fix sendpackage and cmd with workdir

docs/v3.0.md

@@ -196,6 +196,8 @@ mkdir dashboard && cd dashboard
 ```cassandraql
 echo "LOAD docker load -i image.tar" >> config
 echo "APPLY kubectl apply -f dashboard.yaml" >> config
+echo "DELETE kubectl delete -f dashboard.yaml" >> config
+echo "REMOVE sleep 10 && docker rmi -f dashboard:latest" >> config
 ```
 
 3. 下载yaml文件与保存镜像

install/install.go

@@ -159,16 +159,17 @@ type RunOnEveryNodes struct {
 func (r *RunOnEveryNodes) Run(config SealConfig, url, pkgName string) {
 	var wg sync.WaitGroup
 	tarCmd := fmt.Sprintf("tar xvf %s.tar", pkgName)
+	workspace := fmt.Sprintf("/root/%s", pkgName)
 
 	nodes := append(config.Masters, config.Nodes...)
-	SendPackage(url, nodes, pkgName)
+	FetchPackage(url, nodes, workspace)
 	for _, node := range nodes {
 		wg.Add(1)
 		go func(node string) {
 			defer wg.Done()
 			Cmd(node, tarCmd)
 			for _, cmd := range r.Cmd {
-				CmdWorkSpace(node, cmd.Cmd, fmt.Sprintf("/root/%s", pkgName))
+				CmdWorkSpace(node, cmd.Cmd, workspace)
 			}
 		}(node)
 	}
@@ -181,9 +182,10 @@ type RunOnMaster struct {
 }
 
 func (r *RunOnMaster) Run(config SealConfig, url, pkgName string) {
+	workspace := fmt.Sprintf("/root/%s", pkgName)
 	SendPackage(url, []string{config.Masters[0]}, pkgName)
 	for _, cmd := range r.Cmd {
-		CmdWorkSpace(config.Masters[0], cmd.Cmd,fmt.Sprintf("/root/%s", pkgName))
+		CmdWorkSpace(config.Masters[0], cmd.Cmd, workspace)
 	}
 }
 

install/utils.go

@@ -335,3 +335,44 @@ func SendPackage(url string, hosts []string, packName string) {
 	}
 	wm.Wait()
 }
+
+// FetchPackage if url exist wget it, or scp the local package to hosts
+// dst is the remote offline path like /root
+func FetchPackage(url string, hosts []string, dst string) {
+	pkg := path.Base(url)
+	fullDst := fmt.Sprintf("%s/%s", dst, pkg)
+	mkdstdir := fmt.Sprintf("mkdir -p %s || true", dst)
+
+	//only http
+	isHttp := strings.HasPrefix(url, "http")
+	wgetCommand := ""
+	if isHttp {
+		wgetParam := ""
+		if strings.HasPrefix(url, "https") {
+			wgetParam = "--no-check-certificate"
+		}
+		wgetCommand = fmt.Sprintf(" wget %s ", wgetParam)
+	}
+	remoteCmd := fmt.Sprintf("cd %s &&  %s %s", dst, wgetCommand, url)
+
+	var wm sync.WaitGroup
+	for _, host := range hosts {
+		wm.Add(1)
+		go func(host string) {
+			defer wm.Done()
+			logger.Debug("[%s]please wait for copy offline package", host)
+			Cmd(host, mkdstdir)
+			if RemoteFilExist(host, fullDst) {
+				logger.Warn("[%s]SendPackage: [%s] file is exist", host, fullDst)
+			} else {
+				if isHttp {
+					go WatchFileSize(host, fullDst, GetFileSize(url))
+					Cmd(host, remoteCmd)
+				} else {
+					Copy(host, url, fullDst)
+				}
+			}
+		}(host)
+	}
+	wm.Wait()
+}