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|
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|Bench3"'
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
- drop:
expression: '.*Making.*'
|
