forked from rook/rook
52 lines
1.4 KiB
Go
52 lines
1.4 KiB
Go
/*
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Copyright 2016 The Rook Authors. All rights reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 inventory
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// #include <unistd.h>
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import "C"
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import (
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"fmt"
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"path"
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"strconv"
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etcd "github.com/coreos/etcd/client"
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ctx "golang.org/x/net/context"
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)
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func getSystemMemory() uint64 {
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return uint64(C.sysconf(C._SC_PHYS_PAGES) * C.sysconf(C._SC_PAGE_SIZE))
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}
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func storeMemory(etcdClient etcd.KeysAPI, nodeID string, size uint64) error {
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key := path.Join(NodesConfigKey, nodeID, memoryKey)
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_, err := etcdClient.Set(ctx.Background(), key, strconv.FormatUint(size, 10), nil)
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if err != nil {
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return fmt.Errorf("failed to store memory in etcd. %+v", err)
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}
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return nil
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}
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func loadMemoryConfig(nodeConfig *NodeConfig, rawMemory string) error {
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size, err := strconv.ParseUint(rawMemory, 10, 64)
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if err != nil {
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return fmt.Errorf("failed to parse memory. %+v", err)
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}
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nodeConfig.Memory = size
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return nil
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}
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