func (container *Container) createDaemonEnvironment(linkedEnv []string) []string {
// if a domain name was specified, append it to the hostname (see #7851)
fullHostname := container.Config.Hostname
if container.Config.Domainname != "" {
fullHostname = fmt.Sprintf("%s.%s", fullHostname, container.Config.Domainname)
}
// Setup environment
env := []string{
"PATH=" + DefaultPathEnv,
"HOSTNAME=" + fullHostname,
// Note: we don't set HOME here because it'll get autoset intelligently
// based on the value of USER inside dockerinit, but only if it isn't
// set already (ie, that can be overridden by setting HOME via -e or ENV
// in a Dockerfile).
}
if container.Config.Tty {
env = append(env, "TERM=xterm")
}
env = append(env, linkedEnv...)
// because the env on the container can override certain default values
// we need to replace the 'env' keys where they match and append anything
// else.
env = utils.ReplaceOrAppendEnvValues(env, container.Config.Env)
return env
}
// CreateDaemonEnvironment returns the list of all environment variables given the list of
// environment variables related to links.
// Sets PATH, HOSTNAME and if container.Config.Tty is set: TERM.
// The defaults set here do not override the values in container.Config.Env
func (container *Container) CreateDaemonEnvironment(linkedEnv []string) []string {
// Setup environment
env := []string{
"PATH=" + system.DefaultPathEnv,
"HOSTNAME=" + container.Config.Hostname,
}
if container.Config.Tty {
env = append(env, "TERM=xterm")
}
env = append(env, linkedEnv...)
// because the env on the container can override certain default values
// we need to replace the 'env' keys where they match and append anything
// else.
env = utils.ReplaceOrAppendEnvValues(env, container.Config.Env)
return env
}
// ContainerExecCreate sets up an exec in a running container.
func (d *Daemon) ContainerExecCreate(name string, config *types.ExecConfig) (string, error) {
container, err := d.getActiveContainer(name)
if err != nil {
return "", err
}
cmd := strslice.StrSlice(config.Cmd)
entrypoint, args := d.getEntrypointAndArgs(strslice.StrSlice{}, cmd)
keys := []byte{}
if config.DetachKeys != "" {
keys, err = term.ToBytes(config.DetachKeys)
if err != nil {
err = fmt.Errorf("Invalid escape keys (%s) provided", config.DetachKeys)
return "", err
}
}
execConfig := exec.NewConfig()
execConfig.OpenStdin = config.AttachStdin
execConfig.OpenStdout = config.AttachStdout
execConfig.OpenStderr = config.AttachStderr
execConfig.ContainerID = container.ID
execConfig.DetachKeys = keys
execConfig.Entrypoint = entrypoint
execConfig.Args = args
execConfig.Tty = config.Tty
execConfig.Privileged = config.Privileged
execConfig.User = config.User
execConfig.Env = []string{
"PATH=" + system.DefaultPathEnv,
}
if config.Tty {
execConfig.Env = append(execConfig.Env, "TERM=xterm")
}
execConfig.Env = utils.ReplaceOrAppendEnvValues(execConfig.Env, container.Config.Env)
if len(execConfig.User) == 0 {
execConfig.User = container.Config.User
}
d.registerExecCommand(container, execConfig)
d.LogContainerEvent(container, "exec_create: "+execConfig.Entrypoint+" "+strings.Join(execConfig.Args, " "))
return execConfig.ID, nil
}
// CreateDaemonEnvironment returns the list of all environment variables given the list of
// environment variables related to links.
// Sets PATH, HOSTNAME and if container.Config.Tty is set: TERM.
// The defaults set here do not override the values in container.Config.Env
func (container *Container) CreateDaemonEnvironment(linkedEnv []string) []string {
// if a domain name was specified, append it to the hostname (see #7851)
fullHostname := container.Config.Hostname
if container.Config.Domainname != "" {
fullHostname = fmt.Sprintf("%s.%s", fullHostname, container.Config.Domainname)
}
// Setup environment
env := []string{
"PATH=" + system.DefaultPathEnv,
"HOSTNAME=" + fullHostname,
}
if container.Config.Tty {
env = append(env, "TERM=xterm")
}
env = append(env, linkedEnv...)
// because the env on the container can override certain default values
// we need to replace the 'env' keys where they match and append anything
// else.
env = utils.ReplaceOrAppendEnvValues(env, container.Config.Env)
return env
}
// CreateDaemonEnvironment creates a new environment variable slice for this container.
func (container *Container) CreateDaemonEnvironment(linkedEnv []string) []string {
// because the env on the container can override certain default values
// we need to replace the 'env' keys where they match and append anything
// else.
return utils.ReplaceOrAppendEnvValues(linkedEnv, container.Config.Env)
}
