// Password retrieves a password from stdin without echoing it.
func Password(prefix string) (string, error) {
var err error
line := ""
term, err := NewTerminal()
if err != nil {
return "", err
}
defer term.Close()
for line == "" {
line, err = term.Password(prefix + ": ")
if err != nil && err != io.EOF {
se := errors.IsStackError(err)
if se == nil || se.Err != io.EOF {
return "", err
}
}
if line == "" {
log.Fprintln(os.Stderr, "red", prefix, errors.ErrEmpty)
}
}
return line, nil
}
// Basic gets input and if required tests to ensure input was given.
func Basic(prefix string, required bool) (string, error) {
return Custom(prefix, func(input string) (string, bool) {
if required && input == "" {
log.Fprintln(os.Stderr, "red", prefix, errors.ErrEmpty)
return "", false
}
return input, true
})
}
// getToken gets the login information for a developer and gets a new token.
func getToken(dev *db.Developer) error {
var err error
i := 0
token := ""
// Get email and password up to 5 times, then report the error.
for token == "" && i < 5 {
validEmail := false
email := ""
pass := ""
for !validEmail {
email, err = prompt.Basic("Email", true)
if err != nil {
return err
}
_, err = mail.ParseAddress(email)
if err == nil {
validEmail = true
} else {
log.Println("yellow", "Try again! Valid email address required.")
}
}
pass, err = prompt.Password("Password")
if err != nil {
return err
}
log.Debug("Collected email", email, "pass", pass)
token, err = broome.GetTokenByLogin(email, pass)
if err != nil {
if i < 4 {
log.Fprintln(os.Stderr, "red", errors.Newf(errors.ErrLoginRetryTmpl, err))
}
i++
}
}
if err != nil {
if err == errors.ErrInvalidLogin {
err = errors.ErrTooManyLogins
}
return err
}
log.Debug("Got token", token)
dev.Token = token
return dev.Save()
}
func main() {
if env == "" {
env = "production"
}
// Remove any previous executables, ignore errors as it isn't essential.
exec, _ := osext.Executable()
if exec != "" {
os.Remove(filepath.Join(filepath.Dir(exec), ".old_bowery"+filepath.Ext(exec)))
}
// Set up error and analytics reporting.
keen := &keen.Client{
WriteKey: "8bbe0d9425a22a6c31e6da9ae3012c738ee21000b533c351a419bb0e3d08431456359d1bea654a39c2065df0b1df997ecde7e3cf49a9be0cd44341b15c1ff5523f13d26d8060373390f47bcc6a33b80e69e2b2c1101cde4ddb3d20b16a53a439a98043919e809c09c30e4856dedc963f",
ProjectID: "52c08d6736bf5a4a4b000005",
}
rollbar := &rollbar.Client{
Token: "a7c4e78074034f04b1882af596657295",
Env: env,
}
// Parse flags and get arguments.
flag.Usage = func() {
Cmds["help"].Run(keen, rollbar)
}
flag.Parse()
args := flag.Args()
command := "help"
if len(args) >= 1 {
command = args[0]
args = args[1:]
}
// Run command, and handle invalid commands.
cmd, ok := Cmds[command]
if !ok {
keen.AddEvent("invalid command", map[string]string{"command": command})
log.Fprintln(os.Stderr, "red", errors.ErrInvalidCommand, command)
os.Exit(Cmds["help"].Run(keen, rollbar))
}
cmd.Force = force
os.Exit(cmd.Run(keen, rollbar, args...))
}
// Ask gets input and checks if it's truthy or not, and returns that
// in a boolean fashion.
func Ask(question string) (bool, error) {
line, err := Custom(question+"?(y/n)", func(input string) (string, bool) {
if input == "" {
log.Fprintln(os.Stderr, "red", "Answer", errors.ErrEmpty)
return "", false
}
input = strings.ToLower(input)
if input == "y" || input == "yes" {
return "yes", true
}
return "", true
})
ok := false
if line != "" {
ok = true
}
return ok, err
}
func saveRun(keen *keen.Client, rollbar *rollbar.Client, args ...string) int {
if len(args) <= 0 {
fmt.Fprintln(os.Stderr,
"Usage: bowery "+Cmds["save"].Usage, "\n\n"+Cmds["save"].Short)
return 2
}
dev, err := getDeveloper()
if err != nil {
rollbar.Report(err)
return 1
}
state, err := db.GetState()
if err != nil {
rollbar.Report(err)
return 1
}
// Create slices of service names, and find the requested service.
var service *schemas.Service
services := make([]string, len(state.App.Services))
for i, v := range state.App.Services {
services[i] = v.Name
if args[0] == v.Name {
service = v
break
}
}
// Handle no service found.
if service == nil {
log.Fprintln(os.Stderr, "red", errors.ErrInvalidService, args[0])
log.Println("yellow", "Valid services:", strings.Join(services, ", "))
return 1
}
log.Debug("Found service", service.Name, "public addr:", service.PublicAddr)
// Get image name
log.Println("yellow", "What would you like to call this image?")
imageName, err := prompt.Basic("Image Name", true)
if err != nil {
rollbar.Report(err)
return 1
}
log.Debug("Collected Image Name", imageName)
imageDesc, err := prompt.Basic("Description", true)
if err != nil {
rollbar.Report(err)
return 1
}
log.Debug("Collected Description", imageDesc)
log.Println("yellow", "A new image is being created and saved to our registry...")
log.Println("yellow", "This may take a couple minutes.")
err = api.SaveService(state, dev, service.Name, service.PublicAddr, imageName, imageDesc)
if err != nil {
errmsg := err.Error()
if errmsg == imageName+" is an invalid service name" ||
errmsg == "Image already exists" {
log.Println("yellow", err)
} else {
rollbar.Report(err)
}
return 1
}
log.Println("yellow", imageName+" successfully created.")
keen.AddEvent("bowery save", map[string]string{
"serviceName": service.Name,
"imageName": imageName,
"appId": state.App.ID,
})
return 0
}
func restartRun(keen *keen.Client, rollbar *rollbar.Client, args ...string) int {
if len(args) <= 0 {
fmt.Fprintln(os.Stderr,
"Usage: bowery "+Cmds["restart"].Usage, "\n\n"+Cmds["restart"].Short)
return 2
}
dev, err := getDeveloper()
if err != nil {
rollbar.Report(err)
return 1
}
state, err := db.GetState()
if err != nil {
rollbar.Report(err)
return 1
}
// Create slices of service names, and find the requested service.
var service *schemas.Service
services := make([]string, len(state.App.Services))
serviceIdx := -1
for i, v := range state.App.Services {
services[i] = v.Name
if args[0] == v.Name {
service = v
serviceIdx = i
break
}
}
// Handle no service found.
if service == nil {
log.Fprintln(os.Stderr, "red", errors.ErrInvalidService, args[0])
log.Println("yellow", "Valid services:", strings.Join(services, ", "))
return 1
}
log.Debug("Found service", service.Name)
newService, err := api.RestartService(service.DockerID, dev.Token)
if err != nil {
rollbar.Report(err)
return 1
}
if newService != nil {
state.App.Services[serviceIdx] = newService
service = newService
err = state.Save()
if err != nil {
rollbar.Report(err)
return 1
}
}
keen.AddEvent("bowery restart", map[string]string{
"name": service.Name,
"appId": state.App.ID,
})
return 0
}