data-exporter
A prometheus exporter that scrapes remote data or local files and converts them to prometheus metrics. It is similar to json_exporter, but adds the possibility to transform the data before metrics are extracted, and is not limited to only support JSON data.
Docker image
A docker image is built as part of this repository. Find the published versions here
Local development
Run tests
cargo test
Run the exporter
cargo run -- --config examples/config.yaml
Configuration
data-exporter is configured via a configuration file in YAML format (see this example), and via command-line flags.
Command-line flags
Run the help command to get all available flags
data-exporter --help
Configuration file
In the configuration file all scraped metrics are configured.o
metrics: [<metric_config>]
<metric_config>
# name of the metric when scraped
name: <string>
# metric help string when scraped
help: <string>
# targets to scrape data from
targets: [<target_config>]
# pipeline stages to transform the data before parsing it
pipeline_stages: [<pipeline_stage_config>]
# parser for parsing metrics from data
parser: <parser_config>
# set a constant value for the metric, it is required to set either this or `value` in `parser_config`
value: <float64>
<target_config>
file
type: file
# path to local file
path: <string>
http
type: http
# url to scrape
url: <string>
<pipeline_stage_config>
jq
type: jq
# jq query to execute on data
query: <string>
regex
type: regex
# regex pattern
pattern: <regex>
# replacement string
replace: <string>
<parser_config>
json
type: json
# fields to extract as labels
labels: [<string>]
# field to extract as value, it is required to set either this or `value` in `metric_config`
value: <string>
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