Bump version for 1.9.1

Traefik 2.11 default to address CVE-2024-45410

.github/workflows/ci.yml

@@ -3,6 +3,7 @@ on:
   push:
     branches:
       - main
+      - 1-8-stable
   pull_request:
 jobs:
   rubocop:

Gemfile.lock

@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    kamal (1.8.1)
+    kamal (1.9.1)
       activesupport (>= 7.0)
       base64 (~> 0.2)
       bcrypt_pbkdf (~> 1.0)

lib/kamal/cli/accessory.rb

@@ -222,6 +222,25 @@ class Kamal::Cli::Accessory < Kamal::Cli::Base
     end
   end
 
+  desc "downgrade", "Downgrade accessories from Kamal 2 to 1.9"
+  option :rolling, type: :boolean, default: false, desc: "Upgrade one host at a time"
+  option :confirmed, aliases: "-y", type: :boolean, default: false, desc: "Proceed without confirmation question"
+  def downgrade(name)
+    confirming "This will restart all accessories" do
+      with_lock do
+        host_groups = options[:rolling] ? KAMAL.accessory_hosts : [ KAMAL.accessory_hosts ]
+        host_groups.each do |hosts|
+          host_list = Array(hosts).join(",")
+          KAMAL.with_specific_hosts(hosts) do
+            say "Downgrading #{name} accessories on #{host_list}...", :magenta
+            reboot name
+            say "Downgraded #{name} accessories on #{host_list}...", :magenta
+          end
+        end
+      end
+    end
+  end
+
   private
     def with_accessory(name)
       if KAMAL.config.accessory(name)

lib/kamal/cli/base.rb

@@ -22,48 +22,50 @@ module Kamal::Cli
 
     class_option :skip_hooks, aliases: "-H", type: :boolean, default: false, desc: "Don't run hooks"
 
-    @@ran_pre_init_hook = false
-    class << self
-      def ran_pre_init_hook
-        @@ran_pre_init_hook
-      end
-
-      def ran_pre_init_hook=(value)
-        @@ran_pre_init_hook = value
-      end
-    end
-
     def initialize(*)
       super
       @original_env = ENV.to_h.dup
-      run_pre_init_hook
       load_env
       initialize_commander(options_with_subcommand_class_options)
     end
 
     private
+      def reload_env
+        reset_env
+        load_env
+      end
+
       def load_env
         if destination = options[:destination]
-          if File.exist?(".kamal/.env.#{destination}") || File.exist?(".kamal/.env")
-            Dotenv.load(".kamal/.env.#{destination}", ".kamal/.env")
-          else
-            loading_files = [ (".env" if File.exist?(".env")), (".env.#{destination}" if File.exist?(".env.#{destination}")) ].compact
-            if loading_files.any?
-              warn "Loading #{loading_files.join(" and ")} from the project root, in future they will be loaded from .kamal/"
-              Dotenv.load(".env.#{destination}", ".env")
-            end
-          end
+          Dotenv.load(".env.#{destination}", ".env")
         else
-          if File.exist?(".kamal/.env")
-            Dotenv.load(".kamal/.env")
-          elsif File.exist?(".env")
-            $stderr.puts caller
-            warn "Loading .env from the project root, in future it will be loaded then from .kamal/.env"
-            Dotenv.load(".env")
-          end
+          Dotenv.load(".env")
         end
       end
 
+      def reset_env
+        replace_env @original_env
+      end
+
+      def replace_env(env)
+        ENV.clear
+        ENV.update(env)
+      end
+
+      def with_original_env
+        keeping_current_env do
+          reset_env
+          yield
+        end
+      end
+
+      def keeping_current_env
+        current_env = ENV.to_h.dup
+        yield
+      ensure
+        replace_env(current_env)
+      end
+
       def options_with_subcommand_class_options
         options.merge(@_initializer.last[:class_options] || {})
       end
@@ -160,23 +162,8 @@ module Kamal::Cli
         end
       end
 
-      def run_pre_init_hook
-        unless self.class.ran_pre_init_hook
-          hook = "pre-init"
-          if run_hook?(hook)
-            say "Running the #{hook} hook...", :magenta
-            run_locally do
-              execute *Kamal::Hooks.file(hook), verbosity: :debug
-            rescue SSHKit::Command::Failed => e
-              raise HookError.new("Hook `#{hook}` failed:\n#{e.message}")
-            end
-          end
-          self.class.ran_pre_init_hook = true
-        end
-      end
-
       def run_hook(hook, **extra_details)
-        if run_hook?(hook)
+        if !options[:skip_hooks] && KAMAL.hook.hook_exists?(hook)
           details = { hosts: KAMAL.hosts.join(","), command: command, subcommand: subcommand }
 
           say "Running the #{hook} hook...", :magenta
@@ -188,10 +175,6 @@ module Kamal::Cli
         end
       end
 
-      def run_hook?(hook)
-        !options[:skip_hooks] && Kamal::Hooks.exists?(hook)
-      end
-
       def on(*args, &block)
         if !KAMAL.connected?
           run_hook "pre-connect"
@@ -223,6 +206,10 @@ module Kamal::Cli
         instance_variable_get("@_invocations").first
       end
 
+      def reset_invocation(cli_class)
+        instance_variable_get("@_invocations")[cli_class].pop
+      end
+
       def ensure_run_and_locks_directory
         on(KAMAL.hosts) do
           execute(*KAMAL.server.ensure_run_directory)

lib/kamal/cli/main.rb

@@ -10,6 +10,7 @@ class Kamal::Cli::Main < Kamal::Cli::Base
         invoke "kamal:cli:server:bootstrap", [], invoke_options
 
         say "Evaluate and push env files...", :magenta
+        invoke "kamal:cli:main:envify", [], invoke_options
         invoke "kamal:cli:env:push", [], invoke_options
 
         invoke "kamal:cli:accessory:boot", [ "all" ], invoke_options
@@ -178,6 +179,31 @@ class Kamal::Cli::Main < Kamal::Cli::Base
     end
   end
 
