通过Zabbix API在告警邮件中插入趋势图

告警邮件中嵌入趋势图是非常人性化的设计,只有有温度的告警邮件才会嵌入趋势图。。。

以下内容基于zabbix 3.0.2 测试有效,想必其它版本应该也问题不大。

话不多说,直接上代码:

邮件告警脚本

  • cat mailAlarm.sh

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    #!/bin/bash

    # Description: 获取某一个监控项在某个时间段的graph
    # Date:
    # Author:

    #=========================================
    ALERT_SENDTO="$1"
    ALERT_SUBJECT="$2"
    ALERT_MESSAGE="$(echo -e "$3"|sed -e '$d' -e 's/$/<br\/>/g')"
    ITEMID="$(echo -e "$3"|tail -n1|awk -F":" '{print $2}'|sed s/[[:space:]]//g)"
    USERNAME="$4"
    PASSWORD="$5"
    STIME="$(date -d "1 hour ago" "+%Y%m%d%H%M%S")"
    PERIOD=3600
    WIDTH=800
    #=========================================
    ROOTPATH="$(cd $(dirname $0) && pwd)"
    LOGFILE="${ROOTPATH}/logs/$(basename $0).log.$(date "+%Y-%m-%d")"
    # 在zabbix-web根目录下创建一个graphs目录用来存放趋势图图片文件
    GRAPH_DIR="/usr/local/zabbix-web/graphs"
    COOKIE="${ROOTPATH}/.zabbixCookie.${USERNAME}"
    CURL="/usr/bin/curl -s"
    ZBX_URL="http://zabbix.server.url"
    INDEX_URL="$ZBX_URL/index.php"
    CHART_URL="$ZBX_URL/chart.php"
    PNG_PATH="$GRAPH_DIR/$STIME.$PERIOD.${WIDTH}.$ITEMID.png"

    function help()
    {
    cat << EOF

    Usage:
    sh $0 ALERT_SENDTO ALERT_SUBJECT ALERT_MESSAGE USERNAME PASSWORD

    EOF
    }

    # 简单记一下日志
    function writeLogs()
    {
    [ ! -d "$(dirname "${LOGFILE}")" ] && mkdir -p "$(dirname "${LOGFILE}")"
    echo -e "$(date "+%Y-%m-%d %H:%M:%S")\t$1" >>"${LOGFILE}"
    }


    function check_integer()
    {
    local ret=`echo "$*" | sed 's/[0-9]//g'`
    [ -n "$ret" ] && return 1
    return 0
    }

    # 简单校验参数
    function ParametersVerification()
    {
    [ -d "$GRAPH_DIR" ] || mkdir -p "$GRAPH_DIR"
    check_integer "$ITEMID" || { echo "ERROR: Field 'ITEMID' is not integer."; exit 1;}
    check_integer "$STIME" || { echo "ERROR: Field 'STIME' is not integer."; exit 1;}
    check_integer "$PERIOD" || { echo "ERROR: Field 'PERIOD' is not integer."; exit 1;}
    check_integer "$WIDTH" || { echo "ERROR: Field 'WIDTH' is not integer."; exit 1;}
    [ $PERIOD -lt 3600 -o $PERIOD -gt 63072000 ] && { echo "ERROR: Incorrect value $PERIOD for PERIOD field: must be between 3600 and 63072000."; exit 1;}
    # USERNAME、PASSWORD、ITEMID为必需参数
    [ -z "$USERNAME" -o -z "$PASSWORD" -o -z "$ITEMID" ] && { echo "ERROR: Missing mandatory parameter."; help;}
    # 如果没有传入STIME参数,STIME的值为当前时间减去PERIOD
    [ "$STIME" == "" ] && STIME=`date -d "now -${PERIOD} second" +%Y%m%d%H%M%S`
    }

    # 关键步骤,获取cookie并写入文件
    function getCookie()
    {
    /usr/bin/chattr -i ${COOKIE}
    ${CURL} -c ${COOKIE} -d "name=${USERNAME}&password=${PASSWORD}&autologin=1&enter=Sign+in" $INDEX_URL | egrep -o "(Login name or passwordis incorrect|Account is blocked.*seconds)"
    # 如果登录失败则退出脚本,并清空cookie文件
    [ ${PIPESTATUS[1]} -eq 0 ] && { echo >"$COOKIE"; exit 1;}
    /usr/bin/chattr +i ${COOKIE}
    }

