func TestGetServiceCurrentStatus(t *testing.T) {
db, err := openDB()
defer db.Close()
round := 1
team := 2
service := 3
status1 := steward.Status{Round: round, TeamID: team,
ServiceID: service, State: steward.StatusUP}
steward.PutStatus(db.db, status1)
halfStatus := steward.Status{Round: round, TeamID: team,
ServiceID: service, State: steward.StatusUnknown}
state, err := steward.GetState(db.db, halfStatus)
if err != nil {
log.Fatalln("Get state failed:", err)
}
if state != steward.StatusUP {
log.Fatalln("Get states invalid")
}
}
func collectTeamResult(db *sql.DB, team steward.Team,
services []steward.Service) (tr TeamResult, err error) {
tr.ID = team.ID
tr.Name = team.Name
rr, err := steward.GetLastResult(db, team.ID)
if err != nil {
// At game start, no result exist
rr = steward.RoundResult{AttackScore: 0, DefenceScore: 0}
}
tr.Attack = rr.AttackScore
tr.Defence = rr.DefenceScore
advisory, err := steward.GetAdvisoryScore(db, team.ID)
if err != nil {
tr.Advisory = 0
} else {
tr.Advisory = advisory
}
round, err := steward.CurrentRound(db)
if err != nil {
// At game start, no round exist
return tr, nil
}
for _, svc := range services {
s := steward.Status{round.ID, team.ID, svc.ID, -1}
state, err := steward.GetState(db, s)
if err != nil {
// Try to get status from previous round
s.Round--
state, err = steward.GetState(db, s)
if err != nil {
state = steward.StatusDown
}
}
tr.Status = append(tr.Status, state)
}
return
}
func checkServicesStatus(db *sql.DB, round int, teams []steward.Team,
services []steward.Service, status steward.ServiceState) {
for _, team := range teams {
for _, svc := range services {
halfStatus := steward.Status{Round: round, TeamID: team.ID,
ServiceID: svc.ID, State: -1}
state, err := steward.GetState(db, halfStatus)
if err != nil {
log.Fatalln("Get state failed:", err)
}
if state != status {
log.Fatalln("One of service status is", state,
"instead", status)
}
}
}
}
func handler(conn net.Conn, db *sql.DB, priv *rsa.PrivateKey,
attackFlow chan scoreboard.Attack) {
addr := conn.RemoteAddr().String()
defer conn.Close()
fmt.Fprint(conn, greetingMsg)
flag, err := bufio.NewReader(conn).ReadString('\n')
if err != nil {
log.Println("Read error:", err)
}
flag = strings.Trim(flag, "\n")
log.Printf("\tGet flag %s from %s", flag, addr)
valid, err := vexillary.ValidFlag(flag, priv.PublicKey)
if err != nil {
log.Println("\tValidate flag failed:", err)
}
if !valid {
fmt.Fprint(conn, invalidFlagMsg)
return
}
exist, err := steward.FlagExist(db, flag)
if err != nil {
log.Println("\tExist flag check failed:", err)
fmt.Fprint(conn, internalErrorMsg)
return
}
if !exist {
fmt.Fprint(conn, flagDoesNotExistMsg)
return
}
flg, err := steward.GetFlagInfo(db, flag)
if err != nil {
log.Println("\tGet flag info failed:", err)
fmt.Fprint(conn, internalErrorMsg)
return
}
captured, err := steward.AlreadyCaptured(db, flg.ID)
if err != nil {
log.Println("\tAlready captured check failed:", err)
fmt.Fprint(conn, internalErrorMsg)
return
}
if captured {
fmt.Fprint(conn, alreadyCapturedMsg)
return
}
team, err := teamByAddr(db, addr)
if err != nil {
log.Println("\tGet team by ip failed:", err)
fmt.Fprint(conn, invalidTeamMsg)
return
}
if flg.TeamID == team.ID {
log.Printf("\tTeam %s try to send their flag", team.Name)
fmt.Fprint(conn, flagYoursMsg)
return
}
round, err := steward.CurrentRound(db)
if round.ID != flg.Round {
log.Printf("\t%s try to send flag from past round", team.Name)
fmt.Fprint(conn, flagExpiredMsg)
return
}
roundEndTime := round.StartTime.Add(round.Len)
if time.Now().After(roundEndTime) {
log.Printf("\t%s try to send flag from finished round", team.Name)
fmt.Fprint(conn, flagExpiredMsg)
return
}
halfStatus := steward.Status{flg.Round, team.ID, flg.ServiceID,
steward.StatusUnknown}
state, err := steward.GetState(db, halfStatus)
if state != steward.StatusUP {
log.Printf("\t%s service not ok, cannot capture", team.Name)
fmt.Fprint(conn, serviceNotUpMsg)
return
}
err = steward.CaptureFlag(db, flg.ID, team.ID)
if err != nil {
log.Println("\tCapture flag failed:", err)
fmt.Fprint(conn, internalErrorMsg)
return
}
go func() {
attack := scoreboard.Attack{
Attacker: team.ID,
Victim: flg.TeamID,
Service: flg.ServiceID,
Timestamp: time.Now().Unix(),
}
select {
case attackFlow <- attack:
default:
_ = <-attackFlow
attackFlow <- attack
}
}()
fmt.Fprint(conn, capturedMsg)
}
