Add post-deploy and post-rollback hooks

These replace the custom audit_broadcast_cmd code. An additional env
variable MRSK_RUNTIME is passed to them.

The audit broadcast after booting an accessory has been removed.

lib/mrsk/cli/accessory.rb

@@ -14,8 +14,6 @@ class Mrsk::Cli::Accessory < Mrsk::Cli::Base
             execute *MRSK.auditor.record("Booted #{name} accessory"), verbosity: :debug
             execute *accessory.run
           end
-
-          audit_broadcast "Booted accessory #{name}" unless options[:skip_broadcast]
         end
       end
     end

lib/mrsk/cli/base.rb

@@ -72,10 +72,6 @@ module Mrsk::Cli
         puts "  Finished all in #{sprintf("%.1f seconds", runtime)}"
       end
 
-      def audit_broadcast(line)
-        run_locally { execute *MRSK.auditor.broadcast(line), verbosity: :debug }
-      end
-
       def with_lock
         if MRSK.holding_lock?
           yield
@@ -135,11 +131,11 @@ module Mrsk::Cli
         end
       end
 
-      def run_hook(hook)
+      def run_hook(hook, **details)
         run_locally do
           if MRSK.hook.hook_exists?(hook)
             begin
-              MRSK.with_verbosity(:debug) { execute(*MRSK.hook.run(hook)) }
+              MRSK.with_verbosity(:debug) { execute(*MRSK.hook.run(hook, **details)) }
             rescue SSHKit::Command::Failed
               raise HookError.new("Hook `#{hook}` failed")
             end

lib/mrsk/cli/main.rb

@@ -44,7 +44,7 @@ class Mrsk::Cli::Main < Mrsk::Cli::Base
       end
     end
 
-    audit_broadcast "Deployed #{service_version} in #{runtime.round} seconds" unless options[:skip_broadcast]
+    run_hook "post-deploy", runtime: runtime.round
   end
 
   desc "redeploy", "Deploy app to servers without bootstrapping servers, starting Traefik, pruning, and registry login"
@@ -72,13 +72,15 @@ class Mrsk::Cli::Main < Mrsk::Cli::Base
       end
     end
 
-    audit_broadcast "Redeployed #{service_version} in #{runtime.round} seconds" unless options[:skip_broadcast]
+    run_hook "post-deploy", runtime: runtime.round
   end
 
   desc "rollback [VERSION]", "Rollback app to VERSION"
   def rollback(version)
-    with_lock do
-      invoke_options = deploy_options
+    rolled_back = false
+    runtime = print_runtime do
+      with_lock do
+        invoke_options = deploy_options
 
       MRSK.config.version = version
       old_version = nil
@@ -86,7 +88,7 @@ class Mrsk::Cli::Main < Mrsk::Cli::Base
       if container_available?(version)
         invoke "mrsk:cli:app:boot", [], invoke_options.merge(version: version)
 
-        audit_broadcast "Rolled back #{service_version(Mrsk::Utils.abbreviate_version(old_version))} to #{service_version}" unless options[:skip_broadcast]
+        run_hook "post-deploy", runtime: runtime.round
       else
         say "The app version '#{version}' is not available as a container (use 'mrsk app containers' for available versions)", :red
       end
@@ -180,13 +182,6 @@ class Mrsk::Cli::Main < Mrsk::Cli::Base
     end
   end
 
-  desc "broadcast", "Broadcast an audit message"
-  option :message, aliases: "-m", type: :string, desc: "Audit message", required: true
-  def broadcast
-    say "Broadcast: #{options[:message]}", :magenta
-    audit_broadcast options[:message]
-  end
-
   desc "version", "Show MRSK version"
   def version
     puts Mrsk::VERSION

lib/mrsk/cli/templates/deploy.yml

@@ -25,10 +25,6 @@ registry:
 #   secret:
 #     - RAILS_MASTER_KEY
 
-# Call a broadcast command on deploys.
-# audit_broadcast_cmd:
-#   bin/broadcast_to_bc
-
 # Use a different ssh user than root
 # ssh:
 #   user: app

lib/mrsk/cli/templates/sample_hooks/post-deploy.sample

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+# A sample post-deploy hook
+#
+# Checks:
+# 1. We have a clean checkout
+# 2. A remote is configured
+# 3. The branch has been pushed to the remote
+# 4. The version we are deploying matches the remote
+#
+# These environment variables are available:
+# MRSK_RECORDED_AT
+# MRSK_PERFORMER
+# MRSK_VERSION
+# MRSK_DESTINATION (if set)
+# MRSK_RUNTIME
+
+echo "$MRSK_PERFORMER deployed $MRSK_VERSION to $MRSK_DESTINATION in $MRSK_RUNTIME seconds"

lib/mrsk/cli/templates/sample_hooks/post-rollback.sample

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+# A sample post-rollback hook
+#
+# Checks:
+# 1. We have a clean checkout
+# 2. A remote is configured
+# 3. The branch has been pushed to the remote
+# 4. The version we are deploying matches the remote
+#
+# These environment variables are available:
+# MRSK_RECORDED_AT
+# MRSK_PERFORMER
+# MRSK_VERSION
+# MRSK_DESTINATION (if set)
+# MRSK_RUNTIME
+
+echo "$MRSK_PERFORMER rolled back to $MRSK_VERSION on $MRSK_DESTINATION in $MRSK_RUNTIME seconds"

lib/mrsk/commands/auditor.rb

@@ -13,14 +13,6 @@ class Mrsk::Commands::Auditor < Mrsk::Commands::Base
       audit_log_file
   end
 
-  # Runs locally
-  def broadcast(line, **details)
-    if broadcast_cmd = config.audit_broadcast_cmd
-      tags = audit_tags(**details, event: line)
-      [ broadcast_cmd,  "'#{tags.except(:recorded_at, :event, :version)} #{line}'", env: tags.env ]
-    end
-  end
-
   def reveal
     [ :tail, "-n", 50, audit_log_file ]
   end

lib/mrsk/configuration.rb

@@ -157,10 +157,6 @@ class Mrsk::Configuration
   end
 
 
-  def audit_broadcast_cmd
-    raw_config.audit_broadcast_cmd
-  end
-
   def healthcheck
     { "path" => "/up", "port" => 3000, "max_attempts" => 7 }.merge(raw_config.healthcheck || {})
   end