// setGivenEnv takes the given env name and finds it in the env list
// in the given settings object. It then populates the EnvironmentID and
// ServiceID on the settings object with appropriate values.
func setGivenEnv(envName string, settings *models.Settings) {
for eName, e := range settings.Environments {
if eName == envName {
settings.EnvironmentID = e.EnvironmentID
settings.ServiceID = e.ServiceID
settings.EnvironmentName = envName
}
}
}
// setFirstAssociatedEnv is the last line of defense. If no other environments
// were found locally or from the default flag, then the first one in the list
// of environments in the given settings object is used to populate
// EnvironmentID and ServiceID with appropriate values.
func setFirstAssociatedEnv(required bool, promptForEnv bool, settings *models.Settings) {
for envName, e := range settings.Environments {
settings.EnvironmentID = e.EnvironmentID
settings.ServiceID = e.ServiceID
settings.EnvironmentName = e.Name
if promptForEnv {
defaultEnvPrompt(envName)
}
break
}
}
func promptForCredentials(settings *models.Settings) {
var username string
fmt.Print("Username: "******"Password: "******"windows" {
stdIn, _, _ := term.StdStreams()
fd, _ = term.GetFdInfo(stdIn)
}
bytes, _ := terminal.ReadPassword(int(fd))
fmt.Println("")
settings.Password = string(bytes)
}
// verify tests whether or not the given session token is still valid
func verify(settings *models.Settings) bool {
resp := httpclient.Get(fmt.Sprintf("%s/v2/auth/verify", settings.BaasHost), false, settings)
m := make(map[string]string)
json.Unmarshal(resp, &m)
// the verify route returns userId and not usersId like everything else...
if m["userId"] != "" {
settings.UsersID = m["userId"]
}
return m["userId"] != ""
}
// GetSettings returns a Settings object for the current context
func GetSettings(required bool, promptForEnv bool, envName string, baasHost string, paasHost string, username string, password string) *models.Settings {
HomeDir, err := homedir.Dir()
if err != nil {
fmt.Println(err.Error())
os.Exit(1)
}
file, err := os.Open(filepath.Join(HomeDir, SettingsFile))
if os.IsNotExist(err) {
file, err = os.Create(filepath.Join(HomeDir, SettingsFile))
}
defer file.Close()
if err != nil {
fmt.Println(err.Error())
os.Exit(1)
}
var settings models.Settings
json.NewDecoder(file).Decode(&settings)
// would be best to default this to an initialized map rather than nil
if settings.Environments == nil {
settings.Environments = make(map[string]models.AssociatedEnv)
}
// try and set the given env first, if it exists
if envName != "" {
setGivenEnv(envName, &settings)
if settings.EnvironmentID == "" || settings.ServiceID == "" {
fmt.Printf("No environment named \"%s\" has been associated. Run \"catalyze associated\" to see what environments have been associated or run \"catalyze associate\" from a local git repo to create a new association\n", envName)
os.Exit(1)
}
}
// if no env name was given, try and fetch the local env
if settings.EnvironmentID == "" || settings.ServiceID == "" {
setLocalEnv(required, &settings)
}
// if its not there, fetch the default
if settings.EnvironmentID == "" || settings.ServiceID == "" {
setDefaultEnv(&settings)
}
// if no default, fetch the first associated env and print warning
if settings.EnvironmentID == "" || settings.ServiceID == "" {
// warn and ask
setFirstAssociatedEnv(required, promptForEnv, &settings)
}
// if no env found, warn and quit
if required && (settings.EnvironmentID == "" || settings.ServiceID == "") {
fmt.Println("No Catalyze environment has been associated. Run \"catalyze associate\" from a local git repo first")
os.Exit(1)
}
settings.BaasHost = baasHost
settings.PaasHost = paasHost
settings.Username = username
settings.Password = password
return &settings
}
// DeleteBreadcrumb removes the config file at LocalSettingsPath
func DeleteBreadcrumb(alias string, settings *models.Settings) {
env := settings.Environments[alias]
dir := env.Directory
dir = filepath.Join(dir, ".git", LocalSettingsFile)
defer os.Remove(dir)
delete(settings.Environments, alias)
if settings.Default == alias {
settings.Default = ""
}
os.Remove(dir)
SaveSettings(settings)
}
// SignIn signs in the user and retrieves a session. The passed in Settings
// object is updated with the most up to date credentials
func SignIn(settings *models.Settings) {
// if we're already signed in with a valid session, don't sign in again
if verify(settings) {
return
}
if settings.Username == "" || settings.Password == "" {
promptForCredentials(settings)
}
login := models.Login{
Username: settings.Username,
Password: settings.Password,
}
b, err := json.Marshal(login)
if err != nil {
fmt.Println(err.Error())
os.Exit(1)
}
resp := httpclient.Post(b, fmt.Sprintf("%s/v2/auth/signin", settings.BaasHost), true, settings)
var user models.User
json.Unmarshal(resp, &user)
settings.SessionToken = user.SessionToken
settings.UsersID = user.UsersID
config.SaveSettings(settings)
}
// SetDefault sets the default environment. This environment must already be
// associated. Any commands run outside of a git directory will use the default
// environment for context.
