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module Gitlab
module Kubernetes
module Helm
class InstallCommand
attr_reader :name, :install_helm, :chart, :chart_values_file
def initialize(name, install_helm: false, chart: false, chart_values_file: false)
@name = name
@install_helm = install_helm
@chart = chart
@chart_values_file = chart_values_file
end
def pod_name
"install-#{name}"
end
def generate_script(namespace_name)
[
install_dps_command,
init_command,
complete_command(namespace_name)
].join("\n")
end
private
def init_command
if install_helm
'helm init >/dev/null'
else
'helm init --client-only >/dev/null'
end
end
def complete_command(namespace_name)
return unless chart
if chart_values_file
"helm install #{chart} --name #{name} --namespace #{namespace_name} -f /data/helm/#{name}/config/values.yaml >/dev/null"
else
"helm install #{chart} --name #{name} --namespace #{namespace_name} >/dev/null"
end
end
def install_dps_command
<<~HEREDOC
set -eo pipefail
apk add -U ca-certificates openssl >/dev/null
wget -q -O - https://kubernetes-helm.storage.googleapis.com/helm-v#{Gitlab::Kubernetes::Helm::HELM_VERSION}-linux-amd64.tar.gz | tar zxC /tmp >/dev/null
mv /tmp/linux-amd64/helm /usr/bin/
HEREDOC
end
end
end
end
end
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