mirror of
https://gitee.com/rainbond/Rainbond.git
synced 2024-12-04 20:57:38 +08:00
712 lines
20 KiB
Go
712 lines
20 KiB
Go
// Copyright (C) 2014-2018 Goodrain Co., Ltd.
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// RAINBOND, Application Management Platform
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version. For any non-GPL usage of Rainbond,
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// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
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// must be obtained first.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package cmd
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"os"
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"os/exec"
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"strconv"
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"strings"
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"github.com/fatih/color"
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"github.com/Sirupsen/logrus"
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"github.com/apcera/termtables"
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"github.com/goodrain/rainbond/api/util"
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"github.com/goodrain/rainbond/grctl/clients"
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"github.com/goodrain/rainbond/node/nodem/client"
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coreutil "github.com/goodrain/rainbond/util"
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"github.com/gosuri/uitable"
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"github.com/urfave/cli"
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)
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func handleErr(err *util.APIHandleError) {
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if err != nil && err.Err != nil {
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fmt.Printf("Code %d, Msg:%v\n", err.Code, err.String())
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os.Exit(1)
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}
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}
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func showError(m string) {
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fmt.Printf("Error: %s\n", m)
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os.Exit(1)
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}
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func showSuccessMsg(m string) {
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fmt.Printf("Success: %s\n", m)
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os.Exit(0)
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}
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//NewCmdShow show
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func NewCmdShow() cli.Command {
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c := cli.Command{
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Name: "show",
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Usage: "Display region info",
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Action: func(c *cli.Context) error {
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Common(c)
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manageHosts, err := clients.RegionClient.Nodes().GetNodeByRule("manage")
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handleErr(err)
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ips := getExternalIP("/opt/rainbond/.init/.ip", manageHosts)
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fmt.Println("Manage your apps with webui:\n-------------------------------")
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for _, v := range ips {
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url := v + ":7070"
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fmt.Print(url + " ")
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}
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fmt.Println("\n")
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//fmt.Println("The webui use websocket to provide more feture：")
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//for _, v := range ips {
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// url := v + ":6060"
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// fmt.Print(url + " ")
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//}
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//fmt.Println()
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//fmt.Println("Your web apps use nginx for reverse proxy:")
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//for _, v := range ips {
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// url := v + ":80"
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// fmt.Print(url + " ")
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//}
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//fmt.Println()
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if fileExist("/opt/rainbond/.init/.regioninfo") {
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regionInfo, err := ioutil.ReadFile("/opt/rainbond/.init/.regioninfo")
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if err != nil {
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return nil
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}
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fmt.Println("Current data center information:\n-------------------------------")
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fmt.Println(string(regionInfo))
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}
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return nil
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},
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}
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return c
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}
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func getExternalIP(path string, node []*client.HostNode) []string {
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var result []string
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if fileExist(path) {
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externalIP, err := ioutil.ReadFile(path)
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if err != nil {
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return nil
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}
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strings.TrimSpace(string(externalIP))
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result = append(result, strings.TrimSpace(string(externalIP)))
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} else {
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for _, v := range node {
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result = append(result, v.InternalIP)
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}
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}
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return result
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}
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func fileExist(path string) bool {
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_, err := os.Stat(path)
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if err == nil {