+  desc "envify", "Create .env by evaluating .env.erb (or .env.staging.erb -> .env.staging when using -d staging)"
+  option :skip_push, aliases: "-P", type: :boolean, default: false, desc: "Skip .env file push"
+  def envify
+    if destination = options[:destination]
+      env_template_path = ".env.#{destination}.erb"
+      env_path          = ".env.#{destination}"
+    else
+      env_template_path = ".env.erb"
+      env_path          = ".env"
+    end
+
+    if Pathname.new(File.expand_path(env_template_path)).exist?
+      # Ensure existing env doesn't pollute template evaluation
+      content = with_original_env { ERB.new(File.read(env_template_path), trim_mode: "-").result }
+      File.write(env_path, content, perm: 0600)
+
+      unless options[:skip_push]
+        reload_env
+        invoke "kamal:cli:env:push", options
+      end
+    else
+      puts "Skipping envify (no #{env_template_path} exist)"
+    end
+  end
+
   desc "remove", "Remove Traefik, app, accessories, and registry session from servers"
   option :confirmed, aliases: "-y", type: :boolean, default: false, desc: "Proceed without confirmation question"
   def remove
@@ -191,6 +217,37 @@ class Kamal::Cli::Main < Kamal::Cli::Base
     end
   end
 
+  desc "downgrade", "Downgrade from Kamal 2 to 1.9"
+  option :confirmed, aliases: "-y", type: :boolean, default: false, desc: "Proceed without confirmation question"
+  option :rolling, type: :boolean, default: false, desc: "Downgrade one host at a time"
+  def downgrade
+    confirming "This will replace Traefik with kamal-proxy and restart all accessories" do
+      with_lock do
+        if options[:rolling]
+          (KAMAL.hosts | KAMAL.accessory_hosts).each do |host|
+            KAMAL.with_specific_hosts(host) do
+              say "Downgrading #{host}...", :magenta
+              if KAMAL.hosts.include?(host)
+                invoke "kamal:cli:traefik:downgrade", [], options.merge(confirmed: true, rolling: false)
+                reset_invocation(Kamal::Cli::Traefik)
+              end
+              if KAMAL.accessory_hosts.include?(host)
+                invoke "kamal:cli:accessory:downgrade", [ "all" ], options.merge(confirmed: true, rolling: false)
+                reset_invocation(Kamal::Cli::Accessory)
+              end
+              say "Downgraded #{host}", :magenta
+            end
+          end
+        else
+          say "Downgrading all hosts...", :magenta
+          invoke "kamal:cli:traefik:downgrade", [], options.merge(confirmed: true)
+          invoke "kamal:cli:accessory:downgrade", [ "all" ], options.merge(confirmed: true)
+          say "Downgraded all hosts", :magenta
+        end
+      end
+    end
+  end
+
   desc "version", "Show Kamal version"
   def version
     puts Kamal::VERSION

lib/kamal/cli/traefik.rb

@@ -119,4 +119,44 @@ class Kamal::Cli::Traefik < Kamal::Cli::Base
       end
     end
   end
+
+  desc "downgrade", "Downgrade to Traefik on servers (stop container, remove container, start new container, reboot app)"
+  option :rolling, type: :boolean, default: false, desc: "Reboot proxy on hosts in sequence, rather than in parallel"
+  option :confirmed, aliases: "-y", type: :boolean, default: false, desc: "Proceed without confirmation question"
+  def downgrade
+    invoke_options = { "version" => KAMAL.config.latest_tag }.merge(options)
+
+    confirming "This will cause a brief outage on each host. Are you sure?" do
+      host_groups = options[:rolling] ? KAMAL.hosts : [ KAMAL.hosts ]
+      host_groups.each do |hosts|
+        host_list = Array(hosts).join(",")
+        say "Downgrading to Traefik on #{host_list}...", :magenta
+        run_hook "pre-traefik-reboot", hosts: host_list
+        on(hosts) do |host|
+          execute *KAMAL.auditor.record("Rebooted Traefik"), verbosity: :debug
+          execute *KAMAL.registry.login
+
+          "Stopping and removing kamal-proxy on #{host}, if running..."
+          execute *KAMAL.traefik.cleanup_kamal_proxy
+
+          "Stopping and removing Traefik on #{host}, if running..."
+          execute *KAMAL.traefik.stop, raise_on_non_zero_exit: false
+          execute *KAMAL.traefik.remove_container
+          execute *KAMAL.traefik.remove_image
+        end
+
+        KAMAL.with_specific_hosts(hosts) do
+          invoke "kamal:cli:traefik:boot", [], invoke_options
+          reset_invocation(Kamal::Cli::Traefik)
+          invoke "kamal:cli:app:boot", [], invoke_options
+          reset_invocation(Kamal::Cli::App)
+          invoke "kamal:cli:prune:all", [], invoke_options
+          reset_invocation(Kamal::Cli::Prune)
+        end
+
+        run_hook "post-traefik-reboot", hosts: host_list
+        say "Downgraded to Traefik on #{host_list}", :magenta
+      end
+    end
+  end
 end

lib/kamal/commander.rb

@@ -56,6 +56,13 @@ class Kamal::Commander
     end
   end
 
+  def with_specific_hosts(hosts)
+    original_hosts, self.specific_hosts = specific_hosts, hosts
+    yield
+  ensure
+    self.specific_hosts = original_hosts
+  end
+
   def accessory_names
     config.accessories&.collect(&:name) || []
   end

lib/kamal/commander/specifics.rb

@@ -23,7 +23,7 @@ class Kamal::Commander::Specifics
   end
 
   def accessory_hosts
-    specific_hosts || config.accessories.flat_map(&:hosts)
+    config.accessories.flat_map(&:hosts) & specified_hosts
   end
 
   private

lib/kamal/commands/builder/clone.rb

@@ -6,7 +6,7 @@ module Kamal::Commands::Builder::Clone
   end
 
   def clone
-    git :clone, Kamal::Git.root, path: clone_directory
+    git :clone, Kamal::Git.root, "--recurse-submodules", path: clone_directory
   end
 
   def clone_reset_steps
@@ -14,7 +14,8 @@ module Kamal::Commands::Builder::Clone
       git(:remote, "set-url", :origin, Kamal::Git.root, path: build_directory),
       git(:fetch, :origin, path: build_directory),
       git(:reset, "--hard", Kamal::Git.revision, path: build_directory),
-      git(:clean, "-fdx", path: build_directory)
+      git(:clean, "-fdx", path: build_directory),
+      git(:submodule, :update, "--init", path: build_directory)
     ]
   end
 

lib/kamal/commands/builder/multiarch/remote.rb

@@ -58,4 +58,8 @@ class Kamal::Commands::Builder::Multiarch::Remote < Kamal::Commands::Builder::Mu
     def remove_context(arch)
       docker :context, :rm, builder_name_with_arch(arch)
     end
+
+    def platform_names
+      "linux/#{local_arch},linux/#{remote_arch}"
+    end
 end

lib/kamal/commands/hook.rb

@@ -1,5 +1,14 @@
 class Kamal::Commands::Hook < Kamal::Commands::Base
   def run(hook, **details)
-    [ Kamal::Hooks.file(hook), env: tags(**details).env ]
+    [ hook_file(hook), env: tags(**details).env ]
   end
+
+  def hook_exists?(hook)
+    Pathname.new(hook_file(hook)).exist?
+  end
+
+  private
+    def hook_file(hook)
+      File.join(config.hooks_path, hook)
+    end
 end

lib/kamal/commands/traefik.rb

@@ -62,6 +62,15 @@ class Kamal::Commands::Traefik < Kamal::Commands::Base
     [ :rm, "-f", env.secrets_file ]
   end
 
