+++ /dev/null
-job "${job_name}" {
- # The "region" parameter specifies the region in which to execute the job.
- # If omitted, this inherits the default region name of "global".
- # region = "global"
- #
- # The "datacenters" parameter specifies the list of datacenters which should
- # be considered when placing this task. This must be provided.
- datacenters = "${datacenters}"
-
- # The "type" parameter controls the type of job, which impacts the scheduler's
- # decision on placement. This configuration is optional and defaults to
- # "service". For a full list of job types and their differences, please see
- # the online documentation.
- #
- # For more information, please see the online documentation at:
- #
- # https://www.nomadproject.io/docs/jobspec/schedulers
- #
- type = "service"
-
- update {
- # The "max_parallel" parameter specifies the maximum number of updates to
- # perform in parallel. In this case, this specifies to update a single task
- # at a time.
- max_parallel = 1
-
- health_check = "checks"
-
- # The "min_healthy_time" parameter specifies the minimum time the allocation
- # must be in the healthy state before it is marked as healthy and unblocks
- # further allocations from being updated.
- min_healthy_time = "10s"
-
- # The "healthy_deadline" parameter specifies the deadline in which the
- # allocation must be marked as healthy after which the allocation is
- # automatically transitioned to unhealthy. Transitioning to unhealthy will
- # fail the deployment and potentially roll back the job if "auto_revert" is
- # set to true.
- healthy_deadline = "3m"
-
- # The "progress_deadline" parameter specifies the deadline in which an
- # allocation must be marked as healthy. The deadline begins when the first
- # allocation for the deployment is created and is reset whenever an allocation
- # as part of the deployment transitions to a healthy state. If no allocation
- # transitions to the healthy state before the progress deadline, the
- # deployment is marked as failed.
- progress_deadline = "10m"
-
-%{ if use_canary }
- # The "canary" parameter specifies that changes to the job that would result
- # in destructive updates should create the specified number of canaries
- # without stopping any previous allocations. Once the operator determines the
- # canaries are healthy, they can be promoted which unblocks a rolling update
- # of the remaining allocations at a rate of "max_parallel".
- #
- # Further, setting "canary" equal to the count of the task group allows
- # blue/green deployments. When the job is updated, a full set of the new
- # version is deployed and upon promotion the old version is stopped.
- canary = 1
-
- # Specifies if the job should auto-promote to the canary version when all
- # canaries become healthy during a deployment. Defaults to false which means
- # canaries must be manually updated with the nomad deployment promote
- # command.
- auto_promote = true
-
- # The "auto_revert" parameter specifies if the job should auto-revert to the
- # last stable job on deployment failure. A job is marked as stable if all the
- # allocations as part of its deployment were marked healthy.
- auto_revert = true
-%{ endif }
- }
-
- # The reschedule stanza specifies the group's rescheduling strategy. If
- # specified at the job level, the configuration will apply to all groups
- # within the job. If the reschedule stanza is present on both the job and the
- # group, they are merged with the group stanza taking the highest precedence
- # and then the job.
- reschedule {
- delay = "30s"
- delay_function = "constant"
- unlimited = true
- }
-
- # The "group" stanza defines a series of tasks that should be co-located on
- # the same Nomad client. Any task within a group will be placed on the same
- # client.
- #
- # For more information and examples on the "group" stanza, please see
- # the online documentation at:
- #
- # https://www.nomadproject.io/docs/job-specification/group
- #
- group "prod-group1-${service_name}" {
- # The "count" parameter specifies the number of the task groups that should
- # be running under this group. This value must be non-negative and defaults
- # to 1.
- count = ${group_count}
-
- # The restart stanza configures a tasks's behavior on task failure. Restarts
- # happen on the client that is running the task.
- #
- # https://www.nomadproject.io/docs/job-specification/restart
- #
- restart {
- interval = "30m"
- attempts = 40
- delay = "15s"
- mode = "delay"
- }
-
- # The volume stanza allows the group to specify that it requires a given
- # volume from the cluster.
- #
- # For more information and examples on the "volume" stanza, please see
- # the online documentation at:
- #
- # https://www.nomadproject.io/docs/job-specification/volume
- #
- %{ if use_host_volume }
- volume "prod-volume1-${service_name}" {
- type = "host"
- read_only = false
- source = "${host_volume}"
- }
- %{ endif }
-
- # The constraint allows restricting the set of eligible nodes. Constraints
- # may filter on attributes or client metadata.
