Add shared service with external URI

CHANGELOG.md

@@ -6,6 +6,7 @@
 
 FEATURES:
 * Added filtering and sorting to Airlock UI ([#2511](https://github.com/microsoft/AzureTRE/issues/2511))
+* Added External URI shared service ([#2553](https://github.com/microsoft/AzureTRE/pull/2553))
 
 ENHANCEMENTS:
 
@@ -129,7 +130,7 @@ COMPONENTS:
 
 FEATURES:
 
-*
+* Add External URI Shared service template ([#2553](https://github.com/microsoft/AzureTRE/pull/2553))
 
 ENHANCEMENTS:
 

api_app/db/repositories/shared_services.py

@@ -60,13 +60,17 @@ def get_shared_service_spec_params(self):
     def create_shared_service_item(self, shared_service_input: SharedServiceTemplateInCreate, user_roles: List[str]) -> Tuple[SharedService, ResourceTemplate]:
         shared_service_id = str(uuid.uuid4())
 
-        existing_shared_services = self.query(self.operating_shared_service_with_template_name_query(shared_service_input.templateName))
+        # for certain shared services, restrict to one instance
+        multi_instance_allowed = ["tre-shared-service-external-uri"]
 
-        # Duplicate is same template (=id), same version and deployed
-        if existing_shared_services:
-            if len(existing_shared_services) > 1:
-                raise InternalError(f"More than one active shared service exists with the same id {shared_service_id}")
-            raise DuplicateEntity
+        if shared_service_input.templateName not in multi_instance_allowed:
+            existing_shared_services = self.query(self.operating_shared_service_with_template_name_query(shared_service_input.templateName))
+
+            # Duplicate is same template (=id), same version and deployed
+            if existing_shared_services:
+                if len(existing_shared_services) > 1:
+                    raise InternalError(f"More than one active shared service exists with the same id {shared_service_id}")
+                raise DuplicateEntity
 
         template = self.validate_input_against_template(shared_service_input.templateName, shared_service_input, ResourceType.SharedService, user_roles)
 

docs/tre-templates/shared-services/external_uri.md

@@ -0,0 +1,5 @@
+# External URI Shared Service
+
+This shared service allows a serivce to be added to the TRE UI that solely links to a pre-existing web asset. Ths could be a link to a data catalog, documentation site, or other system.
+
+At time of deploy enter the external URI which will be saved as the `connection_uri` of the resulting shared service.

templates/shared_services/external_uri/.dockerignore

@@ -0,0 +1,7 @@
+# See https://docs.docker.com/engine/reference/builder/#dockerignore-file
+# Put files here that you don't want copied into your bundle's invocation image
+.gitignore
+**/.terraform/*
+**/.terraform.lock.hcl
+**/*_backend.tf
+Dockerfile.tmpl

templates/shared_services/external_uri/.gitignore

@@ -0,0 +1,2 @@
+.cnab/
+.terraform*

templates/shared_services/external_uri/parameters.json

@@ -0,0 +1,14 @@
+{
+  "schemaVersion": "1.0.0-DRAFT",
+  "name": "base",
+  "created": "2021-06-04T13:37:29.5071039+03:00",
+  "modified": "2021-06-04T13:37:29.5071039+03:00",
+  "parameters": [
+    {
+      "name": "connection_uri",
+      "source": {
+        "env": "CONNECTION_URI"
+      }
+    }
+  ]
+}

templates/shared_services/external_uri/porter.yaml

@@ -0,0 +1,48 @@
+---
+name: tre-shared-service-external-uri
+version: 0.0.4
+description: "TRE shared service - External URI"
+registry: azuretre
+
+parameters:
+  - name: connection_uri
+    type: string
+    env: CONNECTION_URI
+    description: "The connection URI for the Azure TRE shared service"
+
+outputs:
+  - name: connection_uri
+    type: string
+    applyTo:
+      - install
+      - upgrade
+
+mixins:
+  - exec
+
+install:
+  - exec:
+      description: "Install shared service"
+      command: echo
+      arguments:
+        - "{{ bundle.parameters.connection_uri }}"
+      outputs:
+        - name: connection_uri
+          regex: "(.*)"
+
+upgrade:
+  - exec:
+      description: "Upgrade shared service"
+      command: echo
+      arguments:
+        - "{{ bundle.parameters.connection_uri }}"
+      outputs:
+        - name: connection_uri
+          regex: "(.*)"
+
+uninstall:
+  - exec:
+      description: "Uninstall  shared service"
+      command: echo
+      arguments:
+        - "This shared service does not have anythign to uninstall"

templates/shared_services/external_uri/template_schema.json

@@ -0,0 +1,19 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema",
+  "$id": "https://github.com/microsoft/AzureTRE/templates/shared_services/certs/template_schema.json",
+  "type": "object",
+  "title": "External URI",
+  "description": "Create a shared service that is solely a link to an external URI",
+  "required": [
+    "connection_uri"
+  ],
+  "properties": {
+    "connection_uri": {
+      "$id": "#/properties/connection_uri",
+      "type": "string",
+      "title": "External URL",
+      "description": "The external URL for the service",
+      "updateable": true
+    }
+  }
+}