80 lines
1.9 KiB
Go
80 lines
1.9 KiB
Go
package main
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import (
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"fmt"
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"os"
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"strconv"
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"strings"
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"gardomatic.kleiax.de/internal/mailer"
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)
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type config struct {
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dsn string
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environment string
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webBaseURL string
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demoResetEnabled bool
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json bool
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yes bool
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mail mailer.Config
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}
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func configFromEnvironment() (config, error) {
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port, err := envInt("GARDOMATIC_SMTP_PORT", 25)
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if err != nil {
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return config{}, err
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}
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demoResetEnabled, err := envBool("GARDOMATIC_DEMO_RESET_ENABLED", false)
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if err != nil {
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return config{}, err
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}
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return config{
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dsn: os.Getenv("GARDOMATIC_DB_DSN"),
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environment: envString("GARDOMATIC_ENV", "development"),
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webBaseURL: envString("GARDOMATIC_WEB_BASE_URL", "http://localhost:4040"),
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demoResetEnabled: demoResetEnabled,
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mail: mailer.Config{
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Mode: mailer.Mode(envString("GARDOMATIC_SMTP_MODE", string(mailer.ModeFile))),
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Host: os.Getenv("GARDOMATIC_SMTP_HOST"),
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Port: port,
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Username: os.Getenv("GARDOMATIC_SMTP_USERNAME"),
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Password: os.Getenv("GARDOMATIC_SMTP_PASSWORD"),
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Sender: envString("GARDOMATIC_SMTP_SENDER", "gardomatic@localhost"),
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FilePath: envString("GARDOMATIC_SMTP_FILE_PATH", "/tmp/gardomatic-mails.log"),
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},
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}, nil
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}
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func envBool(name string, fallback bool) (bool, error) {
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value := strings.TrimSpace(os.Getenv(name))
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if value == "" {
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return fallback, nil
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}
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b, err := strconv.ParseBool(value)
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if err != nil {
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return false, fmt.Errorf("%s must be a boolean: %w", name, err)
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}
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return b, nil
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}
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func envString(name, fallback string) string {
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if value := strings.TrimSpace(os.Getenv(name)); value != "" {
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return value
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}
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return fallback
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}
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func envInt(name string, fallback int) (int, error) {
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value := strings.TrimSpace(os.Getenv(name))
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if value == "" {
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return fallback, nil
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}
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n, err := strconv.Atoi(value)
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if err != nil {
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return 0, fmt.Errorf("%s must be an integer: %w", name, err)
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}
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return n, nil
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}
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