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check history api support once 

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>
This commit is contained in:
CrazyMax 2023-06-13 10:29:22 +02:00
parent 1138789f20
commit 2de333fdd3
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GPG Key ID: 3248E46B6BB8C7F7
1 changed files with 13 additions and 10 deletions
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23
driver/manager.go
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@ -147,11 +147,13 @@ func GetFactories(instanceRequired bool) []Factory {
type DriverHandle struct { type DriverHandle struct {
Driver Driver
client *client.Client client *client.Client
err error err error
once sync.Once once sync.Once
featuresOnce sync.Once featuresOnce sync.Once
features map[Feature]bool features map[Feature]bool
historyAPISupportedOnce sync.Once
historyAPISupported bool
} }
func (d *DriverHandle) Client(ctx context.Context) (*client.Client, error) { func (d *DriverHandle) Client(ctx context.Context) (*client.Client, error) {
@ -169,9 +171,10 @@ func (d *DriverHandle) Features(ctx context.Context) map[Feature]bool {
} }
func (d *DriverHandle) HistoryAPISupported(ctx context.Context) bool { func (d *DriverHandle) HistoryAPISupported(ctx context.Context) bool {
client, err := d.Client(ctx) d.historyAPISupportedOnce.Do(func() {
if err != nil { if c, err := d.Client(ctx); err == nil {
return false d.historyAPISupported = historyAPISupported(ctx, c)
} }
return historyAPISupported(ctx, client) })
return d.historyAPISupported
} }