forked from AliyunContainerService/pouch
/
spec_cgroup_memory.go
56 lines (45 loc) · 1.21 KB
/
spec_cgroup_memory.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
package mgr
import (
"context"
specs "github.com/opencontainers/runtime-spec/specs-go"
)
func getCgroupMemory(s *specs.Spec) *specs.LinuxMemory {
if s.Linux.Resources.Memory == nil {
s.Linux.Resources.Memory = &specs.LinuxMemory{}
}
return s.Linux.Resources.Memory
}
func setupCgroupMemory(ctx context.Context, meta *ContainerMeta, spec *SpecWrapper) error {
s := spec.s
mem := getCgroupMemory(s)
v := meta.HostConfig.Memory
mem.Limit = &v
return nil
}
func setupCgroupMemorySwap(ctx context.Context, meta *ContainerMeta, spec *SpecWrapper) error {
s := spec.s
mem := getCgroupMemory(s)
v := meta.HostConfig.MemorySwap
mem.Swap = &v
return nil
}
func setupCgroupMemorySwappiness(ctx context.Context, meta *ContainerMeta, spec *SpecWrapper) error {
s := spec.s
mem := getCgroupMemory(s)
var v uint64
if meta.HostConfig.MemorySwappiness != nil {
v = uint64(*(meta.HostConfig.MemorySwappiness))
}
mem.Swappiness = &v
return nil
}
func setupDisableOOMKill(ctx context.Context, meta *ContainerMeta, spec *SpecWrapper) error {
s := spec.s
mem := getCgroupMemory(s)
var v bool
if meta.HostConfig.OomKillDisable != nil {
v = bool(*meta.HostConfig.OomKillDisable)
}
mem.DisableOOMKiller = &v
return nil
}