144 lines
3.3 KiB
Ruby
144 lines
3.3 KiB
Ruby
class Mrsk::Commands::App < Mrsk::Commands::Base
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attr_reader :role
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def initialize(config, role: nil)
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super(config)
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@role = role
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end
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def run
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role = config.role(self.role)
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docker :run,
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"--detach",
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"--restart unless-stopped",
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"--name", container_name,
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"-e", "MRSK_CONTAINER_NAME=\"#{container_name}\"",
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*role.env_args,
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*config.logging_args,
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*config.volume_args,
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*role.label_args,
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*role.option_args,
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config.absolute_image,
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role.cmd
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end
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def start
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docker :start, container_name
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end
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def stop(version: nil)
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pipe \
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version ? container_id_for_version(version) : current_container_id,
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xargs(docker(:stop))
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end
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def info
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docker :ps, *filter_args
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end
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def logs(since: nil, lines: nil, grep: nil)
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pipe \
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current_container_id,
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"xargs docker logs#{" --since #{since}" if since}#{" --tail #{lines}" if lines} 2>&1",
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("grep '#{grep}'" if grep)
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end
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def follow_logs(host:, grep: nil)
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run_over_ssh \
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pipe(
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current_container_id,
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"xargs docker logs --timestamps --tail 10 --follow 2>&1",
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(%(grep "#{grep}") if grep)
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),
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host: host
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end
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def execute_in_existing_container(*command, interactive: false)
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docker :exec,
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("-it" if interactive),
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container_name,
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*command
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end
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def execute_in_new_container(*command, interactive: false)
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docker :run,
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("-it" if interactive),
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"--rm",
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*config.env_args,
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*config.volume_args,
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config.absolute_image,
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*command
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end
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def execute_in_existing_container_over_ssh(*command, host:)
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run_over_ssh execute_in_existing_container(*command, interactive: true), host: host
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end
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def execute_in_new_container_over_ssh(*command, host:)
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run_over_ssh execute_in_new_container(*command, interactive: true), host: host
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end
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def current_container_id
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docker :ps, "--quiet", *filter_args
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end
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def current_running_version
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# FIXME: Find more graceful way to extract the version from "app-version" than using sed and tail!
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pipe \
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docker(:ps, *filter_args, "--format", '"{{.Names}}"'),
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%(sed 's/-/\\n/g'),
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"tail -n 1"
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end
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def list_containers
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docker :container, :ls, "--all", *filter_args
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end
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def list_container_names
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[ *list_containers, "--format", "'{{ .Names }}'" ]
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end
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def remove_container(version:)
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pipe \
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container_id_for(container_name: container_name(version)),
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xargs(docker(:container, :rm))
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end
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def remove_containers
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docker :container, :prune, "--force", *filter_args
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end
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def list_images
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docker :image, :ls, config.repository
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end
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def remove_images
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docker :image, :prune, "--all", "--force", *filter_args
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end
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private
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def container_name(version = nil)
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[ config.service, role, config.destination, version || config.version ].compact.join("-")
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end
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def container_id_for_version(version)
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container_id_for(container_name: container_name(version))
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end
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def filter_args
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argumentize "--filter", filters
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end
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def filters
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[ "label=service=#{config.service}" ].tap do |filters|
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filters << "label=destination=#{config.destination}" if config.destination
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filters << "label=role=#{role}" if role
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end
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end
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end
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