Add support for containers.conf

vendor in c/common config pkg for containers.conf

Signed-off-by: Qi Wang qiwan@redhat.com
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

1 files changed, 113 insertions, 0 deletions

diff --git a/cmd/podman/commands.go b/cmd/podman/commands.go
index dfa04315e..2ee31b643 100644
--- a/cmd/podman/commands.go
+++ b/cmd/podman/commands.go
@@ -3,6 +3,15 @@
 package main
 
 import (
+	"fmt"
+	"os"
+
+	"github.com/containers/buildah/pkg/parse"
+	"github.com/containers/libpod/pkg/apparmor"
+	"github.com/containers/libpod/pkg/cgroups"
+	"github.com/containers/libpod/pkg/rootless"
+	"github.com/containers/libpod/pkg/sysinfo"
+	"github.com/opencontainers/selinux/go-selinux"
 	"github.com/spf13/cobra"
 )
 
@@ -81,3 +90,107 @@ func getSystemSubCommands() []*cobra.Command {
 
 	return systemCommands
 }
+
+func getDefaultSecurityOptions() []string {
+	securityOpts := []string{}
+	if defaultContainerConfig.Containers.SeccompProfile != "" && defaultContainerConfig.Containers.SeccompProfile != parse.SeccompDefaultPath {
+		securityOpts = append(securityOpts, fmt.Sprintf("seccomp=%s", defaultContainerConfig.Containers.SeccompProfile))
+	}
+	if apparmor.IsEnabled() && defaultContainerConfig.Containers.ApparmorProfile != "" {
+		securityOpts = append(securityOpts, fmt.Sprintf("apparmor=%s", defaultContainerConfig.Containers.ApparmorProfile))
+	}
+	if selinux.GetEnabled() && !defaultContainerConfig.Containers.EnableLabeling {
+		securityOpts = append(securityOpts, fmt.Sprintf("label=%s", selinux.DisableSecOpt()[0]))
+	}
+	return securityOpts
+}
+
+// getDefaultSysctls
+func getDefaultSysctls() []string {
+	return defaultContainerConfig.Containers.DefaultSysctls
+}
+
+func getDefaultVolumes() []string {
+	return defaultContainerConfig.Containers.Volumes
+}
+
+func getDefaultDevices() []string {
+	return defaultContainerConfig.Containers.Devices
+}
+
+func getDefaultDNSServers() []string {
+	return defaultContainerConfig.Containers.DNSServers
+}
+
+func getDefaultDNSSearches() []string {
+	return defaultContainerConfig.Containers.DNSSearches
+}
+
+func getDefaultDNSOptions() []string {
+	return defaultContainerConfig.Containers.DNSOptions
+}
+
+func getDefaultEnv() []string {
+	return defaultContainerConfig.Containers.Env
+}
+
+func getDefaultInitPath() string {
+	return defaultContainerConfig.Containers.InitPath
+}
+
+func getDefaultIPCNS() string {
+	return defaultContainerConfig.Containers.IPCNS
+}
+
+func getDefaultPidNS() string {
+	return defaultContainerConfig.Containers.PidNS
+}
+
+func getDefaultNetNS() string {
+	if defaultContainerConfig.Containers.NetNS == "private" && rootless.IsRootless() {
+		return "slirp4netns"
+	}
+	return defaultContainerConfig.Containers.NetNS
+}
+
+func getDefaultCgroupNS() string {
+	return defaultContainerConfig.Containers.CgroupNS
+}
+
+func getDefaultUTSNS() string {
+	return defaultContainerConfig.Containers.UTSNS
+}
+
+func getDefaultShmSize() string {
+	return defaultContainerConfig.Containers.ShmSize
+}
+
+func getDefaultUlimits() []string {
+	return defaultContainerConfig.Containers.DefaultUlimits
+}
+
+func getDefaultUserNS() string {
+	userns := os.Getenv("PODMAN_USERNS")
+	if userns != "" {
+		return userns
+	}
+	return defaultContainerConfig.Containers.UserNS
+}
+
+func getDefaultPidsLimit() int64 {
+	if rootless.IsRootless() {
+		cgroup2, _ := cgroups.IsCgroup2UnifiedMode()
+		if cgroup2 {
+			return defaultContainerConfig.Containers.PidsLimit
+		}
+	}
+	return sysinfo.GetDefaultPidsLimit()
+}
+
+func getDefaultPidsDescription() string {
+	return "Tune container pids limit (set 0 for unlimited)"
+}
+
+func getDefaultDetachKeys() string {
+	return defaultContainerConfig.Engine.DetachKeys
+}