X-Git-Url: https://git.ucc.asn.au/?p=zanchey%2Fdispense2.git;a=blobdiff_plain;f=sql-edition%2Fservers%2FVendServer.py;h=fa5ba5b88a5a80b0c5cd23e5d75c989848047e1a;hp=22958bd7a55d678ed58da67cad8ed6c360646bdc;hb=ca01734e7a5b3c12ae70e73c0b247f39771aaa97;hpb=a741740a454c7f9fcfbaa0e4a8f5c1578c7a1262 diff --git a/sql-edition/servers/VendServer.py b/sql-edition/servers/VendServer.py index 22958bd..fa5ba5b 100755 --- a/sql-edition/servers/VendServer.py +++ b/sql-edition/servers/VendServer.py @@ -4,7 +4,7 @@ USE_DB = 0 import ConfigParser -import sys, os, string, re, pwd, signal, math +import sys, os, string, re, pwd, signal, math, syslog import logging, logging.handlers from traceback import format_tb if USE_DB: import pg @@ -16,7 +16,8 @@ from VendingMachine import VendingMachine, VendingException from MessageKeeper import MessageKeeper from HorizScroll import HorizScroll from random import random, seed -from Idler import TrainIdler,GrayIdler,StringIdler,ClockIdler,FortuneIdler,FileIdler,PipeIdler +from Idler import GreetingIdler,TrainIdler,GrayIdler,StringIdler,ClockIdler,FortuneIdler,FileIdler,PipeIdler +from SnackConfig import get_snacks, get_snack import socket from posix import geteuid @@ -36,25 +37,27 @@ For a good time call +61 8 6488 3901 """ -GREETING = 'UCC SNACKS' PIN_LENGTH = 4 DOOR = 1 SWITCH = 2 KEY = 3 TICK = 4 +MIFARE = 5 -STATE_IDLE = 1 -STATE_DOOR_OPENING = 2 -STATE_DOOR_CLOSING = 3 -STATE_GETTING_UID = 4 -STATE_GETTING_PIN = 5 -STATE_GET_SELECTION = 6 -STATE_GRANDFATHER_CLOCK = 7 +( +STATE_IDLE, +STATE_DOOR_OPENING, +STATE_DOOR_CLOSING, +STATE_GETTING_UID, +STATE_GETTING_PIN, +STATE_GET_SELECTION, +STATE_GRANDFATHER_CLOCK, +) = range(1,8) -TEXT_SPEED = 0.8 -IDLE_SPEED = 0.02 +TEXT_SPEED = 0.6 +IDLE_SPEED = 0.05 class DispenseDatabaseException(Exception): pass @@ -89,8 +92,14 @@ class DispenseDatabase: def scroll_options(username, mk, welcome = False): if welcome: + # Balance checking: crap code, [DAA]'s fault + acct = os.popen('dispense acct %s' % username) + balance = acct.read()[15:22] + acct.close() + msg = [(center('WELCOME'), False, TEXT_SPEED), - (center(username), False, TEXT_SPEED)] + (center(username), False, TEXT_SPEED), + (center(balance), False, TEXT_SPEED),] else: msg = [] choices = ' '*10+'CHOICES: ' @@ -105,9 +114,20 @@ def scroll_options(username, mk, welcome = False): c = c.strip() (slot_num, price, slot_name) = c.split(' ', 2) if slot_name == 'dead': continue - choices += '%s8-%s (%sc) '%(slot_num, slot_name, price) + choices += '%s-(%sc)-%s8 '%(slot_name, price, slot_num) + +# we don't want to print snacks for now since it'll be too large +# and there's physical bits of paper in the machine anyway - matt +# try: +# snacks = get_snacks() +# except: +# snacks = {} +# +# for slot, ( name, price ) in snacks.items(): +# choices += '%s8-%s (%sc) ' % ( slot, name, price ) + choices += '55-DOOR ' - choices += 'OR A SNACK. ' + choices += 'OR ANOTHER SNACK. ' choices += '99 TO READ AGAIN. ' choices += 'CHOICE? ' msg.append((choices, False, None)) @@ -144,8 +164,8 @@ def get_pin(uid): def has_good_pin(uid): return get_pin(uid) != None -def verify_user_pin(uid, pin): - if get_pin(uid) == pin: +def