feat: Move event storage to BuntDB

This commit is contained in:
ChronosX88 2019-08-18 14:56:16 +04:00
parent e009c054cb
commit b911c7e351
Signed by: ChronosXYZ
GPG Key ID: 085A69A82C8C511A
3 changed files with 87 additions and 15 deletions

6
go.mod
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@ -5,5 +5,11 @@ go 1.12
require (
github.com/gorilla/mux v1.7.3
github.com/stretchr/testify v1.3.0
github.com/tidwall/btree v0.0.0-20170113224114-9876f1454cf0 // indirect
github.com/tidwall/buntdb v1.1.0
github.com/tidwall/gjson v1.3.2 // indirect
github.com/tidwall/grect v0.0.0-20161006141115-ba9a043346eb // indirect
github.com/tidwall/rtree v0.0.0-20180113144539-6cd427091e0e // indirect
github.com/tidwall/tinyqueue v0.0.0-20180302190814-1e39f5511563 // indirect
github.com/wangjia184/sortedset v0.0.0-20160527075905-f5d03557ba30
)

16
go.sum
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@ -7,5 +7,21 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
github.com/tidwall/btree v0.0.0-20170113224114-9876f1454cf0 h1:QnyrPZZvPmR0AtJCxxfCtI1qN+fYpKTKJ/5opWmZ34k=
github.com/tidwall/btree v0.0.0-20170113224114-9876f1454cf0/go.mod h1:huei1BkDWJ3/sLXmO+bsCNELL+Bp2Kks9OLyQFkzvA8=
github.com/tidwall/buntdb v1.1.0 h1:H6LzK59KiNjf1nHVPFrYj4Qnl8d8YLBsYamdL8N+Bao=
github.com/tidwall/buntdb v1.1.0/go.mod h1:Y39xhcDW10WlyYXeLgGftXVbjtM0QP+/kpz8xl9cbzE=
github.com/tidwall/gjson v1.3.2 h1:+7p3qQFaH3fOMXAJSrdZwGKcOO/lYdGS0HqGhPqDdTI=
github.com/tidwall/gjson v1.3.2/go.mod h1:P256ACg0Mn+j1RXIDXoss50DeIABTYK1PULOJHhxOls=
github.com/tidwall/grect v0.0.0-20161006141115-ba9a043346eb h1:5NSYaAdrnblKByzd7XByQEJVT8+9v0W/tIY0Oo4OwrE=
github.com/tidwall/grect v0.0.0-20161006141115-ba9a043346eb/go.mod h1:lKYYLFIr9OIgdgrtgkZ9zgRxRdvPYsExnYBsEAd8W5M=
github.com/tidwall/match v1.0.1 h1:PnKP62LPNxHKTwvHHZZzdOAOCtsJTjo6dZLCwpKm5xc=
github.com/tidwall/match v1.0.1/go.mod h1:LujAq0jyVjBy028G1WhWfIzbpQfMO8bBZ6Tyb0+pL9E=
github.com/tidwall/pretty v1.0.0 h1:HsD+QiTn7sK6flMKIvNmpqz1qrpP3Ps6jOKIKMooyg4=
github.com/tidwall/pretty v1.0.0/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
github.com/tidwall/rtree v0.0.0-20180113144539-6cd427091e0e h1:+NL1GDIUOKxVfbp2KoJQD9cTQ6dyP2co9q4yzmT9FZo=
github.com/tidwall/rtree v0.0.0-20180113144539-6cd427091e0e/go.mod h1:/h+UnNGt0IhNNJLkGikcdcJqm66zGD/uJGMRxK/9+Ao=
github.com/tidwall/tinyqueue v0.0.0-20180302190814-1e39f5511563 h1:Otn9S136ELckZ3KKDyCkxapfufrqDqwmGjcHfAyXRrE=
github.com/tidwall/tinyqueue v0.0.0-20180302190814-1e39f5511563/go.mod h1:mLqSmt7Dv/CNneF2wfcChfN1rvapyQr01LGKnKex0DQ=
github.com/wangjia184/sortedset v0.0.0-20160527075905-f5d03557ba30 h1:kZiWylALnUy4kzoKJemjH8eqwCl3RjW1r1ITCjjW7G8=
github.com/wangjia184/sortedset v0.0.0-20160527075905-f5d03557ba30/go.mod h1:YkocrP2K2tcw938x9gCOmT5G5eCD6jsTz0SZuyAqwIE=

