collect-metrics

Code

Description

1. 统计各用户Session会话数
2. 统计各用户启动的进程数
3. 统计各TCP连接状态
4. 统计URL访问次数

Prometheus Metrics

Gauge Metrics Name

session_group
example:

# HELP session_group get tty order by user
# TYPE session_group gauge
session_group{user="root"} 2
session_group{user="wtc"} 0

process_group
example:

# HELP process_group get process order by user
# TYPE process_group gauge
process_group{user="chrony"} 1
process_group{user="dbus"} 1
process_group{user="polkitd"} 1
process_group{user="root"} 397
process_group{user="wtc"} 0
process_group{user="zabbix"} 13

netstat_group
example:

# HELP netstat_group get netstat order by state
# TYPE netstat_group gauge
netstat_group{state="ESTABLISHED"} 22
netstat_group{state="LISTEN"} 8
netstat_group{state="TIME_WAIT"} 1

Counter Metrics Name

requests_url_total
example:

# HELP requests_url_total get requests order by url
# TYPE requests_url_total counter
requests_url_total{url="/metrics"} 11
requests_url_total{url="/metrics/"} 1
requests_url_total{url="/metrics/12323"} 4
requests_url_total{url="/metrics/asdasscxcvcxv"} 1

Histogram Metrics Name

requests_delay_with_histogram_bucket [Just Demo]

# HELP requests_delay_with_histogram Total number of HTTP requests delay with histogram
# TYPE requests_delay_with_histogram histogram
requests_delay_with_histogram_bucket{code="200",le="10"} 1
requests_delay_with_histogram_bucket{code="200",le="20"} 1
requests_delay_with_histogram_bucket{code="200",le="30"} 2
requests_delay_with_histogram_bucket{code="200",le="40"} 4
requests_delay_with_histogram_bucket{code="200",le="50"} 5
requests_delay_with_histogram_bucket{code="200",le="+Inf"} 11
requests_delay_with_histogram_sum{code="200"} 582
requests_delay_with_histogram_count{code="200"} 11

Summary Metrics Name

requests_delay_with_summary [Just Demo]

# HELP requests_delay_with_summary Total number of HTTP requests delay with summary
# TYPE requests_delay_with_summary summary
requests_delay_with_summary{code="200",quantile="0.1"} 7
requests_delay_with_summary{code="200",quantile="0.2"} 11
requests_delay_with_summary{code="200",quantile="0.3"} 13
requests_delay_with_summary{code="200",quantile="0.4"} 21
requests_delay_with_summary{code="200",quantile="0.5"} 24
requests_delay_with_summary_sum{code="200"} 470
requests_delay_with_summary_count{code="200"} 11

Configuration

Path

deploy/xconf/collect-metrics.yml

log config

server:
  logrus_config:
    log_level: debug    # 日志级别，支持 debug | info | warning | error | fatal | panic , 默认: debug
    report_caller: true # 回调记录，支持 true | false , 默认: true
    stdout: true        # 日志控制台标准输出，支持 true | false , 默认: true
    lumberjack_logger:  # 当 stdout 为 false 时配置生效。日志落地文件
      filename: xxx.log # 日志路径，default: ./logs/collect-metrics.log
      max_size: 1       # 日志大小，default: 100MB
      max_backups: 1    # 日志备份个数，default: 5
      max_age: 1        # 历史日志保留时长(days)，default: 7
      compress: true    # 是否压缩，支持 true | false , default: true

Development building

OS Platform

NAME="CentOS Linux"
VERSION="7 (Core)"
ID="centos"
ID_LIKE="rhel fedora"
VERSION_ID="7"
PRETTY_NAME="CentOS Linux 7 (Core)"
ANSI_COLOR="0;31"
CPE_NAME="cpe:/o:centos:centos:7"
HOME_URL="https://www.centos.org/"
BUG_REPORT_URL="https://bugs.centos.org/"

CENTOS_MANTISBT_PROJECT="CentOS-7"
CENTOS_MANTISBT_PROJECT_VERSION="7"
REDHAT_SUPPORT_PRODUCT="centos"
REDHAT_SUPPORT_PRODUCT_VERSION="7"

Kernel

Linux k8s-master-1 3.10.0-1160.el7.x86_64 #1 SMP Mon Oct 19 16:18:59 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux

Go Version

go version go1.20 linux/amd64

Installation and Usage

Build

go build

Help

[root@k8s-master-1:collect-metrics-with-go_130]# ./collect-metrics --help
Usage of /tmp/go-build983345345/b001/exe/main:
  -config string
        配置文件 (default "./deploy/xconf/collect-metrics.yml")
  -version
        版本信息

Running

./collect-metrics -config /path/to/config.yml

Request

http://localhost:9099/metrics

自定义Metrics