member-console/cmd/start.go

123 lines
4.1 KiB
Go

package cmd
import (
"context"
"log/slog"
"os"
"strings"
"git.coopcloud.tech/wiki-cafe/member-console/internal/logging"
"git.coopcloud.tech/wiki-cafe/member-console/internal/server"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
var startCmd = &cobra.Command{
Use: "start",
Short: "Start serving the member-console web application",
Long: `The start command starts an HTTP server that serves the member-console web
application from the components directory in the current directory.
The server listens on port 8080 by default, unless a different port is specified using the --port flag.`,
Args: cobra.NoArgs,
Run: func(cmd *cobra.Command, args []string) {
// Create base context for the application
ctx := context.Background()
// Set up structured logging
env := viper.GetString("env")
logger := logging.SetupLogger(env)
// Store logger in context
ctx = logging.WithContext(ctx, logger)
// Validate and load configurations from files if specified
configPairs := []struct {
value string
file string
configKey string
}{
{viper.GetString("oidc-sp-client-secret"), viper.GetString("oidc-sp-client-secret-file"), "oidc-sp-client-secret"},
{viper.GetString("session-secret"), viper.GetString("session-secret-file"), "session-secret"},
{viper.GetString("csrf-secret"), viper.GetString("csrf-secret-file"), "csrf-secret"},
}
// Check for conflicts between direct values and file paths
for _, pair := range configPairs {
// Check if both a direct value and a file path are provided
if pair.value != "" && pair.file != "" {
logger.Error("configuration error",
slog.String("config", pair.configKey),
slog.String("error", "both direct value and file path provided; use only one"))
return
}
// If a file path is provided, load the value from the file
if pair.file != "" {
value, err := loadFromFile(pair.file)
if err != nil {
logger.Error("failed to load configuration from file",
slog.String("config", pair.configKey),
slog.String("file", pair.file),
slog.Any("error", err))
return
}
viper.Set(pair.configKey, value)
}
}
// Retrieve the configuration values from Viper
port := viper.GetString("port")
csrfSecret := viper.GetString("csrf-secret")
// Create server config
serverConfig := server.Config{
Port: port,
Env: env,
CSRFSecret: csrfSecret,
Logger: logger,
}
// Start the server
if err := server.Start(ctx, serverConfig); err != nil {
logger.Error("server failed to start", slog.Any("error", err))
}
},
}
func init() {
// Register flags with Cobra
// Do not set default values here. Use viper.SetDefault() instead. https://github.com/spf13/viper/issues/671
startCmd.Flags().StringP("port", "p", "", "Port to listen on")
startCmd.Flags().String("oidc-sp-client-id", "", "OIDC Client ID")
startCmd.Flags().String("oidc-idp-issuer-url", "", "Identity Provider Issuer URL")
startCmd.Flags().String("base-url", "", "Address at which the server is exposed")
startCmd.Flags().String("env", "", "Environment (development/production)")
startCmd.Flags().String("oidc-sp-client-secret", "", "OIDC Client Secret")
startCmd.Flags().String("oidc-sp-client-secret-file", "", "Path to file containing OIDC Client Secret")
startCmd.Flags().String("session-secret", "", "Secret key for session management (must be exactly 32 bytes)")
startCmd.Flags().String("session-secret-file", "", "Path to file containing session secret key")
startCmd.Flags().String("csrf-secret", "", "Secret key for CSRF protection (must be exactly 32 bytes)")
startCmd.Flags().String("csrf-secret-file", "", "Path to file containing CSRF secret key")
// Bind all flags to Viper
viper.BindPFlags(startCmd.Flags())
// Set default values
viper.SetDefault("port", "8080")
viper.SetDefault("env", "development")
// Add the command to the root command
rootCmd.AddCommand(startCmd)
}
// loadFromFile reads a file and returns its contents as a trimmed string
func loadFromFile(path string) (string, error) {
data, err := os.ReadFile(path)
if err != nil {
return "", err
}
return strings.TrimSpace(string(data)), nil
}