func TestRoundWork(t *testing.T) {
db, err := openDB()
defer db.Close()
round_len := time.Minute * 2
_, err = steward.CurrentRound(db.db)
if err == nil {
log.Fatalln("Current round in empty database already exist")
}
var i int
for i = 1; i < 5; i++ {
new_round, err := steward.NewRound(db.db, round_len)
if err != nil {
log.Fatalln("Start new round fail:", err)
}
if new_round != i {
log.Fatalln("New round number invalid", new_round, i)
}
current_round, err := steward.CurrentRound(db.db)
if err != nil {
log.Fatalln("Get current round fail:", err)
}
if current_round.ID != new_round {
log.Fatalln("Current round number invalid")
}
if current_round.Len != round_len {
log.Fatalln("Current round len invalid")
}
if time.Now().Sub(current_round.StartTime) > 5*time.Second {
log.Fatalln("Time must be ~ current:",
current_round.StartTime)
}
}
}
func TestCountRound(*testing.T) {
db, err := openDB()
if err != nil {
log.Fatalln("Open database failed:", err)
}
defer db.Close()
fillTestTeams(db.db)
fillTestServices(db.db)
priv, err := vexillary.GenerateKey()
if err != nil {
log.Fatalln("Generate key failed:", err)
}
round, err := steward.NewRound(db.db, time.Minute)
if err != nil {
log.Fatalln("Create new round failed:", err)
}
teams, err := steward.GetTeams(db.db)
if err != nil {
log.Fatalln("Get teams failed:", err)
}
services, err := steward.GetServices(db.db)
if err != nil {
log.Fatalln("Get services failed:", err)
}
flags := make([]string, 0)
for _, team := range teams {
for _, svc := range services {
flag, err := vexillary.GenerateFlag(priv)
if err != nil {
log.Fatalln("Generate flag failed:", err)
}
flags = append(flags, flag)
flg := steward.Flag{ID: -1, Flag: flag, Round: round,
TeamID: team.ID, ServiceID: svc.ID, Cred: ""}
err = steward.AddFlag(db.db, flg)
if err != nil {
log.Fatalln("Add flag to database failed:", err)
}
err = steward.PutStatus(db.db, steward.Status{
Round: round, TeamID: team.ID,
ServiceID: svc.ID, State: steward.StatusUP})
if err != nil {
log.Fatalln("Put status to database failed:", err)
}
}
}
flag1, err := steward.GetFlagInfo(db.db, flags[2])
if err != nil {
log.Fatalln("Get flag info failed:", err)
}
err = steward.CaptureFlag(db.db, flag1.ID, teams[2].ID)
if err != nil {
log.Fatalln("Capture flag failed:", err)
}
flag2, err := steward.GetFlagInfo(db.db, flags[7])
if err != nil {
log.Fatalln("Get flag info failed:", err)
}
err = steward.CaptureFlag(db.db, flag2.ID, teams[3].ID)
if err != nil {
log.Fatalln("Capture flag failed:", err)
}
err = counter.CountRound(db.db, round, teams, services)
if err != nil {
log.Fatalln("Count round failed:", err)
}
res, err := steward.GetRoundResult(db.db, teams[0].ID, round)
if err != nil || res.AttackScore != 0.0 || res.DefenceScore != 1.75 {
log.Fatalln("Invalid result:", res)
}
res, err = steward.GetRoundResult(db.db, teams[1].ID, round)
if err != nil || res.AttackScore != 0.0 || res.DefenceScore != 1.75 {
log.Fatalln("Invalid result:", res)
}
res, err = steward.GetRoundResult(db.db, teams[2].ID, round)
if err != nil || res.AttackScore != 0.25 || res.DefenceScore != 2.0 {
log.Fatalln("Invalid result:", res)
}
res, err = steward.GetRoundResult(db.db, teams[3].ID, round)
if err != nil || res.AttackScore != 0.25 || res.DefenceScore != 2.0 {
log.Fatalln("Invalid result:", res)
}
}
// Round start new round
func (g Game) Round(counters *sync.WaitGroup) (err error) {
roundNo, err := steward.NewRound(g.db, g.roundLen)
if err != nil {
return
}
log.Println("New round", roundNo)
err = checker.PutFlags(g.db, g.priv, roundNo, g.teams, g.services)
