "/nst/v1/nst_templates":
 186             body += html_upload_body.format(request.path_info + "_content", "NSTD")
 187         for k in data:
 188             if isinstance(k, dict):
 189                 data_id = k.pop("_id", None)
 190             elif isinstance(k, str):
 191                 data_id = k
 192             body += '<p> <a href="/osm/{url}/{id}">{id}</a>: {t} </p>'.format(
 193                 url=request.path_info, id=data_id, t=html_escape(str(k))
 194             )
 195     elif isinstance(data, dict):
 196         if "Location" in response.headers:
 197             body += '<a href="{}"> show </a>'.format(response.headers["Location"])
 198         else:
 199             _id = request.path_info[request.path_info.rfind("/") + 1:]
 200             body += (
 201                 '<a href="/osm/{}?METHOD=DELETE"> '
 202                 '<img src="/osm/static/delete.png" height="25" width="25"> </a>'
 203             ).format(
 204                 request.path_info
 205             )
 206             if request.path_info.startswith(
 207                 "/nslcm/v1/ns_instances_content/"
 208             ) or request.path_info.startswith("/nslcm/v1/ns_instances/"):
 209                 body += html_nslcmop_body.format(id=_id)
 210             elif request.path_info.startswith(
 211                 "/nsilcm/v1/netslice_instances_content/"
 212             ) or request.path_info.startswith("/nsilcm/v1/netslice_instances/"):
 213                 body += html_nsilcmop_body.format(id=_id)
 214             elif request.path_info.startswith(
 215                 "/vnfpkgm/v1/vnf_packages/"
 216             ) or request.path_info.startswith("/vnfpkgm/v1/vnf_packages_content/"):
 217                 body += html_vnfpackage_body.format(id=_id)
 218             elif request.path_info.startswith(
 219                 "/nsd/v1/ns_descriptors/"
 220             ) or request.path_info.startswith("/nsd/v1/ns_descriptors_content/"):
 221                 body += html_nspackage_body.format(id=_id)
 222         body += (
 223             "<pre>"
 224             + html_escape(
 225                 yaml.safe_dump(
 226                     data, explicit_start=True, indent=4, default_flow_style=False
 227                 )
 228             )
 229             + "</pre>"
 230         )
 231     elif data is None:
 232         if request.method == "DELETE" or "METHOD=DELETE" in request.query_string:
 233             body += "<pre> deleted </pre>"
 234     else:
 235         body = html_escape(str(data))
 236     user_text = "    "
 237     if toke_info:
 238         if toke_info.get("username"):
 239             user_text += "user: {}".format(toke_info.get("username"))
 240         if toke_info.get("project_id"):
 241             user_text += ", project: {}".format(toke_info.get("project_name"))
 242     return html_start.format(user_text) + body + html_end
 243     # yaml.safe_dump(data, explicit_start=True, indent=4, default_flow_style=False)
 244     # tags=False,
 245     # encoding='utf-8', allow_unicode=True)