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https://github.com/seaweedfs/seaweedfs.git
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Add a visualization for the filer
This commit is contained in:
cschiano
parent
d3ae3a8e14
commit
c63cebaee1
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@ -1,15 +1,12 @@
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package weed_server
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package weed_server
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import (
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import (
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"io"
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"net/http"
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"net/http"
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"net/url"
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"strconv"
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"strconv"
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"strings"
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"strings"
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"github.com/chrislusf/seaweedfs/weed/glog"
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"github.com/chrislusf/seaweedfs/weed/glog"
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"github.com/chrislusf/seaweedfs/weed/operation"
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ui "github.com/chrislusf/seaweedfs/weed/server/filer_ui"
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"github.com/chrislusf/seaweedfs/weed/util"
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"github.com/syndtr/goleveldb/leveldb"
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"github.com/syndtr/goleveldb/leveldb"
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)
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)
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@ -42,63 +39,30 @@ func (fs *FilerServer) listDirectoryHandler(w http.ResponseWriter, r *http.Reque
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}
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}
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func (fs *FilerServer) GetOrHeadHandler(w http.ResponseWriter, r *http.Request, isGetMethod bool) {
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func (fs *FilerServer) GetOrHeadHandler(w http.ResponseWriter, r *http.Request, isGetMethod bool) {
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if strings.HasSuffix(r.URL.Path, "/") {
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fileLimit := 100
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if fs.disableDirListing {
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files, err := fs.filer.ListFiles(r.URL.Path, "", fileLimit)
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w.WriteHeader(http.StatusMethodNotAllowed)
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return
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}
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fs.listDirectoryHandler(w, r)
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return
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}
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fileId, err := fs.filer.FindFile(r.URL.Path)
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if err == leveldb.ErrNotFound {
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if err == leveldb.ErrNotFound {
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glog.V(3).Infoln("Not found in db", r.URL.Path)
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glog.V(0).Infof("Error %s", err)
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w.WriteHeader(http.StatusNotFound)
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return
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return
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}
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}
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urlLocation, err := operation.LookupFileId(fs.getMasterNode(), fileId)
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directories, err2 := fs.filer.ListDirectories(r.URL.Path)
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if err != nil {
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if err2 == leveldb.ErrNotFound {
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glog.V(1).Infoln("operation LookupFileId %s failed, err is %s", fileId, err.Error())
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glog.V(0).Infof("Error %s", err)
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w.WriteHeader(http.StatusNotFound)
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return
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return
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}
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}
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urlString := urlLocation
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if fs.redirectOnRead {
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args := struct {
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http.Redirect(w, r, urlString, http.StatusFound)
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Path string
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return
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Files interface{}
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Directories interface{}
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NotAllFilesDisplayed bool
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}{
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r.URL.Path,
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files,
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directories,
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len(files) == fileLimit,
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}
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}
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u, _ := url.Parse(urlString)
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ui.StatusTpl.Execute(w, args)
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q := u.Query()
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for key, values := range r.URL.Query() {
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for _, value := range values {
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q.Add(key, value)
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}
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}
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u.RawQuery = q.Encode()
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request := &http.Request{
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Method: r.Method,
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URL: u,
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Proto: r.Proto,
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ProtoMajor: r.ProtoMajor,
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ProtoMinor: r.ProtoMinor,
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Header: r.Header,
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Body: r.Body,
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Host: r.Host,
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ContentLength: r.ContentLength,
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}
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glog.V(3).Infoln("retrieving from", u)
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resp, do_err := util.Do(request)
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if do_err != nil {
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glog.V(0).Infoln("failing to connect to volume server", do_err.Error())
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writeJsonError(w, r, http.StatusInternalServerError, do_err)
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return
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}
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defer resp.Body.Close()
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for k, v := range resp.Header {
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w.Header()[k] = v
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}
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w.WriteHeader(resp.StatusCode)
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io.Copy(w, resp.Body)
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}
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}
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53
weed/server/filer_ui/templates.go
Normal file
53
weed/server/filer_ui/templates.go
Normal file
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@ -0,0 +1,53 @@
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package master_ui
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import (
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"html/template"
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)
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var StatusTpl = template.Must(template.New("status").Parse(`<!DOCTYPE html>
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<html>
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<head>
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<title>SeaweedFS Filer</title>
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<link rel="icon" href="http://7viirv.com1.z0.glb.clouddn.com/seaweed_favicon.png" sizes="32x32" />
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<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.1/css/bootstrap.min.css">
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</head>
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<body>
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<div class="container">
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<div class="page-header">
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<h1>
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<img src="http://7viirv.com1.z0.glb.clouddn.com/seaweed50x50.png"></img>
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SeaweedFS Filer
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</h1>
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</div>
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<div class="row">
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{{.Path}}
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</div>
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<div class="row">
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<ul>
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{{$path := .Path }}
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{{ range $dirs_index, $dir := .Directories }}
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<li>
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<a href= {{ print $path $dir.Name "/"}} >
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{{ $dir.Name }}
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</a>
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</li>
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{{ end }}
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{{ range $file_index, $file := .Files }}
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<li>
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{{ $file.Name }}
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</li>
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{{ end }}
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</ul>
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</div>
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{{if .NotAllFilesDisplayed}}
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<div class="row">
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Not all files are displayed.
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</div>
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{{end}}
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</div>
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</body>
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</html>
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`))
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