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setup.py
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setup.py
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import string
import json
from random import choice
import click
import os.path
import boto3
from config import (BLOCKS_QUEUE, TRANSACTIONS_QUEUE, TRANSACTIONS_RCU, TRANSACTIONS_TABLE_NAME, TRANSACTIONS_WCU,
WALLETS_QUEUE, WALLETS_RCU, WALLETS_TABLE_NAME, WALLETS_WCU)
def random_string():
allchar = string.ascii_letters + string.digits
return "".join(choice(allchar) for _ in range(0, 10)).lower()
zappa_settings = {
"live": {
"app_function": "app.app",
"aws_region": "eu-west-1",
"profile_name": "default",
"project_name": "tokenscan",
"runtime": "python3.6",
"s3_bucket": "zappa-njdxrwhz6",
"memory_size": 128,
"timeout_seconds": 300,
"xray_tracing": True,
"events": [
{
"function": "live.tasks.proccess_last_blocks_transactions",
"expression": "rate(1 minute)"
}
]
},
"backtrack": {
"app_function": "app.app",
"aws_region": "eu-west-1",
"profile_name": "default",
"project_name": "tokenscan",
"runtime": "python3.6",
"s3_bucket": "zappa-njdxrwhz6",
"memory_size": 128,
"timeout_seconds": 300,
"apigateway_enabled": False,
"xray_tracing": True,
"events": [
{
"function": "backtrack.tasks.pull_blocks_from_sqs",
"expression": "rate(1 minute)"
},
{
"function": "backtrack.tasks.pull_transactions_from_sqs",
"expression": "rate(1 minute)"
},
{
"function": "backtrack.tasks.pull_wallet_addresses_from_sqs",
"expression": "rate(1 minute)"
}
]
}
}
@click.command()
@click.option('--aws_region', default='eu-west-1', prompt='AWS Region',
help='Select AWS Region')
@click.option('--s3_bucket', default='tokenscan-{}'.format(random_string()),
prompt="""Your deployments will need to be uploaded to a private S3 bucket.
If you don't have a bucket yet, we'll create one for you too.
What do you want to call your bucket? default:""",
help='Select S3 bucket')
def setup(aws_region, s3_bucket):
live = zappa_settings['live']
live['aws_region'] = aws_region
live['s3_bucket'] = s3_bucket
backtrack = zappa_settings['backtrack']
backtrack['aws_region'] = aws_region
backtrack['s3_bucket'] = s3_bucket
if not os.path.isfile('zappa_settings.json'):
with open('zappa_settings.json', 'w') as outfile:
json.dump(zappa_settings, outfile)
print('Generating zappa_settings.json')
else:
print('zappa_settings.json already exist')
dynamodb = boto3.resource('dynamodb')
dynamodb_client = boto3.client('dynamodb')
try:
dynamodb.create_table(
AttributeDefinitions=[
{
'AttributeName': 'block_number',
'AttributeType': 'N'
},
{
'AttributeName': 'index',
'AttributeType': 'S'
},
],
KeySchema=[
{
'AttributeName': 'block_number',
'KeyType': 'HASH'
},
{
'AttributeName': 'index',
'KeyType': 'RANGE'
},
],
ProvisionedThroughput={
'ReadCapacityUnits': TRANSACTIONS_RCU,
'WriteCapacityUnits': TRANSACTIONS_WCU
},
TableName=TRANSACTIONS_TABLE_NAME
)
print('{} table created'.format(TRANSACTIONS_TABLE_NAME))
except dynamodb_client.exceptions.ResourceInUseException:
print('{} table already exist'.format(TRANSACTIONS_TABLE_NAME))
try:
dynamodb.create_table(
AttributeDefinitions=[
{
'AttributeName': 'wallet_address',
'AttributeType': 'S'
},
],
KeySchema=[
{
'AttributeName': 'wallet_address',
'KeyType': 'HASH'
},
],
ProvisionedThroughput={
'ReadCapacityUnits': WALLETS_RCU,
'WriteCapacityUnits': WALLETS_WCU
},
TableName=WALLETS_TABLE_NAME
)
print('{} table created'.format(WALLETS_TABLE_NAME))
except dynamodb_client.exceptions.ResourceInUseException:
print('{} table already exist'.format(WALLETS_TABLE_NAME))
sqs = boto3.client('sqs')
try:
sqs.get_queue_url(
QueueName=BLOCKS_QUEUE,
)
print('{} SQS queue already exist'.format(BLOCKS_QUEUE))
except sqs.exceptions.QueueDoesNotExist:
sqs.create_queue(
QueueName=BLOCKS_QUEUE,
)
print('{} SQS queue created'.format(BLOCKS_QUEUE))
try:
sqs.get_queue_url(
QueueName=WALLETS_QUEUE,
)
print('{} SQS queue already exist'.format(WALLETS_QUEUE))
except sqs.exceptions.QueueDoesNotExist:
sqs.create_queue(
QueueName=WALLETS_QUEUE,
)
print('{} SQS queue created'.format(WALLETS_QUEUE))
try:
sqs.get_queue_url(
QueueName=TRANSACTIONS_QUEUE,
)
print('{} SQS queue already exist'.format(TRANSACTIONS_QUEUE))
except sqs.exceptions.QueueDoesNotExist:
sqs.create_queue(
QueueName=TRANSACTIONS_QUEUE,
)
print('{} SQS queue created'.format(TRANSACTIONS_QUEUE))
if __name__ == '__main__':
setup()