func GetImage(strLocalTag string) (strImage string, strTag string) {
var strName string
nPos := strings.Index(strLocalTag, "/")
strName = common.SubstrAfter(strLocalTag, nPos)
nPos = strings.Index(strName, ":")
strImage = common.SubstrBefore(strName, nPos)
strTag = common.SubstrAfter(strName, nPos)
return strImage, strTag
}
func createDockerfile(template string, codePath string) (strcodePathPrev string, strLocalFile string, strRemoteFile string) {
dockerfile_template, _ := common.Config().String("image", "dockerfile_template")
dockerfile, _ := common.Config().String("image", "dockerfile")
datetime := time.Now().Format("2006-01-02")
strLocalFile = dockerfile + "/" + datetime + "/" + template + "/Dockerfile"
pos := strings.LastIndex(codePath, "/")
strcodePathPrev = common.SubstrBefore(codePath, pos)
if "" == strcodePathPrev {
strcodePathPrev = "/"
}
relativePath := "./" + common.SubstrAfter(codePath, pos)
addContent := "\n" + "ADD " + relativePath + " /data/" + template + "_code" + "\n"
//读取模版，生成目标Dockerfile文件
templateContent := common.ReadFile(dockerfile_template + "/" + template + "/Dockerfile")
newContent := addNewContent(templateContent, "EXPOSE,CMD", addContent)
createFile(strLocalFile, newContent)
strRemoteFile = strcodePathPrev + "/Dockerfile"
return strcodePathPrev, strLocalFile, strRemoteFile
}
//创建文件并写入内容，如文件已存在，覆盖旧文件
func createFile(filePath, strData string) (code int, result string) {
if strData == "" {
return 1, "content不能为空"
}
pos := strings.LastIndex(filePath, "/")
fileDirectory := common.SubstrBefore(filePath, pos)
if !common.IsDirExists(fileDirectory) {
err := os.MkdirAll(fileDirectory, os.ModePerm) //生成多级目录
if err != nil {
fmt.Println("创建目录("+fileDirectory+")失败：", err)
return 1, "创建目录(" + fileDirectory + ")失败"
}
}
if !common.SaveFile(filePath, strData) {
return 1, "创建文件失败"
}
return 0, "创建文件成功"
}
func addNewContent(oldContent, addFlag, addContent string) string {
if oldContent == "" || addFlag == "" || addContent == "" {
fmt.Println("oldContent、addFlag、addContent不能为空")
return ""
}
for _, f := range strings.Split(addFlag, ",") {
if f == "" {
continue
}
pos := strings.Index(oldContent, f)
if pos == -1 {
continue
}
return common.SubstrBefore(oldContent, pos) + addContent + common.SubstrAfter(oldContent, pos-1)
}
return ""
}