mirror of
https://github.com/caddyserver/caddy.git
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56 lines
1.4 KiB
Go
56 lines
1.4 KiB
Go
package fileserver
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import (
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"net/http"
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"os"
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"bitbucket.org/lightcodelabs/caddy2"
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"bitbucket.org/lightcodelabs/caddy2/modules/caddyhttp"
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)
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func init() {
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caddy2.RegisterModule(caddy2.Module{
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Name: "http.matchers.file",
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New: func() (interface{}, error) { return new(FileMatcher), nil },
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})
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}
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// FileMatcher is a matcher that can match requests
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// based on the local file system.
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// TODO: Not sure how to do this well; we'd need the ability to
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// hide files, etc...
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// TODO: Also consider a feature to match directory that
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// contains a certain filename (use filepath.Glob), useful
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// if wanting to map directory-URI requests where the dir
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// has index.php to PHP backends, for example (although this
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// can effectively be done with rehandling already)
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type FileMatcher struct {
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Root string `json:"root"`
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Path string `json:"path"`
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Flags []string `json:"flags"`
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}
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// Match matches the request r against m.
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func (m FileMatcher) Match(r *http.Request) bool {
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fullPath := sanitizedPathJoin(m.Root, m.Path)
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var match bool
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if len(m.Flags) > 0 {
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match = true
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fi, err := os.Stat(fullPath)
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for _, f := range m.Flags {
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switch f {
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case "EXIST":
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match = match && os.IsNotExist(err)
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case "DIR":
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match = match && err == nil && fi.IsDir()
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default:
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match = false
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}
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}
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}
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return match
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}
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// Interface guard
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var _ caddyhttp.RequestMatcher = (*FileMatcher)(nil)
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