- #
- # For more information and examples on the "volume" stanza, please see
- # the online documentation at:
- #
- # https://www.nomadproject.io/docs/job-specification/constraint
- #
- constraint {
- attribute = "$${attr.cpu.arch}"
- operator = "!="
- value = "arm64"
- }
-
- constraint {
- attribute = "$${node.class}"
- value = "builder"
- }
-
- # The "task" stanza creates an individual unit of work, such as a Docker
- # container, web application, or batch processing.
- #
- # For more information and examples on the "task" stanza, please see
- # the online documentation at:
- #
- # https://www.nomadproject.io/docs/job-specification/task
- #
- task "prod-task1-${service_name}" {
- # The "driver" parameter specifies the task driver that should be used to
- # run the task.
- driver = "exec"
-
- %{ if use_host_volume }
- volume_mount {
- volume = "prod-volume1-${service_name}"
- destination = "${data_dir}"
- read_only = false
- }
- %{ endif }
-
- %{ if use_vault_provider }
- vault {
- policies = "${vault_kv_policy_name}"
- }
- %{ endif }
-
- # The "config" stanza specifies the driver configuration, which is passed
- # directly to the driver to start the task. The details of configurations
- # are specific to each driver, so please see specific driver
- # documentation for more information.
- config {
- command = "local/prometheus-${version}.linux-amd64/prometheus"
- args = [
- "--config.file=secrets/prometheus.yml",
- "--storage.tsdb.path=${data_dir}prometheus/",
- "--storage.tsdb.retention.time=7d"
- ]
- }
-
- # The artifact stanza instructs Nomad to fetch and unpack a remote resource,
- # such as a file, tarball, or binary. Nomad downloads artifacts using the
- # popular go-getter library, which permits downloading artifacts from a
- # variety of locations using a URL as the input source.
- #
- # For more information and examples on the "artifact" stanza, please see
- # the online documentation at:
- #
- # https://www.nomadproject.io/docs/job-specification/artifact
- #
- artifact {
- source = "${url}"
- }
-
- # The "template" stanza instructs Nomad to manage a template, such as
- # a configuration file or script. This template can optionally pull data
- # from Consul or Vault to populate runtime configuration data.
- #
- # For more information and examples on the "template" stanza, please see
- # the online documentation at:
- #
- # https://www.nomadproject.io/docs/job-specification/template
- #
- template {
- change_mode = "noop"
- change_signal = "SIGINT"
- destination = "secrets/alerts.yml"
- left_delimiter = "{{{"
- right_delimiter = "}}}"
- data = <<EOH
----
-groups:
-- name: "Jenkins Job Health Exporter"
- rules:
- - alert: JenkinsJobHealthExporterFailures
- expr: jenkins_job_failure{id=~".*"} > jenkins_job_success{id=~".*"}
- for: 0m
- labels:
- severity: critical
- annotations:
- summary: "Jenkins Job Health detected high failure rate on jenkins jobs."
- description: "Job: {{ $labels.id }}"
- - alert: JenkinsJobHealthExporterUnstable
- expr: jenkins_job_unstable{id=~".*"} > jenkins_job_success{id=~".*"}
- for: 0m
- labels:
- severity: warning
- annotations:
- summary: "Jenkins Job Health detected high unstable rate on jenkins jobs."
- description: "Job: {{ $labels.id }}"
-- name: "Consul"
- rules:
- - alert: ConsulServiceHealthcheckFailed
- expr: consul_catalog_service_node_healthy == 0
- for: 0m
- labels:
- severity: critical
- annotations:
- summary: "Consul service healthcheck failed (instance {{ $labels.instance }})."
- description: "Service: `{{ $labels.service_name }}` Healthcheck: `{{ $labels.service_id }}`."
- - alert: ConsulMissingMasterNode
- expr: consul_raft_peers < 3
- for: 0m
- labels:
- severity: critical
- annotations:
- summary: "Consul missing master node (instance {{ $labels.instance }})."
- description: "Numbers of consul raft peers should be 3, in order to preserve quorum."
