vagrant-lxc-ng/lib/vagrant-lxc/action/create.rb
Virgil Dupras c74ddbf2fc create: with LXC 2.1+ run lxc-update-config on new boxes
When running with LXC 2.1+, ensure that our boxes have up-to-date config
keys by running the `lxc-update-config` utility that ships with LXC
2.1+.

When the command doesn't exist (LXC <2.1), we do nothing.

ref #445
2018-01-13 21:03:34 -05:00

53 lines
1.5 KiB
Ruby

module Vagrant
module LXC
module Action
class Create
def initialize(app, env)
@app = app
end
def call(env)
config = env[:machine].provider_config
container_name = config.container_name
case container_name
when :machine
container_name = env[:machine].name.to_s
when String
# Nothing to do here, move along...
else
container_name = generate_container_name(env)
end
driver = env[:machine].provider.driver
driver.create(
container_name,
config.backingstore,
config.backingstore_options,
env[:lxc_template_src],
env[:lxc_template_config],
env[:lxc_template_opts]
)
driver.update_config_keys
env[:machine].id = container_name
@app.call env
end
def generate_container_name(env)
container_name = "#{env[:root_path].basename}_#{env[:machine].name}"
container_name.gsub!(/[^-a-z0-9_]/i, "")
# milliseconds + random number suffix to allow for simultaneous
# `vagrant up` of the same box in different dirs
container_name << "_#{(Time.now.to_f * 1000.0).to_i}_#{rand(100000)}"
# Trim container name to 64 chars, keeping "randomness"
trim_point = container_name.size > 64 ? -64 : -(container_name.size)
container_name[trim_point..-1]
end
end
end
end
end