TrueCloudLab/frostfs-sdk-go
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[#180] pool: make some operations synchronous

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Operations: PutContainer, DeleteContainer, SetEACL

Signed-off-by: Denis Kirillov <denis@nspcc.ru>
This commit is contained in:
Denis Kirillov 2022-03-28 11:06:23 +03:00 committed by Alex Vanin
parent 0dbea5452a
commit a709cf5444
2 changed files with 92 additions and 26 deletions
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109
pool/pool.go
View file

@ -171,11 +171,15 @@ func (x *WaitParams) SetPollInterval(tick time.Duration) {
x.pollInterval = tick
}
// DefaultWaitParams creates WaitParams with default values.
func DefaultWaitParams() *WaitParams {
return &WaitParams{
timeout: 120 * time.Second,
pollInterval: 5 * time.Second,
func (x *WaitParams) setDefaults() {
x.timeout = 120 * time.Second
x.pollInterval = 5 * time.Second
}
// checkForPositive panics if any of the wait params isn't positive.
func (x *WaitParams) checkForPositive() {
if x.timeout <= 0 || x.pollInterval <= 0 {
panic("all wait params must be positive")
}
}
@ -322,6 +326,9 @@ func (x *PrmObjectSearch) SetFilters(filters object.SearchFilters) {
// PrmContainerPut groups parameters of PutContainer operation.
type PrmContainerPut struct {
cnr container.Container
waitParams WaitParams
waitParamsSet bool
}
// SetContainer specifies structured information about new NeoFS container.
@ -329,6 +336,15 @@ func (x *PrmContainerPut) SetContainer(cnr container.Container) {
x.cnr = cnr
}
// SetWaitParams specifies timeout params to complete operation.
// If not provided the default one will be used.
// Panics if any of the wait params isn't positive.
func (x *PrmContainerPut) SetWaitParams(waitParams WaitParams) {
waitParams.checkForPositive()
x.waitParams = waitParams
x.waitParamsSet = true
}
// PrmContainerGet groups parameters of GetContainer operation.
type PrmContainerGet struct {
cnrID cid.ID
@ -353,6 +369,9 @@ func (x *PrmContainerList) SetOwnerID(ownerID owner.ID) {
type PrmContainerDelete struct {
stoken session.Token
cnrID cid.ID
waitParams WaitParams
waitParamsSet bool
}
// SetContainerID specifies identifier of the NeoFS container to be removed.
@ -365,6 +384,15 @@ func (x *PrmContainerDelete) SetSessionToken(token session.Token) {
x.stoken = token
}
// SetWaitParams specifies timeout params to complete operation.
// If not provided the default one will be used.
// Panics if any of the wait params isn't positive.
func (x *PrmContainerDelete) SetWaitParams(waitParams WaitParams) {
waitParams.checkForPositive()
x.waitParams = waitParams
x.waitParamsSet = true
}
// PrmContainerEACL groups parameters of GetEACL operation.
type PrmContainerEACL struct {
cnrID cid.ID
@ -378,6 +406,9 @@ func (x *PrmContainerEACL) SetContainerID(cnrID cid.ID) {
// PrmContainerSetEACL groups parameters of SetEACL operation.
type PrmContainerSetEACL struct {
table eacl.Table
waitParams WaitParams
waitParamsSet bool
}
// SetTable specifies eACL table structure to be set for the container.
@ -385,6 +416,15 @@ func (x *PrmContainerSetEACL) SetTable(table eacl.Table) {
x.table = table
}
// SetWaitParams specifies timeout params to complete operation.
// If not provided the default one will be used.
// Panics if any of the wait params isn't positive.
func (x *PrmContainerSetEACL) SetWaitParams(waitParams WaitParams) {
waitParams.checkForPositive()
x.waitParams = waitParams
x.waitParamsSet = true
}
// PrmBalanceGet groups parameters of Balance operation.
type PrmBalanceGet struct {
ownerID owner.ID
@ -1371,10 +1411,11 @@ func (p *Pool) SearchObjects(ctx context.Context, prm PrmObjectSearch) (*ResObje
return &res, nil
}
// PutContainer sends request to save container in NeoFS.
// PutContainer sends request to save container in NeoFS and waits for the operation to complete.
//
// Operation is asynchronous and no guaranteed even in the absence of errors.
// The required time is also not predictable.
// Waiting parameters can be specified using SetWaitParams. If not called, defaults are used:
// polling interval: 5s
// waiting timeout: 120s
//
// Success can be verified by reading by identifier (see GetContainer).
func (p *Pool) PutContainer(ctx context.Context, prm PrmContainerPut) (*cid.ID, error) {
@ -1391,7 +1432,11 @@ func (p *Pool) PutContainer(ctx context.Context, prm PrmContainerPut) (*cid.ID,
return nil, err
}
return res.ID(), nil
if !prm.waitParamsSet {
prm.waitParams.setDefaults()
}
return res.ID(), waitForContainerPresence(ctx, p, res.ID(), &prm.waitParams)
}
// GetContainer reads NeoFS container by ID.
@ -1430,10 +1475,11 @@ func (p *Pool) ListContainers(ctx context.Context, prm PrmContainerList) ([]cid.
return res.Containers(), nil
}
