return 201 or 204 instead of 303 for most POST requests

(the URL of the created/updated resource is still in the Location header)

docs/modules/Conch::Route::Build.md

@@ -29,7 +29,7 @@ Supports the following optional query parameters:
 - Requires system admin authorization
 - Controller/Action: ["create" in Conch::Controller::Build](../modules/Conch%3A%3AController%3A%3ABuild#create)
 - Request: [request.json#/$defs/BuildCreate](../json-schema/request.json#/$defs/BuildCreate)
-- Response: Redirect to the build
+- Response: `201 Created`, plus Location header
 
 ### `GET /build/:build_id_or_name`
 
@@ -48,14 +48,14 @@ Supports the following optional query parameters:
 - Requires system admin authorization or the admin role on the build
 - Controller/Action: ["update" in Conch::Controller::Build](../modules/Conch%3A%3AController%3A%3ABuild#update)
 - Request: [request.json#/$defs/BuildUpdate](../json-schema/request.json#/$defs/BuildUpdate)
-- Response: Redirect to the build
+- Response: `204 No Content`, plus Location header
 
 #### `POST /build/:build_id_or_name/links`
 
 - Requires system admin authorization or the admin role on the build
 - Controller/Action: ["add\_links" in Conch::Controller::Build](../modules/Conch%3A%3AController%3A%3ABuild#add_links)
 - Request: [request.json#/$defs/BuildLinks](../json-schema/request.json#/$defs/BuildLinks)
-- Response: Redirect to the updated build
+- Response: `204 No Content`, plus Location header
 
 #### `DELETE /build/:build_id_or_name/links`
 

docs/modules/Conch::Route::Datacenter.md

@@ -38,7 +38,7 @@ All routes require authentication.
 - Requires system admin authorization
 - Controller/Action: ["update" in Conch::Controller::Datacenter](../modules/Conch%3A%3AController%3A%3ADatacenter#update)
 - Request: [request.json#/$defs/DatacenterUpdate](../json-schema/request.json#/$defs/DatacenterUpdate)
-- Response: Redirect to the updated datacenter
+- Response: `204 No Content`, plus Location header
 
 ### `DELETE /dc/:datacenter_id`
 

docs/modules/Conch::Route::DatacenterRoom.md

@@ -25,7 +25,7 @@ All routes require authentication.
 - Requires system admin authorization
 - Controller/Action: ["create" in Conch::Controller::DatacenterRoom](../modules/Conch%3A%3AController%3A%3ADatacenterRoom#create)
 - Request: [request.json#/$defs/DatacenterRoomCreate](../json-schema/request.json#/$defs/DatacenterRoomCreate)
-- Response: Redirect to the created room
+- Response: `201 Created`, plus Location header
 
 ### `GET /room/:datacenter_room_id_or_alias`
 
@@ -39,7 +39,7 @@ the room
 - Requires system admin authorization
 - Controller/Action: ["update" in Conch::Controller::DatacenterRoom](../modules/Conch%3A%3AController%3A%3ADatacenterRoom#update)
 - Request: [request.json#/$defs/DatacenterRoomUpdate](../json-schema/request.json#/$defs/DatacenterRoomUpdate)
-- Response: Redirect to the updated room
+- Response: `204 No Content`, plus Location header
 
 ### `DELETE /room/:datacenter_room_id_or_alias`
 

docs/modules/Conch::Route::Device.md

@@ -67,28 +67,28 @@ below.
 - User requires the read/write role
 - Controller/Action: ["set\_asset\_tag" in Conch::Controller::Device](../modules/Conch%3A%3AController%3A%3ADevice#set_asset_tag)
 - Request: [request.json#/$defs/DeviceAssetTag](../json-schema/request.json#/$defs/DeviceAssetTag)
-- Response: Redirect to the updated device
+- Response: `204 No Content`, plus Location header
 
