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mgorus.go
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mgorus.go
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package mgorus
import (
"fmt"
"github.com/sirupsen/logrus"
"gopkg.in/mgo.v2"
"gopkg.in/mgo.v2/bson"
)
type hooker struct {
c *mgo.Collection
}
type M bson.M
func NewHooker(mgoUrl, db, collection string) (*hooker, error) {
session, err := mgo.Dial(mgoUrl)
if err != nil {
return nil, err
}
return &hooker{c: session.DB(db).C(collection)}, nil
}
func NewHookerFromCollection(collection *mgo.Collection) *hooker {
return &hooker{c: collection}
}
func NewHookerWithAuth(mgoUrl, db, collection, user, pass string) (*hooker, error) {
session, err := mgo.Dial(mgoUrl)
if err != nil {
return nil, err
}
if err := session.DB(db).Login(user, pass); err != nil {
return nil, fmt.Errorf("Failed to login to mongodb: %v", err)
}
return &hooker{c: session.DB(db).C(collection)}, nil
}
func NewHookerWithAuthDb(mgoUrl, authdb, db, collection, user, pass string) (*hooker, error) {
session, err := mgo.Dial(mgoUrl)
if err != nil {
return nil, err
}
if err := session.DB(authdb).Login(user, pass); err != nil {
return nil, fmt.Errorf("Failed to login to mongodb: %v", err)
}
return &hooker{c: session.DB(db).C(collection)}, nil
}
func (h *hooker) Fire(entry *logrus.Entry) error {
data := make(logrus.Fields)
data["Level"] = entry.Level.String()
data["Time"] = entry.Time
data["Message"] = entry.Message
for k, v := range entry.Data {
if errData, isError := v.(error); logrus.ErrorKey == k && v != nil && isError {
data[k] = errData.Error()
} else {
data[k] = v
}
}
mgoErr := h.c.Insert(M(data))
if mgoErr != nil {
return fmt.Errorf("Failed to send log entry to mongodb: %v", mgoErr)
}
return nil
}
func (h *hooker) Levels() []logrus.Level {
return logrus.AllLevels
}