- - alert: ConsulAgentUnhealthy
- expr: consul_health_node_status{status="critical"} == 1
- for: 0m
- labels:
- severity: critical
- annotations:
- summary: "Consul agent unhealthy (instance {{ $labels.instance }})."
- description: "A Consul agent is down."
-- name: "Hosts"
- rules:
- - alert: NodeDown
- expr: up == 0
- for: 0m
- labels:
- severity: critical
- annotations:
- summary: "Prometheus target missing (instance {{ $labels.instance }})."
- description: "A Prometheus target has disappeared. An exporter might be crashed."
- - alert: HostOutOfMemory
- expr: node_memory_MemAvailable_bytes / node_memory_MemTotal_bytes * 100 < 10
- for: 2m
- labels:
- severity: warning
- annotations:
- summary: "Host out of memory (instance {{ $labels.instance }})."
- description: "Node memory is filling up (< 10% left)."
- - alert: HostOomKillDetected
- expr: increase(node_vmstat_oom_kill[1m]) > 0
- for: 0m
- labels:
- severity: warning
- annotations:
- summary: "Host OOM kill detected (instance {{ $labels.instance }})."
- description: "OOM kill detected."
- - alert: HostMemoryUnderMemoryPressure
- expr: rate(node_vmstat_pgmajfault[1m]) > 1000
- for: 2m
- labels:
- severity: warning
- annotations:
- summary: "Host memory under memory pressure (instance {{ $labels.instance }})."
- description: "The node is under heavy memory pressure. High rate of major page faults."
- - alert: HostOutOfDiskSpace
- expr: (node_filesystem_avail_bytes * 100) / node_filesystem_size_bytes < 10 and ON (instance, device, mountpoint) node_filesystem_readonly == 0
- for: 2m
- labels:
- severity: warning
- annotations:
- summary: "Host out of disk space (instance {{ $labels.instance }})."
- description: "Disk is almost full (< 10% left)."
- - alert: HostRaidDiskFailure
- expr: node_md_disks{state="failed"} > 0
- for: 2m
- labels:
- severity: warning
- annotations:
- summary: "Host RAID disk failure (instance {{ $labels.instance }})."
- description: "At least one device in RAID array on {{ $labels.instance }} failed. Array {{ $labels.md_device }} needs attention and possibly a disk swap."
- - alert: HostConntrackLimit
- expr: node_nf_conntrack_entries / node_nf_conntrack_entries_limit > 0.8
- for: 5m
- labels:
- severity: warning
- annotations:
- summary: "Host conntrack limit (instance {{ $labels.instance }})."
- description: "The number of conntrack is approching limit."
- - alert: HostNetworkInterfaceSaturated
- expr: (rate(node_network_receive_bytes_total{device!~"^tap.*"}[1m]) + rate(node_network_transmit_bytes_total{device!~"^tap.*"}[1m])) / node_network_speed_bytes{device!~"^tap.*"} > 0.8
- for: 1m
- labels:
- severity: warning
- annotations:
- summary: "Host Network Interface Saturated (instance {{ $labels.instance }})."
- description: "The network interface {{ $labels.interface }} on {{ $labels.instance }} is getting overloaded."
- - alert: HostSystemdServiceCrashed
- expr: node_systemd_unit_state{state="failed"} == 1
- for: 0m
- labels:
- severity: warning
- annotations:
- summary: "Host SystemD service crashed (instance {{ $labels.instance }})."
- description: "SystemD service crashed."
- - alert: HostEdacCorrectableErrorsDetected
- expr: increase(node_edac_correctable_errors_total[1m]) > 0
- for: 0m
- labels:
- severity: info
- annotations:
- summary: "Host EDAC Correctable Errors detected (instance {{ $labels.instance }})."
- description: '{{ $labels.instance }} has had {{ printf "%.0f" $value }} correctable memory errors reported by EDAC in the last 5 minutes.'
- - alert: HostEdacUncorrectableErrorsDetected
- expr: node_edac_uncorrectable_errors_total > 0
- for: 0m
- labels:
- severity: warning
- annotations:
- summary: "Host EDAC Uncorrectable Errors detected (instance {{ $labels.instance }})."
- description: '{{ $labels.instance }} has had {{ printf "%.0f" $value }} uncorrectable memory errors reported by EDAC in the last 5 minutes.'