 ### `POST /device/:device_id_or_serial_number/validated`
 
 - User requires the read/write role
 - Controller/Action: ["set\_validated" in Conch::Controller::Device](../modules/Conch%3A%3AController%3A%3ADevice#set_validated)
 - Request: [request.json#/$defs/Null](../json-schema/request.json#/$defs/Null)
-- Response: Redirect to the updated device
+- Response: `204 No Content`, plus Location header
 
 ### `POST /device/:device_id_or_serial_number/phase`
 
 - User requires the read/write role
 - Controller/Action: ["set\_phase" in Conch::Controller::Device](../modules/Conch%3A%3AController%3A%3ADevice#set_phase)
 - Request: [request.json#/$defs/DevicePhase](../json-schema/request.json#/$defs/DevicePhase)
-- Response: Redirect to the updated device
+- Response: `204 No Content`, plus Location header
 
 ### `POST /device/:device_id_or_serial_number/links`
 
 - User requires the read/write role
 - Controller/Action: ["add\_links" in Conch::Controller::Device](../modules/Conch%3A%3AController%3A%3ADevice#add_links)
 - Request: [request.json#/$defs/DeviceLinks](../json-schema/request.json#/$defs/DeviceLinks)
-- Response: Redirect to the updated device
+- Response: `204 No Content`, plus Location header
 
 ### `DELETE /device/:device_id_or_serial_number/links`
 
@@ -102,7 +102,7 @@ below.
 - User requires the read/write role for the device, as well as the old and new builds
 - Controller/Action: ["set\_build" in Conch::Controller::Device](../modules/Conch%3A%3AController%3A%3ADevice#set_build)
 - Request: [request.json#/$defs/DeviceBuild](../json-schema/request.json#/$defs/DeviceBuild)
-- Response: Redirect to the updated device
+- Response: `204 No Content`, plus Location header
 
 ### `POST /device/:device_id_or_serial_number/hardware_product`
 
@@ -111,7 +111,7 @@ below.
 - User requires the admin role for the device
 - Controller/Action: ["set\_hardware\_product" in Conch::Controller::Device](../modules/Conch%3A%3AController%3A%3ADevice#set_hardware_product)
 - Request: [request.json#/$defs/DeviceHardware](../json-schema/request.json#/$defs/DeviceHardware)
-- Response: Redirect to the updated device
+- Response: `204 No Content`, plus Location header
 
 ### `GET /device/:device_id_or_serial_number/location`
 
@@ -124,7 +124,7 @@ below.
 - User requires the read/write role
 - Controller/Action: ["set" in Conch::Controller::DeviceLocation](../modules/Conch%3A%3AController%3A%3ADeviceLocation#set)
 - Request: [request.json#/$defs/DeviceLocationUpdate](../json-schema/request.json#/$defs/DeviceLocationUpdate)
-- Response: Redirect to the updated device
+- Response: `204 No Content`, plus Location header
 
 ### `DELETE /device/:device_id_or_serial_number/location`
 

docs/modules/Conch::Route::HardwareProduct.md

@@ -24,7 +24,7 @@ All routes require authentication.
 - Requires system admin authorization
 - Controller/Action: ["create" in Conch::Controller::HardwareProduct](../modules/Conch%3A%3AController%3A%3AHardwareProduct#create)
 - Request: [request.json#/$defs/HardwareProductCreate](../json-schema/request.json#/$defs/HardwareProductCreate)
-- Response: Redirect to the created hardware product
+- Response: `201 Created`, plus Location header
 
 ### `GET /hardware_product/:hardware_product_id_or_other`
 
@@ -42,7 +42,7 @@ Identifiers accepted: `id`, `sku`, `name` and `alias`.
 - Requires system admin authorization
 - Controller/Action: ["update" in Conch::Controller::HardwareProduct](../modules/Conch%3A%3AController%3A%3AHardwareProduct#update)
 - Request: [request.json#/$defs/HardwareProductUpdate](../json-schema/request.json#/$defs/HardwareProductUpdate)
-- Response: Redirect to the updated hardware product
+- Response: `204 No Content`, plus Location header
 
