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// Copyright 2015 Matthew Holt and The Caddy Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package httpcaddyfile
import (
"github.com/caddyserver/caddy/v2/caddyconfig"
"github.com/caddyserver/caddy/v2/caddyconfig/caddyfile"
"github.com/caddyserver/caddy/v2/modules/caddypki"
)
func init() {
RegisterGlobalOption("pki", parsePKIApp)
}
// parsePKIApp parses the global log option. Syntax:
//
// pki {
// ca [<id>] {
// name <name>
// root_cn <name>
// intermediate_cn <name>
// root {
// cert <path>
// key <path>
// format <format>
// }
// intermediate {
// cert <path>
// key <path>
// format <format>
// }
// }
// }
//
// When the CA ID is unspecified, 'local' is assumed.
func parsePKIApp(d *caddyfile.Dispenser, existingVal any) (any, error) {
pki := &caddypki.PKI{CAs: make(map[string]*caddypki.CA)}
for d.Next() {
for nesting := d.Nesting(); d.NextBlock(nesting); {
switch d.Val() {
case "ca":
pkiCa := new(caddypki.CA)
if d.NextArg() {
pkiCa.ID = d.Val()
if d.NextArg() {
return nil, d.ArgErr()
}
}
if pkiCa.ID == "" {
pkiCa.ID = caddypki.DefaultCAID
}
for nesting := d.Nesting(); d.NextBlock(nesting); {
switch d.Val() {
case "name":
if !d.NextArg() {
return nil, d.ArgErr()
}
pkiCa.Name = d.Val()
case "root_cn":
if !d.NextArg() {
return nil, d.ArgErr()
}
pkiCa.RootCommonName = d.Val()
case "intermediate_cn":
if !d.NextArg() {
return nil, d.ArgErr()
}
pkiCa.IntermediateCommonName = d.Val()
case "root":
if pkiCa.Root == nil {
pkiCa.Root = new(caddypki.KeyPair)
}
for nesting := d.Nesting(); d.NextBlock(nesting); {
switch d.Val() {
case "cert":
if !d.NextArg() {
return nil, d.ArgErr()
}
pkiCa.Root.Certificate = d.Val()
case "key":
if !d.NextArg() {
return nil, d.ArgErr()
}
pkiCa.Root.PrivateKey = d.Val()
case "format":
if !d.NextArg() {
return nil, d.ArgErr()
}
pkiCa.Root.Format = d.Val()
default:
return nil, d.Errf("unrecognized pki ca root option '%s'", d.Val())
}
}
case "intermediate":
if pkiCa.Intermediate == nil {
pkiCa.Intermediate = new(caddypki.KeyPair)
}
for nesting := d.Nesting(); d.NextBlock(nesting); {
switch d.Val() {
case "cert":
if !d.NextArg() {
return nil, d.ArgErr()
}
pkiCa.Intermediate.Certificate = d.Val()
case "key":
if !d.NextArg() {
return nil, d.ArgErr()
}
pkiCa.Intermediate.PrivateKey = d.Val()
case "format":
if !d.NextArg() {
return nil, d.ArgErr()
}
pkiCa.Intermediate.Format = d.Val()
default:
return nil, d.Errf("unrecognized pki ca intermediate option '%s'", d.Val())
}
}
default:
return nil, d.Errf("unrecognized pki ca option '%s'", d.Val())
}
}
pki.CAs[pkiCa.ID] = pkiCa
default:
return nil, d.Errf("unrecognized pki option '%s'", d.Val())
}
}
}
return pki, nil
}
func (st ServerType) buildPKIApp(
pairings []sbAddrAssociation,
options map[string]any,
warnings []caddyconfig.Warning,
) (*caddypki.PKI, []caddyconfig.Warning, error) {
skipInstallTrust := false
if _, ok := options["skip_install_trust"]; ok {
skipInstallTrust = true
}
falseBool := false
// Load the PKI app configured via global options
var pkiApp *caddypki.PKI
unwrappedPki, ok := options["pki"].(*caddypki.PKI)
if ok {
pkiApp = unwrappedPki
} else {
pkiApp = &caddypki.PKI{CAs: make(map[string]*caddypki.CA)}
}
for _, ca := range pkiApp.CAs {
if skipInstallTrust {
ca.InstallTrust = &falseBool
}
pkiApp.CAs[ca.ID] = ca
}
// Add in the CAs configured via directives
for _, p := range pairings {
for _, sblock := range p.serverBlocks {
// find all the CAs that were defined and add them to the app config
// i.e. from any "acme_server" directives
for _, caCfgValue := range sblock.pile["pki.ca"] {
ca := caCfgValue.Value.(*caddypki.CA)
if skipInstallTrust {
ca.InstallTrust = &falseBool
}
// the CA might already exist from global options, so
// don't overwrite it in that case
if _, ok := pkiApp.CAs[ca.ID]; !ok {
pkiApp.CAs[ca.ID] = ca
}
}
}
}
// if there was no CAs defined in any of the servers,
// and we were requested to not install trust, then
// add one for the default/local CA to do so
if len(pkiApp.CAs) == 0 && skipInstallTrust {
ca := new(caddypki.CA)
ca.ID = caddypki.DefaultCAID
ca.InstallTrust = &falseBool
pkiApp.CAs[ca.ID] = ca
}
return pkiApp, warnings, nil
}
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