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7 changed files with 184 additions and 60 deletions

1
.gitignore vendored Normal file
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.vagrant

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# Traefik Testing # Traefik Testing
Run test:
```shell
vagrant destroy -f && vagrant up && sudo ./forward-ssh.sh
```

19
Vagrantfile vendored Normal file
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Vagrant.configure("2") do |config|
config.vm.box = "debian/bookworm64"
config.vm.provision "shell", inline: <<-SHELL
set -xe
# Install Docker
which curl &>/dev/null || (apt-get update && apt-get install -y curl)
which docker &>/dev/null || curl -fsSL https://get.docker.com | sh
# Swarm?
[ ! "$(docker info | grep -c 'Swarm: active')" -eq 1 ] && docker swarm init
# Start Traefik compose
mkdir -p /vagrant/traefik/letsencrypt
cd /vagrant/traefik || exit 1
docker compose up -d
SHELL
end

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traefik: traefik:
name: traefik_proxy_net name: traefik_proxy_net
external: true external: true
############################################################################
Traefik config
############################################################################
version: "3.3"
services:
traefik:
image: "traefik:v2.10"
networks:
- proxy_net
command:
- "--log.level=TRACE"
- "--certificatesresolvers.myresolver.acme.caserver=https://acme-staging-v02.api.letsencrypt.org/directory"
#- "--log.level=DEBUG"
- "--api.insecure=true"
- "--api.dashboard=true"
- "--providers.docker=true"
# - "--providers.docker.swarmMode=true"
- "--providers.docker.exposedbydefault=false"
- "--entrypoints.web.address=:80"
- "--entrypoints.websecure.address=:443"
- "--certificatesresolvers.myresolver.acme.httpchallenge=true"
- "--certificatesresolvers.myresolver.acme.httpchallenge.entrypoint=web"
#- "--certificatesresolvers.myresolver.acme.caserver=https://acme-staging-v02.api.letsencrypt.org/directory"
- "--certificatesresolvers.myresolver.acme.email=noreply@example.com"
- "--certificatesresolvers.myresolver.acme.storage=/letsencrypt/acme.json"
ports:
- "80:80"
- "443:443"
volumes:
- "./letsencrypt:/letsencrypt"
- "/var/run/docker.sock:/var/run/docker.sock:ro"
labels:
- "traefik.enable=true"
- "traefik.http.routers.traefik.rule=Host(`traefik.local.coulter.info`)"
- "traefik.http.routers.traefik.entrypoints=websecure"
- "traefik.http.routers.traefik.middlewares=localonly"
- "traefik.http.routers.traefik.service=api@internal"
- "traefik.http.routers.traefik.tls=true"
- "traefik.http.middlewares.localonly.ipwhitelist.sourcerange=10.0.0.0/8"
whoami:
image: "traefik/whoami"
networks:
- proxy_net
labels:
- "traefik.enable=true"
- "traefik.http.routers.whoami.rule=Host(`whoami.local.coulter.info`)"
- "traefik.http.routers.whoami.entrypoints=websecure"
- "traefik.http.routers.whoami.tls.certresolver=myresolver"
- "traefik.http.routers.whoami.tls=true"
- "traefik.http.services.whoami.loadbalancer.server.port=80"
- "traefik.docker.network=proxy_net"
networks:
proxy_net:

