jimmy
509e7ccb43
Single-page site with gallery by album and event, contact form over SMTP, Docker dev/prod setup, and on-server image derivatives. Gallery photos stay local (app/images/ is gitignored). Co-authored-by: Cursor <cursoragent@cursor.com>
72 lines
1.4 KiB
Go
72 lines
1.4 KiB
Go
package mail
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import (
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"fmt"
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"os"
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"strconv"
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)
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// Config holds SMTP relay settings from the environment.
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type Config struct {
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Host string
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Port int
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User string
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Password string
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From string
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To string
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// TLS: "auto" (STARTTLS on 587, plain on 25), "tls" (implicit TLS, e.g. 465), "plain"
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TLS string
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}
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// Load reads SMTP settings from environment variables.
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//
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// Required: SMTP_HOST, SMTP_FROM, SMTP_TO
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// Optional: SMTP_PORT (587), SMTP_USER, SMTP_PASSWORD, SMTP_TLS (auto)
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func Load() (Config, error) {
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host := os.Getenv("SMTP_HOST")
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if host == "" {
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return Config{}, fmt.Errorf("SMTP_HOST is required")
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}
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from := os.Getenv("SMTP_FROM")
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if from == "" {
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return Config{}, fmt.Errorf("SMTP_FROM is required")
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}
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to := os.Getenv("SMTP_TO")
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if to == "" {
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return Config{}, fmt.Errorf("SMTP_TO is required")
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}
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port := 587
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if p := os.Getenv("SMTP_PORT"); p != "" {
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n, err := strconv.Atoi(p)
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if err != nil {
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return Config{}, fmt.Errorf("SMTP_PORT: %w", err)
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}
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port = n
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}
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tls := os.Getenv("SMTP_TLS")
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if tls == "" {
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tls = "auto"
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}
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return Config{
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Host: host,
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Port: port,
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User: os.Getenv("SMTP_USER"),
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Password: os.Getenv("SMTP_PASSWORD"),
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From: from,
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To: to,
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TLS: tls,
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}, nil
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}
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// Enabled reports whether relay settings are present.
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func Enabled() bool {
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return os.Getenv("SMTP_HOST") != "" &&
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os.Getenv("SMTP_FROM") != "" &&
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os.Getenv("SMTP_TO") != ""
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}
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