blob: 0125f2aa52478453b885002ab7b44dc88afc38cf (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
from __future__ import annotations
from enum import Enum, auto
class SchedulerRole(Enum):
"""
Specifies what the scheduler should be doing when it's running.
Values:
* ``scheduler``: processes due schedules, but won't run jobs
* ``worker``: runs due jobs, but won't process schedules
* ``both``: processes schedules and runs due jobs
"""
scheduler = auto()
worker = auto()
both = auto()
class RunState(Enum):
"""
Used to track the running state of schedulers and workers.
Values:
* ``starting``: not running yet, but in the process of starting
* ``started``: running
* ``stopping``: still running but in the process of shutting down
* ``stopped``: not running
"""
starting = auto()
started = auto()
stopping = auto()
stopped = auto()
class JobOutcome(Enum):
"""
Used to indicate how the execution of a job ended.
Values:
* ``success``: the job completed successfully
* ``error``: the job raised an exception
* ``missed_start_deadline``: the job's execution was delayed enough for it to miss
its deadline
* ``cancelled``: the job's execution was cancelled
"""
success = auto()
error = auto()
missed_start_deadline = auto()
cancelled = auto()
class ConflictPolicy(Enum):
"""
Used to indicate what to do when trying to add a schedule whose ID conflicts with an
existing schedule.
Values:
* ``replace``: replace the existing schedule with a new one
* ``do_nothing``: keep the existing schedule as-is and drop the new schedule
* ``exception``: raise an exception if a conflict is detected
"""
replace = auto()
do_nothing = auto()
exception = auto()
class CoalescePolicy(Enum):
"""
Used to indicate how to queue jobs for a schedule that has accumulated multiple
run times since the last scheduler iteration.
Values:
* ``earliest``: run once, with the earliest fire time
* ``latest``: run once, with the latest fire time
* ``all``: submit one job for every accumulated fire time
"""
earliest = auto()
latest = auto()
all = auto()
|
