frostfs-sdk-go/client/container_eacl.go
Denis Kirillov a5fab572ff
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[#206] Add session tokens for container read operations
Signed-off-by: Denis Kirillov <d.kirillov@yadro.com>
2024-03-01 15:18:53 +03:00

123 lines
3.4 KiB
Go

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"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/session"
)
// PrmContainerEACL groups parameters of ContainerEACL operation.
type PrmContainerEACL struct {
// FrostFS request X-Headers.
XHeaders []string
ContainerID *cid.ID
Session *session.Container
}
// SetContainer sets identifier of the FrostFS container to read the eACL table.
// Required parameter.
//
// Deprecated: Use PrmContainerEACL.ContainerID instead.
func (x *PrmContainerEACL) SetContainer(id cid.ID) {
x.ContainerID = &id
}
func (x *PrmContainerEACL) buildRequest(c *Client) (*v2container.GetExtendedACLRequest, error) {
if x.ContainerID == nil {
return nil, errorMissingContainer
}
if len(x.XHeaders)%2 != 0 {
return nil, errorInvalidXHeaders
}
var cidV2 refs.ContainerID
x.ContainerID.WriteToV2(&cidV2)
reqBody := new(v2container.GetExtendedACLRequestBody)
reqBody.SetContainerID(&cidV2)
var meta v2session.RequestMetaHeader
writeXHeadersToMeta(x.XHeaders, &meta)
if x.Session != nil {
var tokv2 v2session.Token
x.Session.WriteToV2(&tokv2)
meta.SetSessionToken(&tokv2)
}
var req v2container.GetExtendedACLRequest
req.SetBody(reqBody)
c.prepareRequest(&req, &meta)
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.DisableFrostFSFailuresResolution has been called, unsuccessful
// FrostFS status codes are included in the returned result structure,
// otherwise, are also returned as `error`.
//
// 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.buildRequest(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
}