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return true
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}
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if os.IsNotExist(err) {
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return false
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}
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return false
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}
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type nodeStatusShow struct {
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status string
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message []string
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color color.Attribute
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}
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func (n nodeStatusShow) String() string {
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color := color.New(n.color)
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if len(n.message) > 0 {
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return color.Sprintf("%s(%s)", n.status, strings.Join(n.message, ","))
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}
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return color.Sprintf("%s", n.status)
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}
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func getStatusShow(v *client.HostNode) (status string) {
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nss := nodeStatusShow{
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status: v.Status,
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color: color.FgGreen,
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}
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if v.Role.HasRule("compute") && !v.NodeStatus.CurrentScheduleStatus {
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nss.message = append(nss.message, "unschedulable")
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nss.color = color.FgYellow
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}
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if !v.NodeStatus.NodeHealth {
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nss.message = append(nss.message, "unhealth")
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nss.color = color.FgRed
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}
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result := nss.String()
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if strings.Contains(result, "unknown") {
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result = "unknown"
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}
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return result
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}
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func handleStatus(serviceTable *termtables.Table, v *client.HostNode) {
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serviceTable.AddRow(v.ID, v.InternalIP, v.HostName, v.Role.String(), getStatusShow(v))
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}
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func handleConditionResult(serviceTable *termtables.Table, conditions []client.NodeCondition) {
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for _, v := range conditions {
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if v.Type == client.NodeReady {
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continue
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}
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var formatReady string
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if v.Status == client.ConditionFalse {
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if v.Type == client.OutOfDisk || v.Type == client.MemoryPressure || v.Type == client.DiskPressure || v.Type == client.InstallNotReady {
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formatReady = "\033[0;32;32m false \033[0m"
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} else {
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formatReady = "\033[0;31;31m false \033[0m"
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}
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} else {
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if v.Type == client.OutOfDisk || v.Type == client.MemoryPressure || v.Type == client.DiskPressure || v.Type == client.InstallNotReady {
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formatReady = "\033[0;31;31m true \033[0m"
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} else {
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formatReady = "\033[0;32;32m true \033[0m"
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}
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}
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serviceTable.AddRow(string(v.Type), formatReady, handleMessage(string(v.Status), v.Message))
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}
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}
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func extractReady(serviceTable *termtables.Table, conditions []client.NodeCondition, name string) {
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for _, v := range conditions {
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if string(v.Type) == name {
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var formatReady string
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if v.Status == client.ConditionFalse {
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formatReady = "\033[0;31;31m false \033[0m"
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} else {
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formatReady = "\033[0;32;32m true \033[0m"
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}
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serviceTable.AddRow("\033[0;33;33m "+string(v.Type)+" \033[0m", formatReady, handleMessage(string(v.Status), v.Message))
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}
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}
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}
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func handleMessage(status string, message string) string {
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if status == "True" {
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return ""
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}
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return message
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}
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//NewCmdNode NewCmdNode
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func NewCmdNode() cli.Command {
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c := cli.Command{
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Name: "node",
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Usage: "rainbond node manage cmd",
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Subcommands: []cli.Command{
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{
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Name: "get",
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Usage: "get hostID/internal ip",