verify_user_pin(uid, pin, skip_pin_check=False): + if skip_pin_check or get_pin(uid) == pin: info = pwd.getpwuid(uid) logging.info('accepted pin for uid %d (%s)'%(uid,info.pw_name)) return info.pw_name @@ -197,15 +217,15 @@ def setup_idlers(v): GrayIdler(v,one="/",zero="\\"), ClockIdler(v), GrayIdler(v,one="X",zero="O"), - FileIdler(v, '/usr/share/common-licenses/GPL-2'), + FileIdler(v, '/usr/share/common-licenses/GPL-2',affinity=2), GrayIdler(v,one="*",zero="-",reorder=1), StringIdler(v, text=str(math.pi) + " "), ClockIdler(v), GrayIdler(v,one="/",zero="\\",reorder=1), StringIdler(v, text=str(math.e) + " "), GrayIdler(v,one="X",zero="O",reorder=1), - StringIdler(v, text=" I want some pizza - please call Pizza Hut Shenton Park on +61 8 9381 9979 - and order as Quinn - I am getting really hungry", repeat=False), - PipeIdler(v, "/usr/bin/ypcat", "passwd"), + StringIdler(v, text=" I want some pizza - please call Pizza Hut Shenton Park on +61 8 9381 9979 [now closed? - MSH] - and order as Quinn - I am getting really hungry", repeat=False), + PipeIdler(v, "/usr/bin/getent", "passwd"), FortuneIdler(v), ClockIdler(v), StringIdler(v), @@ -213,31 +233,44 @@ def setup_idlers(v): ] disabled = [ ] - idler = choose_idler() + +def reset_idler(v, vstatus, t = None): + global idlers, idler + idler = GreetingIdler(v, t) + vstatus.time_of_next_idlestep = time()+idler.next() + vstatus.time_of_next_idler = None + vstatus.time_to_autologout = None + vstatus.change_state(STATE_IDLE, 1) def choose_idler(): global idlers, idler iiindex = 0 + average_affinity = 10 # guessing here... - if idler: + if idler and idler.__class__ != GreetingIdler: iiindex = idlers.index(idler) iilen = len(idlers) - move = int(random()*len(idlers)) + 1 + move = int(random()*len(idlers)*average_affinity) + 1 while move >= 0: - idler = idlers[( (iiindex + 1) % iilen)] - move = move - idler.affinity() + iiindex += 1 + iiindex %= iilen + idler = idlers[iiindex] + move -= idler.affinity() idler.reset() -def idle_step(): +def idle_step(vstatus): global idler if idler.finished(): choose_idler() - sleep(IDLE_SPEED) - idler.next() + vstatus.time_of_next_idler = time() + 30 + nextidle = idler.next() + if nextidle is None: + nextidle = IDLE_SPEED + vstatus.time_of_next_idlestep = time()+nextidle class VendState: def __init__(self,v): @@ -252,8 +285,6 @@ class VendState: self.cur_selection = '' self.time_to_autologout = None - self.time_to_idle = None - self.last_timeout_refresh = None def change_state(self,newstate,newcounter=None): @@ -311,10 +342,7 @@ def handle_get_selection_idle(state, event, params, v, vstatus): vstatus.cur_pin = '' vstatus.cur_selection = '' - idle_in(vstatus,2) - vstatus.change_state(STATE_IDLE) - - vstatus.mk.set_message(GREETING) + reset_idler(v, vstatus) ### State fully logged out ... reset variables if vstatus.time_to_autologout and not vstatus.mk.done(): @@ -328,12 +356,6 @@ def handle_get_selection_idle(state, event, params, v, vstatus): vstatus.time_to_autologout = time() + 15 vstatus.last_timeout_refresh = None - ### State logged out ... after normal logout?? - # perhaps when logged in? - if vstatus.time_to_idle is not None and vstatus.cur_user != '': - vstatus.time_to_idle = None - - ## FIXME - this may need to be elsewhere..... # need to check vstatus.mk.update_display() @@ -348,12 +370,8 @@ def handle_get_selection_key(state, event, params, v, vstatus): vstatus.cur_user = '' vstatus.cur_selection = '' - idle_in(vstatus,2) - vstatus.change_state(STATE_IDLE) - - vstatus.mk.set_messages( - [(center('BYE!'), False, 1.5), - (GREETING, False, None)]) + vstatus.mk.set_messages([(center('BYE!'), False, 1.5)]) + reset_idler(v, vstatus, 2) return vstatus.cur_selection += chr(key + ord('0')) vstatus.mk.set_message('SELECT: '+vstatus.cur_selection) @@ -366,10 +384,17 @@ def handle_get_selection_key(state, event, params, v, vstatus): return else: vstatus.cur_selection += chr(key + ord('0')) - make_selection(v,vstatus) - vstatus.cur_selection = '' - vstatus.time_to_autologout = time() + 8 - vstatus.last_timeout_refresh = None + if vstatus.cur_user: + make_selection(v,vstatus) + vstatus.cur_selection = '' + vstatus.time_to_autologout = time() + 8 + vstatus.last_timeout_refresh = None + else: + # Price check mode. + price_check(v,vstatus) + vstatus.cur_selection = '' + vstatus.time_to_autologout = None + vstatus.last_timeout_refresh = None def make_selection(v, vstatus): # should use sudo here @@ -387,28 +412,51 @@ def make_selection(v, vstatus): logging.warning('user %s tried to dispense a bad door'%vstatus.username) vstatus.mk.set_message(center('BAD DOOR')) sleep(1) - elif vstatus.cur_selection == '91': + elif vstatus.cur_selection == '81': cookie(v) elif vstatus.cur_selection == '99': scroll_options(vstatus.username, vstatus.mk) vstatus.cur_selection = '' return elif vstatus.cur_selection[1] == '8': - v.display('GOT COKE?') + v.display('GOT DRINK?') if ((os.system('su - "%s" -c "dispense %s"'%(vstatus.username, vstatus.cur_selection[0])) >> 8) != 0): v.display('SEEMS NOT') else: - v.display('GOT COKE!') + v.display('GOT DRINK!') else: - v.display(vstatus.cur_selection+' - $1.00') - if ((os.system('su - "%s" -c "dispense snack"'%(vstatus.username)) >> 8) == 0): + # first see if it's a named slot + try: + price, shortname, name = get_snack( vstatus.cur_selection ) + except: + price, shortname, name = get_snack( '--' ) + dollarprice = "$%.2f" % ( price / 100.0 ) + v.display(vstatus.cur_selection+' - %s'%dollarprice) + exitcode = os.system('su - "%s" -c "dispense give oday %d"'%(vstatus.username, price)) >> 8 + if (exitcode == 0): + # magic dispense syslog service + syslog.syslog(syslog.LOG_INFO | syslog.LOG_LOCAL4, "vended %s (slot %s) for %s" % (name, vstatus.cur_selection, vstatus.username)) v.vend(vstatus.cur_selection) v.display('THANK YOU') else: + syslog.syslog(syslog.LOG_INFO | syslog.LOG_LOCAL4, "failed vending %s (slot %s) for %s (code %d)" % (name, vstatus.cur_selection, vstatus.username, exitcode)) v.display('NO MONEY?') sleep(1) +def price_check(v, vstatus): + if vstatus.cur_selection[1] == '8': + v.display(center('SEE COKE')) + else: + # first see if it's a named slot + try: + price, shortname, name = get_snack( vstatus.cur_selection ) + except: + price, shortname, name = get_snack( '--' ) + dollarprice = "$%.2f" % ( price / 100.0 ) + v.display(vstatus.cur_selection+' - %s'%dollarprice) + + def