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Apply MCS label when privileged is false

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Sebastiaan van Steenis 2019-08-30 16:33:22 +02:00 committed by Alena Prokharchyk
parent 798632b3a4
commit 32bf922fc5
1 changed files with 18 additions and 15 deletions
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33
services/services.go
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@ -122,22 +122,25 @@ func GetProcessConfig(process v3.Process, host *hosts.Host) (*container.Config,
if len(process.RestartPolicy) > 0 {
hostCfg.RestartPolicy = container.RestartPolicy{Name: process.RestartPolicy}
}
for _, securityOpt := range host.DockerInfo.SecurityOptions {
// If Docker is configured with selinux-enabled:true, we need to specify MCS label to allow files from service-sidekick to be shared between containers
if securityOpt == "selinux" {
logrus.Debugf("Found selinux in DockerInfo.SecurityOptions on host [%s]", host.Address)
// Check for containers having the sidekick container
for _, volumeFrom := range hostCfg.VolumesFrom {
if volumeFrom == SidekickContainerName {
logrus.Debugf("Found [%s] in VolumesFrom on host [%s], applying MCSLabel [%s]", SidekickContainerName, host.Address, MCSLabel)
hostCfg.SecurityOpt = []string{MCSLabel}
// The MCS label only needs to be applied when container is not running privileged, and running privileged negates need for applying the label
if !process.Privileged {
for _, securityOpt := range host.DockerInfo.SecurityOptions {
// If Docker is configured with selinux-enabled:true, we need to specify MCS label to allow files from service-sidekick to be shared between containers
if securityOpt == "selinux" {
logrus.Debugf("Found selinux in DockerInfo.SecurityOptions on host [%s]", host.Address)
// Check for containers having the sidekick container
for _, volumeFrom := range hostCfg.VolumesFrom {
if volumeFrom == SidekickContainerName {
logrus.Debugf("Found [%s] in VolumesFrom on host [%s], applying MCSLabel [%s]", SidekickContainerName, host.Address, MCSLabel)
hostCfg.SecurityOpt = []string{MCSLabel}
}
}
}
// Check for sidekick container itself
if value, ok := imageCfg.Labels[ContainerNameLabel]; ok {
if value == SidekickContainerName {
logrus.Debugf("Found [%s=%s] in Labels on host [%s], applying MCSLabel [%s]", ContainerNameLabel, SidekickContainerName, host.Address, MCSLabel)
hostCfg.SecurityOpt = []string{MCSLabel}
// Check for sidekick container itself
if value, ok := imageCfg.Labels[ContainerNameLabel]; ok {
if value == SidekickContainerName {
logrus.Debugf("Found [%s=%s] in Labels on host [%s], applying MCSLabel [%s]", ContainerNameLabel, SidekickContainerName, host.Address, MCSLabel)
hostCfg.SecurityOpt = []string{MCSLabel}
}
}
}
}