def demo(screen):
scenes = []
centre = (screen.width // 2, screen.height // 2)
podium = (8, 5)
# Scene 1.
path = Path()
path.jump_to(-20, centre[1])
path.move_straight_to(centre[0], centre[1], 10)
path.wait(30)
path.move_straight_to(podium[0], podium[1], 10)
path.wait(100)
effects = [
Arrow(screen, path, colour=Screen.COLOUR_GREEN),
_speak(screen, "Secure TLS Deployment with LURK \n" +\
"-- Example: RSA Authentication --", centre, 30),
]
scenes.append(Scene(effects))
# Scene 2
T = 0
path = Path()
path.jump_to(podium[0], podium[1])
effects = [Arrow(screen, path, colour=Screen.COLOUR_GREEN)]
Y = 8
speak = "In practice the line between Untrusted and " +\
"Trusted Domain does not exist..."
labels = ["Untrusted Domain", "Trusted Domain"]
colors = [Screen.COLOUR_RED, Screen.COLOUR_GREEN]
effects += [_speak(screen, speak, podium, T)]
effects += _background_display( screen, start=T, stop=T + TIC_SPEAK, labels=labels,\
colors=colors, y=Y, mode="header_plain")
T += TIC_SPEAK
speak = "Instead there is a continuum with Untrusted, \n" +\
"Exposed and Trusted Domain... "
labels = ["Untrusted Domain", "Exposed Domain", "Trusted Domain"]
colors = [ Screen.COLOUR_RED, Screen.COLOUR_YELLOW, \
Screen.COLOUR_GREEN ]
effects += [_speak(screen, speak, podium, T)]
effects += _background_display( screen, start=T, stop=T + 3 * TIC_SPEAK, labels=labels,\
colors=colors, y=Y, mode="header_plain")
T += TIC_SPEAK
speak = "For CDN: \n"+\
" * Untrusted Domain == Internet, \n" + \
" * Exposed Domain == delegated CDN, \n" +\
" * Trusted Domain == Your CDN... "
effects += [_speak(screen, speak, podium, T)]
T += TIC_SPEAK
speak = "For vRAN: \n" +\
" * Untrusted Domain == Data Center, \n" +\
" * Exposed Domain == vRAN Software, \n" +\
" * Trusted Domain == Trusted Execution Environment..."
effects += [_speak(screen, speak, podium, T)]
T += TIC_SPEAK
speak = "This can be extended to any case where TLS is used..."
labels = ["TLS Client", "TLS Server", "Key Server"]
effects += [_speak(screen, speak, podium, T)]
effects += _background_display( screen, start=T, stop=END_OF_DEMO, labels=labels,\
colors=colors, y=Y, mode="header_plain")
T += TIC_SPEAK
Y += 2
speak = "A TLS Client terminates the session to the Exposed Environment"
msg = "ClientHello \n" +\
" server_version \n" +\
" client_random \n" +\
" cipher_suite \n" +\
" TLS_RSA_*, ...\n" +\
"-------->"
effects += move_h(screen, msg, Y, 'tls_clt', T)
effects += [_speak(screen, speak, podium, T)]
speak = "The TLS Server chose RSA authentication proposed by the \n" +\
"TLS Client "
effects.append(_speak(screen, speak, podium, T + TIC_SPEAK))
T += max(TIC_MESSAGE, 2 * TIC_SPEAK)
Y += msg.count('\n') + 1
speak = "The TLS Server knows RSA Authentication involves \n" +\
"interactions with the Key Server and obfuscates the \n" +\
"server_random to provide perfect forward secrecy. "
effects.append(_speak(screen, speak, podium, T))
T += TIC_SPEAK
speak = "The TLS Server: \n" +\
" - 1) Generates a server_random \n" +\
" - 2) Obfuscates the server_random \n" +\
" - 3) Sends the obfuscated value to the TLS Client \n" +\
