mirror of
https://github.com/caddyserver/caddy.git
synced 2024-12-27 14:13:48 +03:00
114 lines
3 KiB
Go
114 lines
3 KiB
Go
// Copyright 2015 Matthew Holt and The Caddy Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package caddypki
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import (
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"fmt"
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"github.com/caddyserver/caddy/v2"
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"go.uber.org/zap"
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)
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func init() {
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caddy.RegisterModule(PKI{})
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}
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// PKI provides Public Key Infrastructure facilities for Caddy.
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//
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// This app can define certificate authorities (CAs) which are capable
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// of signing certificates. Other modules can be configured to use
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// the CAs defined by this app for issuing certificates or getting
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// key information needed for establishing trust.
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type PKI struct {
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// The certificate authorities to manage. Each CA is keyed by an
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// ID that is used to uniquely identify it from other CAs.
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// The default CA ID is "local".
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CAs map[string]*CA `json:"certificate_authorities,omitempty"`
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ctx caddy.Context
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log *zap.Logger
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}
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// CaddyModule returns the Caddy module information.
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func (PKI) CaddyModule() caddy.ModuleInfo {
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return caddy.ModuleInfo{
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ID: "pki",
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New: func() caddy.Module { return new(PKI) },
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}
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}
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// Provision sets up the configuration for the PKI app.
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func (p *PKI) Provision(ctx caddy.Context) error {
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p.ctx = ctx
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p.log = ctx.Logger(p)
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// if this app is initialized at all, ensure there's at
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// least a default CA that can be used: the standard CA
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// which is used implicitly for signing local-use certs
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if p.CAs == nil {
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p.CAs = make(map[string]*CA)
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}
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if _, ok := p.CAs[DefaultCAID]; !ok {
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p.CAs[DefaultCAID] = new(CA)
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}
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for caID, ca := range p.CAs {
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err := ca.Provision(ctx, caID, p.log)
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if err != nil {
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return fmt.Errorf("provisioning CA '%s': %v", caID, err)
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}
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}
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return nil
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}
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// Start starts the PKI app.
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func (p *PKI) Start() error {
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// install roots to trust store, if not disabled
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for _, ca := range p.CAs {
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if ca.InstallTrust != nil && !*ca.InstallTrust {
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ca.log.Warn("root certificate trust store installation disabled; unconfigured clients may show warnings",
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zap.String("path", ca.rootCertPath))
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continue
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}
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if err := ca.installRoot(); err != nil {
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// could be some system dependencies that are missing;
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// shouldn't totally prevent startup, but we should log it
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ca.log.Error("failed to install root certificate",
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zap.Error(err),
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zap.String("certificate_file", ca.rootCertPath))
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}
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}
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// see if root/intermediates need renewal...
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p.renewCerts()
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// ...and keep them renewed
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go p.maintenance()
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return nil
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}
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// Stop stops the PKI app.
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func (p *PKI) Stop() error {
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return nil
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}
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// Interface guards
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var (
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_ caddy.Provisioner = (*PKI)(nil)
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_ caddy.App = (*PKI)(nil)
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)
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