func (this *DirHandler) deleteHandler(w http.ResponseWriter, src string) {
glog.V(2).Infoln("search DELETE handler")
path, file := common.GetSrcComponents(src)
glog.V(2).Infof("Deleting path: %s, file:%s", path, file)
if err := this.D.DeleteDir(path, file); err != nil {
handlerutils.HttpError(w, fmt.Sprintf("An error occured deleting path: %s, file: %s", path, file),
http.StatusInternalServerError)
return
}
}
func (c *CassandraDB) WriteDir(si db.SourceInfoUncomp, src string) (err error) {
glog.V(3).Infoln("Start directory mutation for: " + src)
path, file := common.GetSrcComponents(src)
row := &gossie.Row{[]byte("/" + path), nil}
row.Columns = append(row.Columns, &gossie.Column{
Name: []byte(file),
Value: dbcommon.SerializeSourceInfoUncomp(si),
})
err = c.pool.Writer().Insert(dbcommon.CFChildren, row).Run()
glog.V(3).Infoln("Done directory mutation.")
return
}
func readDir(d db.DB, q url.Values, s string) (db.SourceInfoUncomp, error) {
returnMetrics := q.Get("returnMetrics") == "1"
returnUnits := q.Get("returnUnits") == "1"
returnSelectForDefaults := q.Get("returnSelectForDefaults") == "1"
defaultsOnly := q.Get("defaultsOnly") == "1"
var prefixMatch bool
if (len(s) > 0) && (s[len(s)-1:len(s)] == "*") {
prefixMatch = true
s = s[:len(s)-1]
}
dirSearchReq := db.DirectorySearchRequest{
Prefix: s,
FileRestrict: "",
ReturnMetrics: returnMetrics,
ReturnUnits: returnUnits,
ReturnSelectForDefaults: returnSelectForDefaults,
DefaultsOnly: defaultsOnly,
DirPrefixMatch: prefixMatch,
FilePrefixMatch: false}
// Directory only search.
sInfo, err := d.ReadDir(dirSearchReq)
if err != nil {
return db.SourceInfoUncomp{}, err
}
// File only search.
if len(sInfo.Names) == 0 {
path, file := common.GetSrcComponents(s)
dirSearchReq.Prefix = path
dirSearchReq.FileRestrict = file
dirSearchReq.DirPrefixMatch = false
dirSearchReq.FilePrefixMatch = prefixMatch
sInfo, err = d.ReadDir(dirSearchReq)
if err != nil {
return db.SourceInfoUncomp{}, err
}
}
return sInfo, nil
}