Introduce dropdowns for node selector screen on affinity (#779)

* Introduce dropdowns for node selector screen on affinity

Fixes https://github.com/miniohq/engineering/issues/138

Signed-off-by: Daniel Valdivia <18384552+dvaldivia@users.noreply.github.com>

* Lint

Signed-off-by: Daniel Valdivia <18384552+dvaldivia@users.noreply.github.com>

restapi/operations/console_api.go

@@ -38,6 +38,7 @@ import (
 
 	"github.com/minio/console/models"
 	"github.com/minio/console/restapi/operations/admin_api"
+	"github.com/minio/console/restapi/operations/operator_api"
 	"github.com/minio/console/restapi/operations/user_api"
 )
 
@@ -235,6 +236,9 @@ func NewConsoleAPI(spec *loads.Document) *ConsoleAPI {
 		AdminAPIListGroupsHandler: admin_api.ListGroupsHandlerFunc(func(params admin_api.ListGroupsParams, principal *models.Principal) middleware.Responder {
 			return middleware.NotImplemented("operation admin_api.ListGroups has not yet been implemented")
 		}),
+		OperatorAPIListNodeLabelsHandler: operator_api.ListNodeLabelsHandlerFunc(func(params operator_api.ListNodeLabelsParams, principal *models.Principal) middleware.Responder {
+			return middleware.NotImplemented("operation operator_api.ListNodeLabels has not yet been implemented")
+		}),
 		UserAPIListObjectsHandler: user_api.ListObjectsHandlerFunc(func(params user_api.ListObjectsParams, principal *models.Principal) middleware.Responder {
 			return middleware.NotImplemented("operation user_api.ListObjects has not yet been implemented")
 		}),
@@ -566,6 +570,8 @@ type ConsoleAPI struct {
 	UserAPIListExternalBucketsHandler user_api.ListExternalBucketsHandler
 	// AdminAPIListGroupsHandler sets the operation handler for the list groups operation
 	AdminAPIListGroupsHandler admin_api.ListGroupsHandler
+	// OperatorAPIListNodeLabelsHandler sets the operation handler for the list node labels operation
+	OperatorAPIListNodeLabelsHandler operator_api.ListNodeLabelsHandler
 	// UserAPIListObjectsHandler sets the operation handler for the list objects operation
 	UserAPIListObjectsHandler user_api.ListObjectsHandler
 	// AdminAPIListPVCsHandler sets the operation handler for the list p v cs operation
@@ -923,6 +929,9 @@ func (o *ConsoleAPI) Validate() error {
 	if o.AdminAPIListGroupsHandler == nil {
 		unregistered = append(unregistered, "admin_api.ListGroupsHandler")
 	}
+	if o.OperatorAPIListNodeLabelsHandler == nil {
+		unregistered = append(unregistered, "operator_api.ListNodeLabelsHandler")
+	}
 	if o.UserAPIListObjectsHandler == nil {
 		unregistered = append(unregistered, "user_api.ListObjectsHandler")
 	}
@@ -1421,6 +1430,10 @@ func (o *ConsoleAPI) initHandlerCache() {
 	if o.handlers["GET"] == nil {
 		o.handlers["GET"] = make(map[string]http.Handler)
 	}
+	o.handlers["GET"]["/nodes/labels"] = operator_api.NewListNodeLabels(o.context, o.OperatorAPIListNodeLabelsHandler)
+	if o.handlers["GET"] == nil {
+		o.handlers["GET"] = make(map[string]http.Handler)
+	}
 	o.handlers["GET"]["/buckets/{bucket_name}/objects"] = user_api.NewListObjects(o.context, o.UserAPIListObjectsHandler)
 	if o.handlers["GET"] == nil {
 		o.handlers["GET"] = make(map[string]http.Handler)

