brozzler/bin/brozzler-new-job
2015-08-18 21:44:54 +00:00

76 lines
2.8 KiB
Python
Executable File

#!/usr/bin/env python
# vim: set sw=4 et:
import argparse
import os
import sys
import logging
import brozzler
import yaml
import json
arg_parser = argparse.ArgumentParser(prog=os.path.basename(__file__),
description="brozzler-new-job - queue new job with brozzler",
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
arg_parser.add_argument('job_conf_file', metavar='JOB_CONF_FILE', help='brozzler job configuration file in yaml')
arg_parser.add_argument("--db", dest="db", default="localhost",
help="comma-separated list of RethinkDB server addresses, e.g. db0.example.com,db0.example.com:39015,db1.example.com")
arg_parser.add_argument("-v", "--verbose", dest="log_level",
action="store_const", default=logging.INFO, const=logging.DEBUG)
arg_parser.add_argument("--version", action="version",
version="brozzler {} - {}".format(brozzler.version, os.path.basename(__file__)))
args = arg_parser.parse_args(args=sys.argv[1:])
logging.basicConfig(stream=sys.stdout, level=args.log_level,
format="%(asctime)s %(process)d %(levelname)s %(threadName)s %(name)s.%(funcName)s(%(filename)s:%(lineno)d) %(message)s")
def merge(a, b):
if isinstance(a, dict) and isinstance(b, dict):
merged = dict(a)
b_tmp = dict(b)
for k in a:
merged[k] = merge(a[k], b_tmp.pop(k, None))
merged.update(b_tmp)
return merged
elif isinstance(a, list) and isinstance(b, list):
return a + b
else:
return a
logging.info("loading %s", args.job_conf_file)
with open(args.job_conf_file) as f:
job_conf = yaml.load(f)
logging.info("job_conf=%s", job_conf)
seeds = job_conf.pop("seeds")
# logging.info("=== global settings ===\n%s", yaml.dump(job_conf))
sites = []
for seed_conf in seeds:
if "id" in seed_conf:
seed_conf.pop("id")
merged_conf = merge(seed_conf, job_conf)
# XXX check for unknown settings, invalid url, etc
# logging.info("merge(%s, %s) = %s", seed_conf, global_conf, merged_conf)
# logging.info("=== seed_conf ===\n%s", yaml.dump(seed_conf))
# logging.info("=== merged_conf ===\n%s", yaml.dump(merged_conf))
extra_headers = None
if "warcprox_meta" in merged_conf:
warcprox_meta = json.dumps(merged_conf["warcprox_meta"], separators=(',', ':'))
extra_headers = {"Warcprox-Meta":warcprox_meta}
site = brozzler.Site(seed=merged_conf["url"],
scope=merged_conf.get("scope"),
time_limit=merged_conf.get("time_limit"),
proxy=merged_conf.get("proxy"),
ignore_robots=merged_conf.get("ignore_robots"),
enable_warcprox_features=merged_conf.get("enable_warcprox_features"),
extra_headers=extra_headers)
sites.append(site)
db = brozzler.BrozzlerRethinkDb(args.db.split(","))
for site in sites:
brozzler.new_site(db, site)