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policy.go
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policy.go
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// Copyright (C) 2023 Gobalsky Labs Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package connections
import "time"
type connectionPolicy interface {
HasConnectionExpired(now time.Time) bool
UpdateActivityDate(time.Time)
IsLongLivingConnection() bool
SetAsForcefullyClose()
IsClosed() bool
}
// sessionPolicy is the policy to apply between a third-party application and a wallet.
// This type of policy is used for connections that only last as long as the service
// is live or until they are explicitly stopped.
// In short, a session connection doesn't survive the reboot of the service.
type sessionPolicy struct {
expiryDate time.Time
closed bool
}
func (p *sessionPolicy) UpdateActivityDate(t time.Time) {
p.expiryDate = t.Add(1 * time.Hour)
}
func (p *sessionPolicy) HasConnectionExpired(t time.Time) bool {
return p.expiryDate.Before(t)
}
func (p *sessionPolicy) IsLongLivingConnection() bool {
return false
}
func (p *sessionPolicy) SetAsForcefullyClose() {
p.closed = true
}
func (p *sessionPolicy) IsClosed() bool {
return p.closed
}
type longLivingConnectionPolicy struct {
// expirationDate is an optional expiry date for this connection.
expirationDate *time.Time
closed bool
}
func (p *longLivingConnectionPolicy) UpdateActivityDate(_ time.Time) {}
func (p *longLivingConnectionPolicy) HasConnectionExpired(now time.Time) bool {
return p.expirationDate != nil && !p.expirationDate.After(now)
}
func (p *longLivingConnectionPolicy) IsLongLivingConnection() bool {
return true
}
func (p *longLivingConnectionPolicy) SetAsForcefullyClose() {
p.closed = true
}
func (p *longLivingConnectionPolicy) IsClosed() bool {
return p.closed
}