mirror of
https://gitee.com/rainbond/Rainbond.git
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275 lines
9.5 KiB
Go
275 lines
9.5 KiB
Go
package prometheus
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import (
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"io/ioutil"
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"os"
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"github.com/Sirupsen/logrus"
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"github.com/goodrain/rainbond/cmd/monitor/option"
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yaml "gopkg.in/yaml.v2"
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)
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//AlertingRulesConfig alerting rule config
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type AlertingRulesConfig struct {
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Groups []*AlertingNameConfig `yaml:"groups" json:"groups"`
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}
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//AlertingNameConfig alerting config
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type AlertingNameConfig struct {
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Name string `yaml:"name" json:"name"`
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Rules []*RulesConfig `yaml:"rules" json:"rules"`
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}
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//RulesConfig rule config
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type RulesConfig struct {
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Alert string `yaml:"alert" json:"alert"`
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Expr string `yaml:"expr" json:"expr"`
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For string `yaml:"for" json:"for"`
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Labels map[string]string `yaml:"labels" json:"labels"`
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Annotations map[string]string `yaml:"annotations" json:"annotations"`
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}
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//AlertingRulesManager alerting rule manage
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type AlertingRulesManager struct {
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RulesConfig *AlertingRulesConfig
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config *option.Config
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}
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//NewRulesManager new rule manager
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func NewRulesManager(config *option.Config) *AlertingRulesManager {
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a := &AlertingRulesManager{
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RulesConfig: &AlertingRulesConfig{
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Groups: []*AlertingNameConfig{
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&AlertingNameConfig{
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Name: "BuilderHealth",
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Rules: []*RulesConfig{
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&RulesConfig{
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Alert: "BuilderUnhealthy",
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Expr: "builder_exporter_health_status == 0",
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For: "3m",
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Labels: map[string]string{},
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Annotations: map[string]string{"summary": "builder unhealthy"},
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},
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&RulesConfig{
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Alert: "BuilderTaskError",
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Expr: "builder_exporter_builder_task_error > 30",
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For: "3m",
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Labels: map[string]string{},
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Annotations: map[string]string{"summary": "Builder execution task error number is greater than 30"},
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},
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},
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},
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&AlertingNameConfig{
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Name: "WorkerHealth",
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Rules: []*RulesConfig{
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&RulesConfig{
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Alert: "WorkerUnhealthy",
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Expr: "app_resource_exporter_health_status == 0",
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For: "3m",
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Labels: map[string]string{},
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Annotations: map[string]string{"summary": "worker unhealthy"},
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},
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&RulesConfig{
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Alert: "WorkerTaskError",
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Expr: "app_resource_exporter_worker_task_error > 50",
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For: "3m",
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Labels: map[string]string{},
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Annotations: map[string]string{"summary": "worker execution task error number is greater than 50"},
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},
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},
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},
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&AlertingNameConfig{
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Name: "MqHealth",
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Rules: []*RulesConfig{
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&RulesConfig{
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Alert: "MqUnhealthy",
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Expr: "acp_mq_exporter_health_status == 0",
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For: "3m",
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Labels: map[string]string{},
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Annotations: map[string]string{"summary": "mq unhealthy"},
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},
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&RulesConfig{
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Alert: "TeamTaskMany",
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Expr: "acp_mq_dequeue_number-acp_mq_enqueue_number > 200",
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For: "3m",
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Labels: map[string]string{},
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Annotations: map[string]string{"summary": "The number of tasks in the queue is greater than 200"},
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},
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},
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},
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&AlertingNameConfig{
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Name: "EventlogHealth",
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Rules: []*RulesConfig{
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&RulesConfig{
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Alert: "EventLogUnhealthy",
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Expr: "event_log_exporter_health_status == 0",
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For: "3m",
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Labels: map[string]string{},
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Annotations: map[string]string{"summary": "eventlog unhealthy"},
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},
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&RulesConfig{
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Alert: "EventLogDown",
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Expr: "event_log_exporter_instance_up == 0",
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For: "3m",
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Labels: map[string]string{},
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Annotations: map[string]string{"summary": "eventlog service down"},
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},
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},
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},
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&AlertingNameConfig{
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Name: "WebcliHealth",
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Rules: []*RulesConfig{
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&RulesConfig{
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Alert: "WebcliUnhealthy",
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Expr: "webcli_exporter_health_status == 0",
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For: "3m",
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Labels: map[string]string{},
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Annotations: map[string]string{"summary": "webcli unhealthy"},
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},
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&RulesConfig{
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Alert: "WebcliUnhealthy",
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Expr: "webcli_exporter_execute_command_failed > 100",
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For: "3m",
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Labels: map[string]string{},
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Annotations: map[string]string{"summary": "The number of errors that occurred while executing the command was greater than 100."},
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},
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},
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},
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&AlertingNameConfig{
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Name: "NodeHealth",
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Rules: []*RulesConfig{
