/
helpers.go
317 lines (271 loc) · 6.45 KB
/
helpers.go
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package cmd
import (
"context"
"errors"
"fmt"
"io/ioutil"
"os"
"strings"
"time"
"github.com/fatih/color"
"github.com/freshly/tuber/graph"
"github.com/freshly/tuber/graph/model"
"github.com/freshly/tuber/pkg/config"
"github.com/freshly/tuber/pkg/core"
tuberbolt "github.com/freshly/tuber/pkg/db"
"github.com/freshly/tuber/pkg/iap"
"github.com/freshly/tuber/pkg/k8s"
"github.com/freshly/tuber/pkg/report"
"github.com/briandowns/spinner"
"github.com/getsentry/sentry-go"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
var address string
var appNameFlag string
var pod string
var podRunningTimeout string
var workload string
func openDB() (*core.DB, error) {
var path string
if _, err := os.Stat("/etc/tuber-bolt"); os.IsNotExist(err) {
wd, err := os.Getwd()
if err != nil {
return nil, err
}
path = wd + "/localbolt"
} else {
path = "/etc/tuber-bolt/db"
}
database, err := tuberbolt.NewDefaultDB(path, model.TuberApp{}.DBRoot())
if err != nil {
return nil, err
}
return core.NewDB(database), nil
}
func gqlClient() (*graph.GraphqlClient, error) {
c, err := config.Load()
if err != nil {
return nil, err
}
cluster, err := c.CurrentClusterConfig()
if err != nil {
return nil, err
}
return graph.NewClient(cluster.URL, cluster.Auth.Audience), nil
}
func getApp(appName string) (*model.TuberApp, error) {
graphql, err := gqlClient()
if err != nil {
return nil, err
}
gql := `
query {
getApp(name: "%s") {
cloudSourceRepo
imageTag
name
paused
reviewApp
currentTags
githubRepo
reviewAppsConfig{
enabled
vars {
key
value
}
excludedResources {
kind
name
}
}
slackChannel
sourceAppName
state {
Current {
kind
name
encoded
}
Previous {
kind
name
encoded
}
}
excludedResources {
kind
name
}
triggerID
vars {
key
value
}
}
}
`
var respData struct {
GetApp *model.TuberApp
}
err = graphql.Query(context.Background(), fmt.Sprintf(gql, appName), &respData)
if err != nil {
return nil, err
}
if respData.GetApp == nil {
return nil, fmt.Errorf("error retrieving app")
}
return respData.GetApp, nil
}
func clusterData() (*core.ClusterData, error) {
defaultGateway := viper.GetString("TUBER_CLUSTER_DEFAULT_GATEWAY")
defaultHost := viper.GetString("TUBER_CLUSTER_DEFAULT_HOST")
adminGateway := viper.GetString("TUBER_CLUSTER_ADMIN_GATEWAY")
adminHost := viper.GetString("TUBER_CLUSTER_ADMIN_HOST")
if defaultGateway == "" || defaultHost == "" || adminGateway == "" || adminHost == "" {
config, err := k8s.GetSecret("tuber", "tuber-env")
if err != nil {
return nil, err
}
if defaultGateway == "" {
defaultGateway = config.Data["TUBER_CLUSTER_DEFAULT_GATEWAY"]
}
if defaultHost == "" {
defaultHost = config.Data["TUBER_CLUSTER_DEFAULT_HOST"]
}
if adminGateway == "" {
adminGateway = config.Data["TUBER_CLUSTER_ADMIN_GATEWAY"]
}
if adminHost == "" {
adminHost = config.Data["TUBER_CLUSTER_ADMIN_HOST"]
}
}
data := &core.ClusterData{
DefaultGateway: defaultGateway,
DefaultHost: defaultHost,
AdminGateway: adminGateway,
AdminHost: adminHost,
}
return data, nil
}
func credentials() ([]byte, error) {
viper.SetDefault("TUBER_CREDENTIALS_PATH", "/etc/tuber-credentials/credentials.json")
credentialsPath := viper.GetString("TUBER_CREDENTIALS_PATH")
creds, err := ioutil.ReadFile(credentialsPath)
if err != nil {
config, err := k8s.GetSecret("tuber", "tuber-credentials.json")
if err != nil {
return nil, fmt.Errorf("error while running k8s.GetSecret: %v", err)
}
return []byte(config.Data["credentials.json"]), nil
}
return creds, nil
}
func checkAuth(audience string) error {
exists, err := iap.RefreshTokenExists(audience)
if err != nil {
return err
}
if !exists {
return errors.New("tuber is not authorized. Please run `tuber auth`")
}
return nil
}
func promptCurrentContext(cmd *cobra.Command, args []string) error {
skipConfirmation, err := cmd.Flags().GetBool("confirm")
if err != nil {
return err
}
if skipConfirmation {
return nil
}
c, err := config.Load()
if err != nil {
return err
}
cluster, err := c.CurrentClusterConfig()
if err != nil {
return fmt.Errorf("unable to get current cluster context. reason: %s", err.Error())
}
err = checkAuth(cluster.Auth.Audience)
if err != nil {
return err
}
s := spinner.New(spinner.CharSets[14], 100*time.Millisecond, spinner.WithWriter(os.Stderr))
s.Prefix = fmt.Sprintf("--- Press %s to continue on %s ", color.GreenString("enter"), color.YellowString(cluster.Shorthand))
s.Start()
var input string
_, err = fmt.Scanln(&input)
s.Stop()
if err != nil {
if err.Error() == "unexpected newline" {
return nil
} else if err.Error() == "EOF" {
fmt.Println("")
return fmt.Errorf("command cancelled")
} else {
return err
}
}
return nil
}
func displayCurrentContext(cmd *cobra.Command, args []string) error {
skipConfirmation, err := cmd.Flags().GetBool("confirm")
if err != nil {
return err
}
if skipConfirmation {
return nil
}
c, err := config.Load()
if err != nil {
return err
}
cluster, err := c.CurrentClusterConfig()
if err != nil {
return err
}
err = checkAuth(cluster.Auth.Audience)
if err != nil {
return err
}
fmt.Fprintf(os.Stderr, "--- Running on %s\n", color.YellowString(cluster.Shorthand))
return nil
}
func initErrorReporters() {
report.ErrorReporters = []report.ErrorReporter{
report.Sentry{
Enable: viper.GetBool("TUBER_SENTRY_ENABLED"),
Options: sentry.ClientOptions{
Dsn: viper.GetString("TUBER_SENTRY_DSN"),
Environment: viper.GetString("TUBER_SENTRY_ENVIRONMENT"),
AttachStacktrace: true,
},
},
}
report.InitErrorReporters()
}
func fetchWorkload() string {
if workload != "" {
return workload
}
return appNameFlag
}
func fetchPodname() (string, error) {
if pod != "" {
return pod, nil
}
template := `{{range $k, $v := $.spec.selector.matchLabels}}{{$k}}={{$v}},{{end}}`
l, err := k8s.Get("deployment", fetchWorkload(), appNameFlag, "-o", "go-template", "--template", template)
if err != nil {
return "", err
}
labels := strings.TrimSuffix(string(l), ",")
jsonPath := fmt.Sprintf(`-o=jsonpath="%s"`, `{.items[0].metadata.name}`)
podNameByte, err := k8s.GetCollection("pods", appNameFlag, "-l", labels, jsonPath)
if err != nil {
return "", err
}
return strings.Trim(string(podNameByte), "\""), nil
}