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author | Valentin Rothberg <rothberg@redhat.com> | 2019-01-08 14:52:57 +0100 |
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committer | Valentin Rothberg <rothberg@redhat.com> | 2019-01-11 13:38:11 +0100 |
commit | bd40dcfc2bc7c9014ea1f33482fb63aacbcdfe87 (patch) | |
tree | 5f06e4e289f16d9164d692590a3fe6541b5384cf /vendor/github.com/Microsoft/hcsshim/internal/hns/namespace.go | |
parent | 545f24421247c9f6251a634764db3f8f8070a812 (diff) | |
download | podman-bd40dcfc2bc7c9014ea1f33482fb63aacbcdfe87.tar.gz podman-bd40dcfc2bc7c9014ea1f33482fb63aacbcdfe87.tar.bz2 podman-bd40dcfc2bc7c9014ea1f33482fb63aacbcdfe87.zip |
vendor: update everything
* If possible, update each dependency to the latest available version.
* Use releases over commit IDs and avoid vendoring branches.
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
Diffstat (limited to 'vendor/github.com/Microsoft/hcsshim/internal/hns/namespace.go')
-rw-r--r-- | vendor/github.com/Microsoft/hcsshim/internal/hns/namespace.go | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/hns/namespace.go b/vendor/github.com/Microsoft/hcsshim/internal/hns/namespace.go new file mode 100644 index 000000000..45e2281b0 --- /dev/null +++ b/vendor/github.com/Microsoft/hcsshim/internal/hns/namespace.go @@ -0,0 +1,110 @@ +package hns + +import ( + "encoding/json" + "fmt" + "os" + "path" + "strings" +) + +type namespaceRequest struct { + IsDefault bool `json:",omitempty"` +} + +type namespaceEndpointRequest struct { + ID string `json:"Id"` +} + +type NamespaceResource struct { + Type string + Data json.RawMessage +} + +type namespaceResourceRequest struct { + Type string + Data interface{} +} + +type Namespace struct { + ID string + IsDefault bool `json:",omitempty"` + ResourceList []NamespaceResource `json:",omitempty"` +} + +func issueNamespaceRequest(id *string, method, subpath string, request interface{}) (*Namespace, error) { + var err error + hnspath := "/namespaces/" + if id != nil { + hnspath = path.Join(hnspath, *id) + } + if subpath != "" { + hnspath = path.Join(hnspath, subpath) + } + var reqJSON []byte + if request != nil { + if reqJSON, err = json.Marshal(request); err != nil { + return nil, err + } + } + var ns Namespace + err = hnsCall(method, hnspath, string(reqJSON), &ns) + if err != nil { + if strings.Contains(err.Error(), "Element not found.") { + return nil, os.ErrNotExist + } + return nil, fmt.Errorf("%s %s: %s", method, hnspath, err) + } + return &ns, err +} + +func CreateNamespace() (string, error) { + req := namespaceRequest{} + ns, err := issueNamespaceRequest(nil, "POST", "", &req) + if err != nil { + return "", err + } + return ns.ID, nil +} + +func RemoveNamespace(id string) error { + _, err := issueNamespaceRequest(&id, "DELETE", "", nil) + return err +} + +func GetNamespaceEndpoints(id string) ([]string, error) { + ns, err := issueNamespaceRequest(&id, "GET", "", nil) + if err != nil { + return nil, err + } + var endpoints []string + for _, rsrc := range ns.ResourceList { + if rsrc.Type == "Endpoint" { + var endpoint namespaceEndpointRequest + err = json.Unmarshal(rsrc.Data, &endpoint) + if err != nil { + return nil, fmt.Errorf("unmarshal endpoint: %s", err) + } + endpoints = append(endpoints, endpoint.ID) + } + } + return endpoints, nil +} + +func AddNamespaceEndpoint(id string, endpointID string) error { + resource := namespaceResourceRequest{ + Type: "Endpoint", + Data: namespaceEndpointRequest{endpointID}, + } + _, err := issueNamespaceRequest(&id, "POST", "addresource", &resource) + return err +} + +func RemoveNamespaceEndpoint(id string, endpointID string) error { + resource := namespaceResourceRequest{ + Type: "Endpoint", + Data: namespaceEndpointRequest{endpointID}, + } + _, err := issueNamespaceRequest(&id, "POST", "removeresource", &resource) + return err +} |