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@ -1,6 +1,7 @@
package memory
import (
"encoding/json"
"fmt"
"regexp"
"sort"
@ -13,13 +14,14 @@ import (
"github.com/signaller-matrix/signaller/internal/models/common"
"github.com/signaller-matrix/signaller/internal/models/createroom"
"github.com/signaller-matrix/signaller/internal/models/events"
"github.com/tidwall/buntdb"
"github.com/wangjia184/sortedset"
)
type Backend struct {
data map[string]internal.User
rooms map[string]internal.Room
events *sortedset.SortedSet
events *buntdb.DB
roomAliases map[string]internal.Room
hostname string
validateUsernameFunc func(string) error // TODO: create ability to redefine validation func
@ -31,12 +33,18 @@ type Token struct {
}
func NewBackend(hostname string) *Backend {
eventDB, err := buntdb.Open(":memory:")
if err != nil {
panic(err)
}
eventDB.CreateIndex("origin_server_ts", "*", buntdb.IndexJSON("origin_server_ts"))
eventDB.CreateIndex("room_id", "*", buntdb.IndexJSON("room_id"))
return &Backend{
hostname: hostname,
validateUsernameFunc: defaultValidationUsernameFunc,
rooms: make(map[string]internal.Room),
roomAliases: make(map[string]internal.Room),
events: sortedset.New(),
events: eventDB,
data: make(map[string]internal.User)}
}
@ -181,34 +189,76 @@ func (backend *Backend) GetEventByID(id string) events.Event {
backend.mutex.RLock()
defer backend.mutex.RUnlock()
return backend.events.GetByKey(id).Value.(events.Event)
var event events.Event
backend.events.View(func(tx *buntdb.Tx) error {
val, err := tx.Get(id, true)
if err == nil {
json.Unmarshal([]byte(val), event)
}
return nil
})
return event
}
func (backend *Backend) PutEvent(event events.Event) error {
backend.mutex.Lock()
defer backend.mutex.Unlock()
backend.events.AddOrUpdate(event.ID(), sortedset.SCORE(time.Now().Unix()), event)
marshalledEvent, err := json.Marshal(event)
if err != nil {
return err
}
err = backend.events.Update(func(tx *buntdb.Tx) error {
_, _, err := tx.Set(event.ID(), string(marshalledEvent), nil)
return err
})
if err != nil {
return err
}
return nil
}
func (backend *Backend) GetEventsSince(user internal.User, sinceToken string, limit int) []events.Event {
sinceEventNode := backend.events.GetByKey(sinceToken)
sEvents := backend.events.GetByScoreRange(sinceEventNode.Score(), -1, &sortedset.GetByScoreRangeOptions{
Limit: limit,
if sinceToken != "" {
var sinceEvent events.Event
var eventSlice []events.Event
err := backend.events.View(func(tx *buntdb.Tx) error {
// handler error
val, err := tx.Get(sinceToken, true)
if err == nil {
json.Unmarshal([]byte(val), sinceEvent)
}
sinceRoomEvent := sinceEvent.(events.RoomEvent)
tx.AscendRange("origin_server_ts", `{"origin_server_ts": `+string(sinceRoomEvent.OriginServerTs)+`}`, `{"origin_server_ts": `+string(time.Now().Unix())+`}`, func(key, value string) bool {
var unmarshalledEvent events.Event
json.Unmarshal([]byte(value), unmarshalledEvent)
eventSlice = append(eventSlice, unmarshalledEvent)
return true
})
return err
})
eventsSlice := extractEventsFromNodes(sEvents)
if err != nil {
panic(err)
}
var returnEvents []events.Event
for _, event := range eventsSlice {
if eventSlice != nil {
for _, event := range eventSlice {
if isEventRelatedToUser(event, user) {
returnEvents = append(returnEvents, event)
}
}
}
return returnEvents
}
return nil
}
func extractEventsFromNodes(nodes []*sortedset.SortedSetNode) []events.Event {