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/*
GoToSocial
Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package config
import (
"errors"
"fmt"
"strings"
"github.com/miekg/dns"
"github.com/superseriousbusiness/gotosocial/internal/log"
)
// Validate validates global config settings which don't have defaults, to make sure they are set sensibly.
func Validate() error {
errs := []error{}
// host
host := GetHost()
if host == "" {
errs = append(errs, fmt.Errorf("%s must be set", HostFlag()))
}
// accountDomain; only check if host was set, otherwise there's no point
if host != "" {
switch ad := GetAccountDomain(); ad {
case "":
SetAccountDomain(GetHost())
default:
if !dns.IsSubDomain(ad, host) {
errs = append(errs, fmt.Errorf("%s was %s and %s was %s, but %s is not a valid subdomain of %s", HostFlag(), host, AccountDomainFlag(), ad, host, ad))
}
}
}
// protocol
switch proto := GetProtocol(); proto {
case "https":
// no problem
break
case "http":
log.Warnf("%s was set to 'http'; this should *only* be used for debugging and tests!", ProtocolFlag())
case "":
errs = append(errs, fmt.Errorf("%s must be set", ProtocolFlag()))
default:
errs = append(errs, fmt.Errorf("%s must be set to either http or https, provided value was %s", ProtocolFlag(), proto))
}
webAssetsBaseDir := GetWebAssetBaseDir()
if webAssetsBaseDir == "" {
errs = append(errs, fmt.Errorf("%s must be set", WebAssetBaseDirFlag()))
}
if len(errs) > 0 {
errStrings := []string{}
for _, err := range errs {
errStrings = append(errStrings, err.Error())
}
return errors.New(strings.Join(errStrings, "; "))
}
return nil
}
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