mirror of
https://github.com/v2fly/v2ray-core.git
synced 2025-11-04 03:39:24 +00:00
112 lines
2.1 KiB
Go
112 lines
2.1 KiB
Go
package protocol
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import (
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"sync"
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"time"
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"v2ray.com/core/common/dice"
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v2net "v2ray.com/core/common/net"
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)
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type ValidationStrategy interface {
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IsValid() bool
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Invalidate()
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}
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type AlwaysValidStrategy struct{}
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func AlwaysValid() ValidationStrategy {
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return AlwaysValidStrategy{}
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}
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func (this AlwaysValidStrategy) IsValid() bool {
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return true
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}
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func (this AlwaysValidStrategy) Invalidate() {}
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type TimeoutValidStrategy struct {
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until time.Time
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}
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func BeforeTime(t time.Time) ValidationStrategy {
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return &TimeoutValidStrategy{
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until: t,
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}
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}
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func (this *TimeoutValidStrategy) IsValid() bool {
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return this.until.After(time.Now())
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}
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func (this *TimeoutValidStrategy) Invalidate() {
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this.until = time.Time{}
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}
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type ServerSpec struct {
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sync.RWMutex
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dest v2net.Destination
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users []*User
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valid ValidationStrategy
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newAccount NewAccountFactory
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}
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func NewServerSpec(newAccount NewAccountFactory, dest v2net.Destination, valid ValidationStrategy, users ...*User) *ServerSpec {
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return &ServerSpec{
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dest: dest,
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users: users,
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valid: valid,
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newAccount: newAccount,
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}
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}
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func NewServerSpecFromPB(newAccount NewAccountFactory, spec ServerEndpoint) *ServerSpec {
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dest := v2net.TCPDestination(spec.Address.AsAddress(), v2net.Port(spec.Port))
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return NewServerSpec(newAccount, dest, AlwaysValid(), spec.User...)
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}
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func (this *ServerSpec) Destination() v2net.Destination {
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return this.dest
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}
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func (this *ServerSpec) HasUser(user *User) bool {
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this.RLock()
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defer this.RUnlock()
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accountA, err := user.GetTypedAccount()
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if err != nil {
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return false
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}
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for _, u := range this.users {
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accountB, err := u.GetTypedAccount()
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if err == nil && accountA.Equals(accountB) {
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return true
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}
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}
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return false
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}
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func (this *ServerSpec) AddUser(user *User) {
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if this.HasUser(user) {
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return
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}
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this.Lock()
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defer this.Unlock()
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this.users = append(this.users, user)
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}
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func (this *ServerSpec) PickUser() *User {
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userCount := len(this.users)
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return this.users[dice.Roll(userCount)]
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}
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func (this *ServerSpec) IsValid() bool {
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return this.valid.IsValid()
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}
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func (this *ServerSpec) Invalidate() {
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this.valid.Invalidate()
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}
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