Files
faaso/src/daemon/proxyconf.cr

63 lines
1.4 KiB
Crystal

require "docr"
require "kemal"
module Proxy
@@current_config = File.read("tinyproxy.conf")
# Get current proxy config
get "/proxy/" do
@@current_config
end
# Bump proxy config to current docker state, returns
# new proxy config
patch "/proxy/" do
Log.info { "Updating routing" }
# Get all the funkos, create routes for them all
update_proxy_config
end
def self.update_proxy_config
docker_api = Docr::API.new(Docr::Client.new)
containers = docker_api.containers.list(all: true)
funkos = [] of String
containers.each { |container|
names = container.names.select &.starts_with? "/faaso-"
next if names.empty?
funkos << names[0][7..]
}
funkos.sort!
config = %(
User nobody
Group nogroup
Port 8888
Listen 0.0.0.0
Timeout 600
Allow 0.0.0.0/0
ReverseOnly Yes
ReverseMagic Yes
ReversePath "/admin/" "http://127.0.0.1:3000/"
) + funkos.map { |funko| %(ReversePath "/faaso/#{funko.split("-")[0]}/" "http://#{funko}:3000/") }.join("\n")
if @@current_config != config
File.open("tinyproxy.conf", "w") do |file|
file << config
end
# Reload config
Process.run(command: "/usr/bin/killall", args: ["-USR1", "tinyproxy"])
@@current_config = config
end
config
end
end
# Update proxy config once a second
spawn do
loop do
Proxy.update_proxy_config
sleep 1.second
end
end