{"id":711,"date":"2022-11-28T15:01:39","date_gmt":"2022-11-28T07:01:39","guid":{"rendered":"https:\/\/ext4.cn\/?p=711"},"modified":"2023-02-10T14:07:18","modified_gmt":"2023-02-10T06:07:18","slug":"blackbox","status":"publish","type":"post","link":"https:\/\/ext4.cn\/?p=711","title":{"rendered":"blackbox\u9ed1\u76d2\u63a2\u6d4b"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u4ecb\u7ecd<\/h2>\n\n\n\n<ul>\n<li>\u9ed1\u76d2\u63a2\u6d4b\uff1a\u4e3b\u8981\u5173\u6ce8\u7684\u73b0\u8c61\uff0c\u4e00\u822c\u90fd\u662f\u6b63\u5728\u53d1\u751f\u7684\u4e1c\u897f\uff0c\u4f8b\u5982\u51fa\u73b0\u4e00\u4e2a\u544a\u8b66\uff0c\u4e1a\u52a1\u63a5\u53e3\u4e0d\u6b63\u5e38\uff0c\u90a3\u4e48\u8fd9\u79cd\u76d1\u63a7\u5c31\u662f\u7ad9\u5728\u7528\u6237\u7684\u89d2\u5ea6\u80fd\u770b\u5230\u7684\u76d1\u63a7\uff0c\u91cd\u70b9\u5728\u4e8e\u80fd\u5bf9\u6b63\u5728\u53d1\u751f\u7684\u6545\u969c\u8fdb\u884c\u544a\u8b66<\/li>\n<\/ul>\n\n\n\n<ul>\n<li>\u767d\u76d2\u63a2\u6d4b\uff1a\u4e3b\u8981\u5173\u6ce8\u7684\u662f\u539f\u56e0\uff0c\u4e5f\u5c31\u662f\u7cfb\u7edf\u5185\u90e8\u66b4\u9732\u7684\u4e00\u4e9b\u6307\u6807\uff0c\u4f8b\u5982 redis \u7684 info \u4e2d\u663e\u793a redis slave down\uff0c\u8fd9\u4e2a\u5c31\u662f redis info \u663e\u793a\u7684\u4e00\u4e2a\u5185\u90e8\u7684\u6307\u6807\uff0c\u91cd\u70b9\u5728\u4e8e\u539f\u56e0\uff0c\u53ef\u80fd\u662f\u5728\u9ed1\u76d2\u76d1\u63a7\u4e2d\u770b\u5230 redis down\uff0c\u800c\u67e5\u770b\u5185\u90e8\u4fe1\u606f\u7684\u65f6\u5019\uff0c\u663e\u793a redis port is refused connection<\/li>\n<\/ul>\n\n\n\n<ul>\n<li><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Blackbox Exporter<\/h2>\n\n\n\n<ul>\n<li>Blackbox Exporter \u662f Prometheus \u793e\u533a\u63d0\u4f9b\u7684\u5b98\u65b9\u9ed1\u76d2\u76d1\u63a7\u89e3\u51b3\u65b9\u6848\uff0c\u5176\u5141\u8bb8\u7528\u6237\u901a\u8fc7\uff1aHTTP\u3001HTTPS\u3001DNS\u3001TCP \u4ee5\u53ca ICMP \u7684\u65b9\u5f0f\u5bf9\u7f51\u7edc\u8fdb\u884c\u63a2\u6d4b<\/li>\n<\/ul>\n\n\n\n<p>1\u3001HTTP \u6d4b\u8bd5<\/p>\n\n\n\n<ul>\n<li>\u5b9a\u4e49 Request Header \u4fe1\u606f<\/li>\n<\/ul>\n\n\n\n<ul>\n<li>\u5224\u65ad Http status \/ Http Respones Header \/ Http Body \u5185\u5bb9<\/li>\n<\/ul>\n\n\n\n<p>2\u3001TCP \u6d4b\u8bd5<\/p>\n\n\n\n<ul>\n<li>\u4e1a\u52a1\u7ec4\u4ef6\u7aef\u53e3\u72b6\u6001\u76d1\u542c<\/li>\n\n\n\n<li>\u5e94\u7528\u5c42\u534f\u8bae\u5b9a\u4e49\u4e0e\u76d1\u542c<\/li>\n<\/ul>\n\n\n\n<p>3\u3001ICMP \u6d4b\u8bd5<\/p>\n\n\n\n<ul>\n<li>\u4e3b\u673a\u63a2\u6d3b\u673a\u5236<\/li>\n<\/ul>\n\n\n\n<p>4\u3001POST \u6d4b\u8bd5<\/p>\n\n\n\n<ul>\n<li>\u63a5\u53e3\u8054\u901a\u6027<\/li>\n<\/ul>\n\n\n\n<p>5\u3001SSL \u8bc1\u4e66\u8fc7\u671f\u65f6\u95f4<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b89\u88c5<\/h2>\n\n\n\n<p>1\u3001\u90e8\u7f72yaml<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>version: '3'\nservices:\n  blackbox:\n    image: prom\/blackbox-exporter:latest\n    container_name: blackbox\n    restart: always\n    user: root\n    ports:\n      - 9115:9115\n    volumes:\n      - \/mydata\/blackbox\/conf:\/config\n      - \/etc\/localtime:\/etc\/localtime\n    environment:\n      - 'TZ=\"Asia\/Shanghai\"'\n    command:\n      - '--config.file=\/config\/blackbox.yml'\n      - '--log.level=debug' #\u5f00\u542fdebug\u65e5\u5fd7\u8c03\u8bd5\nnetworks:\n  default:\n    external:\n      name: prom_net<\/code><\/pre>\n\n\n\n<p>2\u3001\u914d\u7f6e\u6587\u4ef6<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>modules:\n  http_2xx:   #\u8fd9\u4e2a\u540d\u5b57\u662f\u968f\u4fbf\u5199\u7684\uff0c\u4f46\u662f\u9700\u8981\u5728 prometheus.yml \u914d\u7f6e\u6587\u4ef6\u4e2d\u5bf9\u5e94\u8d77\u6765\n    prober: http  #\u8fdb\u884c\u63a2\u6d4b\u7684\u534f\u8bae\uff0c\u53ef\u4ee5\u662f http\u3001tcp\u3001dns\u3001icmp\uff0c\u6240\u6709\u7684\u63a2\u9488\u5747\u662f\u4ee5 Module \u7684\u4fe1\u606f\u8fdb\u884c\u914d\u7f6e\n    timeout: 10s\n    http:\n      valid_http_versions: &#91;\"HTTP\/1.1\", \"HTTP\/2.0\"] #\u6b64\u63a2\u9488\u63a5\u53d7\u7684 HTTP \u7248\u672c\n      valid_status_codes: &#91;200,302]  # \u8fd9\u91cc\u6700\u597d\u4f5c\u4e00\u4e2a\u8fd4\u56de\u72b6\u6001\u7801\uff0c\u5728grafana\u4f5c\u56fe\u65f6\uff0c\u6709\u660e\u793a\n      method: GET #\u63a2\u9488\u5c06\u4f7f\u7528\u7684 HTTP \u65b9\u6cd5\n      preferred_ip_protocol: \"ip4\" #TTP \u63a2\u9488\u7684 IP \u534f\u8bae\uff08ip4\uff0cip6\uff09\n      ip_protocol_fallback: false #default = true \n      no_follow_redirects: true  #\u5bf9\u4e8e http \u670d\u52a1\u662f\u5426\u542f\u7528 ssl \u6709\u5f3a\u5236\u7684\u6807\u51c6,\u53ef\u4ee5\u4f7f\u7528 fail_if_ssl \u548c fail_if_not_ssl \u8fdb\u884c\u914d\u7f6e\u3002fail_if_ssl \u4e3a true \u65f6\uff0c\u8868\u793a\u5982\u679c\u7ad9\u70b9\u542f>\u7528\u4e86 ssl \u5219\u63a2\u9488\u5931\u8d25\uff0c\u53cd\u4e4b\u6210\u529f\u3002fail_if_not_ssl \u521a\u597d\u76f8\u53cd\n  http_post_2xx: # http post \u76d1\u6d4b\u6a21\u5757\n    prober: http\n    timeout: 10s\n    http:\n      valid_http_versions: &#91;\"HTTP\/1.1\", \"HTTP\/2.0\"]\n      valid_status_codes: &#91;200]\n      method: POST\n      preferred_ip_protocol: \"ip4\"\n  tcp_connect: # tcp \u76d1\u6d4b\u6a21\u5757\n    prober: tcp\n    timeout: 10s\n  ping: # icmp \u68c0\u6d4b\u6a21\u5757\n    prober: icmp\n    timeout: 5s\n    icmp:\n      preferred_ip_protocol: \"ip4\"<\/code><\/pre>\n\n\n\n<p>3\u3001HTTP\u5c31\u662f\u901a\u8fc7GET\u6216\u8005POST\u7684\u65b9\u5f0f\u6765\u68c0\u6d4b\u5e94\u7528\u662f\u5426\u6b63\u5e38<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>- job_name: \"prd\u7ad9\u70b9\u4fe1\u606f\"\n  metrics_path: \/probe\n  scrape_interval: 30s\n  params:\n    module: &#91;http_2xx]\n  static_configs:\n    - targets:\n      - www.***.com\n      labels:\n        group: demo1\n    - targets:\n      - www.***.com\n      labels:\n        group: demo2\n    - targets:\n      - www.***.com\n      labels:\n        group: demo3\n    - targets:\n      - www.***.com\n      labels:\n        group: demo4\n  relabel_configs:\n    - source_labels: &#91;__address__]\n      target_label: __param_target\n    - source_labels: &#91;__param_target]\n      target_label: instance\n    - target_label: __address__\n      replacement: 10.10.10.179:9115<\/code><\/pre>\n\n\n\n<p>4\u3001\u91cd\u8f7d\u914d\u7f6e\u540e\u53ef\u4ee5\u770b\u5230\u76d1\u63a7\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/ext4.cn\/wp-content\/uploads\/2022\/11\/image-36-1024x249.