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Flags: []cli.Flag{
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cli.StringFlag{
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Name: "output,o",
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},
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},
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Action: func(c *cli.Context) error {
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Common(c)
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id := c.Args().First()
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if id == "" {
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logrus.Errorf("need args")
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return nil
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}
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v, err := clients.RegionClient.Nodes().Get(id)
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handleErr(err)
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if c.String("output") == "json" {
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jsIndent, _ := json.MarshalIndent(v, "", "\t")
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fmt.Print(string(jsIndent))
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os.Exit(0)
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}
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table := uitable.New()
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fmt.Printf("-------------------Node Information-----------------------\n")
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table.AddRow("uuid", v.ID)
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table.AddRow("host_name", v.HostName)
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table.AddRow("create_time", v.CreateTime)
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table.AddRow("internal_ip", v.InternalIP)
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table.AddRow("external_ip", v.ExternalIP)
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table.AddRow("role", v.Role)
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table.AddRow("mode", v.Mode)
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table.AddRow("available_memory", fmt.Sprintf("%d GB", v.AvailableMemory/1024/1024/1024))
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table.AddRow("available_cpu", fmt.Sprintf("%d Core", v.AvailableCPU))
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table.AddRow("status", v.Status)
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table.AddRow("health", v.NodeStatus.NodeHealth)
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table.AddRow("schedulable(set)", !v.Unschedulable)
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table.AddRow("schedulable(current)", v.NodeStatus.CurrentScheduleStatus)
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table.AddRow("version", v.NodeStatus.Version)
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table.AddRow("up", v.NodeStatus.NodeUpdateTime)
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table.AddRow("last_down_time", v.NodeStatus.LastDownTime)
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fmt.Println(table)
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fmt.Printf("-------------------Node Labels-----------------------\n")
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labeltable := uitable.New()
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for k, v := range v.Labels {
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labeltable.AddRow(k, v)
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}
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fmt.Println(labeltable)
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fmt.Printf("-------------------Service health-----------------------\n")
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serviceTable := termtables.CreateTable()
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serviceTable.AddHeaders("Condition", "Result", "Message")
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extractReady(serviceTable, v.NodeStatus.Conditions, "Ready")
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handleConditionResult(serviceTable, v.NodeStatus.Conditions)
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fmt.Println(serviceTable.Render())
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return nil
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},
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},
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{
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Name: "list",
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Usage: "list",
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Action: func(c *cli.Context) error {
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Common(c)
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list, err := clients.RegionClient.Nodes().List()
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handleErr(err)
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serviceTable := termtables.CreateTable()
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serviceTable.AddHeaders("Uid", "IP", "HostName", "NodeRole", "Status")
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var rest []*client.HostNode
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for _, v := range list {
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if v.Role.HasRule("manage") {
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handleStatus(serviceTable, v)
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} else {
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rest = append(rest, v)
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}
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}
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if len(rest) > 0 {
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serviceTable.AddSeparator()
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}
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for _, v := range rest {
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handleStatus(serviceTable, v)
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}
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fmt.Println(serviceTable.Render())
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return nil
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},
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},
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{
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Name: "resource",
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Usage: "resource",
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Action: func(c *cli.Context) error {
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Common(c)
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list, err := clients.RegionClient.Nodes().List()
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handleErr(err)
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serviceTable := termtables.CreateTable()
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serviceTable.AddHeaders("Uid", "HostName", "CapCpu(核)", "CapMemory(M)", "UsedCpu(核)", "UsedMemory(M)", "CpuLimits(核)", "MemoryLimits(M)", "CpuUsageRate(%)", "MemoryUsedRate(%)")