restapi/operations/operator_api/list_node_labels.go

@@ -0,0 +1,90 @@
+// Code generated by go-swagger; DO NOT EDIT.
+
+// This file is part of MinIO Console Server
+// Copyright (c) 2021 MinIO, Inc.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+package operator_api
+
+// This file was generated by the swagger tool.
+// Editing this file might prove futile when you re-run the generate command
+
+import (
+	"net/http"
+
+	"github.com/go-openapi/runtime/middleware"
+
+	"github.com/minio/console/models"
+)
+
+// ListNodeLabelsHandlerFunc turns a function with the right signature into a list node labels handler
+type ListNodeLabelsHandlerFunc func(ListNodeLabelsParams, *models.Principal) middleware.Responder
+
+// Handle executing the request and returning a response
+func (fn ListNodeLabelsHandlerFunc) Handle(params ListNodeLabelsParams, principal *models.Principal) middleware.Responder {
+	return fn(params, principal)
+}
+
+// ListNodeLabelsHandler interface for that can handle valid list node labels params
+type ListNodeLabelsHandler interface {
+	Handle(ListNodeLabelsParams, *models.Principal) middleware.Responder
+}
+
+// NewListNodeLabels creates a new http.Handler for the list node labels operation
+func NewListNodeLabels(ctx *middleware.Context, handler ListNodeLabelsHandler) *ListNodeLabels {
+	return &ListNodeLabels{Context: ctx, Handler: handler}
+}
+
+/*ListNodeLabels swagger:route GET /nodes/labels OperatorAPI listNodeLabels
+
+List node labels
+
+*/
+type ListNodeLabels struct {
+	Context *middleware.Context
+	Handler ListNodeLabelsHandler
+}
+
+func (o *ListNodeLabels) ServeHTTP(rw http.ResponseWriter, r *http.Request) {
+	route, rCtx, _ := o.Context.RouteInfo(r)
+	if rCtx != nil {
+		r = rCtx
+	}
+	var Params = NewListNodeLabelsParams()
+
+	uprinc, aCtx, err := o.Context.Authorize(r, route)
+	if err != nil {
+		o.Context.Respond(rw, r, route.Produces, route, err)
+		return
+	}
+	if aCtx != nil {
+		r = aCtx
+	}
+	var principal *models.Principal
+	if uprinc != nil {
+		principal = uprinc.(*models.Principal) // this is really a models.Principal, I promise
+	}
+
+	if err := o.Context.BindValidRequest(r, route, &Params); err != nil { // bind params
+		o.Context.Respond(rw, r, route.Produces, route, err)
+		return
+	}
+
+	res := o.Handler.Handle(Params, principal) // actually handle the request
+
+	o.Context.Respond(rw, r, route.Produces, route, res)
+
+}

restapi/operations/operator_api/list_node_labels_parameters.go

@@ -0,0 +1,62 @@
+// Code generated by go-swagger; DO NOT EDIT.
+
+// This file is part of MinIO Console Server
+// Copyright (c) 2021 MinIO, Inc.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+package operator_api
+
+// This file was generated by the swagger tool.
+// Editing this file might prove futile when you re-run the swagger generate command
+
+import (
+	"net/http"
+
+	"github.com/go-openapi/errors"
+	"github.com/go-openapi/runtime/middleware"
+)
+
+// NewListNodeLabelsParams creates a new ListNodeLabelsParams object
+// no default values defined in spec.
+func NewListNodeLabelsParams() ListNodeLabelsParams {
+
+	return ListNodeLabelsParams{}
+}
+
+// ListNodeLabelsParams contains all the bound params for the list node labels operation
+// typically these are obtained from a http.Request
+//
+// swagger:parameters ListNodeLabels
+type ListNodeLabelsParams struct {
+
+	// HTTP Request Object
+	HTTPRequest *http.Request `json:"-"`
+}
+
+// BindRequest both binds and validates a request, it assumes that complex things implement a Validatable(strfmt.Registry) error interface
+// for simple values it will use straight method calls.
+//
+// To ensure default values, the struct must have been initialized with NewListNodeLabelsParams() beforehand.
+func (o *ListNodeLabelsParams) BindRequest(r *http.Request, route *middleware.MatchedRoute) error {
+	var res []error
+
+	o.HTTPRequest = r
+
+	if len(res) > 0 {
+		return errors.CompositeValidationError(res...)
+	}
+	return nil
+}