func SetDefault(alias string, settings *models.Settings) {
var found bool
for name := range settings.Environments {
if name == alias {
found = true
break
}
}
if !found {
fmt.Printf("No environment with an alias of \"%s\" has been associated. Please run \"catalyze associate\" first\n", alias)
os.Exit(1)
}
settings.Default = alias
config.SaveSettings(settings)
fmt.Printf("%s is now the default environment\n", alias)
}
// Metrics prints out metrics for a given service or if the service is not
// specified, metrics for the entire environment are printed.
func Metrics(serviceLabel string, jsonFlag bool, csvFlag bool, sparkFlag bool, streamFlag bool, mins int, settings *models.Settings) {
if streamFlag && (jsonFlag || csvFlag || mins != 1) {
fmt.Println("--stream cannot be used with a custom format and multiple records")
os.Exit(1)
}
var singleRetriever func(mins int, settings *models.Settings) *models.Metrics
if serviceLabel != "" {
service := helpers.RetrieveServiceByLabel(serviceLabel, settings)
if service == nil {
fmt.Printf("Could not find a service with the label \"%s\"\n", serviceLabel)
os.Exit(1)
}
settings.ServiceID = service.ID
singleRetriever = helpers.RetrieveServiceMetrics
}
var transformer Transformer
redraw := make(chan bool)
if jsonFlag {
transformer = Transformer{
SingleRetriever: singleRetriever,
DataTransformer: &JSONTransformer{},
}
} else if csvFlag {
buffer := &bytes.Buffer{}
transformer = Transformer{
SingleRetriever: singleRetriever,
DataTransformer: &CSVTransformer{
HeadersWritten: false,
GroupMode: serviceLabel == "",
Buffer: buffer,
Writer: csv.NewWriter(buffer),
},
}
} else if sparkFlag {
// the spark lines interface stays up until closed by the user, so
// we might as well keep updating it as long as it is there
streamFlag = true
mins = 60
err := ui.Init()
if err != nil {
fmt.Println(err.Error())
os.Exit(1)
}
defer ui.Close()
ui.UseTheme("helloworld")
p := ui.NewPar("PRESS q TO QUIT")
p.HasBorder = false
p.TextFgColor = ui.Theme().SparklineTitle
ui.Body.AddRows(
ui.NewRow(ui.NewCol(12, 0, p)),
)
transformer = Transformer{
SingleRetriever: singleRetriever,
DataTransformer: &SparkTransformer{
Redraw: redraw,
SparkLines: make(map[string]*ui.Sparklines),
},
}
} else {
transformer = Transformer{
SingleRetriever: singleRetriever,
DataTransformer: &TextTransformer{},
}
}
transformer.GroupRetriever = helpers.RetrieveEnvironmentMetrics
transformer.Stream = streamFlag
transformer.GroupMode = serviceLabel == ""
transformer.Mins = mins
transformer.settings = settings
helpers.SignIn(settings)
if sparkFlag {
go transformer.process()
ui.Body.Align()
ui.Render(ui.Body)
quit := make(chan bool)
go maintainSparkLines(redraw, quit)
<-quit
} else {
transformer.process()
}
}
// Logs is a way to stream logs from Kibana to your local terminal. This is
// useful because Kibana is hard to look at because it splits every single
// log statement into a separate block that spans multiple lines so it's
// not very cohesive. This is intended to be similar to the `heroku logs`
// command.
func Logs(queryString string, tail bool, hours int, minutes int, seconds int, settings *models.Settings) {
if settings.Username == "" || settings.Password == "" {
// sometimes this will be filled in from env variables
// if it is, just use that and don't prompt them
settings.Username = ""
settings.Password = ""
fmt.Println("Please enter your logging dashboard credentials")
}
// if we remove the session token, the CLI will prompt for the
// username/password normally. It will also set the username/password
// on the settings object.