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for _, v := range list {
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if v.Role.HasRule("compute") && v.Status != "offline" {
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nodeResource, err := clients.RegionClient.Nodes().GetNodeResource(v.ID)
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handleErr(err)
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CPURequests := strconv.FormatFloat(float64(nodeResource.CPURequests)/float64(1000), 'f', 2, 64)
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CPULimits := strconv.FormatFloat(float64(nodeResource.CPULimits)/float64(1000), 'f', 2, 64)
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serviceTable.AddRow(v.ID, v.HostName, nodeResource.CpuR, nodeResource.MemR, CPURequests, nodeResource.MemoryRequests, CPULimits, nodeResource.MemoryLimits, nodeResource.CPURequestsR, nodeResource.MemoryRequestsR)
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}
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}
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fmt.Println(serviceTable.Render())
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return nil
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},
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},
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{
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Name: "up",
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Usage: "up hostID",
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Action: func(c *cli.Context) error {
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Common(c)
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id := c.Args().First()
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if id == "" {
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logrus.Errorf("need hostID")
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return nil
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}
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err := clients.RegionClient.Nodes().Up(id)
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handleErr(err)
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fmt.Printf("up node %s success\n", id)
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return nil
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},
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},
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{
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Name: "down",
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Usage: "down hostID",
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Action: func(c *cli.Context) error {
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Common(c)
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id := c.Args().First()
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if id == "" {
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logrus.Errorf("need hostID")
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return nil
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}
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err := clients.RegionClient.Nodes().Down(id)
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handleErr(err)
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fmt.Printf("down node %s success\n", id)
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return nil
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},
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},
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{
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Name: "cordon",
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Usage: "Mark node as unschedulable",
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Action: func(c *cli.Context) error {
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Common(c)
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id := c.Args().First()
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if id == "" {
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logrus.Errorf("need hostID")
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return nil
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}
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node, err := clients.RegionClient.Nodes().Get(id)
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handleErr(err)
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if !node.Role.HasRule("compute") {
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logrus.Errorf("管理节点不支持此功能")
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return nil
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}
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err = clients.RegionClient.Nodes().UnSchedulable(id)
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handleErr(err)
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fmt.Printf("cordon node %s success\n", id)
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return nil
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},
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},
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{
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Name: "uncordon",
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Usage: "Mark node as schedulable",
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Action: func(c *cli.Context) error {
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Common(c)
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id := c.Args().First()
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if id == "" {
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logrus.Errorf("need hostID")
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return nil
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}
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node, err := clients.RegionClient.Nodes().Get(id)
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handleErr(err)
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if !node.Role.HasRule("compute") {
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logrus.Errorf("管理节点不支持此功能")
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return nil
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}
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err = clients.RegionClient.Nodes().ReSchedulable(id)
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handleErr(err)
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fmt.Printf("uncordon node %s success\n", id)
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return nil
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},
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},
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{
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Name: "delete",
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Usage: "delete hostID",
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Action: func(c *cli.Context) error {
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Common(c)
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id := c.Args().First()
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if id == "" {
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logrus.Errorf("need hostID")
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return nil
