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# GOV.UK Mini Environment Admin
# Copyright © 2018 Christopher Baines <mail@cbaines.net>
#
# This file is part of the GOV.UK Mini Environment Admin.
#
# The GOV.UK Mini Environment Admin is free software: you can
# redistribute it and/or modify it under the terms of the GNU Affero
# General Public License as published by the Free Software Foundation,
# either version 3 of the License, or (at your option) any later
# version.
#
# The GOV.UK Mini Environment Admin is distributed in the hope that it
# will be useful, but WITHOUT ANY WARRANTY; without even the implied
# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public
# License along with the GOV.UK Mini Environment Admin. If not, see
# <http://www.gnu.org/licenses/>.
class GovukGuix::CreateDataSnapshotJob < Que::Job
extend EnqueuedJobs
include ::ShellUtils
@retry_interval = 30
def run(options = {})
data_snapshot_fields = {}
backend_type = options[:backend_type]
backend_id = options[:backend_id]
if backend_type
backend = Backends.find_by_type_and_id(backend_type, backend_id)
data_snapshot_fields[:backend] = backend
remote_host = backend.build_remote_host
end
revision_id = options[:revision_id]
revision = if revision_id
GovukGuix::Revision.find(revision_id)
else
GovukGuix::Revision.order(:created_at).first
end
data_snapshot_fields[:govuk_guix_revision] = revision
logger.info(self.class) do
'Creating new data snapshot'
end
if remote_host && Guix.available_locally?
# TODO: This doesn't use the private key specified by the
# backend, so it'll only work when the default SSH key has
# access to the remote host.
# Copy the revision to the remote host, to ensure it's available
# there
run_command(
'guix',
'copy',
"--to=#{remote_host.user_at_address}",
revision.store_path
)
end
output = run_command(
"#{revision.store_path}/bin/govuk",
'data',
'build-snapshot',
*hash_to_arguments(
exclude_service: [
'release', # As the data in this app isn't useful in the
# mini environment
'signon' # As the configuration is handled by govuk-guix
]
),
run_remotely_on_host: remote_host
)
build_output = output.last.strip
logger.debug(self.class) { "build_output: #{build_output}" }
data_snapshot_fields[:store_path] = build_output
data_snapshot_fields[:manifest] = read_json_file(
"#{build_output}/manifest.json",
from_remote_host: remote_host
)
backend.add_in_use_store_path(build_output)
GovukGuix::DataSnapshot.transaction do
GovukGuix::DataSnapshot.create!(data_snapshot_fields)
finish
end
end
def self.job_title(_que_job)
'Create Data Snapshot'
end
end
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