+  def cleanup_kamal_proxy
+    chain \
+      docker(:container, :stop, "kamal-proxy"),
+      combine(
+        docker(:container, :prune, "--force", "--filter", "label=org.opencontainers.image.title=kamal-proxy"),
+        docker(:image, :prune, "--all", "--force", "--filter", "label=org.opencontainers.image.title=kamal-proxy")
+      )
+  end
+
   private
     def publish_args
       argumentize "--publish", port if publish?

lib/kamal/configuration.rb

@@ -7,7 +7,7 @@ require "erb"
 require "net/ssh/proxy/jump"
 
 class Kamal::Configuration
-  delegate :service, :image, :labels, :stop_wait_time, to: :raw_config, allow_nil: true
+  delegate :service, :image, :labels, :stop_wait_time, :hooks_path, to: :raw_config, allow_nil: true
   delegate :argumentize, :optionize, to: Kamal::Utils
 
   attr_reader :destination, :raw_config
@@ -208,6 +208,10 @@ class Kamal::Configuration
     end
   end
 
+  def hooks_path
+    raw_config.hooks_path || ".kamal/hooks"
+  end
+
   def asset_path
     raw_config.asset_path
   end

lib/kamal/configuration/docs/configuration.yml

@@ -74,6 +74,10 @@ env:
 # To configure this, set the path to the assets:
 asset_path: /path/to/assets
 
+# Path to hooks, defaults to `.kamal/hooks`
+# See https://kamal-deploy.org/docs/hooks for more information
+hooks_path: /user_home/kamal/hooks
+
 # Require destinations
 #
 # Whether deployments require a destination to be specified, defaults to `false`

lib/kamal/configuration/docs/env.yml

@@ -24,14 +24,14 @@ env:
 # KAMAL_REGISTRY_PASSWORD=pw
 # DB_PASSWORD=secret123
 # ```
-# See https://kamal-deploy.org/docs/commands/env/ for how to use generated .env files.
+# See https://kamal-deploy.org/docs/commands/envify/ for how to use generated .env files.
 #
 # To pass the secrets you should list them under the `secret` key. When you do this the
 # other variables need to be moved under the `clear` key.
 #
 # Unlike clear values, secrets are not passed directly to the container,
 # but are stored in an env file on the host
-# The file is not updated when deploying, only when running `kamal env push`.
+# The file is not updated when deploying, only when running `kamal envify` or `kamal env push`.
 env:
   clear:
     DB_USER: app

lib/kamal/configuration/docs/traefik.yml

@@ -17,8 +17,8 @@ traefik:
 
   # Image
   #
-  # The Traefik image to use, defaults to `traefik:v2.10`
-  image: traefik:v2.9
+  # The Traefik image to use, defaults to `traefik:v2.11`
+  image: traefik:v2.11
 
   # Host port
   #

lib/kamal/configuration/traefik.rb

@@ -1,5 +1,5 @@
 class Kamal::Configuration::Traefik
-  DEFAULT_IMAGE = "traefik:v2.10"
+  DEFAULT_IMAGE = "traefik:v2.11"
   CONTAINER_PORT = 80
   DEFAULT_ARGS = {
     "log.level" => "DEBUG"

lib/kamal/version.rb

@@ -1,3 +1,3 @@
 module Kamal
-  VERSION = "1.8.1"
+  VERSION = "1.9.1"
 end

test/cli/accessory_test.rb

@@ -209,6 +209,24 @@ class CliAccessoryTest < CliTestCase
     end
   end
 
+  test "downgrade" do
+    run_command("downgrade", "-y", "all").tap do |output|
+      assert_match "Downgrading all accessories on 1.1.1.3,1.1.1.1,1.1.1.2...", output
+      assert_match "docker container stop app-mysql on 1.1.1.3", output
+      assert_match "docker run --name app-mysql --detach --restart unless-stopped --log-opt max-size=\"10m\" --publish 3306:3306 --env-file .kamal/env/accessories/app-mysql.env --env MYSQL_ROOT_HOST=\"%\" --volume $PWD/app-mysql/etc/mysql/my.cnf:/etc/mysql/my.cnf --volume $PWD/app-mysql/data:/var/lib/mysql --label service=\"app-mysql\" mysql:5.7 on 1.1.1.3", output
+      assert_match "Downgraded all accessories on 1.1.1.3,1.1.1.1,1.1.1.2", output
+    end
+  end
+
+  test "downgrade rolling" do
+    run_command("downgrade", "--rolling", "-y", "all").tap do |output|
+      assert_match "Downgrading all accessories on 1.1.1.3...", output
+      assert_match "docker container stop app-mysql on 1.1.1.3", output
+      assert_match "docker run --name app-mysql --detach --restart unless-stopped --log-opt max-size=\"10m\" --publish 3306:3306 --env-file .kamal/env/accessories/app-mysql.env --env MYSQL_ROOT_HOST=\"%\" --volume $PWD/app-mysql/etc/mysql/my.cnf:/etc/mysql/my.cnf --volume $PWD/app-mysql/data:/var/lib/mysql --label service=\"app-mysql\" mysql:5.7 on 1.1.1.3", output
+      assert_match "Downgraded all accessories on 1.1.1.3", output
+    end
+  end
+
   private
     def run_command(*command)
       stdouted { Kamal::Cli::Accessory.start([ *command, "-c", "test/fixtures/deploy_with_accessories.yml" ]) }

test/cli/build_test.rb

@@ -10,7 +10,7 @@ class CliBuildTest < CliTestCase
 
   test "push" do
     with_build_directory do |build_directory|
-      Kamal::Hooks.stubs(:exists?).returns(true)
+      Kamal::Commands::Hook.any_instance.stubs(:hook_exists?).returns(true)
       hook_variables = { version: 999, service_version: "app@999", hosts: "1.1.1.1,1.1.1.2,1.1.1.3,1.1.1.4", command: "build", subcommand: "push" }
 
       SSHKit::Backend::Abstract.any_instance.expects(:capture_with_info)
@@ -42,7 +42,7 @@ class CliBuildTest < CliTestCase
       SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:docker, "--version", "&&", :docker, :buildx, "version")
 
