def do_block(args):
"""Runs the block list or block show command, printing output to the console
Args:
args: The parsed arguments sent to the command at runtime
"""
rest_client = RestClient(args.url, args.user)
if args.subcommand == 'list':
blocks = rest_client.list_blocks()
keys = ('num', 'block_id', 'batches', 'txns', 'signer')
headers = tuple(k.upper() if k != 'batches' else 'BATS' for k in keys)
def parse_block_row(block):
batches = block.get('batches', [])
txns = [t for b in batches for t in b['transactions']]
return (block['header'].get('block_num',
0), block['header_signature'],
len(batches), len(txns),
block['header']['signer_public_key'])
if args.format == 'default':
fmt.print_terminal_table(headers, blocks, parse_block_row)
elif args.format == 'csv':
fmt.print_csv(headers, blocks, parse_block_row)
elif args.format == 'json' or args.format == 'yaml':
data = [{k: d
for k, d in zip(keys, parse_block_row(b))}
for b in blocks]
if args.format == 'yaml':
fmt.print_yaml(data)
elif args.format == 'json':
fmt.print_json(data)
else:
raise AssertionError('Missing handler: {}'.format(args.format))
else:
raise AssertionError('Missing handler: {}'.format(args.format))
if args.subcommand == 'show':
output = rest_client.get_block(args.block_id)
if args.key:
if args.key in output:
output = output[args.key]
elif args.key in output['header']:
output = output['header'][args.key]
else:
raise CliException(
'key "{}" not found in block or header'.format(args.key))
if args.format == 'yaml':
fmt.print_yaml(output)
elif args.format == 'json':
fmt.print_json(output)
else:
raise AssertionError('Missing handler: {}'.format(args.format))
def do_block(args):
rest_client = RestClient(args.url)
def print_json(data):
print(json.dumps(
data,
indent=2,
separators=(',', ': '),
sort_keys=True))
def print_yaml(data):
print(yaml.dump(data, default_flow_style=False)[0:-1])
if args.subcommand == 'list':
blocks = rest_client.list_blocks()
keys = ('num', 'block_id', 'batches', 'txns', 'signer')
headers = (k.upper() if k != 'batches' else 'BATS' for k in keys)
def get_block_data(block):
batches = block.get('batches', [])
txn_count = reduce(
lambda t, b: t + len(b.get('transactions', [])),
batches,
0)
return (
block['header'].get('block_num', 0),
block['header_signature'],
len(batches),
txn_count,
block['header']['signer_pubkey']
)
if args.format == 'default':
# Fit within 150 chars, without truncating block id
print('{:<3} {:128.128} {:<4} {:<4} {:11.11}'.format(*headers))
for block in blocks:
print('{:<3} {:128.128} {:<4} {:<4} {:8.8}...'.format(
*get_block_data(block)))
elif args.format == 'csv':
try:
writer = csv.writer(sys.stdout)
writer.writerow(headers)
for block in blocks:
writer.writerow(get_block_data(block))
except csv.Error:
raise CliException('Error writing CSV.')
elif args.format == 'json' or args.format == 'yaml':
block_data = list(map(
lambda b: dict(zip(keys, get_block_data(b))),
blocks
))
if args.format == 'json':
print_json(block_data)
else:
print_yaml(block_data)
else:
raise CliException('unknown format: {}'.format(args.format))
if args.subcommand == 'show':
block = rest_client.get_block(args.block_id)
if args.key:
if args.key in block:
print(block[args.key])
elif args.key in block['header']:
print(block['header'][args.key])
else:
raise CliException(
'key "{}" not found in block or header'.format(args.key))
else:
if args.format == 'yaml':
print_yaml(block)
elif args.format == 'json':
print_json(block)
else:
raise CliException('unknown format: {}'.format(args.format))
def do_block(args):
"""Runs the block list or block show command, printing output to the
console
Args:
args: The parsed arguments sent to the command at runtime
"""
rest_client = RestClient(args.url, args.user)
if args.subcommand == 'list':
block_generator = rest_client.list_blocks()
blocks = []
left = args.count
for block in block_generator:
blocks.append(block)
left -= 1
if left <= 0:
break
keys = ('num', 'block_id', 'batches', 'txns', 'signer')
headers = tuple(k.upper() if k != 'batches' else 'BATS' for k in keys)
def parse_block_row(block):
batches = block.get('batches', [])
txns = [t for b in batches for t in b['transactions']]
return (
block['header'].get('block_num', 0),
block['header_signature'],
len(batches),
len(txns),
block['header']['signer_public_key'])
if args.format == 'default':
fmt.print_terminal_table(headers, blocks, parse_block_row)
elif args.format == 'csv':
fmt.print_csv(headers, blocks, parse_block_row)
elif args.format == 'json' or args.format == 'yaml':
data = [{k: d for k, d in zip(keys, parse_block_row(b))}
for b in blocks]
if args.format == 'yaml':
fmt.print_yaml(data)
elif args.format == 'json':
fmt.print_json(data)
else:
raise AssertionError('Missing handler: {}'.format(args.format))
else:
raise AssertionError('Missing handler: {}'.format(args.format))
if args.subcommand == 'show':
output = rest_client.get_block(args.block_id)
