| //go:build !windows | |
| package main | |
| import ( | |
| "os" | |
| "strings" | |
| "github.com/docker/docker/pkg/sysinfo" | |
| ) | |
| var sysInfo *sysinfo.SysInfo | |
| func setupLocalInfo() { | |
| sysInfo = sysinfo.New() | |
| } | |
| func cpuCfsPeriod() bool { | |
| return testEnv.DaemonInfo.CPUCfsPeriod | |
| } | |
| func cpuCfsQuota() bool { | |
| return testEnv.DaemonInfo.CPUCfsQuota | |
| } | |
| func cpuShare() bool { | |
| return testEnv.DaemonInfo.CPUShares | |
| } | |
| func oomControl() bool { | |
| return testEnv.DaemonInfo.OomKillDisable | |
| } | |
| func pidsLimit() bool { | |
| return sysInfo.PidsLimit | |
| } | |
| func memoryLimitSupport() bool { | |
| return testEnv.DaemonInfo.MemoryLimit | |
| } | |
| func memoryReservationSupport() bool { | |
| return sysInfo.MemoryReservation | |
| } | |
| func swapMemorySupport() bool { | |
| return testEnv.DaemonInfo.SwapLimit | |
| } | |
| func memorySwappinessSupport() bool { | |
| return testEnv.IsLocalDaemon() && sysInfo.MemorySwappiness | |
| } | |
| func blkioWeight() bool { | |
| return testEnv.IsLocalDaemon() && sysInfo.BlkioWeight | |
| } | |
| func cgroupCpuset() bool { | |
| return testEnv.DaemonInfo.CPUSet | |
| } | |
| func seccompEnabled() bool { | |
| return sysInfo.Seccomp | |
| } | |
| func bridgeNfIptables() bool { | |
| return !sysInfo.BridgeNFCallIPTablesDisabled | |
| } | |
| func unprivilegedUsernsClone() bool { | |
| content, err := os.ReadFile("/proc/sys/kernel/unprivileged_userns_clone") | |
| return err != nil || !strings.Contains(string(content), "0") | |
| } |