/
utils.go
70 lines (53 loc) · 1.64 KB
/
utils.go
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// Copyright 2019 Aporeto Inc.
// 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 push
import (
"encoding/json"
"fmt"
"io"
"io/ioutil"
"math"
"net/url"
"strings"
"time"
"go.aporeto.io/elemental"
"go.aporeto.io/manipulate"
)
func decodeErrors(r io.Reader) error {
es := []elemental.Error{}
data, err := ioutil.ReadAll(r)
if err != nil {
return manipulate.NewErrCannotUnmarshal(fmt.Sprintf("%s: %s", err.Error(), string(data)))
}
if err := json.Unmarshal(data, &es); err != nil {
return manipulate.NewErrCannotUnmarshal(fmt.Sprintf("%s: %s", err.Error(), string(data)))
}
errs := elemental.NewErrors()
for _, e := range es {
errs = append(errs, e)
}
return errs
}
func makeURL(u string, namespace string, password string, recursive bool) string {
u = strings.Replace(u, "https://", "wss://", 1)
u = fmt.Sprintf("%s?token=%s", u, password)
if namespace != "" {
u += "&namespace=" + url.QueryEscape(namespace)
}
if recursive {
u = u + "&mode=all"
}
return u
}
const maxBackoff = 8000
func nextBackoff(try int) time.Duration {
return time.Duration(math.Min(math.Pow(2.0, float64(try))-1, maxBackoff)) * time.Millisecond
}