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Rolify app cli/command

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This commit is contained in:
Tobias Bühlmann
2023-03-10 08:50:26 +01:00
parent 6b11303230
commit fdb0c8ee91
6 changed files with 126 additions and 94 deletions
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80
lib/mrsk/cli/app.rb
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@@ -7,24 +7,26 @@ class Mrsk::Cli::App < Mrsk::Cli::Base
cli = self
MRSK.config.roles.each do |role|
on(role.hosts) do |host|
execute *MRSK.auditor.record("Booted app version #{version}"), verbosity: :debug
on(MRSK.hosts) do |host|
roles = MRSK.roles_on(host)
roles.each do |role|
execute *MRSK.auditor(role: role.name).record("Booted app version #{version}"), verbosity: :debug
begin
old_version = capture_with_info(*MRSK.app.current_running_version).strip
execute *MRSK.app.run(role: role.name)
old_version = capture_with_info(*MRSK.app(role: role.name).current_running_version).strip
execute *MRSK.app(role: role.name).run
sleep MRSK.config.readiness_delay
execute *MRSK.app.stop(version: old_version), raise_on_non_zero_exit: false if old_version.present?
execute *MRSK.app(role: role.name).stop(version: old_version), raise_on_non_zero_exit: false if old_version.present?
rescue SSHKit::Command::Failed => e
if e.message =~ /already in use/
error "Rebooting container with same version #{version} already deployed on #{host} (may cause gap in zero-downtime promise!)"
execute *MRSK.auditor.record("Rebooted app version #{version}"), verbosity: :debug
execute *MRSK.auditor(role: role.name).record("Rebooted app version #{version}"), verbosity: :debug
execute *MRSK.app.stop(version: version)
execute *MRSK.app.remove_container(version: version)
execute *MRSK.app.run(role: role.name)
execute *MRSK.app(role: role.name).stop(version: version)
execute *MRSK.app(role: role.name).remove_container(version: version)
execute *MRSK.app(role: role.name).run
else
raise
end
@@ -36,24 +38,38 @@ class Mrsk::Cli::App < Mrsk::Cli::Base
desc "start", "Start existing app container on servers"
def start
on(MRSK.hosts) do
execute *MRSK.auditor.record("Started app version #{MRSK.version}"), verbosity: :debug
execute *MRSK.app.start, raise_on_non_zero_exit: false
on(MRSK.hosts) do |host|
roles = MRSK.roles_on(host)
roles.each do |role|
execute *MRSK.auditor(role: role.name).record("Started app version #{MRSK.version}"), verbosity: :debug
execute *MRSK.app(role: role.name).start, raise_on_non_zero_exit: false
end
end
end
desc "stop", "Stop app container on servers"
def stop
on(MRSK.hosts) do
execute *MRSK.auditor.record("Stopped app"), verbosity: :debug
execute *MRSK.app.stop, raise_on_non_zero_exit: false
on(MRSK.hosts) do |host|
roles = MRSK.roles_on(host)
roles.each do |role|
execute *MRSK.auditor(role: role.name).record("Stopped app"), verbosity: :debug
execute *MRSK.app(role: role.name).stop, raise_on_non_zero_exit: false
end
end
end
# FIXME: Drop in favor of just containers?
desc "details", "Show details about app containers"
def details
on(MRSK.hosts) { |host| puts_by_host host, capture_with_info(*MRSK.app.info) }
on(MRSK.hosts) do |host|
roles = MRSK.roles_on(host)
roles.each do |role|
puts_by_host host, capture_with_info(*MRSK.app(role: role.name).info)
end
end
end
desc "exec [CMD]", "Execute a custom command on servers (use --help to show options)"
@@ -65,7 +81,7 @@ class Mrsk::Cli::App < Mrsk::Cli::Base
say "Get current version of running container...", :magenta unless options[:version]
using_version(options[:version] || current_running_version) do |version|
say "Launching interactive command with version #{version} via SSH from existing container on #{MRSK.primary_host}...", :magenta
run_locally { exec MRSK.app.execute_in_existing_container_over_ssh(cmd, host: MRSK.primary_host) }
run_locally { exec MRSK.app(role: role.name).execute_in_existing_container_over_ssh(cmd, host: MRSK.primary_host) }
end
when options[:interactive]
@@ -81,8 +97,12 @@ class Mrsk::Cli::App < Mrsk::Cli::Base
say "Launching command with version #{version} from existing container...", :magenta
on(MRSK.hosts) do |host|
execute *MRSK.auditor.record("Executed cmd '#{cmd}' on app version #{version}"), verbosity: :debug
puts_by_host host, capture_with_info(*MRSK.app.execute_in_existing_container(cmd))
roles = MRSK.roles_on(host)
roles.each do |role|
execute *MRSK.auditor(role: role.name).record("Executed cmd '#{cmd}' on app version #{version}"), verbosity: :debug
puts_by_host host, capture_with_info(*MRSK.app(role: role.name).execute_in_existing_container(cmd))
end
end
end
@@ -147,17 +167,25 @@ class Mrsk::Cli::App < Mrsk::Cli::Base
desc "remove_container [VERSION]", "Remove app container with given version from servers", hide: true
def remove_container(version)
on(MRSK.hosts) do
execute *MRSK.auditor.record("Removed app container with version #{version}"), verbosity: :debug
execute *MRSK.app.remove_container(version: version)
on(MRSK.hosts) do |host|
roles = MRSK.roles_on(host)
roles.each do |role|
execute *MRSK.auditor(role: role.name).record("Removed app container with version #{version}"), verbosity: :debug
execute *MRSK.app(role: role.name).remove_container(version: version)
end
end
end
desc "remove_containers", "Remove all app containers from servers", hide: true
def remove_containers
on(MRSK.hosts) do
execute *MRSK.auditor.record("Removed all app containers"), verbosity: :debug
execute *MRSK.app.remove_containers
on(MRSK.hosts) do |host|
roles = MRSK.roles_on(host)
roles.each do |role|
execute *MRSK.auditor(role: role.name).record("Removed all app containers"), verbosity: :debug
execute *MRSK.app(role: role.name).remove_containers
end
end
end