if err != nil {
return
}
round, err := steward.CurrentRound(g.db)
if err != nil {
return
}
roundEnd := round.StartTime.Add(round.Len)
for time.Now().Before(roundEnd) {
log.Println("Round", round.ID, "check start")
err = checker.CheckFlags(g.db, round.ID, g.teams, g.services)
if err != nil {
return
}
timeout := RandomizeTimeout(g.timeout, g.timeout/3)
if time.Now().Add(timeout).After(roundEnd) {
break
}
log.Println("Round", round.ID, "check end, timeout", timeout)
time.Sleep(timeout)
}
log.Println("Check", round.ID, "over, wait", time.Now().Sub(roundEnd))
for time.Now().Before(roundEnd) {
time.Sleep(time.Second / 10)
}
counters.Add(1)
go func() {
defer counters.Done()
log.Println("Count round", round.ID, "start", time.Now())
err = counter.CountRound(g.db, round.ID, g.teams, g.services)
if err != nil {
log.Println("Count round", round.ID, "failed:", err)
}
log.Println("Count round", round.ID, "end", time.Now())
}()
return
}
func TestFlagsWork(t *testing.T) {
db, err := openDB()
if err != nil {
log.Fatalln("Open database failed:", err)
}
defer db.Close()
min_port_num := 1024
max_port_num := 65535
rand.Seed(time.Now().UnixNano())
port := min_port_num + rand.Intn(max_port_num-min_port_num)
log.Println("Use port", port)
service := newDummyService("python-api/dummy_service.py", port)
service.Stop() // if already run
priv, err := vexillary.GenerateKey()
if err != nil {
log.Fatalln("Generate key failed:", err)
}
fillTestTeams(db.db)
checker_path := "python-api/dummy_checker.py"
for _, service := range []string{"Foo", "Bar", "Baz"} {
err = steward.AddService(db.db,
steward.Service{ID: -1, Name: service, Port: port,
CheckerPath: checker_path, UDP: false})
if err != nil {
log.Fatalln("Add service failed:", err)
}
}
round, err := steward.NewRound(db.db, time.Minute)
if err != nil {
log.Fatalln("Create new round failed:", err)
}
teams, err := steward.GetTeams(db.db)
if err != nil {
log.Fatalln("Get teams failed:", err)
}
services, err := steward.GetServices(db.db)
if err != nil {
log.Fatalln("Get services failed:", err)
}
err = checker.PutFlags(db.db, priv, round, teams, services)
if err != nil {
log.Fatalln("Put flags failed:", err)
}
// No services -> all down
checkServicesStatus(db.db, round, teams, services, steward.StatusDown)
// Start service
service.Start()
time.Sleep(time.Second)
service.BrokeLogic()
err = checker.PutFlags(db.db, priv, round, teams, services)
if err != nil {
log.Fatalln("Put flags failed:", err)
}
checkServicesStatus(db.db, round, teams, services, steward.StatusMumble)
service.RestoreLogic()
time.Sleep(time.Second)
round, err = steward.NewRound(db.db, time.Minute)
if err != nil {
log.Fatalln("Create new round failed:", err)
}
log.Println("Put flags to correct service...")
err = checker.PutFlags(db.db, priv, round, teams, services)
if err != nil {
log.Fatalln("Put flags failed:", err)
}
checkServicesStatus(db.db, round, teams, services, steward.StatusUP)
log.Println("Check flags of correct service...")
err = checker.CheckFlags(db.db, round, teams, services)
if err != nil {
log.Fatalln("Check flags failed:", err)
}
checkServicesStatus(db.db, round, teams, services, steward.StatusUP)
service.ClearFlags()
log.Println("Check flags of service with removed flags...")
err = checker.CheckFlags(db.db, round, teams, services)
if err != nil {
log.Fatalln("Check flags failed:", err)
}
checkServicesStatus(db.db, round, teams, services, steward.StatusCorrupt)
log.Println("Stop service...")
service.Stop()
log.Println("Check flags of stopped service...")
