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/*
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* Minimalist Object Storage, (C) 2015 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package controller
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import (
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"encoding/json"
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"net/http"
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jsonrpc "github.com/gorilla/rpc/v2/json"
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"github.com/minio/minio/pkg/iodine"
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"github.com/minio/minio/pkg/server/rpc"
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)
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// GetDisks get disks info of the server at given url
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func GetDisks(url string) ([]string, error) {
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op := RPCOps{
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Method: "DiskInfo.Get",
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Request: rpc.Args{Request: ""},
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}
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req, err := NewRequest(url, op, http.DefaultTransport)
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if err != nil {
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return nil, iodine.New(err, nil)
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}
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resp, err := req.Do()
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if err != nil {
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return nil, iodine.New(err, nil)
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}
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defer resp.Body.Close()
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var reply rpc.DiskInfoReply
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if err := jsonrpc.DecodeClientResponse(resp.Body, &reply); err != nil {
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return nil, iodine.New(err, nil)
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}
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return reply.Disks, nil
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}
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// GetMemStats get system info of the server at given url
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func GetMemStats(url string) ([]byte, error) {
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op := RPCOps{
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Method: "SysInfo.Get",
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Request: rpc.Args{Request: ""},
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}
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req, err := NewRequest(url, op, http.DefaultTransport)
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if err != nil {
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return nil, iodine.New(err, nil)
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}
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resp, err := req.Do()
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if err != nil {
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return nil, iodine.New(err, nil)
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}
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defer resp.Body.Close()
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var reply rpc.SysInfoReply
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if err := jsonrpc.DecodeClientResponse(resp.Body, &reply); err != nil {
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return nil, iodine.New(err, nil)
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}
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return json.MarshalIndent(reply, "", "\t")
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}
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// SetDonut - set donut config
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func SetDonut(url, hostname string, disks []string) error {
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op := RPCOps{
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Method: "Donut.Set",
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Request: rpc.DonutArgs{
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Hostname: hostname,
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Disks: disks,
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Name: "default",
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MaxSize: 512000000,
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},
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}
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req, err := NewRequest(url, op, http.DefaultTransport)
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if err != nil {
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return iodine.New(err, nil)
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}
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resp, err := req.Do()
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if err != nil {
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return iodine.New(err, nil)
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}
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defer resp.Body.Close()
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var reply rpc.Reply
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if err := jsonrpc.DecodeClientResponse(resp.Body, &reply); err != nil {
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return iodine.New(err, nil)
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}
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return reply.Error
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}
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// Add more functions here for many replies
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