92 lines
2.8 KiB
Go
92 lines
2.8 KiB
Go
// GoToSocial
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// Copyright (C) GoToSocial Authors admin@gotosocial.org
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// SPDX-License-Identifier: AGPL-3.0-or-later
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package config
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import (
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"errors"
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"fmt"
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"strings"
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"github.com/miekg/dns"
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"github.com/superseriousbusiness/gotosocial/internal/log"
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)
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// Validate validates global config settings which don't have defaults, to make sure they are set sensibly.
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func Validate() error {
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errs := []error{}
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// host
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host := GetHost()
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if host == "" {
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errs = append(errs, fmt.Errorf("%s must be set", HostFlag()))
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}
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// accountDomain; only check if host was set, otherwise there's no point
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if host != "" {
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switch ad := GetAccountDomain(); ad {
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case "":
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SetAccountDomain(GetHost())
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default:
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if !dns.IsSubDomain(ad, host) {
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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))
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}
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}
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}
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// protocol
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switch proto := GetProtocol(); proto {
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case "https":
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// no problem
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break
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case "http":
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log.Warnf(nil, "%s was set to 'http'; this should *only* be used for debugging and tests!", ProtocolFlag())
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case "":
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errs = append(errs, fmt.Errorf("%s must be set", ProtocolFlag()))
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default:
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errs = append(errs, fmt.Errorf("%s must be set to either http or https, provided value was %s", ProtocolFlag(), proto))
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}
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webAssetsBaseDir := GetWebAssetBaseDir()
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if webAssetsBaseDir == "" {
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errs = append(errs, fmt.Errorf("%s must be set", WebAssetBaseDirFlag()))
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}
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tlsChain := GetTLSCertificateChain()
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tlsKey := GetTLSCertificateKey()
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tlsChainFlag := TLSCertificateChainFlag()
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tlsKeyFlag := TLSCertificateKeyFlag()
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if GetLetsEncryptEnabled() && (tlsChain != "" || tlsKey != "") {
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errs = append(errs, fmt.Errorf("%s cannot be enabled when %s and/or %s are also set", LetsEncryptEnabledFlag(), tlsChainFlag, tlsKeyFlag))
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}
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if (tlsChain != "" && tlsKey == "") || (tlsChain == "" && tlsKey != "") {
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errs = append(errs, fmt.Errorf("%s and %s need to both be set or unset", tlsChainFlag, tlsKeyFlag))
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}
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if len(errs) > 0 {
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errStrings := []string{}
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for _, err := range errs {
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errStrings = append(errStrings, err.Error())
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}
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return errors.New(strings.Join(errStrings, "; "))
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}
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return nil
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}
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