 ### `DELETE /hardware_product/:hardware_product_id_or_other`
 

docs/modules/Conch::Route::HardwareVendor.md

@@ -35,7 +35,7 @@ All routes require authentication.
 - Requires system admin authorization
 - Controller/Action: ["create" in Conch::Controller::HardwareVendor](../modules/Conch%3A%3AController%3A%3AHardwareVendor#create)
 - Request: [request.json#/$defs/Null](../json-schema/request.json#/$defs/Null)
-- Response: Redirect to the created hardware vendor
+- Response: `201 Created`, plus Location header
 
 ## LICENSING
 

docs/modules/Conch::Route::Organization.md

@@ -24,7 +24,7 @@ All routes require authentication.
 - Requires system admin authorization
 - Controller/Action: ["create" in Conch::Controller::Organization](../modules/Conch%3A%3AController%3A%3AOrganization#create)
 - Request: [request.json#/$defs/OrganizationCreate](../json-schema/request.json#/$defs/OrganizationCreate)
-- Response: Redirect to the organization
+- Response: `201 Created`, plus Location header
 
 ### `GET /organization/:organization_id_or_name`
 
@@ -37,7 +37,7 @@ All routes require authentication.
 - Requires system admin authorization or the admin role on the organization
 - Controller/Action: ["update" in Conch::Controller::Organization](../modules/Conch%3A%3AController%3A%3AOrganization#update)
 - Request: [request.json#/$defs/OrganizationUpdate](../json-schema/request.json#/$defs/OrganizationUpdate)
-- Response: Redirect to the organization
+- Response: `204 No Content`, plus Location header
 
 ### `DELETE /organization/:organization_id_or_name`
 

docs/modules/Conch::Route::Rack.md

@@ -27,7 +27,7 @@ available under `/rack/:rack_id_or_long_name` as well as
 - Requires system admin authorization
 - Controller/Action: ["create" in Conch::Controller::Rack](../modules/Conch%3A%3AController%3A%3ARack#create)
 - Request: [request.json#/$defs/RackCreate](../json-schema/request.json#/$defs/RackCreate)
-- Response: Redirect to the created rack
+- Response: `201 Created`, plus Location header
 
 ### `GET /rack/:rack_id_or_name`
 
@@ -40,7 +40,7 @@ available under `/rack/:rack_id_or_long_name` as well as
 - User requires the read/write role on the rack
 - Controller/Action: ["update" in Conch::Controller::Rack](../modules/Conch%3A%3AController%3A%3ARack#update)
 - Request: [request.json#/$defs/RackUpdate](../json-schema/request.json#/$defs/RackUpdate)
-- Response: Redirect to the updated rack
+- Response: `204 No Content`, plus Location header
 
 ### `DELETE /rack/:rack_id_or_name`
 
@@ -59,7 +59,7 @@ available under `/rack/:rack_id_or_long_name` as well as
 - User requires the read/write role on the rack
 - Controller/Action: ["overwrite\_layouts" in Conch::Controller::Rack](../modules/Conch%3A%3AController%3A%3ARack#overwrite_layouts)
 - Request: [request.json#/$defs/RackLayouts](../json-schema/request.json#/$defs/RackLayouts)
-- Response: Redirect to the rack's layouts
+- Response: `204 No Content`, plus Location header
 
 ### `GET /rack/:rack_id_or_name/assignment`
 
@@ -72,7 +72,7 @@ available under `/rack/:rack_id_or_long_name` as well as
 - User requires the read/write role on the rack
 - Controller/Action: ["set\_assignment" in Conch::Controller::Rack](../modules/Conch%3A%3AController%3A%3ARack#set_assignment)
 - Request: [request.json#/$defs/RackAssignmentUpdates](../json-schema/request.json#/$defs/RackAssignmentUpdates)
-- Response: Redirect to the updated rack assignment
+- Response: `204 No Content`, plus Location header
 