// DeleteContainer sends request to remove the NeoFS container.
// DeleteContainer sends request to remove the NeoFS container and waits for the operation to complete.
//
// Operation is asynchronous and no guaranteed even in the absence of errors.
// The required time is also not predictable.
// Waiting parameters can be specified using SetWaitParams. If not called, defaults are used:
// polling interval: 5s
// waiting timeout: 120s
//
// Success can be verified by reading by identifier (see GetContainer).
func (p *Pool) DeleteContainer(ctx context.Context, prm PrmContainerDelete) error {
@ -1450,7 +1496,15 @@ func (p *Pool) DeleteContainer(ctx context.Context, prm PrmContainerDelete) erro
// here err already carries both status and client errors
return err
if err != nil {
return err
}
if !prm.waitParamsSet {
prm.waitParams.setDefaults()
}
return waitForContainerRemoved(ctx, p, &prm.cnrID, &prm.waitParams)
}
// GetEACL reads eACL table of the NeoFS container.
@ -1471,10 +1525,11 @@ func (p *Pool) GetEACL(ctx context.Context, prm PrmContainerEACL) (*eacl.Table,
return res.Table(), nil
}
// SetEACL sends request to update eACL table of the NeoFS container.
// SetEACL sends request to update eACL table of the NeoFS container and waits for the operation to complete.
//
// Operation is asynchronous and no guaranteed even in the absence of errors.
// The required time is also not predictable.
// Waiting parameters can be specified using SetWaitParams. If not called, defaults are used:
// polling interval: 5s
// waiting timeout: 120s
//
// Success can be verified by reading by identifier (see GetEACL).
func (p *Pool) SetEACL(ctx context.Context, prm PrmContainerSetEACL) error {
@ -1490,7 +1545,15 @@ func (p *Pool) SetEACL(ctx context.Context, prm PrmContainerSetEACL) error {
// here err already carries both status and client errors
return err
if err != nil {
return err
}
if !prm.waitParamsSet {
prm.waitParams.setDefaults()
}
return waitForEACLPresence(ctx, p, prm.table.CID(), &prm.table, &prm.waitParams)
}
// Balance requests current balance of the NeoFS account.
@ -1511,8 +1574,8 @@ func (p *Pool) Balance(ctx context.Context, prm PrmBalanceGet) (*accounting.Deci
return res.Amount(), nil
}
// WaitForContainerPresence waits until the container is found on the NeoFS network.
func WaitForContainerPresence(ctx context.Context, pool *Pool, cnrID *cid.ID, waitParams *WaitParams) error {
// waitForContainerPresence waits until the container is found on the NeoFS network.
func waitForContainerPresence(ctx context.Context, pool *Pool, cnrID *cid.ID, waitParams *WaitParams) error {
var prm PrmContainerGet
if cnrID != nil {
prm.SetContainerID(*cnrID)
@ -1524,8 +1587,8 @@ func WaitForContainerPresence(ctx context.Context, pool *Pool, cnrID *cid.ID, wa
})
}
// WaitForEACLPresence waits until the container eacl is applied on the NeoFS network.
func WaitForEACLPresence(ctx context.Context, pool *Pool, cnrID *cid.ID, table *eacl.Table, waitParams *WaitParams) error {
// waitForEACLPresence waits until the container eacl is applied on the NeoFS network.
func waitForEACLPresence(ctx context.Context, pool *Pool, cnrID *cid.ID, table *eacl.Table, waitParams *WaitParams) error {
var prm PrmContainerEACL
if cnrID != nil {
prm.SetContainerID(*cnrID)
@ -1540,8 +1603,8 @@ func WaitForEACLPresence(ctx context.Context, pool *Pool, cnrID *cid.ID, table *
})
}
// WaitForContainerRemoved waits until the container is removed from the NeoFS network.
func WaitForContainerRemoved(ctx context.Context, pool *Pool, cnrID *cid.ID, waitParams *WaitParams) error {
// waitForContainerRemoved waits until the container is removed from the NeoFS network.
func waitForContainerRemoved(ctx context.Context, pool *Pool, cnrID *cid.ID, waitParams *WaitParams) error {
var prm PrmContainerGet
if cnrID != nil {
prm.SetContainerID(*cnrID)

9
pool/pool_test.go
View file

@ -616,14 +616,17 @@ func TestWaitPresence(t *testing.T) {
cancel()
}()
err := WaitForContainerPresence(ctx, p, nil, DefaultWaitParams())
err = waitForContainerPresence(ctx, p, nil, &WaitParams{
timeout: 120 * time.Second,
pollInterval: 5 * time.Second,
})
require.Error(t, err)
require.Contains(t, err.Error(), "context canceled")
})
t.Run("context deadline exceeded", func(t *testing.T) {
ctx := context.Background()
err := WaitForContainerPresence(ctx, p, nil, &WaitParams{
err := waitForContainerPresence(ctx, p, nil, &WaitParams{
timeout: 500 * time.Millisecond,
pollInterval: 5 * time.Second,
})
@ -633,7 +636,7 @@ func TestWaitPresence(t *testing.T) {
t.Run("ok", func(t *testing.T) {
ctx := context.Background()
err := WaitForContainerPresence(ctx, p, nil, &WaitParams{
err := waitForContainerPresence(ctx, p, nil, &WaitParams{
timeout: 10 * time.Second,
pollInterval: 500 * time.Millisecond,
})