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fn-serverless/api/mqs/new.go
C Cirello a61c4dab78 Assert License (#224)
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2016-11-05 23:33:07 +01:00

48 lines
1.4 KiB
Go

// Copyright 2016 Iron.io
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package mqs
import (
"fmt"
"net/url"
"strings"
"github.com/Sirupsen/logrus"
"github.com/iron-io/functions/api/models"
)
// New will parse the URL and return the correct MQ implementation.
func New(mqURL string) (models.MessageQueue, error) {
// Play with URL schemes here: https://play.golang.org/p/xWAf9SpCBW
u, err := url.Parse(mqURL)
if err != nil {
logrus.WithError(err).WithFields(logrus.Fields{"url": mqURL}).Fatal("bad MQ URL")
}
logrus.WithFields(logrus.Fields{"mq": u.Scheme}).Debug("selecting MQ")
switch u.Scheme {
case "memory":
return NewMemoryMQ(), nil
case "redis":
return NewRedisMQ(u)
case "bolt":
return NewBoltMQ(u)
}
if strings.HasPrefix(u.Scheme, "ironmq") {
return NewIronMQ(u), nil
}
return nil, fmt.Errorf("mq type not supported %v", u.Scheme)
}