handle_getting_pin_key(state, event, params, v, vstatus): #print "handle_getting_pin_key (s,e,p)", state, " ", event, " ", params key = params @@ -416,10 +464,7 @@ def handle_getting_pin_key(state, event, params, v, vstatus): if key == 11: if vstatus.cur_pin == '': vstatus.cur_user = '' - vstatus.mk.set_message(GREETING) - - idle_in(vstatus,5) - vstatus.change_state(STATE_IDLE) + reset_idler(v, vstatus) return vstatus.cur_pin = '' @@ -439,13 +484,11 @@ def handle_getting_pin_key(state, event, params, v, vstatus): v.beep(40, False) vstatus.mk.set_messages( [(center('BAD PIN'), False, 1.0), - (center('SORRY'), False, 0.5), - (GREETING, False, None)]) + (center('SORRY'), False, 0.5)]) vstatus.cur_user = '' vstatus.cur_pin = '' - idle_in(vstatus,5) - vstatus.change_state(STATE_IDLE) + reset_idler(v, vstatus, 2) return @@ -453,31 +496,82 @@ def handle_getting_pin_key(state, event, params, v, vstatus): def handle_getting_uid_key(state, event, params, v, vstatus): #print "handle_getting_uid_key (s,e,p)", state, " ", event, " ", params key = params + # complicated key handling here: - if len(vstatus.cur_user) < 5: + + if len(vstatus.cur_user) == 0 and key == 9: + vstatus.cur_selection = '' + vstatus.time_to_autologout = None + vstatus.mk.set_message('PRICECHECK') + sleep(0.5) + scroll_options('', vstatus.mk) + vstatus.change_state(STATE_GET_SELECTION) + return + + if len(vstatus.cur_user) <8: if key == 11: vstatus.cur_user = '' - vstatus.mk.set_message(GREETING) - idle_in(vstatus,5) - vstatus.change_state(STATE_IDLE) + reset_idler(v, vstatus) return - vstatus.cur_user += chr(key + ord('0')) - vstatus.mk.set_message('UID: '+vstatus.cur_user) - + #logging.info('dob: '+vstatus.cur_user) + if len(vstatus.cur_user) > 5: + vstatus.mk.set_message('>'+vstatus.cur_user) + else: + vstatus.mk.set_message('UID: '+vstatus.cur_user) + if len(vstatus.cur_user) == 5: uid = int(vstatus.cur_user) + + if uid == 0: + logging.info('user '+vstatus.cur_user+' has a bad PIN') + pfalken=""" +CARRIER DETECTED + +CONNECT 128000 + +Welcome to Picklevision Sytems, Sunnyvale, CA + +Greetings Professor Falken. + + + + +Shall we play a game? + + +Please choose from the following menu: + +1. Tic-Tac-Toe +2. Chess +3. Checkers +4. Backgammon +5. Poker +6. Toxic and Biochemical Warfare +7. Global Thermonuclear War + +7 [ENTER] + +Wouldn't you prefer a nice game of chess? + +""".replace('\n',' ') + vstatus.mk.set_messages([(pfalken, False, 10)]) + vstatus.cur_user = '' + vstatus.cur_pin = '' + + reset_idler(v, vstatus, 10) + + return + if not has_good_pin(uid): logging.info('user '+vstatus.cur_user+' has a bad PIN') vstatus.mk.set_messages( - [(' '*10+'INVALID PIN SETUP'+' '*10, False, 3), - (GREETING, False, None)]) + [(' '*10+'INVALID PIN SETUP'+' '*11, False, 3)]) vstatus.cur_user = '' vstatus.cur_pin = '' - idle_in(vstatus,5) - vstatus.change_state(STATE_IDLE) + reset_idler(v, vstatus, 3) return @@ -496,9 +590,7 @@ def handle_idle_key(state, event, params, v, vstatus): if key == 11: vstatus.cur_user = '' - vstatus.mk.set_message(GREETING) - idle_in(vstatus,5) - choose_idler() + reset_idler(v, vstatus) return vstatus.change_state(STATE_GETTING_UID) @@ -506,18 +598,12 @@ def handle_idle_key(state, event, params, v, vstatus): def handle_idle_tick(state, event, params, v, vstatus): - ### State logged out ... initiate idler in 5 (first start?) - if vstatus.time_to_idle == None and vstatus.cur_user == '': - vstatus.time_to_idle = time() + 5 - choose_idler() - ### State idling + if vstatus.mk.done(): + idle_step(vstatus) - if vstatus.time_to_idle is not None and time() > vstatus.time_to_idle: - idle_step() - - if vstatus.time_to_idle is not None and time() > vstatus.time_to_idle + 30: - vstatus.time_to_idle = time() + if vstatus.time_of_next_idler and time() > vstatus.time_of_next_idler: + vstatus.time_of_next_idler = time() + 30 choose_idler() ### @@ -633,63 +719,95 @@ def handle_grandfather_tick(state, event, params, v, vstatus): vstatus.change_state(STATE_IDLE,1) def handle_door_idle(state, event, params, v, vstatus): + def twiddle(clock,v,wise = 2): + if (clock % 4 == 0): + v.display("-FEED ME-") + elif (clock % 4 == 1+wise): + v.display("\\FEED ME/") + elif (clock % 4 == 2): + v.display("-FEED ME-") + elif (clock % 4 == 3-wise): + v.display("/FEED ME\\") + # don't care right now. - pass + now = int(time()) + + if ((now % 60 % 2) == 0): + twiddle(now, v) + else: + twiddle(now, v, wise=0) -def handle_door_event(state, event, params, v, vstatus): - vstatus.time_to_idle = None - if params == 1: #door open +def handle_door_event(state, event, params, v, vstatus): + if params == 0: #door open vstatus.change_state(STATE_DOOR_OPENING) logging.warning("Entering open door mode") v.display("-FEED ME-") #door_open_mode(v); vstatus.cur_user = '' vstatus.cur_pin = '' - elif params == 0: #door closed + elif params == 1: #door closed vstatus.change_state(STATE_DOOR_CLOSING) - idle_in(vstatus, 5) + reset_idler(v, vstatus, 3) logging.warning('Leaving open door mode') v.display("-YUM YUM!-") -def idle_in(vstatus,seconds): - vstatus.time_to_idle = time() + seconds - -def return_to_idle(state,event,params,v,vstatus): - if vstatus.time_to_idle is not None and time() > vstatus.time_to_idle: - vstatus.mk.set_message(GREETING) - vstatus.change_state(STATE_IDLE) +def handle_mifare_event(state, event, params, v, vstatus): + card_uid = params + # Translate card_id into uid. + vstatus.cur_user = str(card_uid) + vstatus.username = verify_user_pin(int(card_uid), None, True) + if vstatus.username: + v.beep(0, False) + vstatus.cur_selection = '' + vstatus.change_state(STATE_GET_SELECTION) + scroll_options(vstatus.username, vstatus.mk, True) return - if not vstatus.time_to_idle: - vstatus.mk.set_message(GREETING) - vstatus.change_state(STATE_IDLE) + else: + v.beep(40, False) + vstatus.mk.set_messages( + [(center('BAD CARD'), False, 1.0), + (center('SORRY'), False, 0.5)]) + vstatus.cur_user = '' + vstatus.cur_pin = '' + + reset_idler(v, vstatus, 2) return +def return_to_idle(state,event,params,v,vstatus): + reset_idler(v, vstatus) + def create_state_table(vstatus): vstatus.state_table[(STATE_IDLE,TICK,1)] = handle_idle_tick vstatus.state_table[(STATE_IDLE,KEY,1)] = handle_idle_key vstatus.state_table[(STATE_IDLE,DOOR,1)] = handle_door_event + vstatus.state_table[(STATE_IDLE,MIFARE,1)] = handle_mifare_event