sessionToken := settings.SessionToken
settings.SessionToken = ""
helpers.SignIn(settings)
env := helpers.RetrieveEnvironment("pod", settings)
var domain = env.Data.DNSName
if domain == "" {
domain = fmt.Sprintf("%s.catalyze.io", env.Data.Namespace)
}
urlString := fmt.Sprintf("https://%s/__es", domain)
offset := time.Duration(hours)*time.Hour + time.Duration(minutes)*time.Minute + time.Duration(seconds)*time.Second
timestamp := time.Now().In(time.UTC).Add(-1 * offset)
from := 0
query := &models.LogQuery{
Fields: []string{"@timestamp", "message"},
Query: &models.Query{
Wildcard: map[string]string{
"message": queryString,
},
},
Filter: &models.FilterRange{
Range: &models.RangeTimestamp{
Timestamp: map[string]string{
"gt": fmt.Sprintf("%04d-%02d-%02dT%02d:%02d:%02dZ", timestamp.Year(), timestamp.Month(), timestamp.Day(), timestamp.Hour(), timestamp.Minute(), timestamp.Second()),
},
},
},
Sort: &models.LogSort{
Timestamp: map[string]string{
"order": "asc",
},
Message: map[string]string{
"order": "asc",
},
},
From: from,
Size: 50,
}
var tr = &http.Transport{
TLSClientConfig: &tls.Config{
MinVersion: tls.VersionTLS12,
},
}
client := &http.Client{
Transport: tr,
}
settings.SessionToken = sessionToken
config.SaveSettings(settings)
fmt.Println(" @timestamp - message")
for {
query.From = from
b, err := json.Marshal(*query)
if err != nil {
panic(err)
}
reader := bytes.NewReader(b)
req, _ := http.NewRequest("GET", fmt.Sprintf("%s/_search", urlString), reader)
req.SetBasicAuth(settings.Username, settings.Password)
resp, err := client.Do(req)
if err != nil {
fmt.Println(err.Error())
}
respBody, _ := ioutil.ReadAll(resp.Body)
resp.Body.Close()
if resp.StatusCode < 200 || resp.StatusCode >= 300 {
fmt.Println(fmt.Errorf("%d %s", resp.StatusCode, string(respBody)).Error())
os.Exit(1)
}
var logs models.Logs
json.Unmarshal(respBody, &logs)
for _, lh := range *logs.Hits.Hits {
fmt.Printf("%s - %s\n", lh.Fields["@timestamp"][0], lh.Fields["message"][0])
}
if !tail {
break
}
time.Sleep(2 * time.Second)
from += len(*logs.Hits.Hits)
}
}
// Logout clears the stored user information from the local machine. This does
// not remove environment data.
func Logout(settings *models.Settings) {
settings.SessionToken = ""
settings.UsersID = ""
config.SaveSettings(settings)
}
// Associate an environment so that commands can be run against it. This command
// no longer adds a git remote. See commands.AddRemote().
func Associate(envLabel string, serviceLabel string, alias string, remote string, defaultEnv bool, settings *models.Settings) {
if _, err := os.Stat(".git"); os.IsNotExist(err) {
fmt.Println("Not git repo found in the current directory")
os.Exit(1)
}
helpers.SignIn(settings)
envs := helpers.ListEnvironments("pod", settings)
for _, env := range *envs {
if env.Data.Name == envLabel {
if env.State == "defined" {
fmt.Printf("Your environment is not yet provisioned. Please visit https://dashboard.catalyze.io/environments/update/%s to finish provisioning your environment\n", env.ID)
return
}
// would be nice to have some sort of global filter() function
var chosenService models.Service
if serviceLabel != "" {
labels := []string{}
for _, service := range *env.Data.Services {
if service.Type == "code" {
labels = append(labels, service.Label)
if service.Label == serviceLabel {
chosenService = service
break
}
}
}
if chosenService.Type == "" {
fmt.Printf("No code service found with name '%s'. Code services found: %s\n", serviceLabel, strings.Join(labels, ", "))
os.Exit(1)
}
} else {
for _, service := range *env.Data.Services {
if service.Type == "code" {
chosenService = service
break
}
}
if chosenService.Type == "" {
fmt.Printf("No code service found for \"%s\" environment (ID = %s)\n", envLabel, settings.EnvironmentID)
os.Exit(1)
}
}
for _, r := range helpers.ListGitRemote() {
if r == remote {
helpers.RemoveGitRemote(remote)
break
}
}
helpers.AddGitRemote(remote, chosenService.Source)
fmt.Printf("\"%s\" remote added.\n", remote)
dir, err := filepath.Abs(filepath.Dir(os.Args[0]))
if err != nil {
panic(err)
}
name := alias
if name == "" {
name = envLabel
}
settings.Environments[name] = models.AssociatedEnv{
EnvironmentID: env.ID,
ServiceID: chosenService.ID,
Directory: dir,
Name: envLabel,
}
if defaultEnv {
settings.Default = name
}
config.DropBreadcrumb(name, settings)
config.SaveSettings(settings)
if len(settings.Environments) > 1 && settings.Default == "" {
fmt.Printf("You now have %d environments associated. Consider running \"catalyze default ENV_NAME\" to set a default\n", len(settings.Environments))
}
return
}
}
fmt.Printf("No environment with label \"%s\" found\n", envLabel)
os.Exit(1)
}