-- name: "Min.io"
- rules:
- - alert: MinioDiskOffline
- expr: minio_offline_disks > 0
- for: 0m
- labels:
- severity: critical
- annotations:
- summary: "Minio disk offline (instance {{ $labels.instance }})"
- description: "Minio disk is offline."
- - alert: MinioStorageSpaceExhausted
- expr: minio_disk_storage_free_bytes / 1024 / 1024 / 1024 < 10
- for: 2m
- labels:
- severity: warning
- annotations:
- summary: "Minio storage space exhausted (instance {{ $labels.instance }})."
- description: "Minio storage space is low (< 10 GB)."
-- name: "Prometheus"
- rules:
- - alert: PrometheusConfigurationReloadFailure
- expr: prometheus_config_last_reload_successful != 1
- for: 0m
- labels:
- severity: warning
- annotations:
- summary: "Prometheus configuration reload failure (instance {{ $labels.instance }})."
- description: "Prometheus configuration reload error."
- - alert: PrometheusTooManyRestarts
- expr: changes(process_start_time_seconds{job=~"prometheus|pushgateway|alertmanager"}[15m]) > 2
- for: 0m
- labels:
- severity: warning
- annotations:
- summary: "Prometheus too many restarts (instance {{ $labels.instance }})."
- description: "Prometheus has restarted more than twice in the last 15 minutes. It might be crashlooping."
- - alert: PrometheusAlertmanagerConfigurationReloadFailure
- expr: alertmanager_config_last_reload_successful != 1
- for: 0m
- labels:
- severity: warning
- annotations:
- summary: "Prometheus AlertManager configuration reload failure (instance {{ $labels.instance }})."
- description: "AlertManager configuration reload error."
- - alert: PrometheusRuleEvaluationFailures
- expr: increase(prometheus_rule_evaluation_failures_total[3m]) > 0
- for: 0m
- labels:
- severity: critical
- annotations:
- summary: "Prometheus rule evaluation failures (instance {{ $labels.instance }})."
- description: "Prometheus encountered {{ $value }} rule evaluation failures, leading to potentially ignored alerts."
- - alert: PrometheusTargetScrapingSlow
- expr: prometheus_target_interval_length_seconds{quantile="0.9"} > 60
- for: 5m
- labels:
- severity: warning
- annotations:
- summary: "Prometheus target scraping slow (instance {{ $labels.instance }})."
- description: "Prometheus is scraping exporters slowly."
- - alert: PrometheusTsdbCompactionsFailed
- expr: increase(prometheus_tsdb_compactions_failed_total[1m]) > 0
- for: 0m
- labels:
- severity: critical
- annotations:
- summary: "Prometheus TSDB compactions failed (instance {{ $labels.instance }})."
- description: "Prometheus encountered {{ $value }} TSDB compactions failures."
- - alert: PrometheusTsdbHeadTruncationsFailed
- expr: increase(prometheus_tsdb_head_truncations_failed_total[1m]) > 0
- for: 0m
- labels:
- severity: critical
- annotations:
- summary: "Prometheus TSDB head truncations failed (instance {{ $labels.instance }})."
- description: "Prometheus encountered {{ $value }} TSDB head truncation failures."
- - alert: PrometheusTsdbWalCorruptions
- expr: increase(prometheus_tsdb_wal_corruptions_total[1m]) > 0
- for: 0m
- labels:
- severity: critical
- annotations:
- summary: "Prometheus TSDB WAL corruptions (instance {{ $labels.instance }})."
- description: "Prometheus encountered {{ $value }} TSDB WAL corruptions."
- - alert: PrometheusTsdbWalTruncationsFailed
- expr: increase(prometheus_tsdb_wal_truncations_failed_total[1m]) > 0
- for: 0m
- labels:
- severity: critical
- annotations:
- summary: "Prometheus TSDB WAL truncations failed (instance {{ $labels.instance }})."
- description: "Prometheus encountered {{ $value }} TSDB WAL truncation failures."
