(ctx context.Context)
| 57 | } |
| 58 | |
| 59 | func readCPUQuotaCGroupV2(ctx context.Context) (CPUQuota, error) { |
| 60 | fs := GetFS(ctx) |
| 61 | self, err := ReadCGroupSelf(ctx) |
| 62 | if err != nil { |
| 63 | return CPUQuota{}, xerrors.Errorf("determine own cgroup: %w", err) |
| 64 | } |
| 65 | |
| 66 | maxStr, err := afero.ReadFile(fs, filepath.Join("/sys/fs/cgroup/", self, "cpu.max")) |
| 67 | if err != nil { |
| 68 | return CPUQuota{}, xerrors.Errorf("read cpu.max outside container: %w", err) |
| 69 | } |
| 70 | |
| 71 | list := strings.Split(string(bytes.TrimSpace(maxStr)), " ") |
| 72 | if len(list) != 2 { |
| 73 | return CPUQuota{}, xerrors.Errorf("expected cpu.max to have exactly two entries, got: %s", string(maxStr)) |
| 74 | } |
| 75 | |
| 76 | var quota int |
| 77 | var period int |
| 78 | |
| 79 | if list[0] == "max" { |
| 80 | quota = -1 |
| 81 | } else { |
| 82 | quota, err = strconv.Atoi(list[0]) |
| 83 | if err != nil { |
| 84 | return CPUQuota{}, xerrors.Errorf("quota %s not an int: %w", list[0], err) |
| 85 | } |
| 86 | } |
| 87 | |
| 88 | period, err = strconv.Atoi(list[1]) |
| 89 | if err != nil { |
| 90 | return CPUQuota{}, xerrors.Errorf("period %s not an int: %w", list[1], err) |
| 91 | } |
| 92 | |
| 93 | return CPUQuota{Quota: quota, Period: period, CGroup: CGroupV2}, nil |
| 94 | } |
| 95 | |
| 96 | func readCPUQuotaCGroupV1(ctx context.Context) (CPUQuota, error) { |
| 97 | fs := GetFS(ctx) |
no test coverage detected