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Update to 8.2.0 | BoltDB session database, fix file sessiondb, faster, simpler and improvement Session Database API

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Former-commit-id: 4034737a65b78a77277e4283fd9289c17f4a452e
This commit is contained in:
kataras
2017-08-07 06:04:35 +03:00
parent 36e6fb37b8
commit 48e352e1df
24 changed files with 1128 additions and 430 deletions
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69
sessions/session.go
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@@ -3,7 +3,6 @@ package sessions
import (
"strconv"
"sync"
"time"
"github.com/kataras/iris/core/errors"
"github.com/kataras/iris/core/memstore"
@@ -27,8 +26,7 @@ type (
// NOTE: flashes are not managed by third-party, only inside session struct.
flashes map[string]*flashMessage
mu sync.RWMutex
expireAt *time.Time // nil pointer means no expire date
timer *time.Timer
lifetime LifeTime
provider *provider
}
@@ -49,22 +47,6 @@ func (s *Session) IsNew() bool {
return s.isNew
}
// HasExpireDate test if this session has an expire date, if not, this session never expires
func (s *Session) HasExpireDate() bool {
return s.expireAt != nil
}
// GetExpireDate get the expire date, if this session has no expire date, the returned value has the zero value
func (s *Session) GetExpireDate() time.Time {
var res time.Time
if s.expireAt != nil {
res = *s.expireAt
}
return res
}
// Get returns a value based on its "key".
func (s *Session) Get(key string) interface{} {
s.mu.RLock()
@@ -281,16 +263,34 @@ func (s *Session) VisitAll(cb func(k string, v interface{})) {
}
func (s *Session) set(key string, value interface{}, immutable bool) {
action := ActionCreate // defaults to create, means the first insert.
s.mu.Lock()
if immutable {
s.values.SetImmutable(key, value)
} else {
s.values.Set(key, value)
}
isFirst := s.values.Len() == 0
entry, isNew := s.values.Save(key, value, immutable)
s.isNew = false
s.mu.Unlock()
s.updateDatabases()
s.isNew = false
if !isFirst {
// we could use s.isNew
// which is setted at sessions.go#Start when values are empty
// but here we want the specific key-value pair's state.
if isNew {
action = ActionInsert
} else {
action = ActionUpdate
}
}
/// TODO: remove the expireAt pointer, wtf, we could use zero time instead,
// that was not my commit so I will ask for permission first...
// rename the expireAt to expiresAt, it seems to make more sense to me
p := acquireSyncPayload(s, action)
p.Value = entry
syncDatabases(s.provider.databases, p)
}
// Set fills the session with an entry"value", based on its "key".
@@ -339,20 +339,18 @@ func (s *Session) SetFlash(key string, value interface{}) {
func (s *Session) Delete(key string) bool {
s.mu.Lock()
removed := s.values.Remove(key)
s.mu.Unlock()
s.updateDatabases()
if removed {
s.isNew = false
}
s.mu.Unlock()
p := acquireSyncPayload(s, ActionDelete)
p.Value = memstore.Entry{Key: key}
syncDatabases(s.provider.databases, p)
return removed
}
func (s *Session) updateDatabases() {
s.provider.updateDatabases(s, s.values)
}
// DeleteFlash removes a flash message by its key.
func (s *Session) DeleteFlash(key string) {
s.mu.Lock()
@@ -364,10 +362,11 @@ func (s *Session) DeleteFlash(key string) {
func (s *Session) Clear() {
s.mu.Lock()
s.values.Reset()
s.isNew = false
s.mu.Unlock()
s.updateDatabases()
s.isNew = false
p := acquireSyncPayload(s, ActionClear)
syncDatabases(s.provider.databases, p)
}
// ClearFlashes removes all flash messages.