Merge pull request opensciencegrid#2019 from matyasselmeci/pr/orgspage

Organizations page (SOFTWARE-4776)

src/app.py

@@ -131,6 +131,31 @@ def nsfscience_csv():
     return response
 
 
+@app.route('/organizations')
+def organizations():
+    project_institution = global_data.get_mappings().project_institution
+    if not project_institution:
+        return Response("Error getting Project/Institution mappings", status=503)
+
+    organizations = set()
+    for project in global_data.get_projects()["Projects"]["Project"]:
+        if "Organization" in project:
+            organizations.add(project["Organization"])
+
+    # Invert the Project/Institution mapping. Note that "institution" == "organization"
+    # and "project" is actually the prefix for the project in our standard naming
+    # convention.
+    prefix_by_org = {pi[1]: pi[0] for pi in project_institution.items()}
+
+    org_table = []
+    for org in sorted(organizations):
+        prefix = prefix_by_org.get(org, "")
+        org_table.append((org, prefix))
+
+    return _fix_unicode(render_template('organizations.html.j2', org_table=org_table))
+
+
+
 @app.route('/contacts')
 def contacts():
     try:

src/templates/homepage.html.j2

@@ -15,6 +15,7 @@ OSG Topology Interface
     <li><a href="generate_resource_group_downtime">Generate a downtime entry for a resource group</a></li>
     <li><a href="contacts">List of OSG contacts</a></li>
     <li><a href="map/iframe">Map of OSG sites</a></li>
+    <li><a href="organizations">List of organizations with projects</a></li>
   </ul>
   <hr>
   <h2>XML and other machine-readable data</h2>

src/templates/organizations.html.j2

@@ -0,0 +1,20 @@
+{% set want_js = false %}
+{% extends "base.html.j2" %}
+{% block title -%}
+Organizations
+{%- endblock %}
+{% block content %}
+<div class="container">
+This page lists organizations that are currently used in OSG projects registered in Topology.
+If there is a standard project name prefix used for project belonging to that organization,
+that prefix is also shown.
+<table class="table table-sm table-striped">
+<thead class="thead-dark">
+    <tr><th scope="col">Organization</th><th scope="col">Project Prefix</th></tr>
+    </thead>
+{%- for orgname, prefix in org_table %}
+    <tr><td>{{ orgname }}</td><td>{{ prefix }}</td></tr>
+{% endfor -%}{# org_table #}
+</table>
+</div>
+{% endblock %}

src/webapp/mappings.py

@@ -17,8 +17,9 @@
 
 
 class Mappings:
-    def __init__(self, nsfscience: Dict):
+    def __init__(self, nsfscience: Dict, project_institution: Dict):
         self.nsfscience = nsfscience
+        self.project_institution = project_institution
 
 
 def get_nsfscience(indir: str, strict: bool) -> Dict:
@@ -34,6 +35,20 @@ def get_nsfscience(indir: str, strict: bool) -> Dict:
     return nsfscience
 
 
+def get_project_institution(indir: str, strict: bool) -> Dict:
+    project_institution = {}
+    try:
+        project_institution = load_yaml_file(os.path.join(indir, "project_institution.yaml"))
+    except yaml.YAMLError:
+        if strict:
+            raise
+        else:
+            # load_yaml_file() already logs the specific error
+            log.error("skipping (non-strict mode)")
+    return project_institution
+
+
 def get_mappings(indir="../mappings", strict=False):
-    mappings = Mappings(nsfscience=get_nsfscience(indir, strict))
+    mappings = Mappings(nsfscience=get_nsfscience(indir, strict),
+                        project_institution=get_project_institution(indir, strict))
     return mappings