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docker-compose.yml
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docker-compose.yml
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version: "3"
volumes:
logs:
services:
#
# Container to make fake logs
#
logs:
build:
context: docker/logs
dockerfile: "Dockerfile"
volumes:
- logs:/logs/
restart: "always"
#
# Tool container for importing/exporting dashboards.
#
tools:
build:
context: docker/tools
dockerfile: "Dockerfile"
volumes:
- .:/mnt
- logs:/logs/
restart: "always"
#
# Container to continuously ping hosts.
#
ping:
build:
context: docker/ping
dockerfile: "Dockerfile"
environment:
#
# Host to ping. Can be hostname or IP. Space-delimited.
# Note that DNS lookups may fail, so consider pinging some IPs...
#
HOSTS: "google.com amazon.com google-dns cloudflare-dns "
#
# Comment the previous line and uncomment this one if you'd like to ping
# some hosts on different continents.
#
#HOSTS: "google.com amazon.com google-dns cloudflare-dns cheetah.jp leopard.se"
volumes:
- logs:/logs/
- ./hosts.txt:/etc/hosts
restart: "always"
#
# Get metrics from ping logs for Prometheus.
#
ping-metrics:
build:
context: docker/ping-metrics
dockerfile: "Dockerfile"
volumes:
- .:/mnt
- logs:/logs/
restart: "always"
#
# Container to read metrics from SEPTA Regional Rail.
#
septa:
build:
context: docker/septa
dockerfile: "Dockerfile"
volumes:
- .:/mnt
- logs:/logs/
restart: "always"
#
# Read logs from files and ingest into Loki.
#
promtail:
#image: grafana/promtail:2.3.0
image: grafana/promtail:latest
volumes:
- logs:/logs/
- ./config:/mnt/config
- ./data/promtail:/mnt/var
- /var/log:/var/log
command: -config.file=/mnt/config/promtail-config-docker.yaml
ports:
- "9081:9080"
restart: "always"
#
# Telegraf reads system metrics, and will expose them to Prometheus and send them to Loki
#
telegraf:
image: telegraf:1.20
volumes:
- ./config/telegraf.conf:/etc/telegraf/telegraf.conf
restart: "always"
#
# The Loki database for storing logs.
#
loki:
#image: grafana/loki:2.3.0
#image: grafana/loki:2.6.1
image: grafana/loki:latest
user: root
volumes:
- ./config:/mnt/config
- ./data/loki-data:/tmp/loki
- ./data/loki-wal:/tmp/wal
command: -config.file=/mnt/config/loki-config.yaml
ports:
- "3100:3100"
restart: "always"
#
# Prometheus
#
prometheus:
image: prom/prometheus
#
# Not thrilled with having to run as root in the container, but trying
# to run this in a Linux VM has permission issues, since Docker commands
# are normally run as root...
#
user: root
ports:
- "9090:9090"
volumes:
- ./data/prometheus:/prometheus
- ./config/prometheus.yml:/etc/prometheus/prometheus.yml
restart: "always"
#
# Grafana, for viewing via the UI.
#
grafana:
image: grafana/grafana:latest
# Running this as root for the same reason Prometheus is running as root.
user: root
volumes:
- ./data/grafana:/var/lib/grafana
ports:
- "3000:3000"
restart: "always"