    # 获取趋势图文件
    function getGraph()
    {
    # zabbix3.0-
    #${CURL} -b ${COOKIE} -d "itemid=${ITEMID}&period=${PERIOD}&stime=${STIME}&width=${WIDTH}" $CHART_URL > "$PNG_PATH"
    # zabbix3.0+
    ${CURL} -b ${COOKIE} -d "itemids%5B0%5D=${ITEMID}&period=${PERIOD}&stime=${STIME}&width=${WIDTH}" ${CHART_URL} > "${PNG_PATH}"
    }

    # 发送告警
    function sendMessage()
    {
    /usr/bin/php ${ROOTPATH}/mailer/sendmail.php "${ALERT_SENDTO}" "${ALERT_SUBJECT}" "${ALERT_MESSAGE}" "$(basename ${PNG_PATH})" "${ITEMID}"
    }

    function main()
    {

    if [ ! -s "${COOKIE}" ];then
    getCookie
    fi
    getGraph
    if [ -s "${PNG_PATH}" ]; then
    sendMessage
    writeLogs "$(date "+%Y-%m-%d %H:%M:%S")\t send to ${ALERT_SENDTO}\t subject:${ALERT_SUBJECT}\t transmit status:$?"

    else
    writeLogs "$(date "+%Y-%m-%d %H:%M:%S")\t send to ${ALERT_SENDTO}\t subject:${ALERT_SUBJECT}\t transmit status:$? \t $PNG_PATH doesn't exist."
    fi
    }

    [[ "$1" =~ "help" ]] && { help ; exit 0; }

    main
    • 邮件告警脚本,同目录下创建一个mailer目录,mailer目录下存放swiftmailer源码

邮件模板及smtp服务

  • cat mailer/sendmail.php
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    <?php
    require_once ''. dirname(__FILE__) . '/vendor/autoload.php';

    $sendto = $argv[1];
    $subject = $argv[2];
    $content = $argv[3];
    $graphName = $argv[4];
    $itemId = $argv[5];

    // Create the Transport
    $transport = (new Swift_SmtpTransport('smtp.xxxmail.com', 25))
    ->setUsername('AuthenticatedUser@xxxmail.com')
    ->setPassword('password')
    ;

    // Create the Mailer using your created Transport
    $mailer = new Swift_Mailer($transport);

    // To use the ArrayLogger
    #$logger = new Swift_Plugins_Loggers_ArrayLogger();
    #$mailer->registerPlugin(new Swift_Plugins_LoggerPlugin($logger));

    // Or to use the Echo Logger
    #$logger = new Swift_Plugins_Loggers_EchoLogger();
    #$mailer->registerPlugin(new Swift_Plugins_LoggerPlugin($logger));

    // Create a message
    $message = (new Swift_Message($subject))
    ->setFrom(['Admin@xxxmail.com' => 'Notice'])
    ->setTo([ $sendto => 'Swift Mailer']);
    $message->setBody(
    '
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html lang="en">
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1"> <!-- So that mobile will display zoomed in -->
    <meta http-equiv="X-UA-Compatible" content="IE=edge"> <!-- enable media queries for windows phone 8 -->
    <meta name="format-detection" content="telephone=no"> <!-- disable auto telephone linking in iOS -->
    <title>Two Columns to Rows (Simple)</title>

    <style type="text/css">
    body {
    margin: 0;
    padding: 0;
    -ms-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
    }
    table {
    border-spacing: 0;
    }
    table td {
    border-collapse: collapse;
    }
    .ExternalClass {
    width: 100%;
    }
    .ExternalClass,
    .ExternalClass p,
    .ExternalClass span,
    .ExternalClass font,
    .ExternalClass td,
    .ExternalClass div {
    line-height: 100%;
    }
    .ReadMsgBody {
    width: 100%;
    background-color: #ebebeb;
    }
    table {
    mso-table-lspace: 0pt;
    mso-table-rspace: 0pt;
    }
    img {
    -ms-interpolation-mode: bicubic;
    }
    .yshortcuts a {
    border-bottom: none !important;
    }
    @media screen and (max-width: 599px) {
    .force-row,
    .container {
    width: 100% !important;
    max-width: 100% !important;
    }
    }
    @media screen and (max-width: 400px) {
    .container-padding {
    padding-left: 12px !important;
    padding-right: 12px !important;
    }
    }
    .ios-footer a {
    color: #aaaaaa !important;
    text-decoration: underline;
    }
    </style>
    </head>

