frostfs-sdk-go/client/container_list.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/user"
)
// PrmContainerList groups parameters of ContainerList operation.
type PrmContainerList struct {
prmCommonMeta
ownerSet bool
ownerID user.ID
}
// SetAccount sets identifier of the FrostFS account to list the containers.
// Required parameter.
func (x *PrmContainerList) SetAccount(id user.ID) {
x.ownerID = id
x.ownerSet = true
}
func (x *PrmContainerList) buildRequest(c *Client) (*v2container.ListRequest, error) {
if !x.ownerSet {
return nil, errorAccountNotSet
}
var ownerV2 refs.OwnerID
x.ownerID.WriteToV2(&ownerV2)
reqBody := new(v2container.ListRequestBody)
reqBody.SetOwnerID(&ownerV2)
var req v2container.ListRequest
req.SetBody(reqBody)
c.prepareRequest(&req, new(v2session.RequestMetaHeader))
return &req, nil
}
// ResContainerList groups resulting values of ContainerList operation.
type ResContainerList struct {
statusRes
ids []cid.ID
}
// Containers returns list of identifiers of the account-owned containers.
//
// Client doesn't retain value so modification is safe.
func (x ResContainerList) Containers() []cid.ID {
return x.ids
}
// ContainerList requests identifiers of the account-owned containers.
//
// 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 PrmContainerList docs).
// Context is required and must not be nil. It is used for network communication.
//
// Return statuses:
// - global (see Client docs).
func (c *Client) ContainerList(ctx context.Context, prm PrmContainerList) (*ResContainerList, 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.ListContainers(&c.c, req, client.WithContext(ctx))
if err != nil {
return nil, err
}
var res ResContainerList
res.st, err = c.processResponse(resp)
if err != nil || !apistatus.IsSuccessful(res.st) {
return &res, err
}
res.ids = make([]cid.ID, len(resp.GetBody().GetContainerIDs()))
for i, cidV2 := range resp.GetBody().GetContainerIDs() {
if err := res.ids[i].ReadFromV2(cidV2); err != nil {
return &res, fmt.Errorf("invalid ID in the response: %w", err)
}
}
return &res, nil
}