安装
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| wget -c https://ghproxy.com/https://github.com/prometheus/blackbox_exporter/releases/download/v0.25.0/blackbox_exporter-0.25.0.linux-amd64.tar.gz
tar -zxvf blackbox_exporter-0.25.0.linux-amd64.tar.gz
mkdir /opt/blackbox_exporter
cp blackbox_exporter-0.25.0.linux-amd64/blackbox_exporter /opt/blackbox_exporter/blackbox_exporter
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config
vim /opt/blackbox_exporter/config.yml
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| modules:
http_2xx:
prober: http
http:
method: GET
http_post_2xx:
prober: http
http:
method: POST
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service
vim /usr/lib/systemd/system/blackbox_exporter.service
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| [Unit]
Description=Blackbox Exporter
Documentation=https://github.com/prometheus/blackbox_exporter
Wants=network-online.target
After=network-online.target
[Service]
Type=simple
ExecStart=/opt/blackbox_exporter/blackbox_exporter \
--config.file=/opt/blackbox_exporter/config.yml \
--web.listen-address=:9116
Restart=always
[Install]
WantedBy=multi-user.target
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启动
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| systemctl daemon-reload
systemctl start blackbox_exporter
systemctl enable blackbox_exporter
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测试
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| curl -iv "http://127.0.0.1:9116/probe?module=http_2xx&target=baidu.com"
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Prometheus 配置
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| - job_name: 'blackbox'
metrics_path: /probe
params:
module: [http_2xx]
static_configs:
- targets:
- http://10.113.75.134:5000/v1/datasets/8a9302de-ded1-493c-8a12-e8acf3d80772/files?apikey=ka-admin123
relabel_configs:
- source_labels: [__address__]
target_label: __param_target
- source_labels: [__param_target]
regex: '(http|https)://([^/]+)/.*'
replacement: '${2}'
target_label: site
- source_labels: [__param_target]
target_label: instance
- target_label: __address__
replacement: 127.0.0.1:9116
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问题排查
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| journalctl -xe -u blackbox_exporter
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参考：
https://flashcat.cloud/docs/content/flashcat-partner/prometheus/exporter/commonly/blackbox-exporter/