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author | Matthew Heon <matthew.heon@pm.me> | 2019-03-25 12:12:18 -0400 |
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committer | Matthew Heon <matthew.heon@pm.me> | 2019-03-27 10:12:18 -0400 |
commit | 236300d02832b1c131e5d70f3510e5169857b69b (patch) | |
tree | 627a606040676ff90771f7dff5a5a426c3015c06 | |
parent | 16a7c7ff82e53bb29d03d816ffa53ae4ae29e86f (diff) | |
download | podman-236300d02832b1c131e5d70f3510e5169857b69b.tar.gz podman-236300d02832b1c131e5d70f3510e5169857b69b.tar.bz2 podman-236300d02832b1c131e5d70f3510e5169857b69b.zip |
Add --no-hosts flag to disable management of /etc/hosts
Signed-off-by: Matthew Heon <matthew.heon@pm.me>
-rw-r--r-- | cmd/podman/common.go | 4 | ||||
-rw-r--r-- | cmd/podman/shared/create.go | 7 | ||||
-rw-r--r-- | pkg/spec/createconfig.go | 6 |
3 files changed, 16 insertions, 1 deletions
diff --git a/cmd/podman/common.go b/cmd/podman/common.go index 771738302..167b3e845 100644 --- a/cmd/podman/common.go +++ b/cmd/podman/common.go @@ -389,6 +389,10 @@ func getCreateFlags(c *cliconfig.PodmanCommand) { "Connect a container to a network", ) createFlags.Bool( + "no-hosts", false, + "Do not create /etc/hosts within the container, instead use the version from the image", + ) + createFlags.Bool( "oom-kill-disable", false, "Disable OOM Killer", ) diff --git a/cmd/podman/shared/create.go b/cmd/podman/shared/create.go index 5ce0b8865..fc55e6f17 100644 --- a/cmd/podman/shared/create.go +++ b/cmd/podman/shared/create.go @@ -357,6 +357,12 @@ func ParseCreateOpts(ctx context.Context, c *cliconfig.PodmanCommand, runtime *l return nil, errors.Errorf("--cpu-quota and --cpus cannot be set together") } + if c.Flag("no-hosts").Changed && c.Flag("add-host").Changed { + if c.Bool("no-hosts") { + return nil, errors.Errorf("--no-hosts and --add-host cannot be set together") + } + } + // EXPOSED PORTS var portBindings map[nat.Port][]nat.PortBinding if data != nil { @@ -646,6 +652,7 @@ func ParseCreateOpts(ctx context.Context, c *cliconfig.PodmanCommand, runtime *l GroupAdd: c.StringSlice("group-add"), Hostname: c.String("hostname"), HostAdd: c.StringSlice("add-host"), + NoHosts: c.Bool("no-hosts"), IDMappings: idmappings, Image: imageName, ImageID: imageID, diff --git a/pkg/spec/createconfig.go b/pkg/spec/createconfig.go index fba69d1ba..15719beab 100644 --- a/pkg/spec/createconfig.go +++ b/pkg/spec/createconfig.go @@ -88,6 +88,7 @@ type CreateConfig struct { ExposedPorts map[nat.Port]struct{} GroupAdd []string // group-add HealthCheck *manifest.Schema2HealthConfig + NoHosts bool HostAdd []string //add-host Hostname string //hostname Image string @@ -514,7 +515,10 @@ func (c *CreateConfig) GetContainerCreateOptions(runtime *libpod.Runtime, pod *l if len(c.DNSOpt) > 0 { options = append(options, libpod.WithDNSOption(c.DNSOpt)) } - if len(c.HostAdd) > 0 { + if c.NoHosts { + options = append(options, libpod.WithNoCreateHosts()) + } + if len(c.HostAdd) > 0 && !c.NoHosts { options = append(options, libpod.WithHosts(c.HostAdd)) } logPath := getLoggingPath(c.LogDriverOpt) |