    <body style="margin:0; padding:0;" bgcolor="#F0F0F0" leftmargin="0" topmargin="0" marginwidth="0" marginheight="0">
    <!-- 100% background wrapper (grey background) -->
    <table border="0" width="100%" height="100%" cellpadding="0" cellspacing="0" bgcolor="#F0F0F0">
    <tr>
    <td align="center" valign="top" bgcolor="#F0F0F0" style="background-color: #F0F0F0;">
    <br>
    <!-- 600px container (white background) -->
    <table border="0" width="600" cellpadding="0" cellspacing="0" class="container" style="width:600px;max-width:600px">
    <tr>
    <td class="container-padding header" align="left" style="font-family:Helvetica, Arial, sans-serif;font-size:24px;font-weight:bold;padding-bottom:12px;color:#DF4726;padding-left:24px;padding-right:24px">
    告警/恢复信息:
    </td>
    </tr>
    <tr>
    <td class="container-padding content" align="left" style="padding-left:24px;padding-right:24px;padding-top:12px;padding-bottom:12px;background-color:#ffffff">
    <br>
    <div class="title" style="font-family:Helvetica, Arial, sans-serif;font-size:18px;font-weight:600;color:#374550">
    ' . $subject . '
    </div>
    <div class="body-text" style="font-family:Helvetica, Arial, sans-serif;font-size:14px;line-height:20px;text-align:left;color:#333333">
    <div class="hr" style="height:1px;border-bottom:1px solid #cccccc;clear: both;">&nbsp;</div>
    <br>
    </div>
    <div class="subtitle" style="font-family:Helvetica, Arial, sans-serif;font-size:16px;font-weight:600;color:#2469A0">
    详细信息:
    </div>
    <br>
    <div class="body-text" style="font-family:Helvetica, Arial, sans-serif;font-size:14px;line-height:20px;text-align:left;color:#333333">
    <ol>
    ' . $content . '
    </ol>
    <div class="hr" style="height:1px;border-bottom:1px solid #cccccc">&nbsp;</div>
    <br>
    <table width="264" border="0" cellpadding="0" cellspacing="0" align="left" class="force-row">
    <tr>
    <td class="col" valign="top" style="font-family:Helvetica, Arial, sans-serif;font-size:14px;line-height:20px;text-align:left;color:#333333;width:100%">
    <strong>趋势图</strong>
    <br><br>
    <a href="http://zabbix.server.url/history.php?action=showgraph&itemids[]=' . $itemId . '">
    <img src=http://zabbix.server.url/graphs/' . $graphName . ' /></a>
    <br><br>
    </td>
    </tr>
    </table>
    <br><br>
    <div class="hr" style="height:1px;border-bottom:1px solid #cccccc;clear: both;">&nbsp;</div>
    <br>
    <br>
    <em><small>Last updated: 08 April 2018</small></em>
    </div>
    <br>
    </td>
    </tr>
    <tr>
    <td class="container-padding footer-text" align="left" style="font-family:Helvetica, Arial, sans-serif;font-size:12px;line-height:16px;color:#aaaaaa;padding-left:24px;padding-right:24px">
    <br><br>
    Serviced provider: © 2018 XXX-INC.
    <br><br>
    You are receiving this email because you used our team\'s monitoring system. Update your <a href="#" style="color:#aaaaaa">alarm configuration</a> or <a href="#" style="color:#aaaaaa">to unsubscribe.</a>.
    <br><br>
    <strong>team@xxxmail.om</strong><br>
    <span class="ios-footer">
    department signature.<br>
    team signature<br>
    </span>
    <a href="http://www.Your Company's Official network.com" style="color:#aaaaaa">www.Your Company's Official network.com</a><br>
    <br><br>
    </td>
    </tr>
    </table>
    <!--/600px container -->
    </td>
    </tr>
    </table>
    <!--/100% background wrapper-->
    </body>
    </html>
    ','text/html'
    );

    // Send the message
    $result = $mailer->send($message);

    // Dump the log contents
    // NOTE: The EchoLogger dumps in realtime so dump() does nothing for it
    #echo $logger->dump();

swiftmailer安装

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mkdir mailer
cd mailer
composer require "swiftmailer/swiftmailer:^6.0"

至此基本差不多了,剩下的就是在zabbix web页面上配置下了。

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本文标题:通过Zabbix API在告警邮件中插入趋势图

文章作者:冷月无声

发布时间:2018年03月25日 - 21:03

最后更新:2018年05月08日 - 11:05

原始链接:https://www.lengyuewusheng.com/2018/03/25/00039_Zabbix告警邮件中插入趋势图/

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感谢鼓励!