" - 4) Sends the non obfuscated value to the Key Server"
effects.append(_speak(screen, speak, podium, T))
txt = "LURK server_random: "
txt_value = " gmt_unix_time \n" +\
" random "
kwargs = { "colour" : Screen.COLOUR_YELLOW, "attr" : Screen.A_BOLD, \
"bg" : Screen.COLOUR_BLACK, "clear" : True, 'transparent' : True,\
'x' : int( 1.1 * int(screen.width / 3 ) ), 'start_frame' : T, \
'stop_frame' : END_OF_DEMO}
y = Y - 2 # moving up to two lines the text
args = [screen, s2r(txt), y]
effects += [Print(*args, **kwargs)]
kwargs['colour'] = Screen.COLOUR_RED
args = [screen, s2r(txt_value), y + 1]
effects += [Print(*args, **kwargs)]
y += txt.count('\n') + 1 + txt_value.count('\n')
txt = " Obfuscated TLS server_random: "
txt_value= " gmt_unix_time \n" +\
" random "
kwargs = { "colour" : Screen.COLOUR_YELLOW, "attr" : Screen.A_BOLD, \
"bg" : Screen.COLOUR_BLACK, "clear" : True, 'transparent' : True,\
'x' : int( 1.1 * int(screen.width / 3 ) ), 'start_frame' : T, \
'stop_frame' : END_OF_DEMO}
args = [screen, s2r(txt), y]
effects += [Print(*args, **kwargs)]
kwargs['colour'] = Screen.COLOUR_WHITE
args = [screen, s2r(txt_value), y + 1]
effects += [Print(*args, **kwargs)]
T += TIC_SPEAK
speak = "The TLS Server responds with a ServerHello \n" +\
"That includes the obfuscated server_random "
msg = "ServerHello \n" +\
" tls_version \n" +\
" server_random (TLS) \n" +\
" Cipher_suite=TLS_RSA \n" +\
"Certificate \n" +\
" RSA Public Key \n" +\
"ServerHelloDone \n" +\
"<-------- "
effects += move_h(screen, msg, Y, 'tls_srv', T)
effects += [_speak(screen, speak, podium, T)]
T += max(TIC_MESSAGE, TIC_SPEAK)
Y += msg.count('\n') + 1
speak = "The TLS Client sends a ClientKeyExchange \n" +\
"with the encrypted premaster "
msg = "ClientKeyExchange \n" +\
" encrypted_premaster \n" +\
"-------->"
effects += move_h(screen, msg, Y, 'tls_clt', T)
effects += [_speak(screen, speak, podium, T)]
T += max(TIC_MESSAGE, TIC_SPEAK)
Y += msg.count('\n') + 1
speak = "Upon receiving the ClientKeyExchange, the \n" +\
"TLS Server initiates a LURK exchange with \n" +\
"the Key Server to: \n" +\
" - 1) Decyrpte the encrypted_premaster \n" +\
" - 2) Generate the master_secret "
msg = "RSAMasterRequest \n" +\
" key_id \n" +\
" key_id_type \n" +\
" key_id \n" +\
" freshness_funct \n" +\
" client_random \n" +\
" gmt_unix_time \n" +\
" random = \n" +\
" server_random \n" +\
" gmt_unix_time \n" +\
" random = \n" +\
" encrypted_premaster\n" +\
"--------> "
effects.append(_speak(screen, speak, podium, T))
effects += move_h(screen, msg, Y, 'lurk_clt', T)
T += max(TIC_MESSAGE, TIC_SPEAK)
Y += msg.count('\n') + 1
speak = "The Key Server : \n" +\
" - 1) Decrypts the encrypted_premaster \n" +\
" - 2) Generates the master secret "
msg = "RSAMasterResponse\n" +\
" master \n" +\
"<-------- "
effects.append(_speak(screen, speak, podium, T))
effects += move_h(screen, msg, Y, 'lurk_srv', T)
T += max(TIC_MESSAGE, TIC_SPEAK)
Y += msg.count('\n') + 1
speak = "With the master_secret, the TLS Server finalizes \n" +\
"the authenticated TLS Key Exchange. \n" +\
" \n" +\
"The TLS Server has not accessed the private key !"