       SSHKit::Backend::Abstract.any_instance.expects(:execute)
-        .with(:git, "-C", "#{Dir.tmpdir}/kamal-clones/app-#{pwd_sha}", :clone, Dir.pwd)
+        .with(:git, "-C", "#{Dir.tmpdir}/kamal-clones/app-#{pwd_sha}", :clone, Dir.pwd, "--recurse-submodules")
         .raises(SSHKit::Command::Failed.new("fatal: destination path 'kamal' already exists and is not an empty directory"))
         .then
         .returns(true)
@@ -50,6 +50,7 @@ class CliBuildTest < CliTestCase
       SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:git, "-C", build_directory, :fetch, :origin)
       SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:git, "-C", build_directory, :reset, "--hard", Kamal::Git.revision)
       SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:git, "-C", build_directory, :clean, "-fdx")
+      SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:git, "-C", build_directory, :submodule, :update, "--init")
 
       SSHKit::Backend::Abstract.any_instance.expects(:execute)
         .with(:docker, :buildx, :build, "--push", "--platform", "linux/amd64,linux/arm64", "--builder", "kamal-app-multiarch", "-t", "dhh/app:999", "-t", "dhh/app:latest", "--label", "service=\"app\"", "--file", "Dockerfile", ".")
@@ -70,7 +71,7 @@ class CliBuildTest < CliTestCase
   end
 
   test "push without clone" do
-    Kamal::Hooks.stubs(:exists?).returns(true)
+    Kamal::Commands::Hook.any_instance.stubs(:hook_exists?).returns(true)
     hook_variables = { version: 999, service_version: "app@999", hosts: "1.1.1.1,1.1.1.2,1.1.1.3,1.1.1.4", command: "build", subcommand: "push" }
 
     run_command("push", "--verbose", fixture: :without_clone).tap do |output|
@@ -88,7 +89,7 @@ class CliBuildTest < CliTestCase
       SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:docker, "--version", "&&", :docker, :buildx, "version")
 
       SSHKit::Backend::Abstract.any_instance.expects(:execute)
-        .with(:git, "-C", "#{Dir.tmpdir}/kamal-clones/app-#{pwd_sha}", :clone, Dir.pwd)
+        .with(:git, "-C", "#{Dir.tmpdir}/kamal-clones/app-#{pwd_sha}", :clone, Dir.pwd, "--recurse-submodules")
         .raises(SSHKit::Command::Failed.new("fatal: destination path 'kamal' already exists and is not an empty directory"))
         .then
         .returns(true)

test/cli/cli_test_case.rb

@@ -18,7 +18,7 @@ class CliTestCase < ActiveSupport::TestCase
   private
     def fail_hook(hook)
       @executions = []
-      Kamal::Hooks.stubs(:exists?).returns(true)
+      Kamal::Commands::Hook.any_instance.stubs(:hook_exists?).returns(true)
 
       SSHKit::Backend::Abstract.any_instance.stubs(:execute)
         .with { |*args| @executions << args; args != [ ".kamal/hooks/#{hook}" ] }

test/cli/main_test.rb

@@ -8,6 +8,7 @@ class CliMainTest < CliTestCase
     invoke_options = { "config_file" => "test/fixtures/deploy_simple.yml", "version" => "999", "skip_hooks" => false }
 
     Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:server:bootstrap", [], invoke_options)
+    Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:main:envify", [], invoke_options)
     Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:env:push", [], invoke_options)
     Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:accessory:boot", [ "all" ], invoke_options)
     Kamal::Cli::Main.any_instance.expects(:deploy)
@@ -23,6 +24,7 @@ class CliMainTest < CliTestCase
 
     Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:server:bootstrap", [], invoke_options)
     Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:env:push", [], invoke_options)
+    Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:main:envify", [], invoke_options)
     Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:accessory:boot", [ "all" ], invoke_options)
     # deploy
     Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:registry:login", [], invoke_options.merge(skip_local: true))
@@ -56,11 +58,10 @@ class CliMainTest < CliTestCase
     Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:app:boot", [], invoke_options)
     Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:prune:all", [], invoke_options)
 
-    Kamal::Hooks.stubs(:exists?).returns(true)
+    Kamal::Commands::Hook.any_instance.stubs(:hook_exists?).returns(true)
     hook_variables = { version: 999, service_version: "app@999", hosts: "1.1.1.1,1.1.1.2", command: "deploy" }
 
     run_command("deploy", "--verbose").tap do |output|
-      assert_match "Running the pre-init hook...", output
       assert_hook_ran "pre-connect", output, **hook_variables
       assert_match /Log into image registry/, output
       assert_match /Build and push app image/, output
@@ -236,7 +237,7 @@ class CliMainTest < CliTestCase
     Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:app:stale_containers", [], invoke_options.merge(stop: true))
     Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:app:boot", [], invoke_options)
 
-    Kamal::Hooks.stubs(:exists?).returns(true)
+    Kamal::Commands::Hook.any_instance.stubs(:hook_exists?).returns(true)
 
     hook_variables = { version: 999, service_version: "app@999", hosts: "1.1.1.1,1.1.1.2", command: "redeploy" }
 
@@ -297,7 +298,7 @@ class CliMainTest < CliTestCase
       .with(:docker, :container, :ls, "--all", "--filter", "name=^app-web-version-to-rollback$", "--quiet", "|", :xargs, :docker, :inspect, "--format", "'{{if .State.Health}}{{.State.Health.Status}}{{else}}{{.State.Status}}{{end}}'")
       .returns("unhealthy").at_least_once # health check
 
-    Kamal::Hooks.stubs(:exists?).returns(true)
+    Kamal::Commands::Hook.any_instance.stubs(:hook_exists?).returns(true)
     hook_variables = { version: 123, service_version: "app@123", hosts: "1.1.1.1,1.1.1.2,1.1.1.3,1.1.1.4", command: "rollback" }
 
     run_command("rollback", "--verbose", "123", config_file: "deploy_with_accessories").tap do |output|
@@ -395,7 +396,7 @@ class CliMainTest < CliTestCase
   end
 
   test "init" do
-    Pathname.any_instance.expects(:exist?).returns(false).times(4)
+    Pathname.any_instance.expects(:exist?).returns(false).times(3)
     Pathname.any_instance.stubs(:mkpath)
     FileUtils.stubs(:mkdir_p)
     FileUtils.stubs(:cp_r)
@@ -408,7 +409,7 @@ class CliMainTest < CliTestCase
   end
 
   test "init with existing config" do
-    Pathname.any_instance.expects(:exist?).returns(true).times(4)
+    Pathname.any_instance.expects(:exist?).returns(true).times(3)
 