restapi/operations/operator_api/list_node_labels_responses.go

@@ -0,0 +1,136 @@
+// Code generated by go-swagger; DO NOT EDIT.
+
+// This file is part of MinIO Console Server
+// Copyright (c) 2021 MinIO, Inc.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+package operator_api
+
+// This file was generated by the swagger tool.
+// Editing this file might prove futile when you re-run the swagger generate command
+
+import (
+	"net/http"
+
+	"github.com/go-openapi/runtime"
+
+	"github.com/minio/console/models"
+)
+
+// ListNodeLabelsOKCode is the HTTP code returned for type ListNodeLabelsOK
+const ListNodeLabelsOKCode int = 200
+
+/*ListNodeLabelsOK A successful response.
+
+swagger:response listNodeLabelsOK
+*/
+type ListNodeLabelsOK struct {
+
+	/*
+	  In: Body
+	*/
+	Payload models.NodeLabels `json:"body,omitempty"`
+}
+
+// NewListNodeLabelsOK creates ListNodeLabelsOK with default headers values
+func NewListNodeLabelsOK() *ListNodeLabelsOK {
+
+	return &ListNodeLabelsOK{}
+}
+
+// WithPayload adds the payload to the list node labels o k response
+func (o *ListNodeLabelsOK) WithPayload(payload models.NodeLabels) *ListNodeLabelsOK {
+	o.Payload = payload
+	return o
+}
+
+// SetPayload sets the payload to the list node labels o k response
+func (o *ListNodeLabelsOK) SetPayload(payload models.NodeLabels) {
+	o.Payload = payload
+}
+
+// WriteResponse to the client
+func (o *ListNodeLabelsOK) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
+
+	rw.WriteHeader(200)
+	payload := o.Payload
+	if payload == nil {
+		// return empty map
+		payload = models.NodeLabels{}
+	}
+
+	if err := producer.Produce(rw, payload); err != nil {
+		panic(err) // let the recovery middleware deal with this
+	}
+}
+
+/*ListNodeLabelsDefault Generic error response.
+
+swagger:response listNodeLabelsDefault
+*/
+type ListNodeLabelsDefault struct {
+	_statusCode int
+
+	/*
+	  In: Body
+	*/
+	Payload *models.Error `json:"body,omitempty"`
+}
+
+// NewListNodeLabelsDefault creates ListNodeLabelsDefault with default headers values
+func NewListNodeLabelsDefault(code int) *ListNodeLabelsDefault {
+	if code <= 0 {
+		code = 500
+	}
+
+	return &ListNodeLabelsDefault{
+		_statusCode: code,
+	}
+}
+
+// WithStatusCode adds the status to the list node labels default response
+func (o *ListNodeLabelsDefault) WithStatusCode(code int) *ListNodeLabelsDefault {
+	o._statusCode = code
+	return o
+}
+
+// SetStatusCode sets the status to the list node labels default response
+func (o *ListNodeLabelsDefault) SetStatusCode(code int) {
+	o._statusCode = code
+}
+
+// WithPayload adds the payload to the list node labels default response
+func (o *ListNodeLabelsDefault) WithPayload(payload *models.Error) *ListNodeLabelsDefault {
+	o.Payload = payload
+	return o
+}
+
+// SetPayload sets the payload to the list node labels default response
+func (o *ListNodeLabelsDefault) SetPayload(payload *models.Error) {
+	o.Payload = payload
+}
+
+// WriteResponse to the client
+func (o *ListNodeLabelsDefault) WriteResponse(rw http.ResponseWriter, producer runtime.Producer) {
+
+	rw.WriteHeader(o._statusCode)
+	if o.Payload != nil {
+		payload := o.Payload
+		if err := producer.Produce(rw, payload); err != nil {
+			panic(err) // let the recovery middleware deal with this
+		}
+	}
+}

restapi/operations/operator_api/list_node_labels_urlbuilder.go

@@ -0,0 +1,104 @@
+// Code generated by go-swagger; DO NOT EDIT.
+
+// This file is part of MinIO Console Server
+// Copyright (c) 2021 MinIO, Inc.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+package operator_api
+
+// This file was generated by the swagger tool.
+// Editing this file might prove futile when you re-run the generate command
+
+import (
+	"errors"
+	"net/url"
+	golangswaggerpaths "path"
+)
+
+// ListNodeLabelsURL generates an URL for the list node labels operation
+type ListNodeLabelsURL struct {
+	_basePath string
+}
+
+// WithBasePath sets the base path for this url builder, only required when it's different from the
+// base path specified in the swagger spec.
+// When the value of the base path is an empty string
+func (o *ListNodeLabelsURL) WithBasePath(bp string) *ListNodeLabelsURL {
+	o.SetBasePath(bp)
+	return o
+}
+
+// SetBasePath sets the base path for this url builder, only required when it's different from the
+// base path specified in the swagger spec.
+// When the value of the base path is an empty string
+func (o *ListNodeLabelsURL) SetBasePath(bp string) {
+	o._basePath = bp
+}
+
+// Build a url path and query string
+func (o *ListNodeLabelsURL) Build() (*url.URL, error) {
+	var _result url.URL
+
+	var _path = "/nodes/labels"
+
+	_basePath := o._basePath
+	if _basePath == "" {
+		_basePath = "/api/v1"
+	}
+	_result.Path = golangswaggerpaths.Join(_basePath, _path)
+
+	return &_result, nil
+}
+
+// Must is a helper function to panic when the url builder returns an error
+func (o *ListNodeLabelsURL) Must(u *url.URL, err error) *url.URL {
+	if err != nil {
+		panic(err)
+	}
+	if u == nil {
+		panic("url can't be nil")
+	}
+	return u
+}
+
+// String returns the string representation of the path with query string
+func (o *ListNodeLabelsURL) String() string {
+	return o.Must(o.Build()).String()
+}
+
+// BuildFull builds a full url with scheme, host, path and query string
+func (o *ListNodeLabelsURL) BuildFull(scheme, host string) (*url.URL, error) {
+	if scheme == "" {
+		return nil, errors.New("scheme is required for a full url on ListNodeLabelsURL")
+	}
+	if host == "" {
+		return nil, errors.New("host is required for a full url on ListNodeLabelsURL")
+	}
+
+	base, err := o.Build()
+	if err != nil {
+		return nil, err
+	}
+
+	base.Scheme = scheme
+	base.Host = host
+	return base, nil
+}
+
+// StringFull returns the string representation of a complete url
+func (o *ListNodeLabelsURL) StringFull(scheme, host string) string {
+	return o.Must(o.BuildFull(scheme, host)).String()
+}