forked from flynn/flynn
/
main.go
408 lines (361 loc) · 10.3 KB
/
main.go
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package main
import (
"bytes"
"fmt"
"io"
"io/ioutil"
"log"
"os"
"os/exec"
"regexp"
"strings"
"time"
"github.com/flynn/flynn/cli/config"
"github.com/flynn/flynn/pkg/shutdown"
"github.com/flynn/flynn/test/arg"
"github.com/flynn/flynn/test/cluster"
"github.com/flynn/flynn/test/cluster/client"
"github.com/flynn/go-check"
"github.com/fsouza/go-dockerclient"
)
var args *arg.Args
var flynnrc string
var routerIP string
var testCluster *testcluster.Client
func init() {
args = arg.Parse()
if args.Stream {
args.Debug = true
}
log.SetFlags(log.Lshortfile)
}
func main() {
defer shutdown.Exit()
var err error
if err = lookupImageURIs(); err != nil {
log.Fatalf("could not determine image ID: %s", err)
}
var res *check.Result
// defer exiting here so it runs after all other defers
defer func() {
if err != nil || res != nil && !res.Passed() {
os.Exit(1)
}
}()
flynnrc = args.Flynnrc
routerIP = args.RouterIP
if flynnrc == "" {
c := cluster.New(args.BootConfig, os.Stdout)
var rootFS string
rootFS, err = c.BuildFlynn(args.RootFS, "origin/master", false, false)
if err != nil {
if args.Kill {
c.Shutdown()
}
log.Println("could not build flynn: ", err)
if rootFS != "" {
os.RemoveAll(rootFS)
}
return
}
if args.BuildRootFS {
c.Shutdown()
fmt.Println("Built Flynn in rootfs:", rootFS)
return
} else {
defer os.RemoveAll(rootFS)
}
if _, err = c.Boot(cluster.ClusterTypeDefault, 3, nil, args.Kill); err != nil {
log.Println("could not boot cluster: ", err)
return
}
if args.Kill {
defer c.Shutdown()
}
if err = createFlynnrc(c); err != nil {
log.Println(err)
return
}
defer os.RemoveAll(flynnrc)
routerIP = c.RouterIP
}
if args.ClusterAPI != "" {
testCluster, err = testcluster.NewClient(args.ClusterAPI)
if err != nil {
log.Println(err)
return
}
}
if err = setupGitreceive(); err != nil {
log.Println(err)
return
}
if err = setupDockerPush(); err != nil {
log.Println(err)
return
}
res = check.RunAll(&check.RunConf{
Filter: args.Run,
Stream: args.Stream,
Verbose: args.Debug,
KeepWorkDir: args.Debug,
ConcurrencyLevel: args.Concurrency,
})
fmt.Println(res)
}
var imageURIs = map[string]string{
"test-apps": "",
"postgresql": "",
"controller-examples": "",
}
func lookupImageURIs() error {
d, err := docker.NewClient("unix:///var/run/docker.sock")
if err != nil {
return err
}
for name := range imageURIs {
fullName := "flynn/" + name
image, err := d.InspectImage(fullName)
if err != nil {
return err
}
imageURIs[name] = fmt.Sprintf("https://example.com?name=%s&id=%s", fullName, image.ID)
}
return nil
}
func createFlynnrc(c *cluster.Cluster) error {
tmpfile, err := ioutil.TempFile("", "flynnrc-")
if err != nil {
return err
}
path := tmpfile.Name()
config, err := c.CLIConfig()
if err != nil {
os.RemoveAll(path)
return err
}
if err := config.SaveTo(path); err != nil {
os.RemoveAll(path)
return err
}
flynnrc = path
return nil
}
func setupGitreceive() error {
// Unencrypted SSH private key for the flynn-test GitHub account.
// Omits header/footer to avoid any GitHub auto-revoke key crawlers
sshKey := `MIIEpAIBAAKCAQEA2UnQ/17TfzQRt4HInuP1SYz/tSNaCGO3NDIPLydVu8mmxuKT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`
out, err := flynnCmd("/", "-a", "gitreceive", "env", "set",
"SSH_CLIENT_HOSTS=github.com,192.30.252.131 ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAq2A7hRGmdnm9tUDbO9IDSwBK6TbQa+PXYPCPy6rbTrTtw7PHkccKrpp0yVhp5HdEIcKr6pLlVDBfOLX9QUsyCOV0wzfjIJNlGEYsdlLJizHhbn2mUjvSAHQqZETYP81eFzLQNnPHt4EVVUh7VfDESU84KezmD5QlWpXLmvU31/yMf+Se8xhHTvKSCZIFImWwoG6mbUoWf9nzpIoaSjB+weqqUUmpaaasXVal72J+UX2B+2RPW3RcT0eOzQgqlJL3RKrTJvdsjE3JEAvGq3lGHSZXy28G3skua2SmVi/w4yCE6gbODqnTWlg7+wC604ydGXA8VJiS5ap43JXiUFFAaQ==",
fmt.Sprintf("SSH_CLIENT_KEY=-----BEGIN RSA PRIVATE KEY-----\n%s\n-----END RSA PRIVATE KEY-----\n", sshKey)).CombinedOutput()
if err != nil {
return fmt.Errorf("%s: %q", err, string(out))
}
return nil
}
func setupDockerPush() error {
conf, err := config.ReadFile(flynnrc)
if err != nil {
return err
}
url := strings.Replace(conf.Clusters[0].ControllerURL, "controller", "docker", 1)
// TODO: remove this `set-push-url' call once CI configures DockerPushURL
if out, err := flynnCmd("/", "docker", "set-push-url", url).CombinedOutput(); err != nil {
return fmt.Errorf("%s: %q", err, out)
}
if out, err := flynnCmd("/", "docker", "login").CombinedOutput(); err != nil {
return fmt.Errorf("%s: %q", err, out)
}
return nil
}
type CmdResult struct {
Cmd []string
Output string
Err error
}
func flynnEnv(path string) []string {
env := os.Environ()
res := make([]string, 0, len(env)+1)
for _, v := range env {
if !strings.HasPrefix(v, "FLYNNRC=") {
res = append(res, v)
}
}
res = append(res, "FLYNNRC="+path)
return res
}
func flynnCmd(dir string, cmdArgs ...string) *exec.Cmd {
cmd := exec.Command(args.CLI, cmdArgs...)
