Rainbond/builder/parser/parser.go
2020-02-18 13:55:17 +08:00

319 lines
7.6 KiB
Go

// Copyright (C) 2014-2018 Goodrain Co., Ltd.
// RAINBOND, Application Management Platform
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version. For any non-GPL usage of Rainbond,
// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
// must be obtained first.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package parser
import (
"fmt"
"strings"
"github.com/Sirupsen/logrus"
"github.com/docker/distribution/reference"
"github.com/goodrain/rainbond/builder/parser/code"
"github.com/goodrain/rainbond/builder/parser/discovery"
"github.com/goodrain/rainbond/builder/parser/types"
"github.com/goodrain/rainbond/builder/sources"
"github.com/goodrain/rainbond/util"
"k8s.io/apimachinery/pkg/api/resource"
)
//ParseError 错误信息
type ParseError struct {
ErrorType ParseErrorType `json:"error_type"`
ErrorInfo string `json:"error_info"`
SolveAdvice string `json:"solve_advice"`
}
//ParseErrorList 错误列表
type ParseErrorList []ParseError
//ParseErrorType 错误类型
type ParseErrorType string
//FatalError 致命错误
var FatalError ParseErrorType = "FatalError"
//NegligibleError 可忽略错误
var NegligibleError ParseErrorType = "NegligibleError"
//Errorf error create
func Errorf(errtype ParseErrorType, format string, a ...interface{}) ParseError {
parseError := ParseError{
ErrorType: errtype,
ErrorInfo: fmt.Sprintf(format, a...),
}
return parseError
}
//ErrorAndSolve error create
func ErrorAndSolve(errtype ParseErrorType, errorInfo, SolveAdvice string) ParseError {
parseError := ParseError{
ErrorType: errtype,
ErrorInfo: errorInfo,
SolveAdvice: SolveAdvice,
}
return parseError
}
//SolveAdvice 构建a标签建议
func SolveAdvice(actionType, message string) string {
return fmt.Sprintf("<a action_type=\"%s\">%s</a>", actionType, message)
}
func (p ParseError) Error() string {
return fmt.Sprintf("Type:%s Message:%s", p.ErrorType, p.ErrorInfo)
}
func (ps ParseErrorList) Error() string {
var re string
for _, p := range ps {
re += fmt.Sprintf("Type:%s Message:%s\n", p.ErrorType, p.ErrorInfo)
}
return re
}
//IsFatalError 是否具有致命错误
func (ps ParseErrorList) IsFatalError() bool {
for _, p := range ps {
if p.ErrorType == FatalError {
return true
}
}
return false
}
//Image 镜像
type Image struct {
name reference.Named
Name string `json:"name"`
Tag string `json:"tag"`
}
//String -
func (i Image) String() string {
if i.name == nil {
return ""
}
return i.name.String()
}
//GetTag get tag
func (i Image) GetTag() string {
return i.Tag
}
//GetRepostory get repostory
func (i Image) GetRepostory() string {
if i.name == nil {
return ""
}
return reference.Path(i.name)
}
//GetDomain get image registry domain
func (i Image) GetDomain() string {
if i.name == nil {
return ""
}
domain := reference.Domain(i.name)
if domain == "docker.io" {
domain = "registry-1.docker.io"
}
return domain
}
//IsOfficial is official image
func (i Image) IsOfficial() bool {
domain := reference.Domain(i.name)
if domain == "docker.io" {
return true
}
return false
}
//GetSimpleName get image name without tag and organizations
func (i Image) GetSimpleName() string {
if strings.Contains(i.GetRepostory(), "/") {
return strings.Split(i.GetRepostory(), "/")[1]
}
return i.GetRepostory()
}
//Parser 解析器
type Parser interface {
Parse() ParseErrorList
GetServiceInfo() []ServiceInfo
GetImage() Image
}
//Lang 语言类型
type Lang string
