module Aggkit::Consul

Public Instance Methods

build_consul_addr(addr: ENV['CONSUL_HTTP_ADDR'], host: ENV['CONSUL_HOST'], port: ENV['CONSUL_PORT']) click to toggle source
# File lib/aggkit/consul.rb, line 18
def build_consul_addr(addr: ENV['CONSUL_HTTP_ADDR'], host: ENV['CONSUL_HOST'], port: ENV['CONSUL_PORT'])
  return URI('http://localhost:8500') if addr.to_s.empty? && host.to_s.empty? && port.to_s.empty?

  return URI(addr) unless addr.to_s.empty?

  uri = URI(host)
  uri = URI("http://#{host}:8500") if uri.scheme.to_s.empty?
  if port.to_s.empty?
    uri.port = 8500 if uri.port.to_i == 80
  else
    uri.port = port.to_i
  end

  uri
end
consul_addr(addr_or_host) click to toggle source
# File lib/aggkit/consul.rb, line 34
def consul_addr(addr_or_host)
  if addr_or_host['http']
    addr_or_host
  else
    "http://#{addr_or_host}:8500"
  end
end
envsubst(*paths) click to toggle source
# File lib/aggkit/consul.rb, line 59
def envsubst(*paths)
  paths = paths.flatten.map{|c| c.to_s.strip }.reject(&:empty?)
  paths.each do |path|
    Dir.glob("#{path}/**/*.in") do |templ|
      envsubst_file(templ, templ.sub(/\.in$/, ''))
    end
  end
end
envsubst_file(templ, output = nil) click to toggle source
# File lib/aggkit/consul.rb, line 68
def envsubst_file(templ, output = nil)
  output ||= templ.sub(/\.in$/, '')
  Aggkit::Exec.die('filename must ends with .in or output must be provided') if output.strip == templ.strip
  cmd = "cat '#{templ}' | envsubst > '#{output}'"
  Aggkit::Exec.execute!(cmd, "envsubst failed: #{cmd}")
end
erb(*paths) click to toggle source
# File lib/aggkit/consul.rb, line 75
def erb(*paths)
  paths = paths.flatten.map{|c| c.to_s.strip }.reject(&:empty?)
  paths.each do |path|
    Dir.glob("#{path}/**/*.erb") do |templ|
      erb_file(templ, templ.sub(/\.erb$/, ''))
    end
  end
end
erb_file(templ, output=nil) click to toggle source
# File lib/aggkit/consul.rb, line 84
def erb_file(templ, output=nil)
  output ||= templ.sub(/\.erb$/, '')
  Aggkit::Exec.die('filename must ends with .erb or output must be provided') if output.strip == templ.strip
  cmd = "erb '#{templ}' > '#{output}'"
  Aggkit::Exec.execute!(cmd, "erb failed: #{cmd}")
end
load_envs(string, env = ENV) click to toggle source
# File lib/aggkit/consul.rb, line 10
def load_envs(string, env = ENV)
  envs = Dotenv::Parser.new(string).call
  envs.each_pair do |k, v|
    env[k] = v
  end
  envs
end
load_envs_from_consul(consul, prefix, dereference: true) click to toggle source
# File lib/aggkit/consul.rb, line 42
def load_envs_from_consul(consul, prefix, dereference: true)
  consul_http = consul_addr(consul)
  dr = dereference ? '-d' : ''
  envs = Aggkit::Exec.capture!("aggconsul --consul=#{consul_http} --env #{prefix} --pristine #{dr}", "Can't load envs from #{prefix}")
  load_envs(envs)
end
wait_for_consul(consul) click to toggle source
# File lib/aggkit/consul.rb, line 49
def wait_for_consul(consul)
  consul_http = consul_addr(consul)
  Aggkit::Exec.execute!("aggwait -t 30 -i 5 --consul-addr=#{consul_http} --consul", 'Timeout for consul service')
end
wait_for_service(consul, service) click to toggle source
# File lib/aggkit/consul.rb, line 54
def wait_for_service(consul, service)
  consul_http = consul_addr(consul)
  Aggkit::Exec.execute!("aggwait -t 60 -i 5 --consul-addr=#{consul_http} --consul-service #{service}", "Timeout for #{service} service")
end