vstatus.state_table[(STATE_DOOR_OPENING,TICK,1)] = handle_door_idle vstatus.state_table[(STATE_DOOR_OPENING,DOOR,1)] = handle_door_event vstatus.state_table[(STATE_DOOR_OPENING,KEY,1)] = do_nothing + vstatus.state_table[(STATE_DOOR_OPENING,MIFARE,1)] = do_nothing vstatus.state_table[(STATE_DOOR_CLOSING,TICK,1)] = return_to_idle vstatus.state_table[(STATE_DOOR_CLOSING,DOOR,1)] = handle_door_event vstatus.state_table[(STATE_DOOR_CLOSING,KEY,1)] = do_nothing + vstatus.state_table[(STATE_DOOR_CLOSING,MIFARE,1)] = do_nothing vstatus.state_table[(STATE_GETTING_UID,TICK,1)] = handle_getting_uid_idle vstatus.state_table[(STATE_GETTING_UID,DOOR,1)] = do_nothing vstatus.state_table[(STATE_GETTING_UID,KEY,1)] = handle_getting_uid_key + vstatus.state_table[(STATE_GETTING_UID,MIFARE,1)] = handle_mifare_event vstatus.state_table[(STATE_GETTING_PIN,TICK,1)] = handle_getting_pin_idle vstatus.state_table[(STATE_GETTING_PIN,DOOR,1)] = do_nothing vstatus.state_table[(STATE_GETTING_PIN,KEY,1)] = handle_getting_pin_key + vstatus.state_table[(STATE_GETTING_PIN,MIFARE,1)] = handle_mifare_event vstatus.state_table[(STATE_GET_SELECTION,TICK,1)] = handle_get_selection_idle vstatus.state_table[(STATE_GET_SELECTION,DOOR,1)] = do_nothing vstatus.state_table[(STATE_GET_SELECTION,KEY,1)] = handle_get_selection_key + vstatus.state_table[(STATE_GET_SELECTION,MIFARE,1)] = do_nothing vstatus.state_table[(STATE_GRANDFATHER_CLOCK,TICK,1)] = handle_idle_grandfather_tick vstatus.state_table[(STATE_GRANDFATHER_CLOCK,TICK,2)] = handle_grandfather_tick @@ -697,10 +815,19 @@ def create_state_table(vstatus): vstatus.state_table[(STATE_GRANDFATHER_CLOCK,DOOR,2)] = do_nothing vstatus.state_table[(STATE_GRANDFATHER_CLOCK,KEY,1)] = do_nothing vstatus.state_table[(STATE_GRANDFATHER_CLOCK,KEY,2)] = do_nothing + vstatus.state_table[(STATE_GRANDFATHER_CLOCK,MIFARE,1)] = handle_mifare_event def get_state_table_handler(vstatus, state, event, counter): return vstatus.state_table[(state,event,counter)] +def time_to_next_update(vstatus): + idle_update = vstatus.time_of_next_idlestep - time() + if not vstatus.mk.done() and vstatus.mk.next_update is not None: + mk_update = vstatus.mk.next_update - time() + if mk_update < idle_update: + idle_update = mk_update + return idle_update + def run_forever(rfh, wfh, options, cf): v = VendingMachine(rfh, wfh) vstatus = VendState(v) @@ -711,8 +838,7 @@ def run_forever(rfh, wfh, options, cf): if USE_DB: db = DispenseDatabase(v, cf.DBServer, cf.DBName, cf.DBUser, cf.DBPassword) setup_idlers(v) - choose_idler() - vstatus.mk.set_message(GREETING) + reset_idler(v, vstatus) # This main loop was hideous and the work of the devil. # This has now been fixed (mostly) - mtearle @@ -725,8 +851,6 @@ def run_forever(rfh, wfh, options, cf): # # ( return state - not currently implemented ) - vstatus.change_state(STATE_IDLE,1) - while True: if USE_DB: try: @@ -734,8 +858,8 @@ def run_forever(rfh, wfh, options, cf): except DispenseDatabaseException, e: logging.error('Database error: '+str(e)) - - e = v.next_event(0) + timeout = time_to_next_update(vstatus) + e = v.next_event(timeout) (event, params) = e run_handler(event, params, v, vstatus)