view-database permission

Also now using 🔒 to indicate private resources - resources that
would not be available to the anonymous user. Refs #811

datasette/default_permissions.py

@@ -11,6 +11,12 @@ def permission_allowed(datasette, actor, action, resource_type, resource_identif
         allow = datasette.metadata("allow")
         if allow is not None:
             return actor_matches_allow(actor, allow)
+    elif action == "view-database":
+        assert resource_type == "database"
+        database_allow = datasette.metadata("allow", database=resource_identifier)
+        if database_allow is None:
+            return True
+        return actor_matches_allow(actor, database_allow)
     elif action == "view-query":
         # Check if this query has a "allow" block in metadata
         assert resource_type == "query"
@@ -20,7 +26,6 @@ def permission_allowed(datasette, actor, action, resource_type, resource_identif
         if isinstance(queries_metadata[query_name], str):
             return True
         allow = queries_metadata[query_name].get("allow")
-        print("checking allow - actor = {}, allow = {}".format(actor, allow))
         if allow is None:
             return True
         return actor_matches_allow(actor, allow)

datasette/templates/database.html

@@ -60,7 +60,7 @@
     <h2 id="queries">Queries</h2>
     <ul>
         {% for query in queries %}
-            <li><a href="{{ database_url(database) }}/{{ query.name|urlencode }}{% if query.fragment %}#{{ query.fragment }}{% endif %}" title="{{ query.description or query.sql }}">{{ query.title or query.name }}</a> {% if query.requires_auth %} - requires authentication{% endif %}</li>
+            <li><a href="{{ database_url(database) }}/{{ query.name|urlencode }}{% if query.fragment %}#{{ query.fragment }}{% endif %}" title="{{ query.description or query.sql }}">{{ query.title or query.name }}</a> {% if query.private %} 🔒{% endif %}</li>
         {% endfor %}
     </ul>
 {% endif %}

datasette/templates/index.html

@@ -10,7 +10,7 @@
 {% block description_source_license %}{% include "_description_source_license.html" %}{% endblock %}
 
 {% for database in databases %}
-    <h2 style="padding-left: 10px; border-left: 10px solid #{{ database.color }}"><a href="{{ database.path }}">{{ database.name }}</a></h2>
+    <h2 style="padding-left: 10px; border-left: 10px solid #{{ database.color }}"><a href="{{ database.path }}">{{ database.name }}</a>{% if database.private %} 🔒{% endif %}</h2>
     <p>
         {% if database.show_table_row_counts %}{{ "{:,}".format(database.table_rows_sum) }} rows in {% endif %}{{ database.tables_count }} table{% if database.tables_count != 1 %}s{% endif %}{% if database.tables_count and database.hidden_tables_count %}, {% endif -%}
         {% if database.hidden_tables_count -%}

datasette/views/database.py

@@ -58,8 +58,7 @@ class DatabaseView(DataView):
         tables.sort(key=lambda t: (t["hidden"], t["name"]))
         canned_queries = [
             dict(
-                query,
-                requires_auth=not actor_matches_allow(None, query.get("allow", None)),
+                query, private=not actor_matches_allow(None, query.get("allow", None)),
             )
             for query in self.ds.get_canned_queries(database)
             if actor_matches_allow(

datasette/views/index.py

@@ -2,7 +2,7 @@ import hashlib
 import json
 
 from datasette.utils import CustomJSONEncoder
-from datasette.utils.asgi import Response
+from datasette.utils.asgi import Response, Forbidden
 from datasette.version import __version__
 
 from .base import BaseView
@@ -25,6 +25,22 @@ class IndexView(BaseView):
         await self.check_permission(request, "view-instance")
         databases = []
         for name, db in self.ds.databases.items():
+            # Check permission
+            allowed = await self.ds.permission_allowed(
+                request.scope.get("actor"),
+                "view-database",
+                resource_type="database",
+                resource_identifier=name,
+                default=True,
+            )
+            if not allowed:
+                continue
+            private = not await self.ds.permission_allowed(
+                None,
+                "view-database",
+                resource_type="database",
+                resource_identifier=name,
+            )
             table_names = await db.table_names()
             hidden_table_names = set(await db.hidden_table_names())
             views = await db.view_names()
@@ -95,6 +111,7 @@ class IndexView(BaseView):
                     ),
                     "hidden_tables_count": len(hidden_tables),
                     "views_count": len(views),
+                    "private": private,
                 }
             )
 

tests/test_canned_write.py

@@ -120,13 +120,12 @@ def test_canned_query_permissions_on_database_page(canned_write_client):
     )
     assert 200 == response.status
     assert [
-        {"name": "add_name", "requires_auth": False},
-        {"name": "add_name_specify_id", "requires_auth": False},
-        {"name": "delete_name", "requires_auth": True},
-        {"name": "update_name", "requires_auth": False},
+        {"name": "add_name", "private": False},
+        {"name": "add_name_specify_id", "private": False},
+        {"name": "delete_name", "private": True},
+        {"name": "update_name", "private": False},
     ] == [
-        {"name": q["name"], "requires_auth": q["requires_auth"]}
-        for q in response.json["queries"]
+        {"name": q["name"], "private": q["private"]} for q in response.json["queries"]
     ]
 
 

tests/test_html.py

@@ -207,10 +207,7 @@ def test_row_page_does_not_truncate():
         assert response.status == 200
         assert_permissions_checked(
             client.ds,
-            [
-                "view-instance",
-                ("view-table", "table", ("fixtures", "facetable")),
-            ],
+            ["view-instance", ("view-table", "table", ("fixtures", "facetable")),],
         )
         table = Soup(response.body, "html.parser").find("table")
         assert table["class"] == ["rows-and-columns"]

tests/test_permissions.py

@@ -40,3 +40,39 @@ def test_view_instance(allow, expected_anon, expected_auth):
                 path, cookies={"ds_actor": client.ds.sign({"id": "root"}, "actor")},
             )
             assert expected_auth == auth_response.status
+
+
+@pytest.mark.parametrize(
+    "allow,expected_anon,expected_auth",
+    [(None, 200, 200), ({}, 403, 403), ({"id": "root"}, 403, 200),],
+)
+def test_view_database(allow, expected_anon, expected_auth):
+    with make_app_client(
+        metadata={"databases": {"fixtures": {"allow": allow}}}
+    ) as client:
+        for path in (
+            "/fixtures",
+            "/fixtures/compound_three_primary_keys",
+            "/fixtures/compound_three_primary_keys/a,a,a",
+        ):
+            anon_response = client.get(path)
+            assert expected_anon == anon_response.status
+            auth_response = client.get(
+                path, cookies={"ds_actor": client.ds.sign({"id": "root"}, "actor")},
+            )
+            assert expected_auth == auth_response.status
+
+
+def test_database_list_respects_view_database():
+    with make_app_client(
+        metadata={"databases": {"fixtures": {"allow": {"id": "root"}}}},
+        extra_databases={"data.db": "create table names (name text)"},
+    ) as client:
+        anon_response = client.get("/")
+        assert '<a href="/data">data</a></h2>' in anon_response.text
+        assert '<a href="/fixtures">fixtures</a>' not in anon_response.text
+        auth_response = client.get(
+            "/", cookies={"ds_actor": client.ds.sign({"id": "root"}, "actor")},
+        )
+        assert '<a href="/data">data</a></h2>' in auth_response.text
+        assert '<a href="/fixtures">fixtures</a> 🔒</h2>' in auth_response.text