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dao.go
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dao.go
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/*
* Copyright (c) 2019-2021. Abstrium SAS <team (at) pydio.com>
* This file is part of Pydio Cells.
*
* Pydio Cells 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.
*
* Pydio Cells 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 Pydio Cells. If not, see <http://www.gnu.org/licenses/>.
*
* The latest code can be found at <https://pydio.com>.
*/
// Package log provides a persistence layer for json-formatted logs generated by the application.
//
// It is intended to provide an out-of-the-box solution for storing and querying the logs, but should be
// replaced by more scalable solutions like ELK.
package log
import (
"context"
"time"
"github.com/pydio/cells/v4/common/dao"
"github.com/pydio/cells/v4/common/dao/bleve"
"github.com/pydio/cells/v4/common/dao/mongodb"
log2 "github.com/pydio/cells/v4/common/log"
"github.com/pydio/cells/v4/common/proto/log"
"github.com/pydio/cells/v4/common/utils/configx"
json "github.com/pydio/cells/v4/common/utils/jsonx"
)
// MessageRepository exposes interface methods to manage the log messages provided by Pydio.
type MessageRepository interface {
PutLog(context.Context, *log.Log) error
ListLogs(context.Context, string, int32, int32) (chan log.ListLogResponse, error)
DeleteLogs(context.Context, string) (int64, error)
AggregatedLogs(context.Context, string, string, int32) (chan log.TimeRangeResponse, error)
Close(context.Context) error
Resync(context.Context, log2.ZapLogger) error
Truncate(context.Context, int64, log2.ZapLogger) error
}
func NewDAO(ctx context.Context, d dao.DAO) (dao.DAO, error) {
switch v := d.(type) {
case bleve.IndexDAO:
v.SetCodex(&BleveCodec{})
return v, nil
case mongodb.IndexDAO:
v.SetCollection(mongoCollection)
v.SetCodex(&MongoCodec{})
return v, nil
}
return nil, dao.UnsupportedDriver(d)
}
func Migrate(f, t dao.DAO, dryRun bool, status chan dao.MigratorStatus) (map[string]int, error) {
ctx := context.Background()
out := map[string]int{
"Message": 0,
}
var from, to MessageRepository
df, er := NewDAO(ctx, f)
if er != nil {
return out, er
}
df.Init(ctx, configx.New())
from, er = NewIndexService(df.(dao.IndexDAO))
if er != nil {
return out, er
}
dt, er := NewDAO(ctx, t)
if er != nil {
return out, er
}
dt.Init(ctx, configx.New())
to, er = NewIndexService(dt.(dao.IndexDAO))
if er != nil {
return out, er
}
bg := context.Background()
pageSize := int32(1000)
offset := int32(0)
for {
ll, er := from.ListLogs(bg, "", offset, pageSize)
if er != nil {
return out, er
}
hasResult := false
for lResp := range ll {
hasResult = true
out["Message"]++
if !dryRun {
mess := lResp.LogMessage
var marshed map[string]interface{}
data, _ := json.Marshal(mess)
json.Unmarshal(data, &marshed) // Reformat some keys
marshed["level"] = mess.Level
delete(marshed, "Level")
marshed["logger"] = mess.Logger
delete(marshed, "Logger")
marshed["ts"] = time.Unix(int64(mess.Ts), 0).Format(time.RFC3339)
delete(marshed, "Ts")
marshed["msg"] = mess.Msg
delete(marshed, "Msg")
if mess.JsonZaps != "" {
var zaps map[string]interface{}
json.Unmarshal([]byte(mess.JsonZaps), &zaps)
for k, v := range zaps {
marshed[k] = v
}
delete(marshed, "JsonZaps")
}
data, _ = json.Marshal(marshed)
if er := to.PutLog(bg, &log.Log{
Nano: mess.GetTs() * 1000,
Message: data,
}); er != nil {
return out, er
}
}
}
if hasResult {
offset++
} else {
break
}
}
<-time.After(4 * time.Second)
return out, nil
}