     run_command("init").tap do |output|
       assert_match /Config file already exists in config\/deploy.yml \(remove first to create a new one\)/, output
@@ -416,7 +417,7 @@ class CliMainTest < CliTestCase
   end
 
   test "init with bundle option" do
-    Pathname.any_instance.expects(:exist?).returns(false).times(5)
+    Pathname.any_instance.expects(:exist?).returns(false).times(4)
     Pathname.any_instance.stubs(:mkpath)
     FileUtils.stubs(:mkdir_p)
     FileUtils.stubs(:cp_r)
@@ -433,7 +434,7 @@ class CliMainTest < CliTestCase
   end
 
   test "init with bundle option and existing binstub" do
-    Pathname.any_instance.expects(:exist?).returns(true).times(5)
+    Pathname.any_instance.expects(:exist?).returns(true).times(4)
     Pathname.any_instance.stubs(:mkpath)
     FileUtils.stubs(:mkdir_p)
     FileUtils.stubs(:cp_r)
@@ -445,6 +446,50 @@ class CliMainTest < CliTestCase
     end
   end
 
+  test "envify" do
+    with_test_dotenv(".env.erb": "HELLO=<%= 'world' %>") do
+      run_command("envify")
+      assert_equal("HELLO=world", File.read(".env"))
+    end
+  end
+
+  test "envify with blank line trimming" do
+    file = <<~EOF
+      HELLO=<%= 'world' %>
+      <% if true -%>
+      KEY=value
+      <% end  -%>
+    EOF
+
+    with_test_dotenv(".env.erb": file) do
+      run_command("envify")
+      assert_equal("HELLO=world\nKEY=value\n", File.read(".env"))
+    end
+  end
+
+  test "envify with destination" do
+    with_test_dotenv(".env.world.erb": "HELLO=<%= 'world' %>") do
+      run_command("envify", "-d", "world", config_file: "deploy_for_dest")
+      assert_equal "HELLO=world", File.read(".env.world")
+    end
+  end
+
+  test "envify with skip_push" do
+    Pathname.any_instance.expects(:exist?).returns(true).times(1)
+    File.expects(:read).with(".env.erb").returns("HELLO=<%= 'world' %>")
+    File.expects(:write).with(".env", "HELLO=world", perm: 0600)
+
+    Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:env:push").never
+    run_command("envify", "--skip-push")
+  end
+
+  test "envify with clean env" do
+    with_test_dotenv(".env": "HELLO=already", ".env.erb": "HELLO=<%= ENV.fetch 'HELLO', 'never' %>") do
+      run_command("envify", "--skip-push")
+      assert_equal "HELLO=never", File.read(".env")
+    end
+  end
+
   test "remove with confirmation" do
     run_command("remove", "-y", config_file: "deploy_with_accessories").tap do |output|
       assert_match /docker container stop traefik/, output
@@ -492,6 +537,34 @@ class CliMainTest < CliTestCase
     assert_equal Kamal::VERSION, version
   end
 
+  test "downgrade" do
+    invoke_options = { "config_file" => "test/fixtures/deploy_with_accessories.yml", "skip_hooks" => false, "confirmed" => true, "rolling" => false }
+    Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:traefik:downgrade", [], invoke_options)
+    Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:accessory:downgrade", [ "all" ], invoke_options)
+
+    run_command("downgrade", "-y", config_file: "deploy_with_accessories").tap do |output|
+      assert_match "Downgrading all hosts...", output
+      assert_match "Downgraded all hosts", output
+    end
+  end
+
+  test "downgrade rolling" do
+    invoke_options = { "config_file" => "test/fixtures/deploy_with_accessories.yml", "skip_hooks" => false, "confirmed" => true, "rolling" => false }
+    Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:traefik:downgrade", [], invoke_options).times(4)
+    Kamal::Cli::Main.any_instance.expects(:invoke).with("kamal:cli:accessory:downgrade", [ "all" ], invoke_options).times(3)
+
+    run_command("downgrade", "--rolling", "-y", config_file: "deploy_with_accessories").tap do |output|
+      assert_match "Downgrading 1.1.1.1...", output
+      assert_match "Downgraded 1.1.1.1", output
+      assert_match "Downgrading 1.1.1.2...", output
+      assert_match "Downgraded 1.1.1.2", output
+      assert_match "Downgrading 1.1.1.3...", output
+      assert_match "Downgraded 1.1.1.3", output
+      assert_match "Downgrading 1.1.1.4...", output
+      assert_match "Downgraded 1.1.1.4", output
+    end
+  end
+
   private
     def run_command(*command, config_file: "deploy_simple")
       stdouted { Kamal::Cli::Main.start([ *command, "-c", "test/fixtures/#{config_file}.yml" ]) }
@@ -504,11 +577,8 @@ class CliMainTest < CliTestCase
         FileUtils.cp_r("test/fixtures/", fixtures_dup)
 
         Dir.chdir(dir) do
-          FileUtils.mkdir_p(".kamal")
-          Dir.chdir(".kamal") do
-            files.each do |filename, contents|
-              File.binwrite(filename.to_s, contents)
-            end
+          files.each do |filename, contents|
+            File.binwrite(filename.to_s, contents)
           end
           yield
         end

test/cli/server_test.rb

@@ -40,8 +40,7 @@ class CliServerTest < CliTestCase
     SSHKit::Backend::Abstract.any_instance.expects(:execute).with('[ "${EUID:-$(id -u)}" -eq 0 ] || command -v sudo >/dev/null || command -v su >/dev/null', raise_on_non_zero_exit: false).returns(true).at_least_once
     SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:sh, "-c", "'curl -fsSL https://get.docker.com || wget -O - https://get.docker.com || echo \"exit 1\"'", "|", :sh).at_least_once
     SSHKit::Backend::Abstract.any_instance.expects(:execute).with(:mkdir, "-p", ".kamal").returns("").at_least_once
-    Kamal::Hooks.stubs(:exists?).returns(true)
-    SSHKit::Backend::Abstract.any_instance.expects(:execute).with(".kamal/hooks/pre-init", anything).at_least_once
+    Kamal::Commands::Hook.any_instance.stubs(:hook_exists?).returns(true)
     SSHKit::Backend::Abstract.any_instance.expects(:execute).with(".kamal/hooks/pre-connect", anything).at_least_once
     SSHKit::Backend::Abstract.any_instance.expects(:execute).with(".kamal/hooks/docker-setup", anything).at_least_once
 