-EOH
- }
-
- template {
- change_mode = "noop"
- change_signal = "SIGINT"
- destination = "secrets/prometheus.yml"
- data = <<EOH
----
-global:
- scrape_interval: 5s
- scrape_timeout: 5s
- evaluation_interval: 5s
-
-alerting:
- alertmanagers:
- - consul_sd_configs:
- - server: '{{ env "NOMAD_IP_prometheus" }}:8500'
- services: [ 'alertmanager' ]
-
-rule_files:
- - 'alerts.yml'
-
-scrape_configs:
-
- - job_name: 'Nomad Cluster'
- consul_sd_configs:
- - server: '{{ env "NOMAD_IP_prometheus" }}:8500'
- services: [ 'nomad-client', 'nomad' ]
- relabel_configs:
- - source_labels: [__meta_consul_tags]
- regex: '(.*)http(.*)'
- action: keep
- metrics_path: /v1/metrics
- params:
- format: [ 'prometheus' ]
-
- - job_name: 'Consul Cluster'
- static_configs:
- - targets: [ '10.30.51.22:8500' ]
- - targets: [ '10.30.51.24:8500' ]
- - targets: [ '10.30.51.25:8500' ]
- - targets: [ '10.30.51.26:8500' ]
- - targets: [ '10.30.51.28:8500' ]
- - targets: [ '10.30.51.29:8500' ]
- - targets: [ '10.30.51.30:8500' ]
- - targets: [ '10.30.51.39:8500' ]
- - targets: [ '10.30.51.40:8500' ]
- - targets: [ '10.30.51.50:8500' ]
- - targets: [ '10.30.51.51:8500' ]
- - targets: [ '10.30.51.65:8500' ]
- - targets: [ '10.30.51.66:8500' ]
- - targets: [ '10.30.51.67:8500' ]
- - targets: [ '10.30.51.68:8500' ]
- - targets: [ '10.30.51.70:8500' ]
- - targets: [ '10.30.51.71:8500' ]
- - targets: [ '10.32.8.14:8500' ]
- - targets: [ '10.32.8.15:8500' ]
- - targets: [ '10.32.8.16:8500' ]
- - targets: [ '10.32.8.17:8500' ]
- metrics_path: /v1/agent/metrics
- params:
- format: [ 'prometheus' ]
-
- - job_name: 'Blackbox Exporter (icmp)'
- static_configs:
- - targets: [ 'gerrit.fd.io' ]
- - targets: [ 'jenkins.fd.io' ]
- - targets: [ '10.32.8.17' ]
- params:
- module: [ 'icmp_v4' ]
- relabel_configs:
- - source_labels: [__address__]
- target_label: __param_target
- - source_labels: [__param_target]
- target_label: instance
- - target_label: __address__
- replacement: localhost:9115
- metrics_path: /probe
-
- - job_name: 'Blackbox Exporter (http)'
- static_configs:
- - targets: [ 'gerrit.fd.io' ]
- - targets: [ 'jenkins.fd.io' ]
- params:
- module: [ 'http_2xx' ]
- relabel_configs:
- - source_labels: [__address__]
- target_label: __param_target
- - source_labels: [__param_target]
- target_label: instance
- - target_label: __address__
- replacement: localhost:9115
- metrics_path: /probe
-
- - job_name: 'Jenkins Job Health Exporter'
- static_configs:
- - targets: [ '10.30.51.22:9186' ]
- metric_relabel_configs:
- - source_labels: [ __name__ ]
- regex: '^(vpp.*|csit.*)_(success|failure|total|unstable|reqtime_ms)$'
- action: replace
- replacement: '$1'
- target_label: id
- - source_labels: [ __name__ ]
- regex: '^(vpp.*|csit.*)_(success|failure|total|unstable|reqtime_ms)$'
- replacement: 'jenkins_job_$2'
- target_label: __name__
-
- - job_name: 'Node Exporter'
- static_configs:
- - targets: [ '10.30.51.22:9100' ]
- - targets: [ '10.30.51.24:9100' ]
- - targets: [ '10.30.51.25:9100' ]
- - targets: [ '10.30.51.26:9100' ]
- - targets: [ '10.30.51.28:9100' ]
- - targets: [ '10.30.51.29:9100' ]
- - targets: [ '10.30.51.30:9100' ]
- - targets: [ '10.30.51.39:9100' ]
- - targets: [ '10.30.51.40:9100' ]
- - targets: [ '10.30.51.50:9100' ]
- - targets: [ '10.30.51.51:9100' ]
