graphql: T3993: add op-mode requests

(cherry picked from commit 1f926e1b1fe7d82113be55916a55ca7e3cceac76)

5 files changed, 46 insertions, 5 deletions

diff --git a/src/services/api/graphql/graphql/directives.py b/src/services/api/graphql/graphql/directives.py
index f5cd88acd..55aceca1b 100644
--- a/src/services/api/graphql/graphql/directives.py
+++ b/src/services/api/graphql/graphql/directives.py
@@ -1,5 +1,5 @@
 from ariadne import SchemaDirectiveVisitor, ObjectType
-from . mutations import make_configure_resolver, make_config_file_resolver
+from . mutations import *
 
 def non(arg):
     pass
@@ -19,7 +19,6 @@ class VyosDirective(SchemaDirectiveVisitor):
 class ConfigureDirective(VyosDirective):
     """
     Class providing implementation of 'configure' directive in schema.
-
     """
     def visit_field_definition(self, field, object_type):
         super().visit_field_definition(field, object_type,
@@ -28,10 +27,19 @@ class ConfigureDirective(VyosDirective):
 class ConfigFileDirective(VyosDirective):
     """
     Class providing implementation of 'configfile' directive in schema.
-
     """
     def visit_field_definition(self, field, object_type):
         super().visit_field_definition(field, object_type,
                                        make_resolver=make_config_file_resolver)
 
-directives_dict = {"configure": ConfigureDirective, "configfile": ConfigFileDirective}
+class ShowDirective(VyosDirective):
+    """
+    Class providing implementation of 'show' directive in schema.
+    """
+    def visit_field_definition(self, field, object_type):
+        super().visit_field_definition(field, object_type,
+                                       make_resolver=make_show_resolver)
+
+directives_dict = {"configure": ConfigureDirective,
+                   "configfile": ConfigFileDirective,
+                   "show": ShowDirective}
diff --git a/src/services/api/graphql/graphql/mutations.py b/src/services/api/graphql/graphql/mutations.py
index 8a28b13d7..5913ee8b1 100644
--- a/src/services/api/graphql/graphql/mutations.py
+++ b/src/services/api/graphql/graphql/mutations.py
@@ -51,7 +51,8 @@ def make_resolver(mutation_name, class_name, session_func):
                 klass = type(class_name, (Session,), {})
             k = klass(session, data)
             method = getattr(k, session_func)
-            method()
+            result = method()
+            data['result'] = result
 
             return {
                 "success": True,
@@ -78,3 +79,7 @@ def make_config_file_resolver(mutation_name):
         return make_resolver(mutation_name, class_name, 'load')
     else:
         raise Exception
+
+def make_show_resolver(mutation_name):
+    class_name = mutation_name
+    return make_resolver(mutation_name, class_name, 'show')
diff --git a/src/services/api/graphql/graphql/schema/schema.graphql b/src/services/api/graphql/graphql/schema/schema.graphql
index 9e97a0d60..764a50130 100644
--- a/src/services/api/graphql/graphql/schema/schema.graphql
+++ b/src/services/api/graphql/graphql/schema/schema.graphql
@@ -9,6 +9,7 @@ type Query {
 
 directive @configure on FIELD_DEFINITION
 directive @configfile on FIELD_DEFINITION
+directive @show on FIELD_DEFINITION
 
 type Mutation {
     CreateDhcpServer(data: DhcpServerConfigInput) : CreateDhcpServerResult @configure
@@ -18,4 +19,5 @@ type Mutation {
     RemoveFirewallAddressGroupMembers(data: RemoveFirewallAddressGroupMembersInput) : RemoveFirewallAddressGroupMembersResult @configure
     SaveConfigFile(data: SaveConfigFileInput) : SaveConfigFileResult @configfile
     LoadConfigFile(data: LoadConfigFileInput) : LoadConfigFileResult @configfile
+    Show(data: ShowInput) : ShowResult @show
 }
diff --git a/src/services/api/graphql/graphql/schema/show.graphql b/src/services/api/graphql/graphql/schema/show.graphql
new file mode 100644
index 000000000..c7709e48b
--- /dev/null
+++ b/src/services/api/graphql/graphql/schema/show.graphql
@@ -0,0 +1,14 @@
+input ShowInput {
+    path: [String!]!
+}
+
+type Show {
+    path: [String]
+    result: String
+}
+
+type ShowResult {
+    data: Show
+    success: Boolean!
+    errors: [String]
+}
diff --git a/src/services/api/graphql/recipes/session.py b/src/services/api/graphql/recipes/session.py
index b96cc1753..c6c3209c0 100644
--- a/src/services/api/graphql/recipes/session.py
+++ b/src/services/api/graphql/recipes/session.py
@@ -63,3 +63,15 @@ class Session(object):
             session.commit()
         except Exception as error:
             raise error
+
+    def show(self):
+        session = self._session
+        data = self._data
+        out = ''
+
+        try:
+            out = session.show(data['path'])
+        except Exception as error:
+            raise error
+
+        return out