frostfs-sdk-go/client/container_eacl.go

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package client
import (
"context"
"fmt"
v2container "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/container"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs"
rpcapi "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
v2session "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/session"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/signature"
apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/eacl"
)
// PrmContainerEACL groups parameters of ContainerEACL operation.
type PrmContainerEACL struct {
prmCommonMeta
idSet bool
id cid.ID
}
// SetContainer sets identifier of the FrostFS container to read the eACL table.
// Required parameter.
func (x *PrmContainerEACL) SetContainer(id cid.ID) {
x.id = id
x.idSet = true
}
func (x *PrmContainerEACL) formRequest(c *Client) (*v2container.GetExtendedACLRequest, error) {
if !x.idSet {
return nil, errorMissingContainer
}
var cidV2 refs.ContainerID
x.id.WriteToV2(&cidV2)
reqBody := new(v2container.GetExtendedACLRequestBody)
reqBody.SetContainerID(&cidV2)
var req v2container.GetExtendedACLRequest
req.SetBody(reqBody)
c.prepareRequest(&req, new(v2session.RequestMetaHeader))
return &req, nil
}
// ResContainerEACL groups resulting values of ContainerEACL operation.
type ResContainerEACL struct {
statusRes
table eacl.Table
}
// Table returns eACL table of the requested container.
func (x ResContainerEACL) Table() eacl.Table {
return x.table
}
// ContainerEACL reads eACL table of the FrostFS container.
//
// Exactly one return value is non-nil. By default, server status is returned in res structure.
// Any client's internal or transport errors are returned as `error`.
// If PrmInit.ResolveFrostFSFailures has been called, unsuccessful
// FrostFS status codes are returned as `error`, otherwise, are included
// in the returned result structure.
//
// Returns an error if parameters are set incorrectly (see PrmContainerEACL docs).
// Context is required and must not be nil. It is used for network communication.
//
// Return statuses:
// - global (see Client docs);
// - *apistatus.ContainerNotFound;
// - *apistatus.EACLNotFound.
func (c *Client) ContainerEACL(ctx context.Context, prm PrmContainerEACL) (*ResContainerEACL, error) {
req, err := prm.formRequest(c)
if err != nil {
return nil, err
}
if err := signature.SignServiceMessage(&c.prm.key, req); err != nil {
return nil, fmt.Errorf("sign request: %w", err)
}
resp, err := rpcapi.GetEACL(&c.c, req, client.WithContext(ctx))
if err != nil {
return nil, err
}
var res ResContainerEACL
res.st, err = c.processResponse(resp)
if err != nil || !apistatus.IsSuccessful(res.st) {
return &res, err
}
eACL := resp.GetBody().GetEACL()
if eACL == nil {
return &res, newErrMissingResponseField("eACL")
}
res.table = *eacl.NewTableFromV2(eACL)
return &res, nil
}