Create binderhub build handler

src/environments/NewEnvironmentDialog.tsx

@@ -85,8 +85,8 @@ function _NewEnvironmentDialog(props: INewEnvironmentDialogProps) {
     [setFormValues]
   );
   const validated = useMemo(() => {
-    return Boolean(formValues.repo) && Boolean(formValues.ref);
-  }, [formValues]);
+    return Boolean(formValues.repo);
+  }, [formValues.repo]);
 
   const [selectedProfile, setSelectedProfile] = useState<number>(0);
   const [selectedProvider, setSelectedProvider] = useState<number>(0);
@@ -212,6 +212,7 @@ function _NewEnvironmentDialog(props: INewEnvironmentDialogProps) {
                 .replace('https://', '')
                 .replace(/\//g, '-')
                 .replace(/\./g, '-');
+            data.ref = data.ref && data.ref.length > 0 ? data.ref : 'HEAD';
             data.cpu = data.cpu ?? '2';
             data.memory = data.memory ?? '2';
             data.username = data.username ?? '';
@@ -272,6 +273,7 @@ function _NewEnvironmentDialog(props: INewEnvironmentDialogProps) {
             label="Reference (git commit)"
             type="text"
             placeholder="HEAD"
+            required={false}
             onChange={e => updateFormValue('ref', e.target.value)}
             value={formValues.ref ?? ''}
           />

tljh_repo2docker/app.py

@@ -13,6 +13,8 @@
 from traitlets import Dict, Int, List, Unicode, default, validate
 from traitlets.config.application import Application
 
+from tljh_repo2docker.binderhub_builder import BinderHubBuildHandler
+
 from .builder import BuildHandler
 from .dbutil import async_session_context_factory, sync_to_async_url, upgrade_if_needed
 from .environments import EnvironmentsHandler
@@ -142,9 +144,9 @@ def _default_log_level(self):
 
     repo_providers = List(
         default_value=[
+            {"label": "Git", "value": "git"},
             {"label": "GitHub", "value": "gh"},
             {"label": "Gitlab", "value": "gl"},
-            {"label": "Git", "value": "git"},
         ],
         trait=Dict,
         help="""
@@ -228,16 +230,32 @@ def init_handlers(self) -> tp.List:
                     url_path_join(self.service_prefix, r"environments"),
                     EnvironmentsHandler,
                 ),
-                (url_path_join(self.service_prefix, r"api/environments"), BuildHandler),
-                (
-                    url_path_join(
-                        self.service_prefix, r"api/environments/([^/]+)/logs"
-                    ),
-                    LogsHandler,
-                ),
             ]
         )
-
+        if self.binderhub_url:
+            handlers.extend(
+                [
+                    (
+                        url_path_join(self.service_prefix, r"api/environments"),
+                        BinderHubBuildHandler,
+                    )
+                ]
+            )
+        else:
+            handlers.extend(
+                [
+                    (
+                        url_path_join(
+                            self.service_prefix, r"api/environments/([^/]+)/logs"
+                        ),
+                        LogsHandler,
+                    ),
+                    (
+                        url_path_join(self.service_prefix, r"api/environments"),
+                        BuildHandler,
+                    ),
+                ]
+            )
         return handlers
 
     def init_db(self):

tljh_repo2docker/binderhub_builder.py

@@ -0,0 +1,40 @@
+import json
+
+import requests
+from tornado import web
+from .base import BaseHandler, require_admin_role
+from urllib.parse import quote
+from jupyterhub.utils import url_path_join
+
+
+class BinderHubBuildHandler(BaseHandler):
+    """
+    Handle requests to build user environments using BinderHub service
+    """
+
+    @web.authenticated
+    @require_admin_role
+    async def post(self):
+        data = self.get_json_body()
+        repo = data["repo"]
+        ref = data["ref"]
+        name = data["name"].lower()
+        memory = data["memory"]
+        cpu = data["cpu"]
+        provider = data["provider"]
+        print(f"Building binder for {provider}@{repo}@{ref}")
+        binder_url = self.settings.get("binderhub_url")
+        quoted_repo = quote(repo, safe="")
+        url = url_path_join(binder_url, "build", provider, quoted_repo, ref)
+
+        params = {"build_only": "true"}
+
+        async with self.client.stream("GET", url, params=params, timeout=None) as r:
+            async for line in r.aiter_lines():
+                print("proviDDDDDDDDDDDDDDDDder", line)
+                # if line.startswith("data:"):
+                    # print(line.split(":", 1)[1])
+
+        self.set_status(200)
+        self.set_header("content-type", "application/json")
+        self.finish(json.dumps({"status": "ok"}))

ui-tests/binderhub_config.py

@@ -16,6 +16,8 @@
 
 
 c.BinderHub.debug = True
+c.BinderHub.auth_enabled = True
+c.BinderHub.enable_api_only_mode = True
 c.BinderHub.use_registry = False
 c.BinderHub.builder_required = False
 

ui-tests/jupyterhub_config.py

@@ -13,7 +13,7 @@
 
 HERE = Path(__file__).parent
 tljh_config = load_config()
-
+tljh_config["services"]["cull"]["enabled"] = False
 apply_config(tljh_config, c)
 
 tljh_custom_jupyterhub_config(c)
@@ -48,6 +48,8 @@
             ],
             "url": "http://localhost:8585",
             "environment": binderhub_environment,
+            "oauth_client_id": "service-binderhub",
+            "oauth_no_confirm": True,
         },
         {
             "name": "tljh_repo2docker",
@@ -81,7 +83,12 @@
     {
         "description": "Role for tljh_repo2docker service",
         "name": "tljh-repo2docker-service",
-        "scopes": ["read:users", "read:roles:users", "admin:servers"],
+        "scopes": [
+            "read:users",
+            "read:roles:users",
+            "admin:servers",
+            "access:services!service=binder",
+        ],
         "services": ["tljh_repo2docker"],
     },
     {
@@ -95,6 +102,7 @@
             "self",
             # access to the env page
             "access:services!service=tljh_repo2docker",
+            "access:services!service=binder",
         ],
     },
 ]