mirror of https://github.com/caddyserver/caddy.git
85 lines
2.2 KiB
Go
85 lines
2.2 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 filestorage
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import (
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"github.com/caddyserver/caddy/v2"
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"github.com/caddyserver/caddy/v2/caddyconfig/caddyfile"
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"github.com/caddyserver/certmagic"
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)
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func init() {
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caddy.RegisterModule(FileStorage{})
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}
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// FileStorage is a certmagic.Storage wrapper for certmagic.FileStorage.
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type FileStorage struct {
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// The base path to the folder used for storage.
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Root string `json:"root,omitempty"`
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}
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// CaddyModule returns the Caddy module information.
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func (FileStorage) CaddyModule() caddy.ModuleInfo {
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return caddy.ModuleInfo{
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ID: "caddy.storage.file_system",
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New: func() caddy.Module { return new(FileStorage) },
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}
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}
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// CertMagicStorage converts s to a certmagic.Storage instance.
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func (s FileStorage) CertMagicStorage() (certmagic.Storage, error) {
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return &certmagic.FileStorage{Path: s.Root}, nil
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}
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// UnmarshalCaddyfile sets up the storage module from Caddyfile tokens.
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func (s *FileStorage) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
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if !d.Next() {
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return d.Err("expected tokens")
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}
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if d.NextArg() {
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s.Root = d.Val()
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}
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if d.NextArg() {
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return d.ArgErr()
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}
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for nesting := d.Nesting(); d.NextBlock(nesting); {
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switch d.Val() {
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case "root":
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if !d.NextArg() {
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return d.ArgErr()
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}
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if s.Root != "" {
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return d.Err("root already set")
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}
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s.Root = d.Val()
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if d.NextArg() {
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return d.ArgErr()
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}
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default:
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return d.Errf("unrecognized parameter '%s'", d.Val())
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}
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}
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if s.Root == "" {
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return d.Err("missing root path (to use default, omit storage config entirely)")
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}
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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.StorageConverter = (*FileStorage)(nil)
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_ caddyfile.Unmarshaler = (*FileStorage)(nil)
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)
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