podman/pkg/spec/containerconfig.go

42 lines
1.4 KiB
Go

package createconfig
import (
"github.com/containers/libpod/libpod"
"github.com/containers/libpod/libpod/define"
spec "github.com/opencontainers/runtime-spec/specs-go"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
)
// MakeContainerConfig generates all configuration necessary to start a
// container with libpod from a completed CreateConfig struct.
func (config *CreateConfig) MakeContainerConfig(runtime *libpod.Runtime, pod *libpod.Pod) (*spec.Spec, []libpod.CtrCreateOption, error) {
if config.Pod != "" && pod == nil {
return nil, nil, errors.Wrapf(define.ErrInvalidArg, "pod was specified but no pod passed")
} else if config.Pod == "" && pod != nil {
return nil, nil, errors.Wrapf(define.ErrInvalidArg, "pod was given but no pod is specified")
}
// Parse volumes flag into OCI spec mounts and libpod Named Volumes.
// If there is an identical mount in the OCI spec, we will replace it
// with a mount generated here.
mounts, namedVolumes, err := config.parseVolumes(runtime)
if err != nil {
return nil, nil, err
}
runtimeSpec, err := config.createConfigToOCISpec(runtime, mounts)
if err != nil {
return nil, nil, err
}
options, err := config.getContainerCreateOptions(runtime, pod, mounts, namedVolumes)
if err != nil {
return nil, nil, err
}
logrus.Debugf("created OCI spec and options for new container")
return runtimeSpec, options, nil
}