Install Prometheus By Ansible
如题所示，本文将呈现如何通过Ansible的方式，安装与部署Prometheus监控。
本文所包含的代码将发布在：
https://gitee.com/leviathan-litan/ansible-prometheus
Prometheus 官方网站：
https://prometheus.io/
官方下载页：
https://prometheus.io/download/
最新版本是：【 2.25.2 / 2021-03-16 】
Prometheus | 架构图：
使用Ansible脚本安装过程如下：
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[root@center ansible-prometheus]# rz rz waiting to receive. Starting zmodem transfer. Press Ctrl+C to cancel. Transferring ansible-prometheus.zip... 100% 147847 KB 73923 KB/sec 00:00:02 0 Errors [root@center ansible-prometheus]# [root@center ansible-prometheus]# unzip ansible-prometheus.zip Archive: ansible-prometheus.zip creating: ansible-prometheus/inventory/ creating: ansible-prometheus/inventory/group_vars/ inflating: ansible-prometheus/inventory/group_vars/all extracting: ansible-prometheus/inventory/group_vars/grafana extracting: ansible-prometheus/inventory/group_vars/prometheus inflating: ansible-prometheus/inventory/hosts creating: ansible-prometheus/playbooks/ inflating: ansible-prometheus/playbooks/deploy_prometheus.yml creating: ansible-prometheus/playbooks/roles/ creating: ansible-prometheus/playbooks/roles/alert_manager/ creating: ansible-prometheus/playbooks/roles/alert_manager/files/ creating: ansible-prometheus/playbooks/roles/alert_manager/files/install_media/ inflating: ansible-prometheus/playbooks/roles/alert_manager/files/install_media/alertmanager-0.21.0.linux-amd64.tar.gz creating: ansible-prometheus/playbooks/roles/alert_manager/tasks/ inflating: ansible-prometheus/playbooks/roles/alert_manager/tasks/alert_manager_install.yml extracting: ansible-prometheus/playbooks/roles/alert_manager/tasks/main.yml creating: ansible-prometheus/playbooks/roles/alert_manager/templates/ creating: ansible-prometheus/playbooks/roles/alert_manager/templates/alert_manager/ inflating: ansible-prometheus/playbooks/roles/alert_manager/templates/alert_manager/alertmanager.service.j2 inflating: ansible-prometheus/playbooks/roles/alert_manager/templates/alert_manager/alertmanager.yml.j2 creating: ansible-prometheus/playbooks/roles/alert_manager/vars/ inflating: ansible-prometheus/playbooks/roles/alert_manager/vars/main.yml creating: ansible-prometheus/playbooks/roles/example/ creating: ansible-prometheus/playbooks/roles/example/vars/ inflating: ansible-prometheus/playbooks/roles/example/vars/main.yml creating: ansible-prometheus/playbooks/roles/grafana/ creating: ansible-prometheus/playbooks/roles/grafana/files/ creating: ansible-prometheus/playbooks/roles/grafana/files/install_media/ inflating: ansible-prometheus/playbooks/roles/grafana/files/install_media/grafana-7.4.5-1.x86_64.rpm creating: ansible-prometheus/playbooks/roles/grafana/tasks/ inflating: ansible-prometheus/playbooks/roles/grafana/tasks/grafana_install.yml extracting: ansible-prometheus/playbooks/roles/grafana/tasks/main.yml creating: ansible-prometheus/playbooks/roles/grafana/templates/ creating: ansible-prometheus/playbooks/roles/grafana/templates/grafana/ inflating: ansible-prometheus/playbooks/roles/grafana/templates/grafana/grafana.ini.j2 creating: ansible-prometheus/playbooks/roles/grafana/vars/ inflating: ansible-prometheus/playbooks/roles/grafana/vars/main.yml creating: ansible-prometheus/playbooks/roles/influxdb/ creating: ansible-prometheus/playbooks/roles/influxdb/files/ creating: ansible-prometheus/playbooks/roles/influxdb/files/install_media/ creating: ansible-prometheus/playbooks/roles/influxdb/tasks/ creating: ansible-prometheus/playbooks/roles/influxdb/templates/ creating: ansible-prometheus/playbooks/roles/influxdb/vars/ creating: ansible-prometheus/playbooks/roles/linux/ creating: ansible-prometheus/playbooks/roles/linux/files/ creating: ansible-prometheus/playbooks/roles/linux/tasks/ inflating: ansible-prometheus/playbooks/roles/linux/tasks/linux_directory.yml inflating: ansible-prometheus/playbooks/roles/linux/tasks/linux_firewall.yml inflating: ansible-prometheus/playbooks/roles/linux/tasks/linux_selinux.yml inflating: ansible-prometheus/playbooks/roles/linux/tasks/linux_user_group.yml inflating: ansible-prometheus/playbooks/roles/linux/tasks/linux_yum.yml inflating: ansible-prometheus/playbooks/roles/linux/tasks/main.yml creating: ansible-prometheus/playbooks/roles/linux/templates/ creating: ansible-prometheus/playbooks/roles/linux/vars/ inflating: ansible-prometheus/playbooks/roles/linux/vars/main.yml creating: ansible-prometheus/playbooks/roles/node_exporter/ creating: ansible-prometheus/playbooks/roles/node_exporter/files/ creating: ansible-prometheus/playbooks/roles/node_exporter/files/install_media/ inflating: ansible-prometheus/playbooks/roles/node_exporter/files/install_media/node_exporter-1.1.2.linux-amd64.tar.gz creating: ansible-prometheus/playbooks/roles/node_exporter/tasks/ extracting: ansible-prometheus/playbooks/roles/node_exporter/tasks/main.yml inflating: ansible-prometheus/playbooks/roles/node_exporter/tasks/node_exporter_install.yml creating: ansible-prometheus/playbooks/roles/node_exporter/templates/ creating: ansible-prometheus/playbooks/roles/node_exporter/templates/node_exporter/ inflating: ansible-prometheus/playbooks/roles/node_exporter/templates/node_exporter/node_exporter.service.j2 creating: ansible-prometheus/playbooks/roles/node_exporter/vars/ inflating: ansible-prometheus/playbooks/roles/node_exporter/vars/main.yml creating: ansible-prometheus/playbooks/roles/prometheus_server/ creating: ansible-prometheus/playbooks/roles/prometheus_server/files/ creating: ansible-prometheus/playbooks/roles/prometheus_server/files/install_media/ inflating: ansible-prometheus/playbooks/roles/prometheus_server/files/install_media/prometheus-2.25.2.linux-amd64.tar.gz creating: ansible-prometheus/playbooks/roles/prometheus_server/tasks/ extracting: ansible-prometheus/playbooks/roles/prometheus_server/tasks/main.yml inflating: ansible-prometheus/playbooks/roles/prometheus_server/tasks/prometheus_server_install.yml creating: ansible-prometheus/playbooks/roles/prometheus_server/templates/ creating: ansible-prometheus/playbooks/roles/prometheus_server/templates/prometheus/ inflating: ansible-prometheus/playbooks/roles/prometheus_server/templates/prometheus/prometheus.service.j2 inflating: ansible-prometheus/playbooks/roles/prometheus_server/templates/prometheus/prometheus.yml.j2 creating: ansible-prometheus/playbooks/roles/prometheus_server/vars/ inflating: ansible-prometheus/playbooks/roles/prometheus_server/vars/main.yml [root@center ansible-prometheus]# [root@center ansible-prometheus]# cd ansible-prometheus [root@center ansible-prometheus]# [root@center ansible-prometheus]# ansible-playbook -i inventory/hosts playbooks/deploy_prometheus.yml PLAY [操作系统：Linux] ****************************************************************************************************************************** TASK [Gathering Facts] ************************************************************************************************************************* ok: [192.168.232.12] ok: [192.168.232.11] ok: [192.168.232.13] TASK [linux : 创建Linux系统组：MySQL] **************************************************************************************************************** changed: [192.168.232.11] => (item={u'gid': 5000, u'group_name': u'leviathan'}) changed: [192.168.232.13] => (item={u'gid': 5000, u'group_name': u'leviathan'}) changed: [192.168.232.12] => (item={u'gid': 5000, u'group_name': u'leviathan'}) changed: [192.168.232.11] => (item={u'gid': 5001, u'group_name': u'prometheus'}) changed: [192.168.232.13] => (item={u'gid': 5001, u'group_name': u'prometheus'}) changed: [192.168.232.12] => (item={u'gid': 5001, u'group_name': u'prometheus'}) TASK [linux : 创建Linux系统用户：MySQL] *************************************************************************************************************** changed: [192.168.232.12] => (item={u'username': u'leviathan', u'comment': u'Leviathan', u'shell': u'/bin/bash', u'group': u'leviathan', u'uid': 5000, u'groups': [u'root'], u'password': u'oracle', u'dir_home': u'/home/leviathan'}) changed: [192.168.232.13] => (item={u'username': u'leviathan', u'comment': u'Leviathan', u'shell': u'/bin/bash', u'group': u'leviathan', u'uid': 5000, u'groups': [u'root'], u'password': u'oracle', u'dir_home': u'/home/leviathan'}) changed: [192.168.232.11] => (item={u'username': u'leviathan', u'comment': u'Leviathan', u'shell': u'/bin/bash', u'group': u'leviathan', u'uid': 5000, u'groups': [u'root'], u'password': u'oracle', u'dir_home': u'/home/leviathan'}) changed: [192.168.232.12] => (item={u'username': u'prometheus', u'comment': u'Prometheus Monitor System', u'shell': u'/sbin/nologin', u'group': u'prometheus', u'uid': 5001, u'groups': [u'root', u'prometheus'], u'password': u'oracle', u'dir_home': u'/home/prometheus'}) changed: [192.168.232.13] => (item={u'username': u'prometheus', u'comment': u'Prometheus Monitor System', u'shell': u'/sbin/nologin', u'group': u'prometheus', u'uid': 5001, u'groups': [u'root', u'prometheus'], u'password': u'oracle', u'dir_home': u'/home/prometheus'}) changed: [192.168.232.11] => (item={u'username': u'prometheus', u'comment': u'Prometheus Monitor System', u'shell': u'/sbin/nologin', u'group': u'prometheus', u'uid': 5001, u'groups': [u'root', u'prometheus'], u'password': u'oracle', u'dir_home': u'/home/prometheus'}) TASK [linux : 创建目录] **************************************************************************************************************************** changed: [192.168.232.12] => (item={u'owner': u'root', u'path': u'/upload', u'group': u'root'}) changed: [192.168.232.11] => (item={u'owner': u'root', u'path': u'/upload', u'group': u'root'}) changed: [192.168.232.13] => (item={u'owner': u'root', u'path': u'/upload', u'group': u'root'}) changed: [192.168.232.11] => (item={u'owner': u'root', u'path': u'/temp_me', u'group': u'root'}) changed: [192.168.232.12] => (item={u'owner': u'root', u'path': u'/temp_me', u'group': u'root'}) changed: [192.168.232.13] => (item={u'owner': u'root', u'path': u'/temp_me', u'group': u'root'}) changed: [192.168.232.11] => (item={u'owner': u'root', u'path': u'/backup', u'group': u'root'}) changed: [192.168.232.12] => (item={u'owner': u'root', u'path': u'/backup', u'group': u'root'}) changed: [192.168.232.13] => (item={u'owner': u'root', u'path': u'/backup', u'group': u'root'}) changed: [192.168.232.12] => (item={u'owner': u'root', u'path': u'/project_base', u'group': u'root'}) changed: [192.168.232.11] => (item={u'owner': u'root', u'path': u'/project_base', u'group': u'root'}) changed: [192.168.232.13] => (item={u'owner': u'root', u'path': u'/project_base', u'group': u'root'}) changed: [192.168.232.12] => (item={u'owner': u'root', u'path': u'/data', u'group': u'root'}) changed: [192.168.232.11] => (item={u'owner': u'root', u'path': u'/data', u'group': u'root'}) changed: [192.168.232.13] => (item={u'owner': u'root', u'path': u'/data', u'group': u'root'}) changed: [192.168.232.11] => (item={u'owner': u'root', u'path': u'/iso', u'group': u'root'}) changed: [192.168.232.12] => (item={u'owner': u'root', u'path': u'/iso', u'group': u'root'}) changed: [192.168.232.13] => (item={u'owner': u'root', u'path': u'/iso', u'group': u'root'}) TASK [linux : YUM：文件：/etc/yum.conf] ************************************************************************************************************ changed: [192.168.232.13] changed: [192.168.232.12] changed: [192.168.232.11] TASK [linux : YUM：安装包] ************************************************************************************************************************* changed: [192.168.232.11] changed: [192.168.232.13] changed: [192.168.232.12] TASK [linux : 防火墙：禁用] ************************************************************************************************************************** changed: [192.168.232.11] changed: [192.168.232.12] changed: [192.168.232.13] TASK [linux : SELINUX：禁用] ********************************************************************************************************************** ok: [192.168.232.13] ok: [192.168.232.11] ok: [192.168.232.12] TASK [linux : SELINUX：宽容模式] ******************************************************************************************************************** fatal: [192.168.232.12]: FAILED! => {"changed": true, "cmd": "setenforce 0", "delta": "0:00:00.003303", "end": "2021-03-25 08:16:14.509891", "msg": "non-zero return code", "rc": 1, "start": "2021-03-25 08:16:14.506588", "stderr": "setenforce: SELinux is disabled", "stderr_lines": ["setenforce: SELinux is disabled"], "stdout": "", "stdout_lines": []} ...ignoring fatal: [192.168.232.13]: FAILED! => {"changed": true, "cmd": "setenforce 0", "delta": "0:00:00.003009", "end": "2021-03-25 08:16:14.508180", "msg": "non-zero return code", "rc": 1, "start": "2021-03-25 08:16:14.505171", "stderr": "setenforce: SELinux is disabled", "stderr_lines": ["setenforce: SELinux is disabled"], "stdout": "", "stdout_lines": []} ...ignoring fatal: [192.168.232.11]: FAILED! => {"changed": true, "cmd": "setenforce 0", "delta": "0:00:00.003274", "end": "2021-03-25 08:16:14.511847", "msg": "non-zero return code", "rc": 1, "start": "2021-03-25 08:16:14.508573", "stderr": "setenforce: SELinux is disabled", "stderr_lines": ["setenforce: SELinux is disabled"], "stdout": "", "stdout_lines": []} ...ignoring TASK [linux : SELINUX：查询] ********************************************************************************************************************** changed: [192.168.232.13] changed: [192.168.232.12] changed: [192.168.232.11] TASK [linux : SELINUX：结果] ********************************************************************************************************************** ok: [192.168.232.11] => { "msg": [ "SELinux status: disabled" ] } ok: [192.168.232.12] => { "msg": [ "SELinux status: disabled" ] } ok: [192.168.232.13] => { "msg": [ "SELinux status: disabled" ] } PLAY [Grafana] ********************************************************************************************************************************* TASK [Gathering Facts] ************************************************************************************************************************* ok: [192.168.232.11] TASK [grafana : 创建目录] ************************************************************************************************************************** changed: [192.168.232.11] => (item={u'owner': u'root', u'path': u'/upload/grafana', u'group': u'root'}) TASK [grafana : 上传安装介质] ************************************************************************************************************************ changed: [192.168.232.11] TASK [grafana : 安装] **************************************************************************************************************************** [WARNING]: Consider using the yum, dnf or zypper module rather than running 'rpm'. If you need to use command because yum, dnf or zypper is insufficient you can add 'warn: false' to this command task or set 'command_warnings=False' in ansible.cfg to get rid of this message. changed: [192.168.232.11] TASK [grafana : 启动服务] ************************************************************************************************************************** changed: [192.168.232.11] TASK [grafana : 检查服务：运行用户] ********************************************************************************************************************* changed: [192.168.232.11] TASK [grafana : 检查服务：进程] *********************************************************************************************************************** changed: [192.168.232.11] TASK [grafana : 检查服务：服务监听端口] ******************************************************************************************************************* changed: [192.168.232.11] TASK [grafana : 检查服务：结果] *********************************************************************************************************************** ok: [192.168.232.11] => { "msg": "运行用户【grafana】进程ID【3049】监听端口【:::3000】" } PLAY [Prometheus | Node Exporter] ************************************************************************************************************** TASK [Gathering Facts] ************************************************************************************************************************* ok: [192.168.232.11] ok: [192.168.232.12] ok: [192.168.232.13] TASK [node_exporter : 创建目录] ******************************************************************************************************************** changed: [192.168.232.12] => (item={u'owner': u'prometheus', u'path': u'/upload/node_exporter', u'group': u'prometheus'}) changed: [192.168.232.11] => (item={u'owner': u'prometheus', u'path': u'/upload/node_exporter', u'group': u'prometheus'}) changed: [192.168.232.13] => (item={u'owner': u'prometheus', u'path': u'/upload/node_exporter', u'group': u'prometheus'}) changed: [192.168.232.12] => (item={u'owner': u'prometheus', u'path': u'/usr/local/node_exporter', u'group': u'prometheus'}) changed: [192.168.232.11] => (item={u'owner': u'prometheus', u'path': u'/usr/local/node_exporter', u'group': u'prometheus'}) changed: [192.168.232.13] => (item={u'owner': u'prometheus', u'path': u'/usr/local/node_exporter', u'group': u'prometheus'}) TASK [node_exporter : 上传安装介质并解压] *************************************************************************************************************** changed: [192.168.232.12] changed: [192.168.232.13] changed: [192.168.232.11] TASK [node_exporter : 移动到软件根目录] **************************************************************************************************************** changed: [192.168.232.12] changed: [192.168.232.11] changed: [192.168.232.13] TASK [node_exporter : Linux：服务文件] ************************************************************************************************************** changed: [192.168.232.13] changed: [192.168.232.11] changed: [192.168.232.12] TASK [node_exporter : 启动：Node Exporter] ******************************************************************************************************** changed: [192.168.232.12] changed: [192.168.232.11] changed: [192.168.232.13] PLAY [Prometheus | Alert Manager] ************************************************************************************************************** TASK [Gathering Facts] ************************************************************************************************************************* ok: [192.168.232.11] TASK [alert_manager : 创建目录] ******************************************************************************************************************** changed: [192.168.232.11] => (item={u'owner': u'prometheus', u'path': u'/upload/alert_manager', u'group': u'prometheus'}) changed: [192.168.232.11] => (item={u'owner': u'prometheus', u'path': u'/usr/local/alert_manager', u'group': u'prometheus'}) changed: [192.168.232.11] => (item={u'owner': u'prometheus', u'path': u'/data/alert_manager', u'group': u'prometheus'}) TASK [alert_manager : 上传安装介质并解压] *************************************************************************************************************** changed: [192.168.232.11] TASK [alert_manager : 移动到软件根目录] **************************************************************************************************************** changed: [192.168.232.11] TASK [alert_manager : Alert Manager：配置文件] ****************************************************************************************************** changed: [192.168.232.11] TASK [alert_manager : Linux：服务文件] ************************************************************************************************************** changed: [192.168.232.11] TASK [alert_manager : 启动：Alert Manager] ******************************************************************************************************** changed: [192.168.232.11] PLAY [Prometheus | Prometheus Server] ********************************************************************************************************** TASK [Gathering Facts] ************************************************************************************************************************* ok: [192.168.232.11] TASK [prometheus_server : 创建目录] **************************************************************************************************************** changed: [192.168.232.11] => (item={u'owner': u'prometheus', u'path': u'/upload/prometheus_server', u'group': u'prometheus'}) changed: [192.168.232.11] => (item={u'owner': u'prometheus', u'path': u'/usr/local/prometheus_server', u'group': u'prometheus'}) changed: [192.168.232.11] => (item={u'owner': u'prometheus', u'path': u'/data/prometheus_server', u'group': u'prometheus'}) TASK [prometheus_server : 上传安装介质并解压] *********************************************************************************************************** changed: [192.168.232.11] TASK [prometheus_server : 移动到软件根目录] ************************************************************************************************************ changed: [192.168.232.11] TASK [prometheus_server : Prometheus Server：配置文件] ********************************************************************************************** changed: [192.168.232.11] TASK [prometheus_server : Prometheus Server：配置文件 / 修改] ***************************************************************************************** [WARNING]: Consider using the replace, lineinfile or template module rather than running 'sed'. If you need to use command because replace, lineinfile or template is insufficient you can add 'warn: false' to this command task or set 'command_warnings=False' in ansible.cfg to get rid of this message. changed: [192.168.232.11] TASK [prometheus_server : Linux：服务文件] ********************************************************************************************************** changed: [192.168.232.11] TASK [prometheus_server : 启动：Prometheus Server] ************************************************************************************************ changed: [192.168.232.11] PLAY RECAP ************************************************************************************************************************************* 192.168.232.11 : ok=41 changed=33 unreachable=0 failed=0 skipped=0 rescued=0 ignored=1 192.168.232.12 : ok=17 changed=13 unreachable=0 failed=0 skipped=0 rescued=0 ignored=1 192.168.232.13 : ok=17 changed=13 unreachable=0 failed=0 skipped=0 rescued=0 ignored=1 [root@center ansible-prometheus]# |
脚本运行完成后，Prometheus就可以访问了：
http://192.168.232.11:9090/targets
可以看到，稍等片刻，Prometheus的Targets的各个服务都是【UP】状态了。
Grafana：
http://192.168.232.11:3000
添加刚刚的Prometheus的数据源：
导入官方的Prometheus的面板，编号：8919
至此，Prometheus的简单部署完成。
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