99 lines
3.8 KiB
ObjectPascal
99 lines
3.8 KiB
ObjectPascal
# prometheus_cd::params.pp
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# Module name: prometheus_cd
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# Author: Arne Teuke (arne_teuke@confdroid.com)
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# @summary Class holds all parameters for the prometheus_cd module.
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# @param [String] reqpackage_prom the prometheus package
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# @param [String] reqpackage_ne the node_exporter package
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# @param [String] pkg_ensure which version of the package to install
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# @param [boolean] manage_prometheus whether to manage prometheus
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# @param [boolean] manage_node_exporter whether to manage node exporter
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# @param [boolean] ps_manage_fw whether to manage the firewall
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# @param [String] ps_prom_host the fqdn of the prometheus server
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# @param [String] ps_fw_prefix the firewall rule prefix
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# @param [String] ps_main_port the firewall main port for prometheus
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# @param [String] ps_auth_user the username for authentication
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# @param [String] ps_auth_pass the password for authentication
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# @param [String] ps_web_pass the password for web authentication
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# @param [String] ps_retention_time tsdb retention time
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# @param [String] ps_retention_size tsdb retention size
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# @param [String] ps_wal_seg_size WAL segment size
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# @param [String] ps_min_block_dur tsdb minimum block duration
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# @param [String] ps_max_block_dur tsdb maximum block duration
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# @param [String] ps_max_mem hard memory ceiling
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# @param [String] ps_high_mem soft limit to make kernel reclaim earlier
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# @param [String] ps_swap_mem allow swap, but limit it
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# @param [String] ps_oom_score OOM killer choosing prometheus
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# @param [String] ps_max_procs reduce parallel WAL replay workers
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# @param [Boolean] ps_write_external whether to allow remote postgres
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# @param [String] ps_auth_ext_user user for writing to extern instance
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# @param [String] ps_auth_ext_pass password for writing to extern instance
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# @param [String] ps_external_url the full url for the remote write point
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##############################################################################
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class prometheus_cd::params (
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# installation
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String $reqpackage_prom = 'prometheus2',
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String $reqpackage_ne = 'node_exporter',
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String $pkg_ensure = 'present',
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# config logic
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Boolean $manage_prometheus = false,
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Boolean $manage_node_exporter = false,
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Boolean $ps_manage_fw = false,
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String $ps_prom_host = 'prometheus.example.net',
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# firewall
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String $ps_fw_prefix = '50',
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String $ps_main_port = '9090',
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# auth prometheus
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String $ps_auth_user = 'changeme',
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String $ps_auth_pass = 'changeme',
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String $ps_web_pass = 'changeme',
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# auth remote
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String $ps_auth_ext_user = 'changeme',
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String $ps_auth_ext_pass = 'changeme',
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# storage
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String $ps_retention_time = '15d',
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String $ps_retention_size = '20GB',
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String $ps_wal_seg_size = '50MB',
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String $ps_min_block_dur = '2h',
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String $ps_max_block_dur = '2h',
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# service
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String $ps_max_mem = '6G',
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String $ps_high_mem = '5G',
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String $ps_swap_mem = '4G',
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String $ps_oom_score = '500',
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String $ps_max_procs = '1',
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# remote write external
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Boolean $ps_write_external = false,
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String $ps_external_url = 'http://change.local',
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) {
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# defaults
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$fqdn = $facts['networking']['fqdn']
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$domain = $facts['networking']['domain']
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$os_name = $facts['os']['name']
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$os_release = $facts['os']['release']['major']
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# dirs
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$ps_main_dir = '/etc/prometheus'
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$ps_system_file_dir = '/etc/systemd/system/prometheus.service.d'
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# files
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$ps_main_file = "${ps_main_dir}/prometheus.yml"
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$ps_web_config_file = "${ps_main_dir}/web.yml"
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$ps_system_service_file = "${ps_system_file_dir}/override.conf"
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# services
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$ps_prom_service = 'prometheus'
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$ps_ne_service = 'node_exporter'
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# includes must be last
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include prometheus_cd::main::config
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}
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