0g-storage-node/tests/shard_sync_test.py

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#!/usr/bin/env python3
import time
from test_framework.test_framework import TestFramework
from mine_with_market_test import PRICE_PER_SECTOR
from utility.submission import create_submission, submit_data, data_to_segments
from utility.utils import wait_until, assert_equal
class PrunerTest(TestFramework):
def setup_params(self):
self.num_blockchain_nodes = 1
self.num_nodes = 4
self.zgs_node_configs[0] = {
"db_max_num_sectors": 2 ** 30,
"shard_position": "0/2"
}
self.zgs_node_configs[1] = {
"db_max_num_sectors": 2 ** 30,
"shard_position": "1/2"
}
self.zgs_node_configs[3] = {
"db_max_num_sectors": 2 ** 30,
"shard_position": "1/4"
}
self.enable_market = True
def run_test(self):
client = self.nodes[0]
chunk_data = b"\x02" * 8 * 256 * 1024
submissions, data_root = create_submission(chunk_data)
self.contract.submit(submissions, tx_prarams = {"value": int(len(chunk_data) / 256 * PRICE_PER_SECTOR * 1.1)})
wait_until(lambda: self.contract.num_submissions() == 1)
wait_until(lambda: client.zgs_get_file_info(data_root) is not None)
# Submit data to two nodes with different shards.
segments = data_to_segments(chunk_data)
for i in range(len(segments)):
client_index = i % 2
self.nodes[client_index].zgs_upload_segment(segments[i])
wait_until(lambda: self.nodes[0].zgs_get_file_info(data_root)["finalized"])
wait_until(lambda: self.nodes[1].zgs_get_file_info(data_root)["finalized"])
self.nodes[2].admin_start_sync_file(0)
self.nodes[3].admin_start_sync_file(0)
wait_until(lambda: self.nodes[2].sync_status_is_completed_or_unknown(0))
wait_until(lambda: self.nodes[2].zgs_get_file_info(data_root)["finalized"])
wait_until(lambda: self.nodes[3].sync_status_is_completed_or_unknown(0))
wait_until(lambda: self.nodes[3].zgs_get_file_info(data_root)["finalized"])
for i in range(len(segments)):
index_store = i % 2
index_empty = 1 - i % 2
seg0 = self.nodes[index_store].zgs_download_segment(data_root, i * 1024, (i + 1) * 1024)
seg1 = self.nodes[index_empty].zgs_download_segment(data_root, i * 1024, (i + 1) * 1024)
seg2 = self.nodes[2].zgs_download_segment(data_root, i * 1024, (i + 1) * 1024)
seg3 = self.nodes[3].zgs_download_segment(data_root, i * 1024, (i + 1) * 1024)
# base64 encoding size
assert_equal(len(seg0), 349528)
assert_equal(seg1, None)
# node 2 should save all data
assert_equal(len(seg2), 349528)
if i % 4 == 1:
assert_equal(len(seg3), 349528)
else:
assert_equal(seg3, None)
if __name__ == "__main__":
PrunerTest().main()