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
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
|
server:
http_listen_port: 9080
grpc_listen_port: 0
positions:
filename: /tmp/positions.yaml
clients:
- url: http://127.0.0.1/loki/api/v1/push
scrape_configs:
- job_name: taler
syslog:
listen_address: 0.0.0.0:1514
labels:
job: taler
max_message_length: 65536
relabel_configs:
- source_labels: [__syslog_message_app_name]
target_label: app
- source_labels: [__syslog_message_hostname]
target_label: host
- job_name: database
syslog:
listen_address: 0.0.0.0:1515
labels:
job: database
max_message_length: 65536
relabel_configs:
- source_labels: [__syslog_message_app_name]
target_label: app
pipeline_stages:
- match:
selector: '{job="database"} |~ "duration:" !~ "plan:"'
stages:
- regex:
expression: 'duration: (?P<time>\d+\.*\d*) ms'
- metrics:
slow_query_duration_hist:
prefix: 'taler_database_'
type: Histogram
description: "Slow query duration extracted from logs"
source: time
max_idle_duration: 24h
config:
buckets: [20,40,60,80,100,200,500,1000,5000,10000]
- match:
# '{job="database"} |~ "(011Query Text:)|(duration:.*execute)"'
selector: '{job="database"} |~ "duration:.*(execute|statement)"'
stages:
- regex:
# '(011Query Text: (?P<txt>.*))|(duration:.*execute [a-zA-Z_]+: (?P<plan>.*))'
expression: 'duration:.*(execute [a-zA-Z_]+|statement): (?P<plan>.*)'
- template:
source: lbl
template: '{{ printf "slow-query" }}'
- template:
source: query
template: '{{ coalesce .txt .plan }}'
- labels:
type: lbl
- output:
source: query
- job_name: nginx
syslog:
listen_address: 0.0.0.0:1516
labels:
job: proxy
relabel_configs:
- source_labels: [__syslog_message_app_name]
target_label: app
pipeline_stages:
- match:
selector: '{job="proxy"}'
stages:
- regex:
expression: 'uri=/(?P<ep>[a-zA-Z]+)(?:/\w+)?(?:/(?P<act>[a-zA-Z-]+))? s=(?P<status>\d{3}).*urt=(?P<upstream_response_time>\d+\.\d+) rt=(?P<response_time>\d+\.\d+) rl=(?P<request_length>\d+) bs=(?P<bytes_sent>\d+)'
- template:
source: endpoint
template: '{{ printf "%s-%s" .ep .act | trimSuffix "-" }}'
- labels:
endpoint:
status:
- metrics:
total_requests:
prefix: 'taler_requests_'
type: Counter
description: "Total Requests"
config:
match_all: true
action: inc
# Used to calculate 'over_time' statistics
response_time:
prefix: 'taler_requests_'
type: Gauge
description: "Time taken for Nginx to respond"
source: response_time
max_idle_duration: 24h
config:
action: set
# https://www.robustperception.io/how-does-a-prometheus-histogram-work
request_length_hist:
prefix: 'taler_requests_'
type: Histogram
description: "Request Length reported from Nginx"
source: request_length
max_idle_duration: 24h
config:
buckets: [1,10,50,100,200,500,1000,2000,5000]
bytes_sent_hist:
prefix: 'taler_requests_'
type: Histogram
description: "Number of bytes sent, reported from Nginx"
source: bytes_sent
max_idle_duration: 24h
config:
buckets: [1,10,50,100,200,500,1000,2000,5000]
response_time_hist:
prefix: 'taler_requests_'
type: Histogram
description: "Time taken for Nginx to respond"
source: response_time
max_idle_duration: 24h
config:
buckets: [0.001,0.0025,0.005,0.010,0.025,0.050,0.1,0.25,0.5,1,2,5]
upstream_response_time_hist:
prefix: 'taler_requests_'
type: Histogram
description: "Time taken for the Exchange to respond to Nginx"
source: upstream_response_time
max_idle_duration: 24h
config:
buckets: [0.001,0.0025,0.005,0.010,0.025,0.050,0.1,0.25,0.5,1,2,5]
- job_name: wallet
syslog:
listen_address: 0.0.0.0:1517
labels:
job: wallet
relabel_configs:
- source_labels: [__syslog_message_app_name]
target_label: app
pipeline_stages:
- match:
selector: '{job="wallet"} |~ "Bench1"'
stages:
- template:
source: script
template: 'benchmark'
- labels:
script:
- job_name: fakebank
syslog:
listen_address: 0.0.0.0:1518
labels:
job: fakebank
relabel_configs:
- source_labels: [__syslog_message_app_name]
target_label: app
pipeline_stages:
- match:
selector: '{job="fakebank"} |~ "Making(.*)"'
stages:
- regex:
expression: 'Making transfer \d+.*to (?P<account>[A-Za-z0-9-_]+)'
- labels:
account:
- metrics:
account_payments:
prefix: 'taler_fakebank_'
type: Gauge
description: "Total payments done"
source: account
config:
action: inc
|