if args.key:
if args.key in output:
output = output[args.key]
elif args.key in output['header']:
output = output['header'][args.key]
else:
raise CliException(
'key "{}" not found in block or header'.format(args.key))
if args.format == 'yaml':
fmt.print_yaml(output)
elif args.format == 'json':
fmt.print_json(output)
else:
raise AssertionError('Missing handler: {}'.format(args.format))
def do_block(args):
"""Runs the batch list or batch show command, printing output to the console
Args:
args: The parsed arguments sent to the command at runtime
"""
rest_client = RestClient(args.url)
def print_json(data):
print(
json.dumps(data, indent=2, separators=(',', ': '), sort_keys=True))
def print_yaml(data):
print(yaml.dump(data, default_flow_style=False)[0:-1])
if args.subcommand == 'list':
blocks = rest_client.list_blocks()
keys = ('num', 'block_id', 'batches', 'txns', 'signer')
headers = (k.upper() if k != 'batches' else 'BATS' for k in keys)
def get_data(block):
batches = block.get('batches', [])
txns = [t for b in batches for t in b['transactions']]
return (block['header'].get('block_num',
0), block['header_signature'],
len(batches), len(txns), block['header']['signer_pubkey'])
if args.format == 'default':
# Set column widths based on window and data size
window_width = tty.width()
try:
id_width = len(blocks[0]['header_signature'])
sign_width = len(blocks[0]['header']['signer_pubkey'])
except IndexError:
# if no data was returned, use short default widths
id_width = 30
sign_width = 15
if sys.stdout.isatty():
adjusted = int(window_width) - id_width - 22
adjusted = 6 if adjusted < 6 else adjusted
else:
adjusted = sign_width
fmts = '{{:<3}} {{:{i}.{i}}} {{:<4}} {{:<4}} {{:{a}.{a}}}'\
.format(i=id_width, a=adjusted)
# Print data in rows and columns
print(fmts.format(*headers))
for block in blocks:
print(
fmts.format(*get_data(block)) +
('...' if adjusted < sign_width and sign_width else ''))
elif args.format == 'csv':
try:
writer = csv.writer(sys.stdout)
writer.writerow(headers)
for block in blocks:
writer.writerow(get_data(block))
except csv.Error as e:
raise CliException('Error writing CSV: {}'.format(e))
elif args.format == 'json' or args.format == 'yaml':
data = [{k: d for k, d in zip(keys, get_data(b))} for b in blocks]
if args.format == 'yaml':
print_yaml(data)
elif args.format == 'json':
print_json(data)
else:
raise AssertionError('Missing handler: {}'.format(args.format))
else:
raise AssertionError('Missing handler: {}'.format(args.format))
if args.subcommand == 'show':
block = rest_client.get_block(args.block_id)
if args.key:
if args.key in block:
print(block[args.key])
elif args.key in block['header']:
print(block['header'][args.key])
else:
raise CliException(
'key "{}" not found in block or header'.format(args.key))
else:
if args.format == 'yaml':
print_yaml(block)
elif args.format == 'json':
print_json(block)
else:
raise AssertionError('Missing handler: {}'.format(args.format))
def do_block(args):
subcommands = ['list', 'show']
if args.subcommand not in subcommands:
print('Unknown sub-command, expecting one of {0}'.format(
subcommands))
return
rest_client = RestClient(args.url)
def print_json(data):
print(json.dumps(
data,
indent=2,
separators=(',', ': '),
sort_keys=True))
def print_yaml(data):
print(yaml.dump(data, default_flow_style=False)[0:-1])
if args.subcommand == 'list':
blocks = rest_client.list_blocks()
keys = ('num', 'block_id', 'batches', 'txns', 'signer')
headers = (k.upper() for k in keys)
def get_block_data(block):
batches = block.get('batches', [])
txn_count = reduce(
lambda t, b: t + len(b.get('transactions', [])),
batches,
0)
return (
block['header'].get('block_num', 0),
block['header_signature'],
len(batches),
txn_count,
block['header']['signer_pubkey']
)
if args.format == 'default':
print('{:<3} {:88.88} {:<7} {:<4} {:20.20}'.format(*headers))
for block in blocks:
print('{:<3} {:88.88} {:<7} {:<4} {:17.17}...'.format(
*get_block_data(block)))
elif args.format == 'csv':
try:
writer = csv.writer(sys.stdout)
writer.writerow(headers)
for block in blocks:
writer.writerow(get_block_data(block))
except csv.Error:
raise CliException('Error writing CSV.')
elif args.format == 'json' or args.format == 'yaml':
block_data = list(map(
lambda b: dict(zip(keys, get_block_data(b))),
blocks
))
if args.format == 'json':
print_json(block_data)
else:
print_yaml(block_data)
else:
raise CliException('unknown format: {}'.format(args.format))
elif args.subcommand == 'show':
block = rest_client.get_block(args.block_id)
if args.key:
if args.key in block:
print(block[args.key])
elif args.key in block['header']:
print(block['header'][args.key])
else:
raise CliException(
'key "{}" not found in block or header'.format(args.key))
else:
if args.format == 'yaml':
print_yaml(block)
elif args.format == 'json':
print_json(block)
else:
raise CliException('unknown format: {}'.format(args.format))