msg = "[ChangeCipherSpec] \n" +\
"Finishedit \n" +\
"--------> "
effects += [_speak(screen, speak, podium, T)]
effects += move_h(screen, msg, Y, 'tls_clt', T)
T += max(TIC_MESSAGE, TIC_SPEAK)
Y += msg.count('\n') + 1
msg = "[ChangeCipherSpec] \n" +\
" Finished \n" +\
"<-------- "
effects += move_h(screen, msg, Y, 'tls_srv', T)
T += max(TIC_SPEAK, TIC_SPEAK)
Y += msg.count('\n') + 1
txt = "Application Data <-------> Application Data"
kwargs = { "colour" : Screen.COLOUR_WHITE, "attr" : Screen.A_BOLD, \
"bg" : Screen.COLOUR_BLACK, "clear" : True, 'transparent' : True, \
'x' : int( screen.width / 3 * ( 0.1 + 1 / 2) - len( txt ) / 2 ), \
'start_frame' : T, 'stop_frame' : END_OF_DEMO }
args = [screen, s2r(txt), Y]
effects.append(Print(*args, **kwargs))
T += TIC_SPEAK
Y += txt.count('\n') + 1
scenes.append(Scene(effects, duration=20000, clear=True))
#scenes.append(Scene(effects, -1))
screen.play(scenes, stop_on_resize=True)
def kitty(screen, scene):
scenes = []
effects = [
ProfileFrame(screen),
]
scenes.append(Scene(effects, -1, name='Main'))
# scene
cell = ColourImageFile(screen, 'img/4.jpg', screen.height)
effects = [
RandomNoise(screen, signal=cell),
Print(screen,
Rainbow(screen, FigletText('Kitty', font='banner')),
screen.height - 6,
start_frame=200,
bg=0),
Print(screen,
Rainbow(screen, FigletText('Kitty', font='banner')),
screen.height - 6,
start_frame=200,
bg=0)
]
scenes.append(Scene(effects, 380, name='Begin'))
# scene
effects = [ShootScreen(screen, screen.width // 2, screen.height // 2, 100)]
scenes.append(Scene(effects, 60, clear=False))
#scene
centre = ((screen.width // 2) - 20, (screen.height // 2) - 3)
podium = (8, 5)
path = Path()
path.jump_to(-20, centre[1])
path.move_straight_to(centre[0], centre[1], 10)
path.wait(30)
path.move_straight_to(podium[0], podium[1], 10)
path.wait(180)
effects = [
Arrow(screen, path, colour=Screen.COLOUR_GREEN),
Snow(screen),
Rain(screen, 340),
Print(screen,
StaticRenderer(images=tree),
screen.height - 15,
screen.width - 15,
colour=Screen.COLOUR_GREEN),
_speak(
screen,
u'This program write for the girl that i like, hope she will be happy!',
centre, 30),
_speak(screen,
u'I like her at the first sight when i met her last year.',
podium, 110),
_speak(
screen,
u'I really like to chat with her, but afraid that she will be boring. ',
podium, 180),
Cycle(screen,
Rainbow(screen, FigletText('Lovely', 'banner')),
screen.height // 2 - 6,
start_frame=220),
Cycle(screen,
Rainbow(screen, FigletText('Kitty', 'banner')),
screen.height // 2 + 1,
start_frame=220)
]
scenes.append(Scene(effects, duration=340))
#scene
cell = ColourImageFile(screen,
'img/10.jpg',
screen.height,
uni=screen.unicode_aware,
dither=screen.unicode_aware)
effects = [
Wipe(screen),
Print(screen, cell, 0),
Stars(screen, screen.height + screen.width)
]
# for _ in range(20):
# effects.append(
# Explosion(screen, randint(0, screen.width), randint(screen.height//8, screen.height*3//4), randint(20, 150) )
# )
scenes.append(Scene(effects, 150, clear=False))
#scene
cell = ColourImageFile(screen,
'img/3.jpg',
screen.height,
uni=screen.unicode_aware,
dither=screen.unicode_aware)
effects = [
DropScreen(screen, 100),
BannerText(screen, cell, 0, Screen.COLOUR_YELLOW),
Snow(screen)
]
for _ in range(120):
fireworks = [(PalmFirework, randint(25, 35)),
(RingFirework, randint(25, 30)),
(StarFirework, randint(30, 35)),
(SerpentFirework, randint(28, 35))]
firework, lifetime = choice(fireworks)
effects.append(
firework(screen,
randint(0, screen.width),
randint(screen.height // 8, screen.height * 3 // 4),
lifetime,
start_frame=randint(20, 250)))
scenes.append(Scene(effects, 280, clear=False))
#scene
cell = ColourImageFile(screen,
'img/1.jpg',
screen.height,
uni=screen.unicode_aware,
dither=screen.unicode_aware)
effects = [
Print(screen, cell, 0, speed=1),
Scroll(screen, rate=10),
Rain(screen, 200)
]
scenes.append(Scene(effects, 180))
#scene
text = Figlet(font="banner", width=200).renderText("Pretty Girl")
width = max([len(x) for x in text.split("\n")])
effects = [
Print(screen,
Fire(screen.height, 80, text, 0.4, 40, screen.colours),
0,
speed=1),
Print(screen,
FigletText("Pretty Girl", 'banner'),
screen.height - 9,
x=(screen.width - width) // 2 + 1,
colour=0,
bg=0,
speed=1),
Print(screen,
FigletText("Pretty Girl", 'banner'),
screen.height - 9,
x=(screen.width - width) // 2 + 1,
colour=7,
bg=7,
speed=1)
]
scenes.append(Scene(effects, 80))
#scene
effects = [
Print(screen,
Plasma(screen.height, screen.width, screen.colours),
0,
speed=1,
start_frame=50),
Print(screen, Rainbow(screen, FigletText('Thats All')),
screen.height // 2 - 5),
Print(screen, Rainbow(screen, FigletText('My Kitty!')),
screen.height // 2 + 5),
]
scenes.append(Scene(effects, -1))
screen.play(scenes, stop_on_resize=True, start_scene=scene)
def demo(screen):
scenes = []
centre = (screen.width // 2, screen.height // 2)
podium = (38, 20, 30, 20)
podium2 = (30, 20)
