Module: Aggkit::Consul

Extended by:
Consul
Included in:
Consul
Defined in:
lib/aggkit/consul.rb

Instance Method Summary collapse

Instance Method Details

#build_consul_addr(addr: , host: , port: ) ⇒ Object 



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# 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) ⇒ Object 



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# 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) ⇒ Object 



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# 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) ⇒ Object 



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# 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) ⇒ Object 



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# 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) ⇒ Object 



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# 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) ⇒ Object 



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# 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) ⇒ Object 



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# 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) ⇒ Object 



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# 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) ⇒ Object 



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# 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