nerdynick.kafka_lag_exporter_ansible
Lightbend Kafka Lag Exporter
Ansible Role for installing and configuring the Kafka Lag Exporter from Lightbend.
Requirements
- Java 8+ installed on host
- unzip installed on host
Role Variables
Controlling the Installation
| Variable | Default | Description |
|---|---|---|
| kafka_lag_exporter_version | 0.6.5 | Which release to install from Github Release |
| kafka_lag_exporter_service_name | kafka-lag-exporter | Service Name for System.d |
| kafka_lag_exporter_user | kafkalag | User for all file permissions and system.d execution |
| kafka_lag_exporter_group | kafkalag | Group for all file permissions and system.d execution |
| kafka_lag_exporter_config_dir | /etc/kafka-lag-exporter | Directory where all Configuration should exist |
| kafka_lag_exporter_extraction_dir | /opt/kafka-lag-exporter | Directory where the archive should be extracted |
| kafka_lag_exporter_download | true | Bool on if the archive should be downloaded from the Github Releases Archive. Uses kafka_lag_exporter_download_url to determin where to download from. |
| kafka_lag_exporter_download_url | GITHUB RELEASE URL | URL where to download the Archive |
| kafka_lag_exporter_upload | false | Bool to control if the archive should be uploaded from the local ansible controller rather then downloaded |
| kafka_lag_exporter_upload_path | Local path where to find the archive to upload |
Configuraing Kafka Lag Exporter
General Settings
| Variable | Default | Description |
|---|---|---|
| kafka_lag_exporter_poll_interval | 30 seconds | How frequent to check Kafka Cluster for Offsets |
| kafka_lag_exporter_client_group_id | kafkalagexporter | Consumer Group ID for the embeded Kafka Consumer |
| kafka_lag_exporter_client_timeout | 10 seconds | TCP timeout for Kafka Clients |
| kafka_lag_exporter_lookup_table_size | 60 | |
| kafka_lag_exporter_environment_overrides | {} | Map of ENV Vars to populate in System.d execution environment |
| kafka_lag_exporter_metric_whitelist | [".*"] | Whitelist of metrics to return |
| kafka_lag_exporter_reporters_prometheus_enabled | true | Bool to enable exposing the collected metrics as a prometheus endpoint |
| kafka_lag_exporter_reporters_prometheus_port | 8000 | Port to display Prometheus metrics on |
| kafka_lag_exporter_reporters_graphite_enabled | false | |
| kafka_lag_exporter_reporters_graphite_host | ||
| kafka_lag_exporter_reporters_graphite_port | ||
| kafka_lag_exporter_clusters | [] | List of Kafka Clusters to gather consumer offsets/lags for. See Cluster Settings below for paramaters. |
Cluster Settings
| Variable | Default | Description |
|---|---|---|
| name | Name of the Kafka Cluster. This will be presented in the metrics tags as well. | |
| servers | [] | List of Kafka Brokers and ports. In the form of address:port |
| ssl_enabled | false | If SSL/TLS is in use. This requires that the below Keystore SSL/TLS settings also be configured |
| ssl_mutual_auth_enabled | false | If Mutual TLS is being used. This requires that the below Keystore SSL/TLS settings also be configured |
| sasl_protocol | none | SASL Protocol (GSSAPI, PLAIN, SCRAM) for the Kafka Clients to connect on |
| username | Required when sasl_protocol equals PLAIN or SCRAM |
|
| password | Required when sasl_protocol equals PLAIN or SCRAM |
|
| keytab | Required when sasl_protocol equals GSSAPI. GSSAPI Keytab file path on the server. |
|
| keytab_src | Required when sasl_protocol equals GSSAPI. GSSAPI Keytab file path local to the Ansible Controller. This file will be uploaded and place into the location provided by keytab |
|
| principal | Required when sasl_protocol equals GSSAPI. GSSAPI Keytab Principal. This is usually the SPN of the Keytab. |
|
| properties | {} | Map of additional properties to provide to both the Admin Client and Kafka Consumer Client |
| consumer_properties | {} | Map of additional properties for the Kafka Consumer Client |
| admin_properties | {} | Map of additional properties for the Admin Client |
| topic_whitelist | [".*"] | |
| topic_blacklist | [] | |
| group_whitelist | [".*"] | |
| labels | {} | Additional Metric Labels to include |
Logging
| Variable | Default | Description |
|---|---|---|
| kafka_lag_exporter_logging_policy_days | 7 | Max Number of days to retain logs |
| kafka_lag_exporter_logging_policy_total_size | 3GB | Max amount of logs to retain |
| kafka_lag_exporter_logging_policy_file_size | 1GB | Max size to let a single log get to within a days boundry |
Dependencies
No other dependencies at this time.
Example Playbook
---
- name: Kafka Lag Exporter Install/Config
hosts: kafka_lag_exporter
gather_facts: true
tasks:
- name: Install Java
import_role:
name: java
- name: Install/Config
import_role:
name: kafka-lag-exporter-ansible
License
Author Information
Nikoleta Verbeck | Github/@nerdynick
About
Lightbend Kafka Lag Exporter Ansible Role
Install
ansible-galaxy install nerdynick.kafka_lag_exporter_ansibleLicense
mit
Downloads
61
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