# Scene 1.
path = Path()
path.jump_to(-20, centre[1])
path.move_straight_to(centre[0], centre[1], 10)
path.wait(30)
path.move_straight_to(podium[0], podium[1], 10)
path.wait(100)
effects = [
Arrow(screen, path, colour=Screen.COLOUR_GREEN),
_speak(screen, "BIENVENIDO A ~~THE MINERS~~~ !!!", centre, 30),
_speak(screen, "Tercera parte de Postdigital (Enrique Tomás).", podium,
110),
_speak(screen, "Quiero explicarte algo sobre la obra.", podium, 180),
]
scenes.append(Scene(effects))
# Scene 2.
path = Path()
path.jump_to(podium[0], podium[1])
path.wait(1000)
effects = [
Arrow(screen, path, colour=Screen.COLOUR_GREEN),
_speak(screen, "The Miners? ... ¿Los mineros?", podium, 10),
_speak(screen, "Va sobre las criptomonedas y sus efectos...", podium,
80),
#Print(screen,
# Box(screen.width, screen.height, uni=screen.unicode_aware),
# 0, 0, start_frame=90),
_speak(screen, "Las criptomonedas son dinero electrónico.", podium,
150),
_speak(
screen,
"Sirven para transferir dinero sin intermediarios (como los bancos).",
podium, 220),
_speak2(
screen,
"Las transacciones necesitan ser verificadas por otros ordenadores de la red",
podium, 300),
_speak(screen, "que resuelven un complejo problema matemático.",
podium, 400),
_speak(screen, "...consumiendo mucha electricidad.", podium, 480),
_speak2(screen, "Al año, tanta como un país como Irlanda o Suiza.",
podium, 580),
_speak(screen,
"Por este motivo se recompensa económicamente a los nodos.",
podium, 700),
_speak2(
screen,
"El primero en resolverlo gana 12.5 bitcoins (1 bitcoin =~ 4200 euro) ",
podium, 780),
Stars(screen, (screen.width + screen.height) // 2, start_frame=360)
]
scenes.append(Scene(effects, -1))
# Scene 3.
path = Path()
path.move_straight_to(podium[2], podium[3], 10)
path.wait(800)
effects = [
Arrow(screen, path, colour=Screen.COLOUR_GREEN),
_speak(screen, "Durante esta obra, vamos a minar bitcoins...", podium2,
10),
_speak2(screen, "Cada nota que tocará el Emsemble Container...",
podium2, 70),
_speak2(
screen,
"verificará (minará) una transaccion de bitcoins en tiempo real",
podium2, 160),
_speak(screen, " y si tenemos suerte (1 elevado a menos 36)...",
podium2, 260),
_speak(screen, "¡¡¡ganaremos 12.5 bitcoins en este concierto!!!",
podium2, 340),
_speak(screen, "El minado (ejem... el concierto) va a empezar...",
podium2, 420),
RandomNoise(screen,
signal=Rainbow(
screen,
FigletText("El concierto... va a empezar...",
font="term")),
start_frame=490)
]
scenes.append(Scene(effects, -1))
screen.play(scenes, stop_on_resize=True)
def demo(screen):
scenes = []
centre = (screen.width // 2, screen.height // 2)
podium = (8, 5)
# Scene 1.
path = Path()
path.jump_to(-20, centre[1])
path.move_straight_to(centre[0], centre[1], 10)
path.wait(30)
path.move_straight_to(podium[0], podium[1], 10)
path.wait(100)
effects = [
Arrow(screen, path, colour=Screen.COLOUR_GREEN),
_speak(screen, "WELCOME TO ASCIIMATICS", centre, 30),
_speak(screen, "My name is Aristotle Arrow.", podium, 110),
_speak(screen, "I'm here to help you learn ASCIImatics.", podium, 180),
]
scenes.append(Scene(effects))