 ### `DELETE /rack/:rack_id_or_name/assignment`
 
@@ -91,14 +91,14 @@ only the rack's phase, or all the rack's devices' phases as well.
 - User requires the read/write role on the rack
 - Controller/Action: ["set\_phase" in Conch::Controller::Rack](../modules/Conch%3A%3AController%3A%3ARack#set_phase)
 - Request: [request.json#/$defs/RackPhase](../json-schema/request.json#/$defs/RackPhase)
-- Response: Redirect to the updated rack
+- Response: `204 No Content`, plus Location header
 
 #### `POST /rack/:rack_id_or_name/links`
 
 - User requires the read/write role on the rack
 - Controller/Action: ["add\_links" in Conch::Controller::Rack](../modules/Conch%3A%3AController%3A%3ARack#add_links)
 - Request: [request.json#/$defs/RackLinks](../json-schema/request.json#/$defs/RackLinks)
-- Response: Redirect to the updated rack
+- Response: `204 No Content`, plus Location header
 
 #### `DELETE /rack/:rack_id_or_name/links`
 

docs/modules/Conch::Route::RackLayout.md

@@ -34,7 +34,7 @@ well as
 - Requires system admin authorization
 - Controller/Action: ["create" in Conch::Controller::RackLayout](../modules/Conch%3A%3AController%3A%3ARackLayout#create)
 - Request: [request.json#/$defs/RackLayoutCreate](../json-schema/request.json#/$defs/RackLayoutCreate)
-- Response: Redirect to the created rack layout
+- Response: `201 Created`, plus Location header
 
 ### `GET /layout/:layout_id`
 
@@ -47,7 +47,7 @@ well as
 - Requires system admin authorization
 - Controller/Action: ["update" in Conch::Controller::RackLayout](../modules/Conch%3A%3AController%3A%3ARackLayout#update)
 - Request: [request.json#/$defs/RackLayoutUpdate](../json-schema/request.json#/$defs/RackLayoutUpdate)
-- Response: Redirect to the update rack layout
+- Response: `204 No Content`, plus Location header
 
 ### `DELETE /layout/:layout_id`
 

docs/modules/Conch::Route::RackRole.md

@@ -24,7 +24,7 @@ All routes require authentication.
 - Requires system admin authorization
 - Controller/Action: ["create" in Conch::Controller::RackRole](../modules/Conch%3A%3AController%3A%3ARackRole#create)
 - Request: [request.json#/$defs/RackRoleCreate](../json-schema/request.json#/$defs/RackRoleCreate)
-- Response: Redirect to the created rack role
+- Response: `201 Created`, plus Location header
 
 ### `GET /rack_role/:rack_role_id_or_name`
 
@@ -36,7 +36,7 @@ All routes require authentication.
 - Requires system admin authorization
 - Controller/Action: ["update" in Conch::Controller::RackRole](../modules/Conch%3A%3AController%3A%3ARackRole#update)
 - Request: [request.json#/$defs/RackRoleUpdate](../json-schema/request.json#/$defs/RackRoleUpdate)
-- Response: Redirect to the updated rack role
+- Response: `204 No Content`, plus Location header
 
 ### `DELETE /rack_role/:rack_role_id_or_name`
 

docs/modules/Conch::Route::User.md

@@ -26,7 +26,7 @@ an email telling the user their account was updated
 
 - Controller/Action: ["update" in Conch::Controller::User](../modules/Conch%3A%3AController%3A%3AUser#update)
 - Request: [request.json#/$defs/UpdateUser](../json-schema/request.json#/$defs/UpdateUser)
-- Success Response: Redirect to the user that was updated
+- Response: `204 No Content`, plus Location header
 - Error response on duplicate user: [response.json#/$defs/UserError](../json-schema/response.json#/$defs/UserError) (only if the
 calling user is a system admin)
 