105
forward-ssh.sh Executable file
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#!/bin/bash
# Copyright (C) 2023 Kris Lamoureux
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, version 3 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
# Finds the SSH private key under ./.vagrant and connects to
# the Vagrant box, port forwarding localhost ports: 8443, 80, 443
# Root check
if [ "$EUID" -ne 0 ]; then
echo "[ERROR]: Please run script as root"
exit 1
fi
# Clean environment
unset PRIVATE_KEY
unset HOST_IP
unset MATCH_PATTERN
unset PKILL_ANSWER
# Function to create the SSH tunnel
function ssh_connect {
read -rp "Start a new vagrant SSH tunnel? [y/N] " PSTART_ANSWER
echo
case "$PSTART_ANSWER" in
[yY])
printf "[INFO]: Starting new vagrant SSH tunnel on PID "
sudo -u "$USER" ssh -fNT -i "$PRIVATE_KEY" \
-L 22:localhost:22 \
-L 80:localhost:80 \
-L 443:localhost:443 \
-L 8443:localhost:8443 \
-o UserKnownHostsFile=/dev/null \
-o StrictHostKeyChecking=no \
vagrant@"$HOST_IP" 2>/dev/null
sleep 2
pgrep -f "$MATCH_PATTERN"
;;
*)
echo "[INFO]: Delined to start a new vagrant SSH tunnel"
exit 0
;;
esac
}
# Check for valid PRIVATE_KEY location
PRIVATE_KEY="$(find .vagrant -name "private_key" 2>/dev/null)"
if ! ssh-keygen -l -f "$PRIVATE_KEY" &>/dev/null; then
echo "[ERROR]: The SSH key '$PRIVATE_KEY' is not valid. Is your virtual machine running?"
exit 1
fi
echo "[CHECK]: Valid key at $PRIVATE_KEY"
# Grab first IP or use whatever HOST_IP_FIELD is set to and check that the guest is up
HOST_IP="$(vagrant ssh -c "hostname -I | cut -d' ' -f${HOST_IP_FIELD:-1}" 2>/dev/null)"
HOST_IP="${HOST_IP::-1}" # trim
if ! ping -c 1 "$HOST_IP" &>/dev/null; then
echo "[ERROR]: Cannot ping the host IP '$HOST_IP'"
exit 1
fi
echo "[CHECK]: Host at $HOST_IP is up"
# Pattern for matching processes running
MATCH_PATTERN="ssh -fNT -i ${PRIVATE_KEY}.*vagrant@"
# Check amount of processes that match the pattern
if [ "$(pgrep -afc "$MATCH_PATTERN")" -eq 0 ]; then
ssh_connect
else
# Processes found, so prompt to kill remaining ones then start tunnel
printf "\n[WARNING]: Found processes running:\n"
pgrep -fa "$MATCH_PATTERN"
printf '\n'
read -rp "Would you like to kill these processes? [y/N] " PKILL_ANSWER
echo
case "$PKILL_ANSWER" in
[yY])
echo "[WARNING]: Killing old vagrant SSH tunnel(s): "
pgrep -f "$MATCH_PATTERN" | tee >(xargs kill -15)
echo
if [ "$(pgrep -afc "$MATCH_PATTERN")" -eq 0 ]; then
ssh_connect
else
echo "[ERROR]: Unable to kill processes:"
pgrep -f "$MATCH_PATTERN"
exit 1
fi
;;
*)
echo "[INFO]: Declined to kill existing processes"
exit 0
;;
esac
fi

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version: "3.3"
services:
traefik:
image: "traefik:v2.10"
networks:
- proxy_net
command:
- "--log.level=TRACE"
- "--certificatesresolvers.myresolver.acme.caserver=https://acme-staging-v02.api.letsencrypt.org/directory"
#- "--log.level=DEBUG"
- "--api.insecure=true"
- "--api.dashboard=true"
- "--providers.docker=true"
# - "--providers.docker.swarmMode=true"
- "--providers.docker.exposedbydefault=false"
- "--entrypoints.web.address=:80"
- "--entrypoints.websecure.address=:443"
- "--certificatesresolvers.myresolver.acme.httpchallenge=true"
- "--certificatesresolvers.myresolver.acme.httpchallenge.entrypoint=web"
#- "--certificatesresolvers.myresolver.acme.caserver=https://acme-staging-v02.api.letsencrypt.org/directory"
- "--certificatesresolvers.myresolver.acme.email=noreply@example.com"
- "--certificatesresolvers.myresolver.acme.storage=/letsencrypt/acme.json"
ports:
- "80:80"
- "443:443"
volumes:
- "./letsencrypt:/letsencrypt"
- "/var/run/docker.sock:/var/run/docker.sock:ro"
labels:
- "traefik.enable=true"
- "traefik.http.routers.traefik.rule=Host(`traefik.local.coulter.info`)"
- "traefik.http.routers.traefik.entrypoints=websecure"
- "traefik.http.routers.traefik.middlewares=localonly"
- "traefik.http.routers.traefik.service=api@internal"
- "traefik.http.routers.traefik.tls=true"
#- "traefik.http.middlewares.localonly.ipwhitelist.sourcerange=10.0.0.0/8"
- "traefik.http.middlewares.localonly.ipwhitelist.sourcerange=172.16.0.0/12,10.0.0.0/8" # vagrant verison
whoami:
image: "traefik/whoami"
networks:
- proxy_net
labels:
- "traefik.enable=true"
- "traefik.http.routers.whoami.rule=Host(`whoami.local.coulter.info`)"
- "traefik.http.routers.whoami.entrypoints=websecure"
- "traefik.http.routers.whoami.tls.certresolver=myresolver"
- "traefik.http.routers.whoami.tls=true"
- "traefik.http.services.whoami.loadbalancer.server.port=80"
- "traefik.docker.network=proxy_net"
networks:
proxy_net:

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