diff options
Diffstat (limited to 'pkg/specgen/generate/security.go')
| -rw-r--r-- | pkg/specgen/generate/security.go | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/pkg/specgen/generate/security.go b/pkg/specgen/generate/security.go index 0c97dc496..390b19beb 100644 --- a/pkg/specgen/generate/security.go +++ b/pkg/specgen/generate/security.go @@ -133,13 +133,13 @@ func securityConfigureGenerator(s *specgen.SpecGenerator, g *generate.Generator, configSpec := g.Config configSpec.Process.Capabilities.Ambient = []string{} configSpec.Process.Capabilities.Bounding = caplist - configSpec.Process.Capabilities.Inheritable = caplist user := strings.Split(s.User, ":")[0] if (user == "" && s.UserNS.NSMode != specgen.KeepID) || user == "root" || user == "0" { configSpec.Process.Capabilities.Effective = caplist configSpec.Process.Capabilities.Permitted = caplist + configSpec.Process.Capabilities.Inheritable = caplist } else { userCaps, err := capabilities.MergeCapabilities(nil, s.CapAdd, nil) if err != nil { @@ -147,6 +147,7 @@ func securityConfigureGenerator(s *specgen.SpecGenerator, g *generate.Generator, } configSpec.Process.Capabilities.Effective = userCaps configSpec.Process.Capabilities.Permitted = userCaps + configSpec.Process.Capabilities.Inheritable = userCaps // Ambient capabilities were added to Linux 4.3. Set ambient // capabilities only when the kernel supports them. @@ -172,12 +173,16 @@ func securityConfigureGenerator(s *specgen.SpecGenerator, g *generate.Generator, // Clear default Seccomp profile from Generator for unconfined containers // and privileged containers which do not specify a seccomp profile. - if s.SeccompProfilePath == "unconfined" || (s.Privileged && (s.SeccompProfilePath == config.SeccompOverridePath || s.SeccompProfilePath == config.SeccompDefaultPath)) { + if s.SeccompProfilePath == "unconfined" || (s.Privileged && (s.SeccompProfilePath == "" || s.SeccompProfilePath == config.SeccompOverridePath || s.SeccompProfilePath == config.SeccompDefaultPath)) { configSpec.Linux.Seccomp = nil } g.SetRootReadonly(s.ReadOnlyFilesystem) + noUseIPC := s.IpcNS.NSMode == specgen.FromContainer || s.IpcNS.NSMode == specgen.FromPod || s.IpcNS.NSMode == specgen.Host + noUseNet := s.NetNS.NSMode == specgen.FromContainer || s.NetNS.NSMode == specgen.FromPod || s.NetNS.NSMode == specgen.Host + noUseUTS := s.UtsNS.NSMode == specgen.FromContainer || s.UtsNS.NSMode == specgen.FromPod || s.UtsNS.NSMode == specgen.Host + // Add default sysctls defaultSysctls, err := util.ValidateSysctls(rtc.Sysctls()) if err != nil { @@ -186,20 +191,20 @@ func securityConfigureGenerator(s *specgen.SpecGenerator, g *generate.Generator, for sysctlKey, sysctlVal := range defaultSysctls { // Ignore mqueue sysctls if --ipc=host - if s.IpcNS.IsHost() && strings.HasPrefix(sysctlKey, "fs.mqueue.") { + if noUseIPC && strings.HasPrefix(sysctlKey, "fs.mqueue.") { logrus.Infof("Sysctl %s=%s ignored in containers.conf, since IPC Namespace set to host", sysctlKey, sysctlVal) continue } // Ignore net sysctls if --net=host - if s.NetNS.IsHost() && strings.HasPrefix(sysctlKey, "net.") { + if noUseNet && strings.HasPrefix(sysctlKey, "net.") { logrus.Infof("Sysctl %s=%s ignored in containers.conf, since Network Namespace set to host", sysctlKey, sysctlVal) continue } // Ignore uts sysctls if --uts=host - if s.UtsNS.IsHost() && (strings.HasPrefix(sysctlKey, "kernel.domainname") || strings.HasPrefix(sysctlKey, "kernel.hostname")) { + if noUseUTS && (strings.HasPrefix(sysctlKey, "kernel.domainname") || strings.HasPrefix(sysctlKey, "kernel.hostname")) { logrus.Infof("Sysctl %s=%s ignored in containers.conf, since UTS Namespace set to host", sysctlKey, sysctlVal) continue } |