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Diffstat (limited to 'pkg/domain/infra/abi/generate.go')
-rw-r--r--pkg/domain/infra/abi/generate.go85
1 files changed, 85 insertions, 0 deletions
diff --git a/pkg/domain/infra/abi/generate.go b/pkg/domain/infra/abi/generate.go
index f69ba560e..be5d452bd 100644
--- a/pkg/domain/infra/abi/generate.go
+++ b/pkg/domain/infra/abi/generate.go
@@ -1,14 +1,18 @@
package abi
import (
+ "bytes"
"context"
"fmt"
"strings"
"github.com/containers/libpod/libpod"
+ "github.com/containers/libpod/libpod/define"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/containers/libpod/pkg/systemd/generate"
+ "github.com/ghodss/yaml"
"github.com/pkg/errors"
+ k8sAPI "k8s.io/api/core/v1"
)
func (ic *ContainerEngine) GenerateSystemd(ctx context.Context, nameOrID string, options entities.GenerateSystemdOptions) (*entities.GenerateSystemdReport, error) {
@@ -172,3 +176,84 @@ func generateServiceName(ctr *libpod.Container, pod *libpod.Pod, options entitie
}
return ctrName, fmt.Sprintf("%s-%s", kind, name)
}
+
+func (ic *ContainerEngine) GenerateKube(ctx context.Context, nameOrID string, options entities.GenerateKubeOptions) (*entities.GenerateKubeReport, error) {
+ var (
+ pod *libpod.Pod
+ podYAML *k8sAPI.Pod
+ err error
+ ctr *libpod.Container
+ servicePorts []k8sAPI.ServicePort
+ serviceYAML k8sAPI.Service
+ )
+ // Get the container in question.
+ ctr, err = ic.Libpod.LookupContainer(nameOrID)
+ if err != nil {
+ pod, err = ic.Libpod.LookupPod(nameOrID)
+ if err != nil {
+ return nil, err
+ }
+ podYAML, servicePorts, err = pod.GenerateForKube()
+ } else {
+ if len(ctr.Dependencies()) > 0 {
+ return nil, errors.Wrapf(define.ErrNotImplemented, "containers with dependencies")
+ }
+ podYAML, err = ctr.GenerateForKube()
+ }
+ if err != nil {
+ return nil, err
+ }
+
+ if options.Service {
+ serviceYAML = libpod.GenerateKubeServiceFromV1Pod(podYAML, servicePorts)
+ }
+
+ content, err := generateKubeOutput(podYAML, &serviceYAML)
+ if err != nil {
+ return nil, err
+ }
+
+ return &entities.GenerateKubeReport{Reader: bytes.NewReader(content)}, nil
+}
+
+func generateKubeOutput(podYAML *k8sAPI.Pod, serviceYAML *k8sAPI.Service) ([]byte, error) {
+ var (
+ output []byte
+ marshalledPod []byte
+ marshalledService []byte
+ err error
+ )
+
+ marshalledPod, err = yaml.Marshal(podYAML)
+ if err != nil {
+ return nil, err
+ }
+
+ if serviceYAML != nil {
+ marshalledService, err = yaml.Marshal(serviceYAML)
+ if err != nil {
+ return nil, err
+ }
+ }
+
+ header := `# Generation of Kubernetes YAML is still under development!
+#
+# Save the output of this file and use kubectl create -f to import
+# it into Kubernetes.
+#
+# Created with podman-%s
+`
+ podmanVersion, err := define.GetVersion()
+ if err != nil {
+ return nil, err
+ }
+
+ output = append(output, []byte(fmt.Sprintf(header, podmanVersion.Version))...)
+ output = append(output, marshalledPod...)
+ if serviceYAML != nil {
+ output = append(output, []byte("---\n")...)
+ output = append(output, marshalledService...)
+ }
+
+ return output, nil
+}