102 lines
2.4 KiB
Ruby
102 lines
2.4 KiB
Ruby
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# frozen_string_literal: true
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module Clusters
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module Applications
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class Fluentd < ApplicationRecord
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VERSION = '2.4.0'
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self.table_name = 'clusters_applications_fluentd'
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include ::Clusters::Concerns::ApplicationCore
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include ::Clusters::Concerns::ApplicationStatus
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include ::Clusters::Concerns::ApplicationVersion
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include ::Clusters::Concerns::ApplicationData
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default_value_for :version, VERSION
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default_value_for :port, 514
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default_value_for :protocol, :tcp
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enum protocol: { tcp: 0, udp: 1 }
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def chart
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'stable/fluentd'
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end
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def install_command
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Gitlab::Kubernetes::Helm::InstallCommand.new(
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name: 'fluentd',
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repository: repository,
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version: VERSION,
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rbac: cluster.platform_kubernetes_rbac?,
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chart: chart,
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files: files
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)
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end
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def values
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content_values.to_yaml
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end
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private
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def content_values
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YAML.load_file(chart_values_file).deep_merge!(specification)
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end
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def specification
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{
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"configMaps" => {
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"output.conf" => output_configuration_content,
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"general.conf" => general_configuration_content
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}
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}
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end
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def output_configuration_content
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<<~EOF
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<match kubernetes.**>
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@type remote_syslog
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@id out_kube_remote_syslog
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host #{host}
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port #{port}
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program fluentd
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hostname ${kubernetes_host}
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protocol #{protocol}
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packet_size 65535
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<buffer kubernetes_host>
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</buffer>
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<format>
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@type ltsv
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</format>
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</match>
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EOF
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end
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def general_configuration_content
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<<~EOF
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<match fluent.**>
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@type null
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</match>
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<source>
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@type http
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port 9880
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bind 0.0.0.0
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</source>
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<source>
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@type tail
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@id in_tail_container_logs
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path /var/log/containers/*#{Ingress::MODSECURITY_LOG_CONTAINER_NAME}*.log
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pos_file /var/log/fluentd-containers.log.pos
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tag kubernetes.*
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read_from_head true
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<parse>
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@type json
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time_format %Y-%m-%dT%H:%M:%S.%NZ
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</parse>
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</source>
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EOF
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end
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end
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end
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end
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