err = checker.CheckFlags(db.db, round, teams, services)
if err != nil {
log.Fatalln("Check flags failed:", err)
}
checkServicesStatus(db.db, round, teams, services, steward.StatusDown)
}
func TestReceiver(*testing.T) {
db, err := openDB()
if err != nil {
log.Fatalln("Open database failed:", err)
}
defer db.Close()
priv, err := vexillary.GenerateKey()
if err != nil {
log.Fatalln("Generate key failed:", err)
}
addr := "127.0.0.1:65000"
flag, err := vexillary.GenerateFlag(priv)
if err != nil {
log.Fatalln("Generate flag failed:", err)
}
err = steward.AddFlag(db.db, steward.Flag{-1, flag, 1, 8, 1, ""})
if err != nil {
log.Fatalln("Add flag failed:", err)
}
firstRound, err := steward.NewRound(db.db, time.Minute*2)
if err != nil {
log.Fatalln("New round failed:", err)
}
attackFlow := make(chan scoreboard.Attack)
go FlagReceiver(db.db, priv, addr, time.Nanosecond, time.Minute, attackFlow)
time.Sleep(time.Second) // wait for init listener
// The attacker must appear to be a team (e.g. jury cannot attack)
testFlag(addr, flag, invalidTeamMsg)
t := steward.Team{ID: -1, Name: "TestTeam", Subnet: "127.0.0.1/24",
Vulnbox: "1"}
// Correct flag must be captured
teamID, err := steward.AddTeam(db.db, t)
if err != nil {
log.Fatalln("Add team failed:", err)
}
serviceID := 1
// Flag must be captured only if service status ok
steward.PutStatus(db.db, steward.Status{firstRound, teamID, serviceID,
steward.StatusUP})
testFlag(addr, flag, capturedMsg)
// Correct flag must be captured only one
testFlag(addr, flag, alreadyCapturedMsg)
// Incorrect (non-signed or signed on other key) flag must be invalid
testFlag(addr, "1e7b642f2282886377d1655af6097dd6101eac5b=",
invalidFlagMsg)
// Correct flag that does not exist in database must not be captured
newFlag, err := vexillary.GenerateFlag(priv)
if err != nil {
log.Fatalln("Generate flag failed:", err)
}
testFlag(addr, newFlag, flagDoesNotExistMsg)
// Submitted flag does not belongs to the attacking team
flag4, err := vexillary.GenerateFlag(priv)
if err != nil {
log.Fatalln("Generate flag failed:", err)
}
err = steward.AddFlag(db.db, steward.Flag{-1, flag4, 1, teamID, 1, ""})
if err != nil {
log.Fatalln("Add flag failed:", err)
}
testFlag(addr, flag4, flagYoursMsg)
// Correct flag from another round must not be captured
flag2, err := vexillary.GenerateFlag(priv)
if err != nil {
log.Fatalln("Generate flag failed:", err)
}
curRound, err := steward.CurrentRound(db.db)
err = steward.AddFlag(db.db, steward.Flag{-1, flag2, curRound.ID, 8, 1, ""})
if err != nil {
log.Fatalln("Add flag failed:", err)
}
_, err = steward.NewRound(db.db, time.Minute*2)
if err != nil {
log.Fatalln("New round failed:", err)
}
testFlag(addr, flag2, flagExpiredMsg)
// Correct flag from expired round must not be captured
roundLen := time.Second
roundID, err := steward.NewRound(db.db, roundLen)
if err != nil {
log.Fatalln("New round failed:", err)
}
flag3, err := vexillary.GenerateFlag(priv)
if err != nil {
log.Fatalln("Generate flag failed:", err)
}
err = steward.AddFlag(db.db, steward.Flag{-1, flag3, roundID, 8, 1, ""})
if err != nil {
log.Fatalln("Add flag failed:", err)
}
time.Sleep(roundLen) // wait end of round
testFlag(addr, flag3, flagExpiredMsg)
// If service status down flag must not be captured
roundID, err = steward.NewRound(db.db, time.Minute)
if err != nil {
log.Fatalln("New round failed:", err)
}
flag5, err := vexillary.GenerateFlag(priv)
if err != nil {
log.Fatalln("Generate flag failed:", err)
}
err = steward.AddFlag(db.db, steward.Flag{-1, flag5, roundID, 8,
serviceID, ""})
if err != nil {
log.Fatalln("Add flag failed:", err)
}
steward.PutStatus(db.db, steward.Status{roundID, teamID, serviceID,
steward.StatusDown})
testFlag(addr, flag5, serviceNotUpMsg)
steward.PutStatus(db.db, steward.Status{roundID, teamID, serviceID,
steward.StatusUP})
// If attempts limit exceeded flag must not be captured
newAddr := "127.0.0.1:64000"
// Start new receiver for test timeouts
go FlagReceiver(db.db, priv, newAddr, time.Second, time.Minute, attackFlow)
time.Sleep(time.Second) // wait for init listener
// Just for take timeout
testFlag(newAddr, flag3, flagExpiredMsg)
// Can't use testFlag, if attempts limit exceeded server does not send
// greeting message, and client has not able to send flag
conn, err := net.DialTimeout("tcp", newAddr, time.Second)
if err != nil {
log.Fatalln("Connect to receiver failed:", err)
}
msg, err := bufio.NewReader(conn).ReadString('\n')
if err != nil {
log.Fatalln("Invalid response:", err)
}
response := attemptsLimitMsg
if msg != response {
log.Fatalf("Invalid message [%v] instead [%v]",
strings.Trim(msg, "\n"),
strings.Trim(response, "\n"))
}
}