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Merge pull request #573 from basecamp/pre-post-traefik-reboot-hooks

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Pre and post Traefik reboot hooks
This commit is contained in:
Donal McBreen
2023-11-15 14:01:40 +00:00
committed by GitHub
parent 77a79b299a 5fd4a28bf7
commit a0959b5afd
7 changed files with 783 additions and 7 deletions
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3
lib/kamal/cli/templates/sample_hooks/post-traefik-reboot.sample Executable file
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@@ -0,0 +1,3 @@
#!/bin/sh
echo "Rebooted Traefik on $KAMAL_HOSTS"

3
lib/kamal/cli/templates/sample_hooks/pre-traefik-reboot.sample Executable file
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@@ -0,0 +1,3 @@
#!/bin/sh
echo "Rebooting Traefik on $KAMAL_HOSTS..."

18
lib/kamal/cli/traefik.rb
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@@ -13,12 +13,18 @@ class Kamal::Cli::Traefik < Kamal::Cli::Base
option :rolling, type: :boolean, default: false, desc: "Reboot traefik on hosts in sequence, rather than in parallel"
def reboot
mutating do
on(KAMAL.traefik_hosts, in: options[:rolling] ? :sequence : :parallel) do
execute *KAMAL.auditor.record("Rebooted traefik"), verbosity: :debug
execute *KAMAL.registry.login
execute *KAMAL.traefik.stop
execute *KAMAL.traefik.remove_container
execute *KAMAL.traefik.run
host_groups = options[:rolling] ? KAMAL.traefik_hosts : [KAMAL.traefik_hosts]
host_groups.each do |hosts|
host_list = Array(hosts).join(",")
run_hook "pre-traefik-reboot", hosts: host_list
on(hosts) do
execute *KAMAL.auditor.record("Rebooted traefik"), verbosity: :debug
execute *KAMAL.registry.login
execute *KAMAL.traefik.stop
execute *KAMAL.traefik.remove_container
execute *KAMAL.traefik.run
end
run_hook "post-traefik-reboot", hosts: host_list
end
end
end