mirror of
https://github.com/odoo/runbot.git
synced 2025-03-17 00:15:47 +07:00
506ff03e07
Pausing a host can be usefull in some case, mainly when testing new code The loop will have no effect avoiding to break some build wainting for testing. Profile will help to identify potential performance flows during the loop.
252 lines
10 KiB
Python
252 lines
10 KiB
Python
#!/usr/bin/python3
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import argparse
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import docker
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import logging
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import os
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import psutil
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import re
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import sys
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import threading
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import time
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import signal
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from contextlib import nullcontext
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from datetime import datetime, timedelta, timezone
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from pathlib import Path
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from logging.handlers import WatchedFileHandler
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LOG_FORMAT = '%(asctime)s %(levelname)s %(name)s: %(message)s'
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logging.basicConfig(level=logging.INFO, format=LOG_FORMAT)
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logging.getLogger('odoo.addons.runbot').setLevel(logging.DEBUG)
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logging.addLevelName(25, "!NFO")
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CPU_COUNT = os.cpu_count()
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_logger = logging.getLogger(__name__)
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class RunbotClient():
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def __init__(self, env):
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self.env = env
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self.ask_interrupt = threading.Event()
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self.host = None
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self.count = 0
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self.max_count = 60
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def on_start(self):
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pass
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def main_loop(self):
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from odoo import fields
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from odoo.tools.profiler import Profiler
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self.on_start()
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signal.signal(signal.SIGINT, self.signal_handler)
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signal.signal(signal.SIGTERM, self.signal_handler)
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signal.signal(signal.SIGQUIT, self.dump_stack)
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self.host = self.env['runbot.host']._get_current()
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self.update_next_git_gc_date()
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self.host._bootstrap()
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logging.info(
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'Host %s running with %s slots on pid %s%s',
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self.host.name,
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self.host.nb_worker,
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os.getpid(),
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' (assigned only)' if self.host.assigned_only else ''
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)
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while True:
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context_manager = Profiler(db=self.env.cr.dbname) if self.host.profile else nullcontext()
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with context_manager:
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try:
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self.host.last_start_loop = fields.Datetime.now()
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self.env.cr.commit()
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self.count = self.count % self.max_count
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if self.host.paused:
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sleep_time = 5
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else:
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sleep_time = self.loop_turn()
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self.count += 1
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self.host.last_end_loop = fields.Datetime.now()
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self.env.cr.commit()
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self.env.clear()
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self.sleep(sleep_time)
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except Exception as e:
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_logger.exception('Builder main loop failed with: %s', e)
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self.env.cr.rollback()
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self.env.clear()
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self.sleep(10)
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if self.ask_interrupt.is_set():
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return
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def loop_turn(self):
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raise NotImplementedError()
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def signal_handler(self, _signal, _frame):
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if self.ask_interrupt.is_set():
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_logger.info("Second Interrupt detected, force exit")
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os._exit(1)
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_logger.info("Interrupt detected")
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self.ask_interrupt.set()
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def dump_stack(self, _signal, _frame):
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import odoo
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odoo.tools.misc.dumpstacks()
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def sleep(self, t):
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self.ask_interrupt.wait(t)
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def update_next_git_gc_date(self):
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now = datetime.now()
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gc_hour = int(self.env['ir.config_parameter'].sudo().get_param('runbot.git_gc_hour', '23'))
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gc_minutes = self.host.id % 60 # deterministic minutes
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self.next_git_gc_date = datetime(now.year, now.month, now.day, gc_hour, gc_minutes)
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while self.next_git_gc_date <= now:
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self.next_git_gc_date += timedelta(days=1)
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_logger.info('Next git gc scheduled on %s', self.next_git_gc_date)
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def git_gc(self):
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""" git gc once a day """
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if self.next_git_gc_date < datetime.now():
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_logger.info('Starting git gc on repositories')
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self.env['runbot.runbot']._git_gc(self.host)
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self.update_next_git_gc_date()
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def run(client_class):
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# parse args
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parser = argparse.ArgumentParser()
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parser.add_argument('--odoo-path', help='Odoo sources path')
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parser.add_argument('--db_host')
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parser.add_argument('--db_port')
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parser.add_argument('--db_user')
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parser.add_argument('--db_password')
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parser.add_argument('-d', '--database', default='runbot', help='name of runbot db')
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parser.add_argument('--addons-path', type=str, dest="addons_path")
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parser.add_argument('--logfile', default=False)
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parser.add_argument('--forced-host-name', default=False)
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args = parser.parse_args()
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if args.logfile:
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dirname = os.path.dirname(args.logfile)
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if dirname and not os.path.isdir(dirname):
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os.makedirs(dirname)
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handler = WatchedFileHandler(args.logfile)
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formatter = logging.Formatter(LOG_FORMAT)
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handler.setFormatter(formatter)
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logging.getLogger().addHandler(handler)
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# configure odoo
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sys.path.append(args.odoo_path)
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import odoo
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_logger.info("Starting scheduler on database %s", args.database)
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odoo.tools.config['db_host'] = args.db_host
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odoo.tools.config['db_port'] = args.db_port
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odoo.tools.config['db_user'] = args.db_user
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odoo.tools.config['db_password'] = args.db_password
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addon_path = os.path.abspath(os.path.join(os.path.dirname(os.path.realpath(__file__)), '..'))
