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stop_bot.go
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/
stop_bot.go
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package backend
import (
"fmt"
"log"
"net/http"
"github.com/stellar/kelp/support/kelpos"
)
func (s *APIServer) stopBot(w http.ResponseWriter, r *http.Request) {
botName, e := s.parseBotName(r)
if e != nil {
s.writeError(w, fmt.Sprintf("error in stopBot: %s\n", e))
return
}
e = s.doStopBot(botName)
if e != nil {
s.writeError(w, fmt.Sprintf("error stopping bot: %s\n", e))
return
}
w.WriteHeader(http.StatusOK)
}
func (s *APIServer) doStopBot(botName string) error {
e := s.kos.AdvanceBotState(botName, kelpos.BotStateRunning)
if e != nil {
return fmt.Errorf("error advancing bot state: %s\n", e)
}
e = s.kos.Stop(botName)
if e != nil {
return fmt.Errorf("error when killing bot %s: %s\n", botName, e)
}
log.Printf("stopped bot '%s'\n", botName)
var numIterations uint8 = 1
e = s.doStartBot(botName, "delete", &numIterations, func() {
s.deleteFinishCallback(botName)
})
if e != nil {
return fmt.Errorf("error when deleting bot orders %s: %s\n", botName, e)
}
return nil
}
func (s *APIServer) deleteFinishCallback(botName string) {
log.Printf("deleted offers for bot '%s'\n", botName)
e := s.kos.AdvanceBotState(botName, kelpos.BotStateStopping)
if e != nil {
log.Printf("error advancing bot state: %s\n", e)
}
}