//ServiceInfo 智能获取的应用信息
type ServiceInfo struct {
ID string `json:"id,omitempty"`
Ports []types.Port `json:"ports,omitempty"`
Envs []types.Env `json:"envs,omitempty"`
Volumes []types.Volume `json:"volumes,omitempty"`
Image Image `json:"image,omitempty"`
Args []string `json:"args,omitempty"`
DependServices []string `json:"depends,omitempty"`
ServiceDeployType string `json:"deploy_type,omitempty"`
Branchs []string `json:"branchs,omitempty"`
Memory int `json:"memory,omitempty"`
Lang code.Lang `json:"language,omitempty"`
ImageAlias string `json:"image_alias,omitempty"`
//For third party services
Endpoints []*discovery.Endpoint `json:"endpoints,omitempty"`
//os type,default linux
OS string `json:"os"`
Name string `json:"name,omitempty"` // module name
Cname string `json:"cname,omitempty"` // service cname
Packaging string `json:"packaging,omitempty"`
}
//GetServiceInfo GetServiceInfo
type GetServiceInfo struct {
UUID string `json:"uuid"`
Source string `json:"source"`
}
//GetPortProtocol 获取端口协议
func GetPortProtocol(port int) string {
if port == 80 {
return "http"
}
if port == 8080 {
return "http"
}
if port == 22 {
return "tcp"
}
if port == 3306 {
return "mysql"
}
if port == 443 {
return "https"
}
if port == 3128 {
return "http"
}
if port == 1080 {
return "udp"
}
if port == 6379 {
return "tcp"
}
if port > 1 && port < 5000 {
return "tcp"
}
return "http"
}
var dbImageKey = []string{
"mysql", "mariadb", "mongo", "redis", "tidb",
"zookeeper", "kafka", "mysqldb", "mongodb",
"memcached", "cockroachdb", "cockroach", "etcd",
"postgres", "postgresql", "elasticsearch", "consul",
"percona", "mysql-server", "mysql-cluster",
}
//DetermineDeployType Determine the deployment type
// if image like db image,return stateful type
func DetermineDeployType(imageName Image) string {
for _, key := range dbImageKey {
if strings.ToLower(imageName.GetSimpleName()) == key {
return util.StatefulServiceType
}
}
return util.StatelessServiceType
}
//readmemory
//10m 10
//10g 10*1024
//10k 128
//10b 128
func readmemory(s string) int {
def := 512
s = strings.ToLower(s)
// <binarySI> ::= Ki | Mi | Gi | Ti | Pi | Ei
isValid := false
validUnits := map[string]string{
"gi": "Gi", "mi": "Mi", "ki": "Ki",
}
for k, v := range validUnits {
if strings.Contains(s, k) {
isValid = true
s = strings.Replace(s, k, v, 1)
break
}
}
if !isValid {
validUnits := map[string]string{
"g": "Gi", "m": "Mi", "k": "Ki",
}
for k, v := range validUnits {
if strings.Contains(s, k) {
isValid = true
s = strings.Replace(s, k, v, 1)
break
}
}
}
if !isValid {
logrus.Warningf("s: %s; invalid unit", s)
return def
}
q, err := resource.ParseQuantity(s)
if err != nil {
logrus.Warningf("s: %s; failed to parse quantity: %v", s, err)
return def
}
re, ok := q.AsInt64()
if !ok {
logrus.Warningf("failed to int64: %d", re)
return def
}
if re != 0 {
return int(re) / (1024 * 1024)
}
return def
}
//ParseImageName parse image name
func ParseImageName(s string) (i Image) {
ref, err := reference.ParseAnyReference(s)
if err != nil {
logrus.Errorf("image name: %s; parse image failure %s", s, err.Error())
return i
}
name, err := reference.ParseNamed(ref.String())
if err != nil {
logrus.Errorf("parse image failure %s", err.Error())
return i
}
i.name = name
i.Tag = sources.GetTagFromNamedRef(name)
if strings.Contains(s, ":") {
i.Name = s[:len(s)-(len(i.Tag)+1)]
} else {
i.Name = s
}
return
}