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utils.go
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/
utils.go
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// Copyright 2014 Google Inc. All Rights Reserved.
//
// 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 hyper
import (
"fmt"
"regexp"
"strconv"
"strings"
"time"
)
func isHyperVirtualMachine(name string) (string, error) {
re := regexp.MustCompile("vm-[0-9a-zA-Z]+")
vmName := re.FindString(strings.Replace(name, "\\x2d", "-", -1))
if len(vmName) > 0 {
return vmName, nil
}
return "", fmt.Errorf("%s isn't a hyper vm", name)
}
func parseTimeString(str string) (time.Time, error) {
t := time.Date(0, 0, 0, 0, 0, 0, 0, time.Local)
if str == "" {
return t, nil
}
layout := "2006-01-02T15:04:05Z"
t, err := time.Parse(layout, str)
if err != nil {
return t, err
}
return t, nil
}
func floatToInt64(src string) string {
dst, err := strconv.ParseFloat(src, 10)
if err != nil {
return ""
}
return fmt.Sprintf("%v", int64(dst))
}
func transformJson(src string) string {
re := regexp.MustCompile(`\d\.\d+[eE]\+\d\d`)
return re.ReplaceAllStringFunc(src, floatToInt64)
}