rmmagent/agent/tactical/install/install_windows.go
2022-06-23 15:07:18 -07:00

349 lines
8.2 KiB
Go

package install
import (
"errors"
"fmt"
"io"
"math/rand"
"net/url"
"os"
"path/filepath"
"regexp"
"runtime"
"strconv"
"strings"
"time"
"github.com/amidaware/rmmagent/agent/patching"
"github.com/amidaware/rmmagent/agent/services"
"github.com/amidaware/rmmagent/agent/system"
"github.com/amidaware/rmmagent/agent/tactical"
"github.com/amidaware/rmmagent/agent/tactical/mesh"
"github.com/amidaware/rmmagent/agent/tactical/service"
"github.com/amidaware/rmmagent/agent/tactical/shared"
"github.com/amidaware/rmmagent/agent/utils"
"github.com/go-resty/resty/v2"
"github.com/gonutz/w32/v2"
ksvc "github.com/kardianos/service"
"github.com/shirou/gopsutil/host"
"golang.org/x/sys/windows/registry"
)
const winSvcName = "tacticalrmm"
func Install(i *Installer) error {
CheckExistingAndRemove(i.Silent)
i.Headers = map[string]string{
"content-type": "application/json",
"Authorization": fmt.Sprintf("Token %s", i.Token),
}
AgentID := GenerateAgentID()
u, err := url.Parse(i.RMM)
if err != nil {
return err
}
if u.Scheme != "https" && u.Scheme != "http" {
return errors.New("Invalid URL (must contain https or http)")
}
// will match either ipv4 , or ipv4:port
var ipPort = regexp.MustCompile(`[0-9]+(?:\.[0-9]+){3}(:[0-9]+)?`)
// if ipv4:port, strip the port to get ip for salt master
if ipPort.MatchString(u.Host) && strings.Contains(u.Host, ":") {
i.SaltMaster = strings.Split(u.Host, ":")[0]
} else if strings.Contains(u.Host, ":") {
i.SaltMaster = strings.Split(u.Host, ":")[0]
} else {
i.SaltMaster = u.Host
}
terr := utils.TestTCP(fmt.Sprintf("%s:4222", i.SaltMaster))
if terr != nil {
return fmt.Errorf("ERROR: Either port 4222 TCP is not open on your RMM, or nats.service is not running.\n\n%s", terr.Error())
}
baseURL := u.Scheme + "://" + u.Host
iClient := resty.New()
iClient.SetCloseConnection(true)
iClient.SetTimeout(15 * time.Second)
iClient.SetHeaders(i.Headers)
// set proxy if applicable
if len(i.Proxy) > 0 {
iClient.SetProxy(i.Proxy)
}
creds, cerr := iClient.R().Get(fmt.Sprintf("%s/api/v3/installer/", baseURL))
if cerr != nil {
return cerr
}
if creds.StatusCode() == 401 {
return errors.New("Installer token has expired. Please generate a new one.")
}
verPayload := map[string]string{"version": i.Version}
iVersion, ierr := iClient.R().SetBody(verPayload).Post(fmt.Sprintf("%s/api/v3/installer/", baseURL))
if ierr != nil {
return ierr
}
if iVersion.StatusCode() != 200 {
return errors.New(DjangoStringResp(iVersion.String()))
}
rClient := resty.New()
rClient.SetCloseConnection(true)
rClient.SetTimeout(i.Timeout * time.Second)
// set rest knox headers
rClient.SetHeaders(i.Headers)
// set local cert if applicable
if len(i.Cert) > 0 {
if !utils.FileExists(i.Cert) {
return fmt.Errorf("%s does not exist", i.Cert)
}
rClient.SetRootCertificate(i.Cert)
}
if len(i.Proxy) > 0 {
rClient.SetProxy(i.Proxy)
}
var arch string
switch runtime.GOARCH {
case "x86_64":
arch = "64"
case "x86":
arch = "32"
}
var installerMeshSystemBin string
if len(i.MeshDir) > 0 {
installerMeshSystemBin = filepath.Join(i.MeshDir, "MeshAgent.exe")
} else {
installerMeshSystemBin = mesh.GetMeshBinLocation()
}
var meshNodeID string
if runtime.GOOS == "windows" && !i.NoMesh {
meshPath := filepath.Join(shared.GetProgramDirectory(), "meshagent.exe")
if i.LocalMesh == "" {
payload := map[string]string{"arch": arch, "plat": runtime.GOOS}
r, err := rClient.R().SetBody(payload).SetOutput(meshPath).Post(fmt.Sprintf("%s/api/v3/meshexe/", baseURL))
if err != nil {
}
if r.StatusCode() != 200 {
}
} else {
err := copyFile(i.LocalMesh, meshPath)
if err != nil {
}
}
time.Sleep(1 * time.Second)
meshNodeID, err = mesh.InstallMesh(meshPath, installerMeshSystemBin, i.Proxy)
if err != nil {
}
}
if len(i.MeshNodeID) > 0 {
meshNodeID = i.MeshNodeID
}
// add agent
host, _ := host.Info()
agentPayload := map[string]interface{}{
"agent_id": AgentID,
"hostname": host.Hostname,
