/
config.go
83 lines (74 loc) · 2.91 KB
/
config.go
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
/*
* Copyright (C) 2023 Intergral GmbH
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package querier
import (
"flag"
"time"
"github.com/grafana/dskit/backoff"
"github.com/grafana/dskit/grpcclient"
"github.com/intergral/deep/modules/querier/worker"
pkg_wrk "github.com/intergral/deep/pkg/worker"
)
// Config for a querier.
type Config struct {
Search SearchConfig `yaml:"search"`
SnapshotByIDConfig SnapshotByIDConfig `yaml:"snapshot_by_id"`
ExtraQueryDelay time.Duration `yaml:"extra_query_delay,omitempty"`
MaxConcurrentQueries int `yaml:"max_concurrent_queries"`
Worker worker.Config `yaml:"frontend_worker"`
QueryRelevantIngesters bool `yaml:"query_relevant_ingesters"`
}
type SearchConfig struct {
QueryTimeout time.Duration `yaml:"query_timeout"`
PreferSelf int `yaml:"prefer_self"`
ExternalEndpoints []string `yaml:"external_endpoints"`
HedgeRequestsAt time.Duration `yaml:"external_hedge_requests_at"`
HedgeRequestsUpTo int `yaml:"external_hedge_requests_up_to"`
}
type SnapshotByIDConfig struct {
QueryTimeout time.Duration `yaml:"query_timeout"`
}
// RegisterFlagsAndApplyDefaults register flags.
func (cfg *Config) RegisterFlagsAndApplyDefaults(prefix string, f *flag.FlagSet) {
cfg.SnapshotByIDConfig.QueryTimeout = 10 * time.Second
cfg.QueryRelevantIngesters = false
cfg.ExtraQueryDelay = 0
cfg.MaxConcurrentQueries = 20
cfg.Search.PreferSelf = 10
cfg.Search.HedgeRequestsAt = 8 * time.Second
cfg.Search.HedgeRequestsUpTo = 2
cfg.Search.QueryTimeout = 30 * time.Second
cfg.Worker = worker.Config{
Config: pkg_wrk.Config{
MatchMaxConcurrency: true,
MaxConcurrentRequests: cfg.MaxConcurrentQueries,
Parallelism: 2,
GRPCClientConfig: grpcclient.Config{
MaxRecvMsgSize: 100 << 20,
MaxSendMsgSize: 16 << 20,
GRPCCompression: "gzip",
BackoffConfig: backoff.Config{ // the max possible backoff should be lesser than QueryTimeout, with room for actual query response time
MinBackoff: 100 * time.Millisecond,
MaxBackoff: 1 * time.Second,
MaxRetries: 5,
},
},
DNSLookupPeriod: 10 * time.Second,
},
}
f.StringVar(&cfg.Worker.FrontendAddress, prefix+".frontend-address", "", "Address of query frontend service, in host:port format.")
}