vagrant/plugins/providers/docker/action.rb

324 lines
11 KiB
Ruby

module VagrantPlugins
module DockerProvider
module Action
# Include the built-in modules so we can use them as top-level things.
include Vagrant::Action::Builtin
# This action starts another container just like the real one running
# but only for the purpose of running a single command rather than
# to exist long-running.
def self.action_run_command
Vagrant::Action::Builder.new.tap do |b|
# We just call the "up" action. We create a separate action
# to hold this though in case we modify it in the future, and
# so that we can switch on the "machine_action" env var.
b.use action_up
end
end
# This action brings the "machine" up from nothing, including creating the
# container, configuring metadata, and booting.
def self.action_up
Vagrant::Action::Builder.new.tap do |b|
b.use Call, IsState, :not_created do |env, b2|
if env[:result]
b2.use HandleBox
end
end
b.use ConfigValidate
b.use HostMachine
# Yeah, this is supposed to be here twice (once more above). This
# catches the case when the container was supposed to be created,
# but the host state was unknown, and now we know its not actually
# created.
b.use Call, IsState, :not_created do |env, b2|
if env[:result]
b2.use HandleBox
b2.use DestroyBuildImage
end
end
b.use action_start
end
end
def self.action_package
lambda do |env|
raise Errors::PackageNotSupported
end
end
# This action just runs the provisioners on the machine.
def self.action_provision
Vagrant::Action::Builder.new.tap do |b|
b.use ConfigValidate
b.use Call, IsState, :not_created do |env, b2|
if env[:result]
b2.use Message, I18n.t("docker_provider.messages.not_created")
next
end
b2.use Call, IsState, :running do |env2, b3|
if !env2[:result]
b3.use Message, I18n.t("docker_provider.messages.not_running")
next
end
b3.use Call, HasSSH do |env3, b4|
if env3[:result]
b4.use Provision
else
b4.use Message,
I18n.t("docker_provider.messages.provision_no_ssh"),
post: true
end
end
end
end
end
end
# This is the action that is primarily responsible for halting
# the virtual machine, gracefully or by force.
def self.action_halt
Vagrant::Action::Builder.new.tap do |b|
b.use Call, IsState, :host_state_unknown do |env, b2|
if env[:result]
b2.use HostMachine
end
end
b.use Call, IsState, :not_created do |env, b2|
if env[:result]
b2.use Message, I18n.t("docker_provider.messages.not_created")
next
end
b2.use Stop
end
end
end
# This action is responsible for reloading the machine, which
# brings it down, sucks in new configuration, and brings the
# machine back up with the new configuration.
def self.action_reload
Vagrant::Action::Builder.new.tap do |b|
b.use ConfigValidate
b.use Call, IsState, :not_created do |env, b2|
if env[:result]
b2.use Message, I18n.t("docker_provider.messages.not_created")
next
end
b2.use action_halt
b2.use Call, IsBuild do |env2, b3|
if env2[:result]
b3.use EnvSet, force_halt: true
b3.use action_halt
b3.use HostMachineSyncFoldersDisable
b3.use Destroy
b3.use ProvisionerCleanup
end
end
b2.use action_start
end
end
end
# This is the action that is primarily responsible for completely
# freeing the resources of the underlying virtual machine.
def self.action_destroy
Vagrant::Action::Builder.new.tap do |b|
b.use Call, IsHostMachineCreated do |env, b2|
if !env[:result]
b2.use Message, I18n.t("docker_provider.messages.not_created")
next
end
b2.use Call, IsState, :host_state_unknown do |env2, b3|
if env2[:result]
b3.use HostMachine
end
end
b2.use Call, IsState, :not_created do |env2, b3|
if env2[:result]
b3.use Message,
I18n.t("docker_provider.messages.not_created")
next
end
b3.use Call, DestroyConfirm do |env3, b4|
if env3[:result]
b4.use ConfigValidate
b4.use ProvisionerCleanup, :before
b4.use EnvSet, force_halt: true
b4.use action_halt
b4.use HostMachineSyncFoldersDisable
b4.use Destroy
b4.use DestroyBuildImage
else
b4.use Message,
I18n.t("docker_provider.messages.will_not_destroy")
