github.com/livekit/protocol@v1.39.3/utils/hwstats/memory.go (about)

     1  // Copyright 2023 LiveKit, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package hwstats
    16  
    17  // This object returns cgroup quota aware memory stats. On other systems than Linux,
    18  // it falls back to full system stats
    19  
    20  type platformMemoryGetter interface {
    21  	getMemory() (uint64, uint64, error)
    22  }
    23  
    24  type MemoryStats struct {
    25  	platform platformMemoryGetter
    26  }
    27  
    28  func NewMemoryStats() (*MemoryStats, error) {
    29  	p, err := newPlatformMemoryGetter()
    30  	if err != nil {
    31  		return nil, err
    32  	}
    33  
    34  	return &MemoryStats{
    35  		platform: p,
    36  	}, nil
    37  }
    38  
    39  func (m *MemoryStats) GetMemory() (uint64, uint64, error) {
    40  	return m.platform.getMemory()
    41  }