"site": i.SiteID,
"monitoring_type": i.AgentType,
"mesh_node_id": meshNodeID,
"description": i.Description,
"goarch": runtime.GOARCH,
"plat": runtime.GOOS,
}
r, err := rClient.R().SetBody(agentPayload).SetResult(&NewAgentResp{}).Post(fmt.Sprintf("%s/api/v3/newagent/", baseURL))
if err != nil {
}
if r.StatusCode() != 200 {
}
agentPK := r.Result().(*NewAgentResp).AgentPK
agentToken := r.Result().(*NewAgentResp).Token
CreateAgentConfig(baseURL, AgentID, i.SaltMaster, agentToken, strconv.Itoa(agentPK), i.Cert, i.Proxy, i.MeshDir)
time.Sleep(1 * time.Second)
time.Sleep(3 * time.Second)
// check in once
service.DoNatsCheckIn(i.Version)
service.SendSoftware()
utils.CreateTRMMTempDir()
patching.PatchMgmnt(true)
svcConf := &ksvc.Config{
Executable: shared.GetProgramBin(),
Name: winSvcName,
DisplayName: "TacticalRMM Agent Service",
Arguments: []string{"-m", "svc"},
Description: "TacticalRMM Agent Service",
Option: ksvc.KeyValue{
"StartType": "automatic",
"OnFailure": "restart",
"OnFailureDelayDuration": "5s",
"OnFailureResetPeriod": 10,
},
}
err = service.InstallService(winSvcName, service.IService{}, svcConf)
if err != nil {
return err
}
time.Sleep(1 * time.Second)
out := services.ControlService(winSvcName, "start")
if !out.Success {
return errors.New(out.ErrorMsg)
}
system.AddDefenderExclusions()
if i.Power {
system.DisableSleepHibernate()
}
if i.Ping {
system.EnablePing()
}
if i.RDP {
system.EnableRDP()
}
return nil
}
func copyFile(src, dst string) error {
in, err := os.Open(src)
if err != nil {
return err
}
defer in.Close()
out, err := os.Create(dst)
if err != nil {
return err
}
defer out.Close()
_, err = io.Copy(out, in)
if err != nil {
return err
}
return nil
}
// GenerateAgentID creates and returns a unique agent id
func GenerateAgentID() string {
rand.Seed(time.Now().UnixNano())
letters := []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
b := make([]rune, 40)
for i := range b {
b[i] = letters[rand.Intn(len(letters))]
}
return string(b)
}
// DjangoStringResp removes double quotes from django rest api resp
func DjangoStringResp(resp string) string {
return strings.Trim(resp, `"`)
}
func CreateAgentConfig(baseurl, agentid, apiurl, token, agentpk, cert, proxy, meshdir string) error {
k, _, err := registry.CreateKey(registry.LOCAL_MACHINE, `SOFTWARE\TacticalRMM`, registry.ALL_ACCESS)
if err != nil {
return err
}
defer k.Close()
err = k.SetStringValue("BaseURL", baseurl)
if err != nil {
return err
}
err = k.SetStringValue("AgentID", agentid)
if err != nil {
return err
}
err = k.SetStringValue("ApiURL", apiurl)
if err != nil {
return err
}
err = k.SetStringValue("Token", token)
if err != nil {
return err
}
err = k.SetStringValue("AgentPK", agentpk)
if err != nil {
}
if len(cert) > 0 {
err = k.SetStringValue("Cert", cert)
if err != nil {
return err
}
}
if len(proxy) > 0 {
err = k.SetStringValue("Proxy", proxy)
if err != nil {
return err
}
}
if len(meshdir) > 0 {
err = k.SetStringValue("MeshDir", meshdir)
if err != nil {
return err
}
}
return nil
}
func CheckExistingAndRemove(silent bool) {
hasReg := false
_, err := registry.OpenKey(registry.LOCAL_MACHINE, `SOFTWARE\TacticalRMM`, registry.ALL_ACCESS)
if err == nil {
hasReg = true
}
if hasReg {
tacUninst := filepath.Join(shared.GetProgramDirectory(), tactical.GetUninstallExe())
tacUninstArgs := [2]string{tacUninst, "/VERYSILENT"}
window := w32.GetForegroundWindow()
if !silent && window != 0 {
var handle w32.HWND
msg := "Existing installation found\nClick OK to remove, then re-run the installer.\nClick Cancel to abort."
action := w32.MessageBox(handle, msg, "Tactical RMM", w32.MB_OKCANCEL|w32.MB_ICONWARNING)
if action == w32.IDOK {
tactical.AgentUninstall("foo")
}
} else {
fmt.Println("Existing installation found and must be removed before attempting to reinstall.")
fmt.Println("Run the following command to uninstall, and then re-run this installer.")
fmt.Printf(`"%s" %s `, tacUninstArgs[0], tacUninstArgs[1])
}
os.Exit(0)
}
}