end
end
end
end
end
end
# This is the action that will exec into an SSH shell.
def self.action_ssh
Vagrant::Action::Builder.new.tap do |b|
b.use Call, IsState, :not_created do |env, b2|
if env[:result]
b2.use Message, I18n.t("docker_provider.messages.not_created")
next
end
b2.use Call, IsState, :running do |env2, b3|
if !env2[:result]
b3.use Message, I18n.t("docker_provider.messages.not_running")
next
end
b3.use PrepareSSH
b3.use SSHExec
end
end
end
end
# This is the action that will run a single SSH command.
def self.action_ssh_run
Vagrant::Action::Builder.new.tap do |b|
b.use Call, IsState, :not_created do |env, b2|
if env[:result]
b2.use Message, I18n.t("docker_provider.messages.not_created")
next
end
b2.use Call, IsState, :running do |env2, b3|
if !env2[:result]
raise Vagrant::Errors::VMNotRunningError
end
b3.use SSHRun
end
end
end
end
def self.action_start
Vagrant::Action::Builder.new.tap do |b|
b.use Call, IsState, :running do |env, b2|
if env[:machine_action] != :run_command
b2.use Call, HasSSH do |env2, b3|
if env2[:result]
b3.use Provision
else
b3.use Message,
I18n.t("docker_provider.messages.provision_no_ssh"),
post: true
end
end
end
# If the container is running and we're doing a run, we're done
next if env[:result] && env[:machine_action] != :run_command
b2.use Call, IsState, :not_created do |env2, b3|
if env2[:result]
# First time making this thing, set to the "preparing" state
b3.use InitState
else
b3.use EnvSet, host_machine_sync_folders: false
end
end
b2.use HostMachineBuildDir
b2.use HostMachineSyncFolders
b2.use PrepareNFSValidIds
b2.use SyncedFolderCleanup
b2.use PrepareNFSSettings
b2.use Login
b2.use Build
if env[:machine_action] != :run_command
# If the container is NOT created yet, then do some setup steps
# necessary for creating it.
b2.use Call, IsState, :preparing do |env2, b3|
if env2[:result]
b3.use EnvSet, port_collision_repair: true
b3.use HostMachinePortWarning
b3.use HostMachinePortChecker
b3.use HandleForwardedPortCollisions
b3.use SyncedFolders
b3.use ForwardedPorts
b3.use Pull
b3.use Create
b3.use WaitForRunning
else
b3.use CompareSyncedFolders
end
end
b2.use Start
b2.use WaitForRunning
b2.use Call, HasSSH do |env2, b3|
if env2[:result]
b3.use WaitForCommunicator
end
end
else
# We're in a run command, so we do things a bit differently.
b2.use SyncedFolders
b2.use Create
end
end
end
end
def self.action_suspend
lambda do |env|
raise Errors::SuspendNotSupported
end
end
# The autoload farm
action_root = Pathname.new(File.expand_path("../action", __FILE__))
autoload :Build, action_root.join("build")
autoload :CompareSyncedFolders, action_root.join("compare_synced_folders")
autoload :Create, action_root.join("create")
autoload :Destroy, action_root.join("destroy")
autoload :DestroyBuildImage, action_root.join("destroy_build_image")
autoload :ForwardedPorts, action_root.join("forwarded_ports")
autoload :HasSSH, action_root.join("has_ssh")
autoload :HostMachine, action_root.join("host_machine")
autoload :HostMachineBuildDir, action_root.join("host_machine_build_dir")
autoload :HostMachinePortChecker, action_root.join("host_machine_port_checker")
autoload :HostMachinePortWarning, action_root.join("host_machine_port_warning")
autoload :HostMachineRequired, action_root.join("host_machine_required")
autoload :HostMachineSyncFolders, action_root.join("host_machine_sync_folders")
autoload :HostMachineSyncFoldersDisable, action_root.join("host_machine_sync_folders_disable")
autoload :InitState, action_root.join("init_state")
autoload :IsBuild, action_root.join("is_build")
autoload :IsHostMachineCreated, action_root.join("is_host_machine_created")
autoload :Login, action_root.join("login")
autoload :Pull, action_root.join("pull")
autoload :PrepareSSH, action_root.join("prepare_ssh")
autoload :Stop, action_root.join("stop")
autoload :PrepareNFSValidIds, action_root.join("prepare_nfs_valid_ids")
autoload :PrepareNFSSettings, action_root.join("prepare_nfs_settings")
autoload :Start, action_root.join("start")
autoload :WaitForRunning, action_root.join("wait_for_running")
end
end
end