test/cli/traefik_test.rb

@@ -103,6 +103,90 @@ class CliTraefikTest < CliTestCase
     end
   end
 
+  test "downgrade" do
+    Object.any_instance.stubs(:sleep)
+
+    SSHKit::Backend::Abstract.any_instance.stubs(:capture_with_info)
+      .with(:docker, :container, :ls, "--all", "--filter", "name=^app-web-latest$", "--quiet", raise_on_non_zero_exit: false)
+      .returns("12345678")
+
+    SSHKit::Backend::Abstract.any_instance.stubs(:capture_with_info)
+      .with(:docker, :container, :ls, "--all", "--filter", "name=^app-workers-latest$", "--quiet", raise_on_non_zero_exit: false)
+      .returns("12345678")
+
+    SSHKit::Backend::Abstract.any_instance.stubs(:capture_with_info)
+      .with { |*args| args[0..1] == [ :sh, "-c" ] }
+      .returns("123") # old version
+
+    SSHKit::Backend::Abstract.any_instance.stubs(:capture_with_info)
+      .with(:docker, :container, :ls, "--all", "--filter", "name=^app-web-latest$", "--quiet", "|", :xargs, :docker, :inspect, "--format", "'{{if .State.Health}}{{.State.Health.Status}}{{else}}{{.State.Status}}{{end}}'")
+      .returns("running") # health check
+
+    SSHKit::Backend::Abstract.any_instance.stubs(:capture_with_info)
+      .with(:docker, :container, :ls, "--all", "--filter", "name=^app-workers-latest$", "--quiet", "|", :xargs, :docker, :inspect, "--format", "'{{if .State.Health}}{{.State.Health.Status}}{{else}}{{.State.Status}}{{end}}'")
+      .returns("running").at_least_once # workers health check
+
+    SSHKit::Backend::Abstract.any_instance.stubs(:capture_with_info)
+      .with(:docker, :inspect, "-f '{{ range .Mounts }}{{printf \"%s %s\\n\" .Source .Destination}}{{ end }}'", "app-web-123", "|", :awk, "'$2 == \"/tmp/kamal-cord\" {print $1}'", raise_on_non_zero_exit: false)
+      .returns("") # old version
+
+    run_command("downgrade", "-y").tap do |output|
+      assert_match "Downgrading to Traefik on 1.1.1.1,1.1.1.2,1.1.1.3,1.1.1.4...", output
+      assert_match "docker login -u [REDACTED] -p [REDACTED]", output
+      assert_match "docker container stop kamal-proxy ; docker container prune --force --filter label=org.opencontainers.image.title=kamal-proxy && docker image prune --all --force --filter label=org.opencontainers.image.title=kamal-proxy", output
+      assert_match "docker container stop traefik", output
+      assert_match "docker container prune --force --filter label=org.opencontainers.image.title=Traefik", output
+      assert_match "docker image prune --all --force --filter label=org.opencontainers.image.title=Traefik", output
+      assert_match "/usr/bin/env mkdir -p .kamal", output
+      assert_match "docker login -u [REDACTED] -p [REDACTED]", output
+      assert_match "docker container start traefik || docker run --name traefik --detach --restart unless-stopped --publish 80:80 --volume /var/run/docker.sock:/var/run/docker.sock --env-file .kamal/env/traefik/traefik.env --log-opt max-size=\"10m\" --label traefik.http.routers.catchall.entryPoints=\"http\" --label traefik.http.routers.catchall.rule=\"PathPrefix(\\`/\\`)\" --label traefik.http.routers.catchall.service=\"unavailable\" --label traefik.http.routers.catchall.priority=\"1\" --label traefik.http.services.unavailable.loadbalancer.server.port=\"0\" traefik:v2.11 --providers.docker --log.level=\"DEBUG\"", output
+      assert_match "/usr/bin/env mkdir -p .kamal", output
+      assert_match %r{docker rename app-web-latest app-web-latest_replaced_.*}, output
+      assert_match %r{docker run --detach --restart unless-stopped --name app-web-latest --hostname 1.1.1.1-.* -e KAMAL_CONTAINER_NAME="app-web-latest" -e KAMAL_VERSION="latest" --env-file .kamal/env/roles/app-web.env --health-cmd}, output
+      assert_match "docker tag dhh/app:latest dhh/app:latest", output
+      assert_match "/usr/bin/env mkdir -p .kamal", output
+      assert_match "docker ps -q -a --filter label=service=app --filter status=created --filter status=exited --filter status=dead | tail -n +6 | while read container_id; do docker rm $container_id; done", output
+      assert_match "docker image prune --force --filter label=service=app", output
+      assert_match "Downgraded to Traefik on 1.1.1.1,1.1.1.2,1.1.1.3,1.1.1.4", output
+    end
+  end
+
+  test "downgrade rolling" do
+    Object.any_instance.stubs(:sleep)
+
+    SSHKit::Backend::Abstract.any_instance.stubs(:capture_with_info)
+      .with(:docker, :container, :ls, "--all", "--filter", "name=^app-web-latest$", "--quiet", raise_on_non_zero_exit: false)
+      .returns("12345678")
+
+    SSHKit::Backend::Abstract.any_instance.stubs(:capture_with_info)
+      .with(:docker, :container, :ls, "--all", "--filter", "name=^app-workers-latest$", "--quiet", raise_on_non_zero_exit: false)
+      .returns("12345678")
+
+    SSHKit::Backend::Abstract.any_instance.stubs(:capture_with_info)
+      .with { |*args| args[0..1] == [ :sh, "-c" ] }
+      .returns("123") # old version
+
+    SSHKit::Backend::Abstract.any_instance.stubs(:capture_with_info)
+      .with(:docker, :container, :ls, "--all", "--filter", "name=^app-web-latest$", "--quiet", "|", :xargs, :docker, :inspect, "--format", "'{{if .State.Health}}{{.State.Health.Status}}{{else}}{{.State.Status}}{{end}}'")
+      .returns("running") # health check
+
+    SSHKit::Backend::Abstract.any_instance.stubs(:capture_with_info)
+      .with(:docker, :container, :ls, "--all", "--filter", "name=^app-workers-latest$", "--quiet", "|", :xargs, :docker, :inspect, "--format", "'{{if .State.Health}}{{.State.Health.Status}}{{else}}{{.State.Status}}{{end}}'")
+      .returns("running").at_least_once # workers health check
+
+    SSHKit::Backend::Abstract.any_instance.stubs(:capture_with_info)
+      .with(:docker, :inspect, "-f '{{ range .Mounts }}{{printf \"%s %s\\n\" .Source .Destination}}{{ end }}'", "app-web-123", "|", :awk, "'$2 == \"/tmp/kamal-cord\" {print $1}'", raise_on_non_zero_exit: false)
+      .returns("") # old version
+
+    run_command("downgrade", "--rolling", "-y",).tap do |output|
+      %w[1.1.1.1 1.1.1.2 1.1.1.3 1.1.1.4].each do |host|
+        assert_match "Downgrading to Traefik on #{host}...", output
+        assert_match "docker container stop kamal-proxy ; docker container prune --force --filter label=org.opencontainers.image.title=kamal-proxy && docker image prune --all --force --filter label=org.opencontainers.image.title=kamal-proxy", output
+        assert_match "Downgraded to Traefik on #{host}", output
+      end
+    end
+  end
+
   private
     def run_command(*command)
       stdouted { Kamal::Cli::Traefik.start([ *command, "-c", "test/fixtures/deploy_with_accessories.yml" ]) }

