121 lines
3.5 KiB
Python
121 lines
3.5 KiB
Python
import os
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from typing import Dict, Any
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import tqdm
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from lbry import __version__
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from lbry.service.base import Service
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from lbry.service.full_node import FullNode
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from lbry.service.light_client import LightClient
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class Console:
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def __init__(self, service: Service):
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self.service = service
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def starting(self):
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pass
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def stopping(self):
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pass
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class Basic(Console):
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def __init__(self, service: Service):
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super().__init__(service)
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self.service.sync.on_progress.listen(self.on_sync_progress)
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def starting(self):
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conf = self.service.conf
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s = [f'LBRY v{__version__}']
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if isinstance(self.service, FullNode):
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s.append('Full Node')
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elif isinstance(self.service, LightClient):
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s.append('Light Client')
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if conf.processes == -1:
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s.append('Threads Only')
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elif conf.processes == 0:
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s.append(f'{os.cpu_count()} Process(es)')
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else:
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s.append(f'{conf.processes} Process(es)')
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s.append(f'({os.cpu_count()} CPU(s) available)')
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print(' '.join(s))
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@staticmethod
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def stopping():
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print('bye.')
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@staticmethod
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def on_sync_progress(event):
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print(event)
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class Advanced(Basic):
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FORMAT = '{l_bar}{bar}| {n_fmt:>8}/{total_fmt:>8} [{elapsed:>7}<{remaining:>8}, {rate_fmt:>16}]'
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def __init__(self, service: Service):
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super().__init__(service)
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self.bars: Dict[Any, tqdm.tqdm] = {}
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def get_or_create_bar(self, name, desc, unit, total, leave=False):
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bar = self.bars.get(name)
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if bar is None:
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bar = self.bars[name] = tqdm.tqdm(
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desc=desc, unit=unit, total=total,
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bar_format=self.FORMAT, leave=leave
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)
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return bar
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def start_sync_block_bars(self, d):
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self.bars.clear()
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self.get_or_create_bar("read", "total reading", "blocks", d['blocks'], True)
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self.get_or_create_bar("save", "total saving", "txs", d['txs'], True)
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def close_sync_block_bars(self):
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self.bars.pop("read").close()
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self.bars.pop("save").close()
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def update_sync_block_bars(self, event, d):
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bar_name = f"block-{d['block_file']}"
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bar = self.bars.get(bar_name)
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if bar is None:
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return self.get_or_create_bar(
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bar_name,
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f"├─ blk{d['block_file']:05}.dat parsing", 'blocks', d['total']
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)
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if event == "save" and bar.unit == "blocks":
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bar.desc = f"├─ blk{d['block_file']:05}.dat saving"
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bar.unit = "txs"
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bar.reset(d['total'])
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return
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diff = d['step']-bar.last_print_n
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bar.update(diff)
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self.bars[event].update(diff)
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if event == "save" and d['step'] == d['total']:
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bar.close()
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def update_other_bars(self, e, d):
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bar = self.get_or_create_bar(e, e[-13:], d['unit'], d['total'], leave=True)
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diff = d['step']-bar.last_print_n
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bar.update(diff)
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if d['step'] == d['total']:
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bar.close()
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def on_sync_progress(self, event):
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e, d = event['event'], event.get('data', {})
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if e.endswith("start"):
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self.start_sync_block_bars(d)
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elif e.endswith("block.done"):
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self.close_sync_block_bars()
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elif e.endswith("block.read"):
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self.update_sync_block_bars("read", d)
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elif e.endswith("block.save"):
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self.update_sync_block_bars("save", d)
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else:
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self.update_other_bars(e, d)
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