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event.py
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# Unless explicitly stated otherwise all files in this repository are licensed under the BSD-3-Clause License.
# This product includes software developed at Datadog (https://www.datadoghq.com/).
# Copyright 2015-Present Datadog, Inc
# stdlib
import datetime
import time
import re
import sys
import json
# datadog
from datadog import api
from datadog.dogshell.common import report_errors, report_warnings
time_pat = re.compile(r"(?P<delta>[0-9]*\.?[0-9]+)(?P<unit>[mhd])")
def prettyprint_event(event):
title = event["title"] or ""
text = event.get("text", "") or ""
handle = event.get("handle", "") or ""
date = event["date_happened"]
dt = datetime.datetime.fromtimestamp(date)
link = event["url"]
# Print
print((title + " " + text + " " + " (" + handle + ")").strip())
print(dt.isoformat(" ") + " | " + link)
def print_event(event):
prettyprint_event(event)
def prettyprint_event_details(event):
prettyprint_event(event)
def print_event_details(event):
prettyprint_event(event)
def parse_time(timestring):
now = time.mktime(datetime.datetime.now().timetuple())
if timestring is None:
t = now
else:
try:
t = int(timestring)
except Exception:
match = time_pat.match(timestring)
if match is None:
raise Exception
delta = float(match.group("delta"))
unit = match.group("unit")
if unit == "m":
delta = delta * 60
if unit == "h":
delta = delta * 60 * 60
if unit == "d":
delta = delta * 60 * 60 * 24
t = now - int(delta)
return int(t)
class EventClient(object):
@classmethod
def setup_parser(cls, subparsers):
parser = subparsers.add_parser("event", help="Post events, get event details," " and view the event stream.")
verb_parsers = parser.add_subparsers(title="Verbs", dest="verb")
verb_parsers.required = True
post_parser = verb_parsers.add_parser("post", help="Post events.")
post_parser.add_argument("title", help="event title")
post_parser.add_argument(
"--date_happened",
type=int,
help="POSIX timestamp" " when the event occurred. if unset defaults to the current time.",
)
post_parser.add_argument("--handle", help="user to post as. if unset, submits " "as the generic API user.")
post_parser.add_argument("--priority", help='"normal" or "low". defaults to "normal"', default="normal")
post_parser.add_argument(
"--related_event_id", help="event to post as a child of." " if unset, posts a top-level event"
)
post_parser.add_argument("--tags", help="comma separated list of tags")
post_parser.add_argument("--host", help="related host (default to the local host name)", default="")
post_parser.add_argument(
"--no_host", help="no host is associated with the event" " (overrides --host))", action="store_true"
)
post_parser.add_argument("--device", help="related device (e.g. eth0, /dev/sda1)")
post_parser.add_argument("--aggregation_key", help="key to aggregate the event with")
post_parser.add_argument("--type", help="type of event, e.g. nagios, jenkins, etc.")
post_parser.add_argument("--alert_type", help='"error", "warning", "info" or "success". defaults to "info"')
post_parser.add_argument("message", help="event message body. " "if unset, reads from stdin.", nargs="?")
post_parser.set_defaults(func=cls._post)
show_parser = verb_parsers.add_parser("show", help="Show event details.")
show_parser.add_argument("event_id", help="event to show")
show_parser.set_defaults(func=cls._show)
stream_parser = verb_parsers.add_parser(
"stream",
help="Retrieve events from the Event Stream",
description="Stream start and end times can be specified as either a POSIX"
" timestamp (e.g. the output of `date +%s`) or as a period of"
" time in the past (e.g. '5m', '6h', '3d').",
)
stream_parser.add_argument("start", help="start date for the stream request")
stream_parser.add_argument("end", help="end date for the stream request " "(defaults to 'now')", nargs="?")
stream_parser.add_argument("--priority", help="filter by priority." " 'normal' or 'low'. defaults to 'normal'")
stream_parser.add_argument("--sources", help="comma separated list of sources to filter by")
stream_parser.add_argument("--tags", help="comma separated list of tags to filter by")
stream_parser.set_defaults(func=cls._stream)
@classmethod
def _post(cls, args):
"""
Post an event.
"""
api._timeout = args.timeout
format = args.format
message = args.message
if message is None:
message = sys.stdin.read()
if args.tags is not None:
tags = [t.strip() for t in args.tags.split(",")]
else:
tags = None
host = None if args.no_host else args.host
# Submit event
res = api.Event.create(
title=args.title,
text=message,
date_happened=args.date_happened,
handle=args.handle,
priority=args.priority,
related_event_id=args.related_event_id,
tags=tags,
host=host,
device=args.device,
aggregation_key=args.aggregation_key,
source_type_name=args.type,
alert_type=args.alert_type,
)
# Report
report_warnings(res)
report_errors(res)
if format == "pretty":
prettyprint_event(res["event"])
elif format == "raw":
print(json.dumps(res))
else:
print_event(res["event"])
@classmethod
def _show(cls, args):
api._timeout = args.timeout
format = args.format
res = api.Event.get(args.event_id)
report_warnings(res)
report_errors(res)
if format == "pretty":
prettyprint_event_details(res["event"])
elif format == "raw":
print(json.dumps(res))
else:
print_event_details(res["event"])
@classmethod
def _stream(cls, args):
api._timeout = args.timeout
format = args.format
if args.sources is not None:
sources = [s.strip() for s in args.sources.split(",")]
else:
sources = None
if args.tags is not None:
tags = [t.strip() for t in args.tags.split(",")]
else:
tags = None
start = parse_time(args.start)
end = parse_time(args.end)
# res = api.Event.query(start=start, end=end)
# TODO FIXME
res = api.Event.query(start=start, end=end, priority=args.priority, sources=sources, tags=tags)
report_warnings(res)
report_errors(res)
if format == "pretty":
for event in res["events"]:
prettyprint_event(event)
print()
elif format == "raw":
print(json.dumps(res))
else:
for event in res["events"]:
print_event(event)
print()