func (c Crawler) Start() {
go func() {
for {
select {
case <-c.quit:
log.Info("Quit crawler.")
return
default:
domainList, err := domains.GetAllLimitOffset(WINDOW, c.offset).List()
if err != nil {
log.Error("Crawler. Unable to get domains: %s", err)
// shutdown
c.Stop()
return
}
for _, d := range domainList {
whoisDispatcher.AddDomain(d)
digDispatcher.AddDomain(d)
time.Sleep(c.delay)
}
}
c.offset += WINDOW
}
}()
}
/*
Search is used for retrieving records for a domain. It accepts the following
GET params:
+ duuid - uuid of domain
+ domain - string of domain
+ name - string of name
*/
func Search(w http.ResponseWriter, r *http.Request, params url.Values, limit, offset int) {
query := db.SELECT
var where []string
var args []interface{}
i := 1
for k, _ := range params {
switch k {
case "name":
where = append(where, fmt.Sprintf(k+" = $%d", i))
args = append(args, params.Get(k))
i++
case "duuid", "domain":
where = append(where, fmt.Sprintf("domain = $%d", i))
args = append(args, params.Get(k))
v := params.Get(k)
params.Del("duuid")
params.Del("domain")
params.Set("domain", v)
i++
}
}
if len(where) > 0 {
query += "WHERE " + strings.Join(where, " AND ") + " "
}
query += fmt.Sprintf("ORDER BY added DESC LIMIT $%d OFFSET $%d", len(args)+1, len(args)+2)
args = append(args, limit, offset)
log.Info("Query: " + query)
log.Info("Args: %+v", args)
recordList, err := db.GetList(query, args...)
if err != nil {
util.Error(err, w)
return
}
// check for none sql errors
// if we have no results dispatch a worker to get one
if len(recordList) == 0 {
// no domain lets grab one using what we assume is a duuid
log.Info("no records")
if duuid := params.Get("domain"); duuid != "" {
log.Info("duuid: " + duuid)
domain, err := domains.GetByUUID(duuid).One()
if err != nil {
log.Info("herererere")
util.Error(err, w)
return
}
results := <-dispatcher.AddDomain(domain)
log.Info("%v", results)
for _, result := range results {
recordList = append(recordList, result)
}
}
}
util.ToJSON(cleanParserFromRecords(recordList), err, w)
}
