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cd_node.go
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cd_node.go
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package gocd
import (
"context"
"fmt"
"strings"
"github.com/liumingmin/gojenkins"
"github.com/liumingmin/goutils/log"
)
type CdNodeBroker struct {
jenkins *gojenkins.Jenkins
env string
defCdNodeParam *CdNodeParam
nodesCache map[string]*gojenkins.Node
}
func NewCdNodeBroker(jenkins *gojenkins.Jenkins, env string, nodeParam *CdNodeParam) *CdNodeBroker {
cdNodeBroker := &CdNodeBroker{
jenkins: jenkins,
env: env,
defCdNodeParam: nodeParam,
nodesCache: make(map[string]*gojenkins.Node),
}
if cdNodeBroker.defCdNodeParam == nil {
cdNodeBroker.defCdNodeParam = NewCdNodeParam()
}
cdNodeBroker.UpdateNodeCache(context.Background())
return cdNodeBroker
}
func (t *CdNodeBroker) SetDefCdNodeParam(defCdNodeParam *CdNodeParam) {
if defCdNodeParam != nil {
t.defCdNodeParam = defCdNodeParam
}
}
//最好使用内网IP
func (t *CdNodeBroker) CreateNode(ctx context.Context, ip, remark string, options ...CdNodeOption) error {
cdNodeInfo := t.defCdNodeParam
if len(options) > 0 {
cdNodeInfo = &CdNodeParam{}
*cdNodeInfo = *t.defCdNodeParam
for _, option := range options {
option(cdNodeInfo)
}
}
desc := fmt.Sprintf("%v:(%v)%v", t.env, ip, remark)
node, err := t.jenkins.CreateNode(ctx, ip, cdNodeInfo.numExecutors, desc, cdNodeInfo.remoteFs, ip,
map[string]string{
"method": "SSHLauncher",
"host": ip,
"port": cdNodeInfo.sshPort,
"credentialsId": cdNodeInfo.credentialsId,
"jvmOptions": cdNodeInfo.jvmOptions,
})
if err != nil {
log.Error(ctx, "CreateNode failed, err: %v", err)
return err
}
t.UpdateNodeCache(ctx)
log.Info(ctx, "CreateNode: %v", node)
return nil
}
func (t *CdNodeBroker) DeleteNode(ctx context.Context, ip string) (bool, error) {
node, err := t.jenkins.GetNode(ctx, ip)
if err != nil {
return false, err
}
ok, err := node.Delete(ctx)
if err != nil {
log.Error(ctx, "DeleteNode failed, err: %v", err)
}
if err == nil && ok {
t.UpdateNodeCache(ctx)
}
return ok, err
}
func (t *CdNodeBroker) UpdateNodeCache(ctx context.Context) error {
cache, err := t.getAllNodesMap(ctx)
if err != nil || cache == nil {
log.Error(ctx, "UpdateNodeCache failed, err: %v", err)
return err
}
t.nodesCache = cache
return nil
}
func (t *CdNodeBroker) GetNodeByName(name string) *gojenkins.Node {
node, ok := t.nodesCache[name]
if ok {
return node
}
return nil
}
func (t *CdNodeBroker) getAllNodes(ctx context.Context) ([]*gojenkins.Node, error) {
nodes, err := t.jenkins.GetAllNodes(ctx)
if err != nil {
return nil, err
}
envNodes := make([]*gojenkins.Node, 0, len(nodes))
for _, node := range nodes {
if !strings.HasPrefix(node.Raw.Description, t.env) && node.Raw.DisplayName != "master" {
continue
}
envNodes = append(envNodes, node)
}
return envNodes, nil
}
func (t *CdNodeBroker) getAllNodesMap(ctx context.Context) (map[string]*gojenkins.Node, error) {
nodes, err := t.getAllNodes(ctx)
if err != nil {
return make(map[string]*gojenkins.Node), err
}
nodesMap := make(map[string]*gojenkins.Node)
for _, node := range nodes {
nodesMap[node.GetName()] = node
}
return nodesMap, nil
}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
type CdNodeParam struct {
credentialsId string
jvmOptions string
numExecutors int
remoteFs string
sshPort string
}
func NewCdNodeParam(options ...CdNodeOption) *CdNodeParam {
cdNodeInfo := &CdNodeParam{
numExecutors: 1,
jvmOptions: "-Xms16m -Xmx64m",
remoteFs: "/var/lib/jenkins",
sshPort: "22",
}
if len(options) > 0 {
for _, option := range options {
option(cdNodeInfo)
}
}
return cdNodeInfo
}
type CdNodeOption func(*CdNodeParam)
func CdNodeCredIdOption(credId string) CdNodeOption {
return func(nodeInfo *CdNodeParam) {
nodeInfo.credentialsId = credId
}
}
func CdNodeJvmOption(jvm string) CdNodeOption {
return func(nodeInfo *CdNodeParam) {
nodeInfo.jvmOptions = jvm
}
}
func CdNodeNumExecutorsOption(numExecutors int) CdNodeOption {
return func(nodeInfo *CdNodeParam) {
nodeInfo.numExecutors = numExecutors
}
}
func CdNodeRemoteFsOption(remoteFs string) CdNodeOption {
return func(nodeInfo *CdNodeParam) {
nodeInfo.remoteFs = remoteFs
}
}
func CdNodeSshPortOption(sshPort string) CdNodeOption {
return func(nodeInfo *CdNodeParam) {
nodeInfo.sshPort = sshPort
}
}