test/commands/builder_test.rb

@@ -30,10 +30,10 @@ class CommandsBuilderTest < ActiveSupport::TestCase
   end
 
   test "target multiarch remote when local and remote is set" do
-    builder = new_builder_command(builder: { "local" => {}, "remote" => {}, "cache" => { "type" => "gha" } })
+    builder = new_builder_command(builder: { "local" => { "arch" => "arm64" }, "remote" => { "arch" => "amd64" }, "cache" => { "type" => "gha" } })
     assert_equal "multiarch/remote", builder.name
     assert_equal \
-      "docker buildx build --push --platform linux/amd64,linux/arm64 --builder kamal-app-multiarch-remote -t dhh/app:123 -t dhh/app:latest --cache-to type=gha --cache-from type=gha --label service=\"app\" --file Dockerfile .",
+      "docker buildx build --push --platform linux/arm64,linux/amd64 --builder kamal-app-multiarch-remote -t dhh/app:123 -t dhh/app:latest --cache-to type=gha --cache-from type=gha --label service=\"app\" --file Dockerfile .",
       builder.push.join(" ")
   end
 

test/commands/hook_test.rb

@@ -28,7 +28,6 @@ class CommandsHookTest < ActiveSupport::TestCase
   end
 
   test "run with custom hooks_path" do
-    ENV["KAMAL_HOOKS_PATH"] = "custom/hooks/path"
     assert_equal [
       "custom/hooks/path/foo",
       { env: {
@@ -37,9 +36,7 @@ class CommandsHookTest < ActiveSupport::TestCase
         "KAMAL_VERSION" => "123",
         "KAMAL_SERVICE_VERSION" => "app@123",
         "KAMAL_SERVICE" => "app" } }
-    ], new_command.run("foo")
-  ensure
-    ENV.delete("KAMAL_HOOKS_PATH")
+    ], new_command(hooks_path: "custom/hooks/path").run("foo")
   end
 
   private

test/configuration/validation_test.rb

@@ -6,7 +6,7 @@ class ConfigurationValidationTest < ActiveSupport::TestCase
   end
 
   test "wrong root types" do
-    [ :service, :image, :asset_path, :primary_role, :minimum_version, :run_directory ].each do |key|
+    [ :service, :image, :asset_path, :hooks_path, :primary_role, :minimum_version, :run_directory ].each do |key|
       assert_error "#{key}: should be a string", **{ key => [] }
     end
 

test/integration/accessory_test.rb

@@ -2,6 +2,8 @@ require_relative "integration_test"
 
 class AccessoryTest < IntegrationTest
   test "boot, stop, start, restart, logs, remove" do
+    kamal :envify
+
     kamal :accessory, :boot, :busybox
     assert_accessory_running :busybox
 

test/integration/app_test.rb

@@ -2,6 +2,8 @@ require_relative "integration_test"
 
 class AppTest < IntegrationTest
   test "stop, start, boot, logs, images, containers, exec, remove" do
+    kamal :envify
+
     kamal :deploy
 
     assert_app_is_up

test/integration/broken_deploy_test.rb

@@ -4,6 +4,8 @@ class BrokenDeployTest < IntegrationTest
   test "deploying a bad image" do
     @app = "app_with_roles"
 
+    kamal :envify
+
     first_version = latest_app_version
 
     kamal :deploy

test/integration/docker-compose.yml

@@ -29,8 +29,6 @@ services:
       context: docker/registry
     environment:
       - REGISTRY_HTTP_ADDR=0.0.0.0:4443
-      - REGISTRY_HTTP_TLS_CERTIFICATE=/certs/domain.crt
-      - REGISTRY_HTTP_TLS_KEY=/certs/domain.key
     volumes:
       - shared:/shared
       - registry:/var/lib/registry/

test/integration/docker/deployer/Dockerfile

@@ -22,7 +22,6 @@ COPY app_with_roles/ app_with_roles/
 
 RUN rm -rf /root/.ssh
 RUN ln -s /shared/ssh /root/.ssh
-RUN mkdir -p /etc/docker/certs.d/registry:4443 && ln -s /shared/certs/domain.crt /etc/docker/certs.d/registry:4443/ca.crt
 
 RUN git config --global user.email "deployer@example.com"
 RUN git config --global user.name "Deployer"

test/integration/docker/deployer/app/.env.erb

@@ -0,0 +1,2 @@
+SECRET_TOKEN='1234 with "中文"'
+SECRET_TAG='TAGME'

test/integration/docker/deployer/app/config/deploy.yml

@@ -33,7 +33,7 @@ traefik:
   args:
     accesslog: true
     accesslog.format: json
-  image: registry:4443/traefik:v2.10
+  image: registry:4443/traefik:v2.11
 accessories:
   busybox:
     service: custom-busybox

test/integration/docker/deployer/app_with_roles/.env.erb

@@ -0,0 +1 @@
+SECRET_TOKEN='1234 with "中文"'

test/integration/docker/deployer/app_with_roles/config/deploy.yml

@@ -27,7 +27,7 @@ traefik:
   args:
     accesslog: true
     accesslog.format: json
-  image: registry:4443/traefik:v2.10
+  image: registry:4443/traefik:v2.11
 accessories:
   busybox:
     service: custom-busybox

test/integration/docker/deployer/boot.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
 
-dockerd --max-concurrent-downloads 1 &
+dockerd --max-concurrent-downloads 1 --insecure-registry registry:4443 &
 
 exec sleep infinity

test/integration/docker/deployer/setup.sh

@@ -19,7 +19,7 @@ push_image_to_registry_4443() {
 
 install_kamal
 push_image_to_registry_4443 nginx 1-alpine-slim
-push_image_to_registry_4443 traefik v2.10
+push_image_to_registry_4443 traefik v2.11
 push_image_to_registry_4443 busybox 1.36.0
 
 # .ssh is on a shared volume that persists between runs. Clean it up as the

test/integration/docker/registry/boot.sh

@@ -1,5 +1,3 @@
 #!/bin/sh
 
-while [ ! -f /certs/domain.crt ]; do sleep 1; done
-
 exec /entrypoint.sh /etc/docker/registry/config.yml

test/integration/docker/shared/Dockerfile

@@ -10,8 +10,6 @@ RUN mkdir ssh && \
 COPY registry-dns.conf .
 COPY boot.sh .
 