- - targets: [ '10.30.51.65:9100' ]
- - targets: [ '10.30.51.66:9100' ]
- - targets: [ '10.30.51.67:9100' ]
- - targets: [ '10.30.51.68:9100' ]
- - targets: [ '10.30.51.70:9100' ]
- - targets: [ '10.30.51.71:9100' ]
- - targets: [ '10.32.8.14:9100' ]
- - targets: [ '10.32.8.15:9100' ]
- - targets: [ '10.32.8.16:9100' ]
- - targets: [ '10.32.8.17:9100' ]
-
- - job_name: 'Alertmanager'
- consul_sd_configs:
- - server: '{{ env "NOMAD_IP_prometheus" }}:8500'
- services: [ 'alertmanager' ]
-
- - job_name: 'Grafana'
- consul_sd_configs:
- - server: '{{ env "NOMAD_IP_prometheus" }}:8500'
- services: [ 'grafana' ]
-
- - job_name: 'Prometheus'
- consul_sd_configs:
- - server: '{{ env "NOMAD_IP_prometheus" }}:8500'
- services: [ 'prometheus' ]
-
- - job_name: 'Minio'
- bearer_token: eyJhbGciOiJIUzUxMiIsInR5cCI6IkpXVCJ9.eyJleHAiOjQ3NjQ1ODEzMzcsImlzcyI6InByb21ldGhldXMiLCJzdWIiOiJtaW5pbyJ9.oeTw3EIaiFmlDikrHXWiWXMH2vxLfDLkfjEC7G2N3M_keH_xyA_l2ofLLNYtopa_3GCEZnxLQdPuFZrmgpkDWg
- consul_sd_configs:
- - server: '{{ env "NOMAD_IP_prometheus" }}:8500'
- services: [ 'storage' ]
- metrics_path: /minio/prometheus/metrics
-
- - job_name: 'Minio Proxy'
- bearer_token: eyJhbGciOiJIUzUxMiIsInR5cCI6IkpXVCJ9.eyJleHAiOjQ3OTAwNjE1NDIsImlzcyI6InByb21ldGhldXMiLCJzdWIiOiJBS0lBUTJBSDdZUFBXVDZDV1hYSSJ9.CU9x9j-yO0_Uta5iep6yqNiGQPolrr2608E3lpU6Yg21rIv_eOwS5zqzXaSvrhzkJP9H5kO1Pj6kqjYhbqjN_w
- consul_sd_configs:
- - server: '{{ env "NOMAD_IP_prometheus" }}:8500'
- services: [ 'minio' ]
- metrics_path: /minio/v2/metrics/cluster
-EOH
- }
-
- # The service stanza instructs Nomad to register a service with Consul.
- #
- # For more information and examples on the "task" stanza, please see
- # the online documentation at:
- #
- # https://www.nomadproject.io/docs/job-specification/service
- #
- service {
- name = "${service_name}"
- port = "${service_name}"
- tags = [ "${service_name}$${NOMAD_ALLOC_INDEX}" ]
- check {
- name = "Prometheus Check Live"
- type = "http"
- path = "/-/healthy"
- interval = "10s"
- timeout = "2s"
- }
- }
-
- # The "resources" stanza describes the requirements a task needs to
- # execute. Resource requirements include memory, network, cpu, and more.
- # This ensures the task will execute on a machine that contains enough
- # resource capacity.
- #
- # For more information and examples on the "resources" stanza, please see
- # the online documentation at:
- #
- # https://www.nomadproject.io/docs/job-specification/resources
- #
- resources {
- cpu = ${cpu}
- memory = ${mem}
- # The network stanza specifies the networking requirements for the task
- # group, including the network mode and port allocations. When scheduling
- # jobs in Nomad they are provisioned across your fleet of machines along
- # with other jobs and services. Because you don't know in advance what host
- # your job will be provisioned on, Nomad will provide your tasks with
- # network configuration when they start up.
- #
- # For more information and examples on the "template" stanza, please see
- # the online documentation at:
- #
- # https://www.nomadproject.io/docs/job-specification/network
- #
- network {
- port "${service_name}" {
- static = ${port}
- }
- }
- }
- }
- }
-}
\ No newline at end of file
Code Review / csit.git / commitdiff