首先,zabbix自带的检查肯定是不能够满足大家需求的,例如,我们服务器上跑着apache(zabbix官方应该有apache模板),我需要一个独立的脚本来每隔1分钟检查一下apache服务的状态是否正常,这个时候我们就可以定制化我们的镜像了
首先,我们先看一下官方的镜像是如何制作出来的
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FROM centos:centos7 as builder ARG YUM_FLAGS_COMMON="-y" ARG YUM_FLAGS_DEV="${YUM_FLAGS_COMMON}" ARG MAJOR_VERSION=4.0 ARG ZBX_VERSION=${MAJOR_VERSION}.5 ARG ZBX_SOURCES=svn://svn.zabbix.com/tags/${ZBX_VERSION}/ ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \ ZBX_TYPE=agent RUN yum --quiet makecache && \ yum ${YUM_FLAGS_DEV} install \ autoconf \ automake \ make \ openssl-devel \ openldap-devel \ subversion \ gcc && \ cd /tmp/ && \ svn --quiet export ${ZBX_SOURCES} zabbix-${ZBX_VERSION} && \ cd /tmp/zabbix-${ZBX_VERSION} && \ zabbix_revision=`set -o pipefail && svn info ${ZBX_SOURCES} | grep "Last Changed Rev"|awk '{print $4;}'` && \ sed -i "s/{ZABBIX_REVISION}/$zabbix_revision/g" include/version.h && \ ./bootstrap.sh && \ export CFLAGS="-fPIC -pie -Wl,-z,relro -Wl,-z,now" && \ ./configure \ --datadir=/usr/lib \ --libdir=/usr/lib/zabbix \ --prefix=/usr \ --sysconfdir=/etc/zabbix \ --prefix=/usr \ --enable-agent \ --with-ldap \ --with-openssl \ --enable-ipv6 \ --silent && \ make -j"$(nproc)" -s FROM centos:centos7 LABEL maintainer="Alexey Pustovalov <alexey.pustovalov@zabbix.com>" ARG BUILD_DATE ARG VCS_REF ARG YUM_FLAGS_COMMON="-y" ARG YUM_FLAGS_PERSISTENT="${YUM_FLAGS_COMMON}" ARG MAJOR_VERSION=4.0 ARG ZBX_VERSION=${MAJOR_VERSION}.5 ARG ZBX_SOURCES=svn://svn.zabbix.com/tags/${ZBX_VERSION}/ ENV TERM=xterm ZBX_VERSION=${ZBX_VERSION} ZBX_SOURCES=${ZBX_SOURCES} \ ZBX_TYPE=agent ZBX_DB_TYPE=none ZBX_OPT_TYPE=none LABEL org.label-schema.name="zabbix-${ZBX_TYPE}-centos" \ org.label-schema.vendor="Zabbix LLC" \ org.label-schema.url="https://zabbix.com/" \ org.label-schema.description="Zabbix agent is deployed on a monitoring target to actively monitor local resources and applications" \ org.label-schema.vcs-ref="${VCS_REF}" \ org.label-schema.build-date="${BUILD_DATE}" \ org.label-schema.schema-version="1.0" \ org.label-schema.license="GPL v2.0" \ org.label-schema.usage="https://www.zabbix.com/documentation/${MAJOR_VERSION}/manual/installation/containers" \ org.label-schema.version="${ZBX_VERSION}" \ org.label-schema.vcs-url="${ZBX_SOURCES}" \ org.label-schema.docker.cmd="docker run --name zabbix-${ZBX_TYPE} --link zabbix-server:zabbix-server -p 10050:10050 -d zabbix-${ZBX_TYPE}:centos-${ZBX_VERSION}" STOPSIGNAL SIGTERM COPY --from=builder /tmp/zabbix-${ZBX_VERSION}/src/zabbix_agent/zabbix_agentd /usr/sbin/zabbix_agentd COPY --from=builder /tmp/zabbix-${ZBX_VERSION}/src/zabbix_get/zabbix_get /usr/bin/zabbix_get COPY --from=builder /tmp/zabbix-${ZBX_VERSION}/src/zabbix_sender/zabbix_sender /usr/bin/zabbix_sender COPY --from=builder /tmp/zabbix-${ZBX_VERSION}/conf/zabbix_agentd.conf /etc/zabbix/zabbix_agentd.conf RUN groupadd --system zabbix && \ adduser -r --shell /sbin/nologin \ -g zabbix \ -d /var/lib/zabbix/ \ zabbix && \ mkdir -p /etc/zabbix && \ mkdir -p /etc/zabbix/zabbix_agentd.d && \ mkdir -p /var/lib/zabbix && \ mkdir -p /var/lib/zabbix/enc && \ mkdir -p /var/lib/zabbix/modules && \ chown --quiet -R zabbix:root /var/lib/zabbix && \ yum ${YUM_FLAGS_COMMON} makecache && \ yum ${YUM_FLAGS_PERSISTENT} install \ libldap \ openssl-libs && \ yum ${YUM_FLAGS_PERSISTENT} clean all && \ rm -rf /var/cache/yum EXPOSE 10050/TCP WORKDIR /var/lib/zabbix VOLUME ["/etc/zabbix/zabbix_agentd.d", "/var/lib/zabbix/enc", "/var/lib/zabbix/modules"] COPY ["docker-entrypoint.sh", "/usr/bin/"] ENTRYPOINT ["docker-entrypoint.sh"] |
这个是zabbix官方的镜像制作过程,我们完全使用这个,然后自己添加一点自己的小东西就可以了
其中,我们完全不用管其他内容,我只需要知道最后一行ENTRYPOINT , 也就是,我们docker run的时候其实会调用这个docker-entrypoints.sh ,
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docker run --name my-zabbix-agent2 -p 10050:10050 -e ZBX_HOSTNAME="当前主机名称" -e ZBX_SERVER_HOST="server端ip地址" -d zabbix/zabbix-agent:latest |
也就是说这些参数其实都是给docker-entrypoints的
再例如我们要增加我们自己的监控,我们就可以在这个sh文件中做一些手脚了
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