-RUN mkdir certs && openssl req -newkey rsa:4096 -nodes -sha256 -keyout certs/domain.key   -x509 -days 365 -out certs/domain.crt   -subj '/CN=registry' -extensions EXT -config registry-dns.conf
-
 HEALTHCHECK --interval=1s CMD pgrep sleep
 
 CMD ["./boot.sh"]

test/integration/docker/vm/Dockerfile

@@ -5,7 +5,6 @@ WORKDIR /work
 RUN apt-get update --fix-missing && apt-get -y install openssh-client openssh-server docker.io
 
 RUN mkdir /root/.ssh && ln -s /shared/ssh/id_rsa.pub /root/.ssh/authorized_keys
-RUN mkdir -p /etc/docker/certs.d/registry:4443 && ln -s /shared/certs/domain.crt /etc/docker/certs.d/registry:4443/ca.crt
 
 RUN echo "HOST_TOKEN=abcd" >> /etc/environment
 

test/integration/docker/vm/boot.sh

@@ -4,6 +4,6 @@ while [ ! -f /root/.ssh/authorized_keys ]; do echo "Waiting for ssh keys"; sleep
 
 service ssh restart
 
-dockerd --max-concurrent-downloads 1 &
+dockerd --max-concurrent-downloads 1 --insecure-registry registry:4443 &
 
 exec sleep infinity

test/integration/lock_test.rb

@@ -2,6 +2,8 @@ require_relative "integration_test"
 
 class LockTest < IntegrationTest
   test "acquire, release, status" do
+    kamal :envify
+
     kamal :lock, :acquire, "-m 'Integration Tests'"
 
     status = kamal :lock, :status, capture: true

test/integration/main_test.rb

@@ -1,8 +1,8 @@
 require_relative "integration_test"
 
 class MainTest < IntegrationTest
-  test "env push, deploy, redeploy, rollback, details and audit" do
-    kamal :env, :push
+  test "envify, deploy, redeploy, rollback, details and audit" do
+    kamal :envify
     assert_env_files
     remove_local_env_file
 
@@ -12,19 +12,19 @@ class MainTest < IntegrationTest
 
     kamal :deploy
     assert_app_is_up version: first_version
-    assert_hooks_ran "pre-init", "pre-connect", "pre-build", "pre-deploy", "post-deploy"
+    assert_hooks_ran "pre-connect", "pre-build", "pre-deploy", "post-deploy"
     assert_envs version: first_version
 
     second_version = update_app_rev
 
     kamal :redeploy
     assert_app_is_up version: second_version
-    assert_hooks_ran "pre-init", "pre-connect", "pre-build", "pre-deploy", "post-deploy"
+    assert_hooks_ran "pre-connect", "pre-build", "pre-deploy", "post-deploy"
 
     assert_accumulated_assets first_version, second_version
 
     kamal :rollback, first_version
-    assert_hooks_ran "pre-init", "pre-connect", "pre-deploy", "post-deploy"
+    assert_hooks_ran "pre-connect", "pre-deploy", "post-deploy"
     assert_app_is_up version: first_version
 
     details = kamal :details, capture: true
@@ -32,7 +32,7 @@ class MainTest < IntegrationTest
     assert_match /Traefik Host: vm2/, details
     assert_match /App Host: vm1/, details
     assert_match /App Host: vm2/, details
-    assert_match /traefik:v2.10/, details
+    assert_match /traefik:v2.11/, details
     assert_match /registry:4443\/app:#{first_version}/, details
 
     audit = kamal :audit, capture: true
@@ -45,7 +45,7 @@ class MainTest < IntegrationTest
   test "app with roles" do
     @app = "app_with_roles"
 
-    kamal :env, :push
+    kamal :envify
 
     version = latest_app_version
 
@@ -54,7 +54,7 @@ class MainTest < IntegrationTest
     kamal :deploy
 
     assert_app_is_up version: version
-    assert_hooks_ran "pre-init", "pre-connect", "pre-build", "pre-deploy", "post-deploy"
+    assert_hooks_ran "pre-connect", "pre-build", "pre-deploy", "post-deploy"
     assert_container_running host: :vm3, name: "app-workers-#{version}"
 
     second_version = update_app_rev
@@ -87,7 +87,7 @@ class MainTest < IntegrationTest
     kamal :remove, "-y"
     assert_no_images_or_containers
 
-    kamal :env, :push
+    kamal :envify
     kamal :setup
     assert_images_and_containers
 
@@ -97,7 +97,7 @@ class MainTest < IntegrationTest
 
   private
     def assert_local_env_file(contents)
-      assert_equal contents, deployer_exec("cat .kamal/.env", capture: true)
+      assert_equal contents, deployer_exec("cat .env", capture: true)
     end
 
     def assert_envs(version:)
@@ -127,7 +127,7 @@ class MainTest < IntegrationTest
     end
 
     def remove_local_env_file
-      deployer_exec("rm .kamal/.env")
+      deployer_exec("rm .env")
     end
 
     def assert_remote_env_file(contents, vm:)

test/integration/traefik_test.rb

@@ -2,6 +2,8 @@ require_relative "integration_test"
 
 class TraefikTest < IntegrationTest
   test "boot, reboot, stop, start, restart, logs, remove" do
+    kamal :envify
+
     kamal :traefik, :boot
     assert_traefik_running
 
@@ -50,11 +52,11 @@ class TraefikTest < IntegrationTest
 
   private
     def assert_traefik_running
-      assert_match /traefik:v2.10   "\/entrypoint.sh/, traefik_details
+      assert_match /traefik:v2.11   "\/entrypoint.sh/, traefik_details
     end
 
     def assert_traefik_not_running
-      assert_no_match /traefik:v2.10   "\/entrypoint.sh/, traefik_details
+      assert_no_match /traefik:v2.11   "\/entrypoint.sh/, traefik_details
     end
 
     def traefik_details

test/test_helper.rb

@@ -26,10 +26,6 @@ end
 class ActiveSupport::TestCase
   include ActiveSupport::Testing::Stream
 
-  setup do
-    Kamal::Cli::Base.ran_pre_init_hook = false
-  end
-
   private
     def stdouted
       capture(:stdout) { yield }.strip