cmd.Env = flynnEnv(flynnrc)
cmd.Dir = dir
return cmd
}
func flynn(t *check.C, dir string, args ...string) *CmdResult {
return run(t, flynnCmd(dir, args...))
}
func debug(t *check.C, v ...interface{}) {
t.Log(append([]interface{}{"++ ", time.Now().Format("15:04:05.000"), " "}, v...)...)
}
func debugf(t *check.C, format string, v ...interface{}) {
t.Logf(strings.Join([]string{"++", time.Now().Format("15:04:05.000"), format}, " "), v...)
}
func run(t *check.C, cmd *exec.Cmd) *CmdResult {
var out bytes.Buffer
debug(t, strings.Join(append([]string{cmd.Path}, cmd.Args[1:]...), " "))
if args.Stream {
cmd.Stdout = io.MultiWriter(os.Stdout, &out)
cmd.Stderr = io.MultiWriter(os.Stderr, &out)
} else {
cmd.Stdout = &out
cmd.Stderr = &out
}
err := cmd.Run()
res := &CmdResult{
Cmd: cmd.Args,
Err: err,
Output: out.String(),
}
if !args.Stream {
t.Log(res.Output)
}
return res
}
var Outputs check.Checker = outputChecker{
&check.CheckerInfo{
Name: "Outputs",
Params: []string{"result", "output"},
},
}
type outputChecker struct {
*check.CheckerInfo
}
func (outputChecker) Check(params []interface{}, names []string) (bool, string) {
ok, msg, s, res := checkCmdResult(params, names)
if !ok {
return ok, msg
}
return s == res.Output, ""
}
func checkCmdResult(params []interface{}, names []string) (ok bool, msg, s string, res *CmdResult) {
res, ok = params[0].(*CmdResult)
if !ok {
msg = "result must be a *CmdResult"
return
}
switch v := params[1].(type) {
case []byte:
s = string(v)
case string:
s = v
default:
msg = "output must be a []byte or string"
return
}
ok = true
return
}
var OutputContains check.Checker = outputContainsChecker{
&check.CheckerInfo{
Name: "OutputContains",
Params: []string{"result", "contains"},
},
}
type outputContainsChecker struct {
*check.CheckerInfo
}
func (outputContainsChecker) Check(params []interface{}, names []string) (bool, string) {
ok, msg, s, res := checkCmdResult(params, names)
if !ok {
return ok, msg
}
return strings.Contains(res.Output, s), ""
}
var Succeeds check.Checker = succeedsChecker{
&check.CheckerInfo{
Name: "Succeeds",
Params: []string{"result"},
},
}
type succeedsChecker struct {
*check.CheckerInfo
}
func (succeedsChecker) Check(params []interface{}, names []string) (bool, string) {
res, ok := params[0].(*CmdResult)
if !ok {
return false, "result must be a *CmdResult"
}
return res.Err == nil, ""
}
var SuccessfulOutputContains check.Checker = successfulOutputContainsChecker{
&check.CheckerInfo{
Name: "SuccessfulOutputContains",
Params: []string{"result", "contains"},
},
Succeeds,
OutputContains,
}
type successfulOutputContainsChecker struct {
*check.CheckerInfo
succeeds check.Checker
outputContains check.Checker
}
func (s successfulOutputContainsChecker) Check(params []interface{}, names []string) (bool, string) {
ok, res := s.succeeds.Check(params, names)
if ok {
return s.outputContains.Check(params, names)
}
return ok, res
}
type matchesChecker struct {
*check.CheckerInfo
}
var Matches check.Checker = &matchesChecker{
&check.CheckerInfo{Name: "Matches", Params: []string{"value", "regex"}},
}
func (checker *matchesChecker) Check(params []interface{}, names []string) (result bool, error string) {
return matches(params[0], params[1])
}
func matches(value, regex interface{}) (result bool, error string) {
reStr, ok := regex.(string)
if !ok {
return false, "Regex must be a string"
}
valueStr, valueIsStr := value.(string)
if !valueIsStr {
if valueWithStr, valueHasStr := value.(fmt.Stringer); valueHasStr {
valueStr, valueIsStr = valueWithStr.String(), true
}
}
if valueIsStr {
matches, err := regexp.MatchString(reStr, valueStr)
if err != nil {
return false, "Can't compile regex: " + err.Error()
}
return matches, ""
}
return false, "Obtained value is not a string and has no .String()"
}