@@ -123,7 +123,7 @@ an email telling the user their account was updated
 - Requires system admin authorization
 - Controller/Action: ["update" in Conch::Controller::User](../modules/Conch%3A%3AController%3A%3AUser#update)
 - Request: [request.json#/$defs/UpdateUser](../json-schema/request.json#/$defs/UpdateUser)
-- Success Response: Redirect to the user that was updated
+- Response: `204 No Content`, plus Location header
 - Error response on duplicate user: [response.json#/$defs/UserError](../json-schema/response.json#/$defs/UserError) (only if the
 calling user is a system admin)
 

lib/Conch.pm

@@ -145,7 +145,11 @@ C<< $c->render >> as a side-effect.
             return 0;
         }
 
-        if (any { $code == $_ } 301, 302, 303, 305, 307, 308) {
+        if ($code == 204) {
+            $c->res->headers->location($payload) if defined $payload;
+            $c->rendered;
+        }
+        elsif (any { $code == $_ } 301, 302, 303, 305, 307, 308) {
             $c->redirect_to($payload);
         }
         else {

lib/Conch/Controller/Build.pm

@@ -91,7 +91,8 @@ sub create ($c) {
         user_build_roles => [ map +{ user_id => $_->[2], role => 'admin' }, @admins ],
     });
     $c->log->info('created build '.$build->id.' ('.$build->name.')');
-    $c->status(303, '/build/'.$build->id);
+    $c->res->headers->location('/build/'.$build->id);
+    $c->status(201);
 }
 
 =head2 find_build
@@ -234,7 +235,7 @@ sub update ($c) {
 
     $build->update if $build->is_changed;
 
-    $c->status(303, '/build/'.$build->id);
+    $c->status(204, '/build/'.$build->id);
 }
 
 =head2 add_links
@@ -253,7 +254,7 @@ sub add_links ($c) {
     ->update({ links => \[ 'array_cat_distinct(links,?)', [{},$input->{links}] ] });
 
   my $build_id = $c->stash('build_id') // $c->stash('build_rs')->get_column('id')->single;
-  $c->status(303, '/build/'.$build_id);
+  $c->status(204, '/build/'.$build_id);
 }
 
 =head2 remove_links

lib/Conch/Controller/Datacenter.pm

@@ -89,8 +89,7 @@ sub create ($c) {
             return $c->status(409, { error => 'a datacenter already exists with that vendor-region-location' });
         }
         else {
-            $c->res->headers->location('/dc/'.$dc->id);
-            return $c->status(204);
+            return $c->status(204, '/dc/'.$dc->id);
         }
     }
 
@@ -110,11 +109,11 @@ sub update ($c) {
     my $input = $c->stash('request_data');
     my $datacenter = $c->stash('datacenter');
     $datacenter->set_columns($input);
-    return $c->status(204) if not $datacenter->is_changed;
+    return $c->status(204, '/dc/'.$datacenter->id) if not $datacenter->is_changed;
 
     $datacenter->update({ updated => \'now()' });
     $c->log->debug('Updated datacenter '.$datacenter->id);
-    $c->status(303, '/dc/'.$datacenter->id);
+    $c->status(204, '/dc/'.$datacenter->id);
 }
 
 =head2 delete

lib/Conch/Controller/DatacenterRoom.pm

@@ -97,7 +97,8 @@ sub create ($c) {
 
     my $room = $c->db_datacenter_rooms->create($input);
     $c->log->debug('Created datacenter room '.$room->id);
-    $c->status(303, '/room/'.$room->id);
+    $c->res->headers->location('/room/'.$room->id);
+    $c->status(201);
 }
 
 =head2 update
@@ -130,7 +131,7 @@ sub update ($c) {
 
     $room->update({ updated => \'now()' });
     $c->log->debug('Updated datacenter room '.$c->stash('datacenter_room_id_or_alias'));
-    $c->status(303);
+    $c->status(204);
 }
 
 =head2 delete