grafana/pkg/setting/setting_smtp.go
Marcus Efraimsson 6768c6c059
Chore: Remove public vars in setting package (#81018)
Removes the public variable setting.SecretKey plus some other ones. 
Introduces some new functions for creating setting.Cfg.
2024-01-23 12:36:22 +01:00

84 lines
2.4 KiB
Go

package setting
import (
"fmt"
"regexp"
"github.com/grafana/grafana/pkg/util"
)
type SmtpSettings struct {
Enabled bool
Host string
User string
Password string
CertFile string
KeyFile string
FromAddress string
FromName string
EhloIdentity string
StartTLSPolicy string
SkipVerify bool
StaticHeaders map[string]string
EnableTracing bool
SendWelcomeEmailOnSignUp bool
TemplatesPatterns []string
ContentTypes []string
}
// validates mail headers
var mailHeaderRegex = regexp.MustCompile(`^[A-Z][A-Za-z0-9]*(-[A-Z][A-Za-z0-9]*)*$`)
func (cfg *Cfg) readSmtpSettings() error {
sec := cfg.Raw.Section("smtp")
cfg.Smtp.Enabled = sec.Key("enabled").MustBool(false)
cfg.Smtp.Host = sec.Key("host").String()
cfg.Smtp.User = sec.Key("user").String()
cfg.Smtp.Password = sec.Key("password").String()
cfg.Smtp.CertFile = sec.Key("cert_file").String()
cfg.Smtp.KeyFile = sec.Key("key_file").String()
cfg.Smtp.FromAddress = sec.Key("from_address").String()
cfg.Smtp.FromName = sec.Key("from_name").String()
cfg.Smtp.EhloIdentity = sec.Key("ehlo_identity").String()
if cfg.Smtp.EhloIdentity == "" {
cfg.Smtp.EhloIdentity = cfg.InstanceName
}
cfg.Smtp.StartTLSPolicy = sec.Key("startTLS_policy").String()
cfg.Smtp.SkipVerify = sec.Key("skip_verify").MustBool(false)
emails := cfg.Raw.Section("emails")
cfg.Smtp.SendWelcomeEmailOnSignUp = emails.Key("welcome_email_on_sign_up").MustBool(false)
cfg.Smtp.TemplatesPatterns = util.SplitString(emails.Key("templates_pattern").MustString("emails/*.html, emails/*.txt"))
cfg.Smtp.ContentTypes = util.SplitString(emails.Key("content_types").MustString("text/html"))
// populate static headers
if err := cfg.readGrafanaSmtpStaticHeaders(); err != nil {
return err
}
cfg.Smtp.EnableTracing = sec.Key("enable_tracing").MustBool(false)
return nil
}
func validHeader(header string) bool {
return mailHeaderRegex.MatchString(header)
}
func (cfg *Cfg) readGrafanaSmtpStaticHeaders() error {
staticHeadersSection := cfg.Raw.Section("smtp.static_headers")
keys := staticHeadersSection.Keys()
cfg.Smtp.StaticHeaders = make(map[string]string, len(keys))
for _, key := range keys {
if !validHeader(key.Name()) {
return fmt.Errorf("header %q in [smtp.static_headers] configuration: must follow canonical MIME form", key.Name())
}
cfg.Smtp.StaticHeaders[key.Name()] = key.Value()
}
return nil
}