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}
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err := clients.RegionClient.Nodes().Delete(id)
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handleErr(err)
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fmt.Printf("delete node %s success\n", id)
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return nil
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},
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},
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{
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Name: "rule",
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Usage: "rule ruleName",
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Action: func(c *cli.Context) error {
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Common(c)
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rule := c.Args().First()
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if rule == "" {
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logrus.Errorf("need rule name")
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return nil
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}
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hostnodes, err := clients.RegionClient.Nodes().GetNodeByRule(rule)
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handleErr(err)
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serviceTable := termtables.CreateTable()
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serviceTable.AddHeaders("Uid", "IP", "HostName", "NodeRole", "Status")
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for _, v := range hostnodes {
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handleStatus(serviceTable, v)
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}
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return nil
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},
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},
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{
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Name: "label",
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Usage: "handle node labels",
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Subcommands: []cli.Command{
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cli.Command{
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Name: "add",
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Usage: "add label for the specified node",
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Flags: []cli.Flag{
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cli.StringFlag{
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Name: "key",
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Value: "",
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Usage: "the label key",
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},
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cli.StringFlag{
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Name: "val",
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Value: "",
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Usage: "the label val",
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},
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},
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Action: func(c *cli.Context) error {
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Common(c)
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hostID := c.Args().First()
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if hostID == "" {
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logrus.Errorf("need hostID")
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return nil
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}
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k := c.String("key")
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v := c.String("val")
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err := clients.RegionClient.Nodes().Label(hostID).Add(k, v)
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handleErr(err)
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return nil
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},
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},
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cli.Command{
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Name: "delete",
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Usage: "delete the label of the specified node",
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Flags: []cli.Flag{
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cli.StringFlag{
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Name: "key",
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Value: "",
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Usage: "the label key",
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},
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},
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Action: func(c *cli.Context) error {
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Common(c)
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hostID := c.Args().First()
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if hostID == "" {
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logrus.Errorf("need hostID")
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return nil
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}
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k := c.String("key")
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err := clients.RegionClient.Nodes().Label(hostID).Delete(k)
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handleErr(err)
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return nil
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},
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},
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cli.Command{
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Name: "list",
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Usage: "list the label of the specified node",
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Flags: []cli.Flag{},
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Action: listNodeLabelsCommand,
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},
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},
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},
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{
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Name: "condition",
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Usage: "handle node conditions, support delete and list",
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Subcommands: []cli.Command{
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cli.Command{
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Name: "delete",
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Usage: "delete condition for the specified node",
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Flags: []cli.Flag{
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cli.StringFlag{
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Name: "name,n",
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Value: "",
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Usage: "the condition type name",