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&RulesConfig{
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Alert: "high_cpu_usage_on_node",
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Expr: "sum by(instance) (rate(process_cpu_seconds_total[5m])) * 100 > 70",
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For: "5m",
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Labels: map[string]string{"service": "node_cpu"},
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Annotations: map[string]string{"description": "{{ $labels.instance }} is using a LOT of CPU. CPU usage is {{ humanize $value}}%.", "summary": "HIGH CPU USAGE WARNING ON '{{ $labels.instance }}'"},
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},
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&RulesConfig{
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Alert: "high_la_usage_on_node",
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Expr: "node_load5 > 5",
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For: "5m",
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Labels: map[string]string{"service": "node_load5"},
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Annotations: map[string]string{"description": "{{ $labels.instance }} has a high load average. Load Average 5m is {{ humanize $value}}.", "summary": "HIGH LOAD AVERAGE WARNING ON '{{ $labels.instance }}'"},
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},
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&RulesConfig{
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Alert: "node_running_out_of_disk_space",
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Expr: "(node_filesystem_size{mountpoint='/'} - node_filesystem_free{mountpoint='/'}) * 100 / node_filesystem_size{mountpoint='/'} > 80",
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For: "5m",
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Labels: map[string]string{"service": "node_running_out_of_disk_space"},
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Annotations: map[string]string{"description": "More than 80% of disk used. Disk usage {{ humanize $value }}%.", "summary": "LOW DISK SPACE WARING:NODE '{{ $labels.instance }}"},
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},
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&RulesConfig{
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Alert: "monitoring_service_down",
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Expr: "up == 0",
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For: "5m",
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Labels: map[string]string{"service": "service_down"},
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Annotations: map[string]string{"description": "The monitoring service '{{ $labels.job }}' is down.", "summary": "MONITORING SERVICE DOWN WARNING:NODE '{{ $labels.instance }}'"},
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},
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&RulesConfig{
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Alert: "high_memory_usage_on_node",
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Expr: "((node_memory_MemTotal - node_memory_MemAvailable) / node_memory_MemTotal) * 100 > 80",
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For: "5m",
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Labels: map[string]string{"service": "node_memory"},
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Annotations: map[string]string{"description": "{{ $labels.instance }} is using a LOT of MEMORY. MEMORY usage is over {{ humanize $value}}%.", "summary": "HIGH MEMORY USAGE WARNING TASK ON '{{ $labels.instance }}'"},
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},
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},
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},
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&AlertingNameConfig{
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Name: "ClusterHealth",
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Rules: []*RulesConfig{
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&RulesConfig{
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Alert: "cluster_unhealth",
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Expr: "rainbond_cluster_node_health != 0",
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For: "3m",
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Labels: map[string]string{"service": "cluster_health"},
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Annotations: map[string]string{"summary": "!!!Dangerous, the current cluster is in an unhealthy state."},
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},
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&RulesConfig{
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Alert: "monitoring_component_status_unhealth",
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Expr: "rainbond_cluster_component_health != 0",
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For: "3m",
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Labels: map[string]string{"service": "component_unhealth"},
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Annotations: map[string]string{"description": "The monitoring component '{{ $labels.component }}' is down.", "summary": "MONITORING COMPONENT UNHEALTHY WARNING:NODE '{{ $labels.node_ip }}'"},
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},
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&RulesConfig{
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Alert: "rainbond_cluster_collector_duration_seconds_timeout",
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Expr: "rainbond_cluster_collector_duration_seconds > 10",
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For: "3m",
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Labels: map[string]string{"service": "cluster_collector"},
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Annotations: map[string]string{"summary": "Cluster collector '{{ $labels.instance }}' more than 10s"},
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},
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},
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},
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},
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},
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config: config,
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}
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return a
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}
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//LoadAlertingRulesConfig load alerting rule config
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func (a *AlertingRulesManager) LoadAlertingRulesConfig() error {
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logrus.Info("Load AlertingRules config file.")
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content, err := ioutil.ReadFile(a.config.AlertingRulesFile)
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if err != nil {
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logrus.Error("Failed to read AlertingRules config file: ", err)
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logrus.Info("Init config file by default values.")
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return nil
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}
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if err := yaml.Unmarshal(content, a.RulesConfig); err != nil {
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logrus.Error("Unmarshal AlertingRulesConfig config string to object error.", err.Error())
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return err
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}
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logrus.Debugf("Loaded config file to memory: %+v", a)
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return nil
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}
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//SaveAlertingRulesConfig save alerting rule config
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func (a *AlertingRulesManager) SaveAlertingRulesConfig() error {
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logrus.Debug("Save alerting rules config file.")
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data, err := yaml.Marshal(a.RulesConfig)
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if err != nil {
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logrus.Error("Marshal alerting rules config to yaml error.", err.Error())
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return err
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}
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err = ioutil.WriteFile(a.config.AlertingRulesFile, data, 0644)
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if err != nil {
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logrus.Error("Write alerting rules config file error.", err.Error())
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return err
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}
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return nil
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}
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//AddRules add rule
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func (a *AlertingRulesManager) AddRules(val AlertingNameConfig) error {
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group := a.RulesConfig.Groups
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group = append(group, &val)
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return nil
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}
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//InitRulesConfig init rule config
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func (a *AlertingRulesManager) InitRulesConfig() {
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_, err := os.Stat(a.config.AlertingRulesFile) //os.Stat获取文件信息
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if err != nil {
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if os.IsExist(err) {
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return
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}
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a.SaveAlertingRulesConfig()
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return
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}
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return
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}
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