# Scene 2.
path = Path()
path.jump_to(podium[0], podium[1])
effects = [
Arrow(screen, path, colour=Screen.COLOUR_GREEN),
_speak(screen, "Let's start with the Screen...", podium, 10),
_speak(screen, "This is your Screen object.", podium, 80),
Print(screen,
Box(screen.width, screen.height, uni=screen.unicode_aware),
0,
0,
start_frame=90),
_speak(screen, "It lets you play a Scene like this one I'm in.",
podium, 150),
_speak(screen, "A Scene contains one or more Effects.", podium, 220),
_speak(screen, "Like me - I'm a Sprite!", podium, 290),
_speak(screen, "Or these Stars.", podium, 360),
_speak(screen, "As you can see, the Screen handles them both at once.",
podium, 430),
_speak(screen, "It can handle as many Effects as you like.", podium,
500),
_speak(screen, "Please press <SPACE> now.", podium, 570),
Stars(screen, (screen.width + screen.height) // 2, start_frame=360)
]
scenes.append(Scene(effects, -1))
# Scene 3.
path = Path()
path.jump_to(podium[0], podium[1])
effects = [
Arrow(screen, path, colour=Screen.COLOUR_GREEN),
_speak(screen, "This is a new Scene.", podium, 10),
_speak(
screen, "The Screen stops all Effects and clears itself between "
"Scenes.", podium, 70),
_speak(screen, "That's why you can't see the Stars now.", podium, 130),
_speak(screen, "(Though you can override that if you need to.)",
podium, 200),
_speak(screen, "Please press <SPACE> now.", podium, 270),
]
scenes.append(Scene(effects, -1))
# Scene 4.
path = Path()
path.jump_to(podium[0], podium[1])
effects = [
Arrow(screen, path, colour=Screen.COLOUR_GREEN),
_speak(screen, "So, how do you design your animation?", podium, 10),
_speak(screen, "1) Decide on your cinematic flow of Scenes.", podium,
80),
_speak(screen, "2) Create the Effects in each Scene.", podium, 150),
_speak(screen, "3) Pass the Scenes to the Screen to play.", podium,
220),
_speak(screen, "It really is that easy!", podium, 290),
_speak(screen, "Just look at this sample code.", podium, 360),
_speak(screen, "Please press <SPACE> now.", podium, 430),
]
scenes.append(Scene(effects, -1))
# Scene 5.
path = Path()
path.jump_to(podium[0], podium[1])
effects = [
Arrow(screen, path, colour=Screen.COLOUR_GREEN),
_speak(screen, "There are various effects you can use. For "
"example...", podium, 10),
Cycle(screen,
FigletText("Colour cycling"),
centre[1] - 5,
start_frame=100),
Cycle(screen,
FigletText("using Figlet"),
centre[1] + 1,
start_frame=100),
_speak(screen, "Look in the effects module for more...", podium, 290),
_speak(screen, "Please press <SPACE> now.", podium, 360),
]
scenes.append(Scene(effects, -1))
# Scene 6.
path = Path()
path.jump_to(podium[0], podium[1])
curve_path = []
for i in range(0, 11):
curve_path.append(
(centre[0] + (screen.width / 4 * math.sin(i * math.pi / 5)),
centre[1] - (screen.height / 4 * math.cos(i * math.pi / 5))))
path2 = Path()
path2.jump_to(centre[0], centre[1] - screen.height // 4)
path2.move_round_to(curve_path, 60)
effects = [
Arrow(screen, path, colour=Screen.COLOUR_GREEN),
_speak(screen, "Sprites (like me) are also an Effect.", podium, 10),
_speak(screen, "We take a pre-defined Path to follow.", podium, 80),
_speak(screen, "Like this one...", podium, 150),
Plot(screen,
path2,
colour=Screen.COLOUR_BLUE,
start_frame=160,
stop_frame=300),
_speak(screen, "My friend Sam will now follow it...", podium, 320),
Sam(screen, copy.copy(path2), start_frame=380),
_speak(screen, "Please press <SPACE> now.", podium, 420),
]
scenes.append(Scene(effects, -1))
# Scene 7.
path = Path()
path.jump_to(podium[0], podium[1])
path.wait(60)
path.move_straight_to(-5, podium[1], 20)
path.wait(300)
effects = [
Arrow(screen, path, colour=Screen.COLOUR_GREEN),
_speak(screen, "Goodbye!", podium, 10),
Cycle(screen, FigletText("THE END!"), centre[1] - 4, start_frame=100),
Print(screen,
SpeechBubble("Press X to exit"),
centre[1] + 6,
start_frame=150)
]
scenes.append(Scene(effects, 500))
screen.play(scenes, stop_on_resize=True)
def test_init(self):
# Most of the function in these classes is actually in the Sprite
# base Effect - so just check we can build these classes
self.assertIsNotNone(Sam(None, Path()))
self.assertIsNotNone(Arrow(None, Path()))
self.assertIsNotNone(Plot(None, Path()))