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"249\" data-original=\"https:\/\/ext4.cn\/wp-content\/uploads\/2022\/11\/image-36-1024x249.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-712\"  sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>5\u3001\u63a5\u53e3\u6570\u636e<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/ext4.cn\/wp-content\/uploads\/2022\/11\/image-37-1024x567.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"567\" data-original=\"https:\/\/ext4.cn\/wp-content\/uploads\/2022\/11\/image-37-1024x567.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-713\"  sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p>6\u3001\u544a\u8b66\u89c4\u5219<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>groups:\n- name: blackbox-web\u7aef\u70b9\n  rules:\n  - alert: BlackboxProbeFailed\n    expr: probe_success == 0\n    for: 0m\n    labels:\n      severity: critical\n    annotations:\n      summary: Blackbox probe failed (instance {{ $labels.instance }})\n      description: \"Probe failed\\n  VALUE = {{ $value }}\\n  LABELS = {{ $labels }}\"\n\n  - alert: BlackboxConfigurationReloadFailure\n    expr: blackbox_exporter_config_last_reload_successful != 1\n    for: 0m\n    labels:\n      severity: warning\n    annotations:\n      summary: Blackbox configuration reload failure (instance {{ $labels.instance }})\n      description: \"Blackbox configuration reload failure\\n  VALUE = {{ $value }}\\n  LABELS = {{ $labels }}\"\n\n  - alert: BlackboxSlowProbe\n    expr: avg_over_time(probe_duration_seconds&#91;1m]) &gt; 1\n    for: 1m\n    labels:\n      severity: warning\n    annotations:\n      summary: Blackbox slow probe (instance {{ $labels.instance }})\n      description: \"Blackbox probe took more than 1s to complete\\n  VALUE = {{ $value }}\\n  LABELS = {{ $labels }}\"\n\n  - alert: BlackboxProbeHttpFailure\n    expr: probe_http_status_code &lt;= 199 OR probe_http_status_code &gt;= 400\n    for: 0m\n    labels:\n      severity: critical\n    annotations:\n      summary: Blackbox probe HTTP failure (instance {{ $labels.instance }})\n      description: \"HTTP status code is not 200-399\\n  VALUE = {{ $value }}\\n  LABELS = {{ $labels }}\"\n\n  - alert: BlackboxSslCertificateWillExpireSoon\n    expr: probe_ssl_earliest_cert_expiry - time() &lt; 86400 * 30\n    for: 0m\n    labels:\n      severity: warning\n    annotations:\n      summary: Blackbox SSL certificate will expire soon (instance {{ $labels.instance }})\n      description: \"SSL certificate expires in 30 days\\n  VALUE = {{ $value }}\\n  LABELS = {{ $labels }}\"\n\n  - alert: BlackboxSslCertificateWillExpireSoon\n    expr: probe_ssl_earliest_cert_expiry - time() &lt; 86400 * 3\n    for: 0m\n    labels:\n      severity: critical\n    annotations:\n      summary: Blackbox SSL certificate will expire soon (instance {{ $labels.instance }})\n      description: \"SSL certificate expires in 3 days\\n  VALUE = {{ $value }}\\n  LABELS = {{ $labels }}\"\n\n  - alert: BlackboxSslCertificateExpired\n    expr: probe_ssl_earliest_cert_expiry - time() &lt;= 0\n    for: 0m\n    labels:\n      severity: critical\n    annotations:\n      summary: Blackbox SSL certificate expired (instance {{ $labels.instance }})\n      description: \"SSL certificate has expired already\\n  VALUE = {{ $value }}\\n  LABELS = {{ $labels }}\"\n\n  - alert: BlackboxProbeSlowHttp\n    expr: avg_over_time(probe_http_duration_seconds&#91;1m]) &gt; 1\n    for: 1m\n    labels:\n      severity: warning\n    annotations:\n      summary: Blackbox probe slow HTTP (instance {{ $labels.instance }})\n      description: \"HTTP request took more than 1s\\n  VALUE = {{ $value }}\\n  LABELS = {{ $labels }}\"\n\n  - alert: BlackboxProbeSlowPing\n    expr: avg_over_time(probe_icmp_duration_seconds&#91;1m]) &gt; 1\n    for: 1m\n    labels:\n      severity: warning\n    annotations:\n      summary: Blackbox probe slow ping (instance {{ $labels.instance }})\n      description: \"Blackbox ping took more than 1s\\n  VALUE = {{ $value }}\\n  LABELS = {{ $labels }}\"<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">Grafana\u9762\u677f<\/h2>\n\n\n\n<p>1\u3001\u4f7f\u75289965\u6a21\u7248\u5012\u5165\u5373\u53ef<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/ext4.cn\/wp-content\/uploads\/2022\/11\/image-38-1024x790.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"790\" data-original=\"https:\/\/ext4.cn\/wp-content\/uploads\/2022\/11\/image-38-1024x790.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-714\"  sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<div class=\"wp-block-file\"><a id=\"wp-block-file--media-4ee645c1-bab2-4238-a72f-617e7e3cce2c\" href=\"https:\/\/ext4.cn\/wp-content\/uploads\/2022\/11\/web\u7ad9\u70b9\uff0c\u9ed1\u76d2\u63a2\u6d4b-1669618798084.json_.zip\">web\u7ad9\u70b9\uff0c\u9ed1\u76d2\u63a2\u6d4b-1669618798084.json_<\/a><a href=\"https:\/\/ext4.cn\/wp-content\/uploads\/2022\/11\/web\u7ad9\u70b9\uff0c\u9ed1\u76d2\u63a2\u6d4b-1669618798084.json_.zip\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-4ee645c1-bab2-4238-a72f-617e7e3cce2c\">\u4e0b\u8f7d<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u4ecb\u7ecd Blackbox Exporter 1\u3001HTTP \u6d4b\u8bd5 2\u3001TCP \u6d4b\u8bd5 3\u3001ICMP \u6d4b\u8bd5 4\u3001POS [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[72],"tags":[62],"_links":{"self":[{"href":"https:\/\/ext4.cn\/index.php?rest_route=\/wp\/v2\/posts\/711"}],"collection":[{"href":"https:\/\/ext4.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ext4.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ext4.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ext4.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=711"}],"version-history":[{"count":0,"href":"https:\/\/ext4.cn\/index.php?rest_route=\/wp\/v2\/posts\/711\/revisions"}],"wp:attachment":[{"href":"https:\/\/ext4.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=711"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ext4.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=711"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ext4.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=711"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}