osm_nbi/html_out.py

   1 """
   2 Contains html text in variables to make and html response
   3 """
   4
   5 import yaml
   6 from http import HTTPStatus
   7
   8 __author__ = "Alfonso Tierno <alfonso.tiernosepulveda@telefonica.com>"
   9
  10 html_start = """
  11  <!DOCTYPE html>
  12 <html>
  13 <head>
  14   <link href="/osm/static/style.css" rel="stylesheet">
  15 <title>Welcome to OSM</title>
  16 </head>
  17 <body>
  18   <div id="osm_topmenu">
  19     <div>
  20       <a href="https://osm.etsi.org"> <img src="/osm/static/OSM-logo.png" height="42" width="100"
  21         style="vertical-align:middle"> </a>
  22       <a>( {} )</a>
  23       <a href="/osm/vnfpkgm/v1/vnf_packages_content">VNFDs </a>
  24       <a href="/osm/nsd/v1/ns_descriptors_content">NSDs </a>
  25       <a href="/osm/nslcm/v1/ns_instances_content">NSs </a>
  26       <a href="/osm/admin/v1/users">USERs </a>
  27       <a href="/osm/admin/v1/projects">PROJECTs </a>
  28       <a href="/osm/admin/v1/tokens">TOKENs </a>
  29       <a href="/osm/admin/v1/vim_accounts">VIMs </a>
  30       <a href="/osm/admin/v1/sdns">SDNs </a>
  31       <a href="/osm/admin/v1/tokens?METHOD=DELETE">logout </a>
  32     </div>
  33   </div>
  34 """
  35
  36 html_body = """
  37 <h1>{item}</h1>
  38 """
  39
  40 html_end = """
  41 </body>
  42 </html>
  43 """
  44
  45 html_body_error = "<h2> Error <pre>{}</pre> </h2>"
  46
  47
  48 html_auth2 = """
  49 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
  50 <html>
  51 <head><META http-equiv="Content-Type" content="text/html; charset=UTF-8">
  52   <link href="/osm/static/style.css" rel="stylesheet">
  53   <title>OSM Login</title>
  54 </head>
  55 <body>
  56   <div id="osm_header">
  57     <div>
  58       <a href="https://osm.etsi.org"> <h1><img src="/osm/static/OSM-logo.png" style="vertical-align:middle"></h1> </a>
  59     </div>
  60   </div>
  61   <div id="osm_error_message">
  62     <h1>{error}</h1>
  63   </div>
  64   <div class="gerritBody" id="osm_body">
  65     <h1>Sign in to OSM</h1>
  66     <form action="/osm/admin/v1/tokens" id="login_form" method="POST">
  67       <table style="border: 0;">
  68         <tr><th>Username</th><td><input id="f_user" name="username" size="25" tabindex="1" type="text"></td></tr>
  69         <tr><th>Password</th><td><input id="f_pass" name="password" size="25" tabindex="2" type="password"></td></tr>
  70         <tr><td><input tabindex="3" type="submit" value="Sign In"></td></tr>
  71       </table>
  72     </form>
  73     <div style="clear: both; margin-top: 15px; padding-top: 2px; margin-bottom: 15px;">
  74       <div id="osm_footer">
  75         <div></div>
  76       </div>
  77     </div>
  78   </div>
  79   <script src="/osm/static/login.js"> </script>
  80 </body>
  81 </html>
  82 """
  83
  84 html_upload_body = """
  85 <form action="/osm{}" method="post" enctype="multipart/form-data">
  86     <h3> <table style="border: 0;"> <tr>
  87         <td> Upload {} descriptor (tar.gz)  file: <input type="file" name="descriptor_file"/> </td>
  88         <td> <input type="submit" value="Upload"/> </td>
  89     </tr> </table> </h3>
  90 </form>
  91 """
  92
  93 html_nslcmop_body = """
  94 <a href="/osm/nslcm/v1/ns_lcm_op_occs?nsInstanceId={id}">nslcm operations </a>
  95 <a href="/osm/nslcm/v1/vnf_instances?nsr-id-ref={id}">VNFRS </a>
  96 <form action="/osm/nslcm/v1/ns_instances/{id}/terminate" method="post" enctype="multipart/form-data">
  97     <h3> <table style="border: 0;"> <tr>
  98         <td> <input type="submit" value="Terminate"/> </td>
  99     </tr> </table> </h3>
 100 </form>
 101 """
 102
 103
 104 def format(data, request, response, session):
 105     """
 106     Format a nice html response, depending on the data
 107     :param data:
 108     :param request: cherrypy request
 109     :param response: cherrypy response
 110     :return: string with teh html response
 111     """
 112     response.headers["Content-Type"] = 'text/html'
 113     if response.status == HTTPStatus.UNAUTHORIZED.value:
 114         if response.headers.get("WWW-Authenticate") and request.config.get("auth.allow_basic_authentication"):
 115             response.headers["WWW-Authenticate"] = "Basic" + response.headers["WWW-Authenticate"][6:]
 116             return
 117         else:
 118             return html_auth2.format(error=data)
 119     body = html_body.format(item=request.path_info)
 120     if response.status and response.status > 202:
 121         body += html_body_error.format(yaml.safe_dump(data, explicit_start=True, indent=4, default_flow_style=False))
 122     elif isinstance(data, (list, tuple)):
 123         if request.path_info == "/vnfpkgm/v1/vnf_packages_content":
 124             body += html_upload_body.format(request.path_info, "VNFD")
 125         elif request.path_info == "/nsd/v1/ns_descriptors_content":
 126             body += html_upload_body.format(request.path_info, "NSD")
 127         for k in data:
 128             if isinstance(k, dict):
 129                 data_id = k.pop("_id", None)
 130             elif isinstance(k, str):
 131                 data_id = k
 132             body += '<p> <a href="/osm/{url}/{id}">{id}</a>: {t} </p>'.format(url=request.path_info, id=data_id, t=k)
 133     elif isinstance(data, dict):
 134         if "Location" in response.headers:
 135             body += '<a href="{}"> show </a>'.format(response.headers["Location"])
 136         else:
 137             body += '<a href="/osm/{}?METHOD=DELETE"> <img src="/osm/static/delete.png" height="25" width="25"> </a>'\
 138                 .format(request.path_info)
 139             if request.path_info.startswith("/nslcm/v1/ns_instances_content/") or \
 140                     request.path_info.startswith("/nslcm/v1/ns_instances/"):
 141                 _id = request.path_info[request.path_info.rfind("/")+1:]
 142                 body += html_nslcmop_body.format(id=_id)
 143         body += "<pre>" + yaml.safe_dump(data, explicit_start=True, indent=4, default_flow_style=False) + "</pre>"
 144     elif data is None:
 145         if request.method == "DELETE" or "METHOD=DELETE" in request.query_string:
 146             body += "<pre> deleted </pre>"
 147     else:
 148         body = str(data)
 149     user_text = "    "
 150     if session:
 151         if session.get("username"):
 152             user_text += "user: {}".format(session.get("username"))
 153         if session.get("project_id"):
 154             user_text += ", project: {}".format(session.get("project_id"))
 155     return html_start.format(user_text) + body + html_end
 156     # yaml.safe_dump(data, explicit_start=True, indent=4, default_flow_style=False)
 157     # tags=False,
 158     # encoding='utf-8', allow_unicode=True)