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config_addons_path = args.addons_path or odoo.tools.config['addons_path']
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if addon_path not in config_addons_path:
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config_addons_path = ','.join([config_addons_path, addon_path])
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odoo.tools.config['addons_path'] = config_addons_path
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odoo.tools.config['forced_host_name'] = args.forced_host_name
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# create environment
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registry = odoo.registry(args.database)
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with odoo.api.Environment.manage():
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with registry.cursor() as cr:
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env = odoo.api.Environment(cr, odoo.SUPERUSER_ID, {})
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client = client_class(env)
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# run main loop
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try:
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client.main_loop()
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except Exception as e:
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_logger.exception(str(e))
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raise e
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_logger.info("Stopping gracefully")
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def human_size(nb):
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for i, u in enumerate(['', ' KiB', ' MiB', ' GiB']):
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if nb < 1000 or i == 3: # 1000 to avoid things like 1001 MiB
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break
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nb = nb / 1024
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return f'{nb:.2f}{u}'
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def get_cpu_time():
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"""returns system cpus times in microseconds"""
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return sum([t for t in psutil.cpu_times()]) * 10 ** 6
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def get_docker_stats(container_id):
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"""
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Cgroup V1 path is /sys/fs/cgroup/memory/docker/{container_id}/memory.usage_in_bytes'
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https://docs.docker.com/config/containers/runmetrics/#find-the-cgroup-for-a-given-container
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on our runbot, we use cgroup V2 + systemd driver
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We could add a method to find the right path instead of hard coding
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Returns a tupple with:
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(time, current memory usage, cpu usage in microseconds, current system usage microseconds)
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"""
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try:
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memory_current = int(Path(f'/sys/fs/cgroup/system.slice/docker-{container_id}.scope/memory.current').read_text().strip())
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except Exception: # should we log exception in order to debug ... but will spam the logs ...
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memory_current = 0
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try:
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cpu_stats = Path(f'/sys/fs/cgroup/system.slice/docker-{container_id}.scope/cpu.stat').read_text()
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cpu_usage_line = cpu_stats.split('\n')[0]
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usage_usec = cpu_usage_line and int(cpu_usage_line.split()[1])
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except Exception:
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usage_usec = 0
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return (time.time(), memory_current, usage_usec, get_cpu_time())
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def prepare_stats_log(dest, previous_stats, current_stats):
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current_time, current_mem, current_cpu, current_cpu_time = current_stats
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if not previous_stats:
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return (current_time, 0, 0, current_cpu, current_cpu_time), ''
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_, logged_mem, logged_cpu_percent, previous_cpu, previous_cpu_time, = previous_stats
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mem_ratio = (current_mem - logged_mem) / (logged_mem or 1) * 100
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cpu_delta = current_cpu - previous_cpu
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system_delta = (current_cpu_time - previous_cpu_time) / CPU_COUNT
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cpu_percent = cpu_delta / system_delta * 100
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cpu_percent_delta = (cpu_percent - logged_cpu_percent)
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cpu_percent_ratio = cpu_percent_delta / (logged_cpu_percent or 0.000001) * 100
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log_lines = []
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date_time = datetime.fromtimestamp(current_time).astimezone(tz=timezone.utc).strftime('%Y-%m-%d %H:%M:%S,%f')[:-3]
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if abs(mem_ratio) > 10: # hard-coded values. We should find a way to configure.
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humanized = f'({human_size(current_mem)})'
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log_lines.append(f'{date_time} Memory: {current_mem:>11} {humanized:>11} ({mem_ratio:>+5.1f}%)')
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logged_mem = current_mem
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if abs(cpu_percent_ratio) > 20 and abs(cpu_percent_delta) > 2:
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log_lines.append(f'{date_time} CPU: {cpu_percent:>11.2f} ({cpu_percent_ratio:>+5.1f}%)')
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logged_cpu_percent = cpu_percent
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previous_stats = current_time, logged_mem, logged_cpu_percent, current_cpu, current_cpu_time
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return previous_stats, '\n'.join(log_lines)
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def docker_monitoring_loop(builds_dir):
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docker_client = docker.from_env()
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previous_stats_per_docker = {}
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_logger.info('Starting docker monitoring loop thread')
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while True:
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try:
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stats_per_docker = dict()
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for container in docker_client.containers.list(filters={'status': 'running'}):
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if re.match(r'^\d+-.+_.+', container.name):
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dest, suffix = container.name.split('_', maxsplit=1)
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container_log_dir = builds_dir / dest / 'logs'
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if not container_log_dir.exists():
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_logger.warning('Log dir not found: `%s`', container_log_dir)
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continue
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current_stats = get_docker_stats(container.id)
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previous_stats = previous_stats_per_docker.get(container.name)
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previous_stats, log_line = prepare_stats_log(dest, previous_stats, current_stats)
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if log_line:
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stat_log_file = container_log_dir / f'{suffix}-stats.txt'
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stat_log_file.open(mode='a').write(f'{log_line}\n')
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stats_per_docker[container.name] = previous_stats
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previous_stats_per_docker = stats_per_docker
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time.sleep(1)
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except Exception as e:
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_logger.exception('Monitoring loop thread exception: %s', e)
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time.sleep(60)
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