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||
},
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},
|
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Action: func(c *cli.Context) error {
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Common(c)
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hostID := c.Args().First()
|
||
if hostID == "" {
|
||
logrus.Errorf("need hostID")
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return nil
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||
}
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conditionType := c.String("name")
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_, err := clients.RegionClient.Nodes().Condition(hostID).Delete(client.NodeConditionType(conditionType))
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handleErr(err)
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showSuccessMsg("delete condition success")
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return nil
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},
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},
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cli.Command{
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Name: "list",
|
||
Usage: "list the conditions of the specified node",
|
||
Action: func(c *cli.Context) error {
|
||
Common(c)
|
||
hostID := c.Args().First()
|
||
if hostID == "" {
|
||
logrus.Errorf("need hostID")
|
||
return nil
|
||
}
|
||
conditions, err := clients.RegionClient.Nodes().Condition(hostID).List()
|
||
handleErr(err)
|
||
serviceTable := termtables.CreateTable()
|
||
serviceTable.AddHeaders("Condition", "Result", "Message")
|
||
handleConditionResult(serviceTable, conditions)
|
||
fmt.Println(serviceTable.Render())
|
||
return nil
|
||
},
|
||
},
|
||
},
|
||
},
|
||
{
|
||
Name: "add",
|
||
Usage: "Add a node into the cluster",
|
||
Flags: []cli.Flag{
|
||
cli.StringFlag{
|
||
Name: "hostname,host",
|
||
Usage: "The option is required",
|
||
},
|
||
cli.StringFlag{
|
||
Name: "internal-ip,iip",
|
||
Usage: "The option is required",
|
||
},
|
||
cli.StringFlag{
|
||
Name: "external-ip,eip",
|
||
Usage: "Publish the ip address for external connection",
|
||
},
|
||
cli.StringFlag{
|
||
Name: "root-pass,p",
|
||
Usage: "Specify the root password of the target host for login, this option conflicts with private-key",
|
||
},
|
||
cli.StringFlag{
|
||
Name: "private-key,key",
|
||
Usage: "Specify the private key file for login, this option conflicts with root-pass",
|
||
},
|
||
cli.StringFlag{
|
||
Name: "role,r",
|
||
Usage: "The option is required, the allowed values are: [manage|compute|gateway]",
|
||
},
|
||
cli.StringFlag{
|
||
Name: "podCIDR,cidr",
|
||
Usage: "Defines the IP assignment range for the specified node, which is automatically specified if not specified",
|
||
},
|
||
cli.StringFlag{
|
||
Name: "id",
|
||
Usage: "Specify node ID",
|
||
},
|
||
cli.BoolFlag{
|
||
Name: "install",
|
||
Usage: "Automatic installation after addition",
|
||
},
|
||
},
|
||
Action: addNodeCommand,
|
||
},
|
||
{
|
||
|
||
Name: "install",
|
||
Usage: "Install a exist node into the cluster",
|
||
Flags: []cli.Flag{},
|
||
Action: installNodeCommand,
|
||
},
|
||
},
|
||
}
|
||
return c
|
||
}
|
||
|
||
func isNodeReady(node *client.HostNode) bool {
|
||
for _, v := range node.NodeStatus.Conditions {
|
||
if strings.ToLower(string(v.Type)) == "ready" {
|
||
if strings.ToLower(string(v.Status)) == "true" {
|
||
return true
|
||
}
|
||
}
|
||
}
|
||
return false
|
||
}
|
||
|
||
func installNode(node *client.HostNode) {
|
||
linkModel := "pass"
|
||
if node.KeyPath != "" {
|
||
linkModel = "key"
|
||
}
|
||
// start add node script
|
||
logrus.Infof("Begin install node %s", node.ID)
|
||
if ok, _ := coreutil.FileExists("/opt/rainbond/rainbond-ansible/scripts/node.sh"); !ok {
|
||
logrus.Errorf("install node scripts is not found")
|
||
return
|
||
}
|
||
line := fmt.Sprintf("/opt/rainbond/rainbond-ansible/scripts/node.sh %s %s %s %s %s %s %s", node.Role[0], node.HostName,
|
||
node.InternalIP, linkModel, node.RootPass, node.KeyPath, node.ID)
|
||
cmd := exec.Command("bash", "-c", line)
|
||
cmd.Stdout = os.Stdout
|
||
cmd.Stderr = os.Stderr
|
||
cmd.Stdin = os.Stdin
|
||
if _, err := clients.RegionClient.Nodes().UpdateNodeStatus(node.ID, client.Installing); err != nil {
|
||
logrus.Errorf("update node %s status failure %s", node.ID, err.Error())
|
||
}
|
||
err := cmd.Run()
|
||
if err != nil {
|
||
logrus.Errorf("Error executing shell script %s", err.Error())
|
||
if _, err := clients.RegionClient.Nodes().UpdateNodeStatus(node.ID, client.InstallFailed); err != nil {
|
||
logrus.Errorf("update node %s status failure %s", node.ID, err.Error())
|
||
}
|
||
return
|
||
}
|
||
if _, err := clients.RegionClient.Nodes().UpdateNodeStatus(node.ID, client.InstallSuccess); err != nil {
|
||
logrus.Errorf("update node %s status failure %s", node.ID, err.Error())
|
||
}
|
||
fmt.Println("------------------------------------")
|
||
fmt.Printf("Install node %s successful \n", node.ID)
|
||
if node.Role.HasRule("compute") {
|
||
fmt.Printf("You can do 'grctl node up %s' to get this compute node to join the cluster workload \n", node.ID)
|
||
}
|
||
}
|
||
|
||
func addNodeCommand(c *cli.Context) error {
|
||
Common(c)
|
||
if !c.IsSet("role") {
|
||
showError("role must not null")
|
||
}
|
||
if c.String("root-pass") != "" && c.String("private-key") != "" {
|
||
showError("Options private-key and root-pass are conflicting")
|
||
}
|
||
if c.String("root-pass") == "" && c.String("private-key") == "" {
|
||
showError("Options private-key and root-pass must set one")
|
||
}
|
||
if c.String("role") != "compute" && c.String("role") != "manage" && c.String("role") != "gateway" {
|
||
showError("node role only support `compute`, `manage` and `gateway`")
|
||
}
|
||
var node client.APIHostNode
|
||
node.Role = c.String("role")
|
||
node.HostName = c.String("hostname")
|
||
node.RootPass = c.String("root-pass")
|
||
node.InternalIP = c.String("internal-ip")
|
||
node.ExternalIP = c.String("external-ip")
|
||
node.PodCIDR = c.String("podCIDR")
|
||
node.Privatekey = c.String("private-key")
|
||
node.AutoInstall = false
|
||
node.ID = c.String("id")
|
||
renode, err := clients.RegionClient.Nodes().Add(&node)
|
||
handleErr(err)
|
||
if c.Bool("install") {
|
||
handleErr(err)
|
||
installNode(renode)
|
||
} else {
|
||
fmt.Printf("success add %s node %s \n you install it by running: grctl node install %s \n", renode.Role, renode.ID, renode.ID)
|
||
}
|
||
return nil
|
||
}
|
||
|
||
func installNodeCommand(c *cli.Context) error {
|
||
Common(c)
|
||
nodeID := c.Args().First()
|
||
if nodeID == "" {
|
||
showError("node id can not be empty")
|
||
}
|
||
node, err := clients.RegionClient.Nodes().Get(nodeID)
|
||
handleErr(err)
|
||
installNode(node)
|
||
return nil
|
||
}
|
||
|
||
func listNodeLabelsCommand(c *cli.Context) error {
|
||
Common(c)
|
||
hostID := c.Args().First()
|
||
if hostID == "" {
|
||
logrus.Errorf("need hostID")
|
||
return nil
|
||
}
|
||
labels, err := clients.RegionClient.Nodes().Label(hostID).List()
|
||
handleErr(err)
|
||
labelTable := termtables.CreateTable()
|
||
labelTable.AddHeaders("LableKey", "LableValue")
|
||
for k, v := range labels {
|
||
labelTable.AddRow(k, v)
|
||
}
|
||
fmt.Print(labelTable.Render())
|
||
return nil
|
||
}
|