功能端部署剧本升级，适配20.4版本

roles/clotho/files/clotho.service

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+[Unit]
+Description=clotho
+After=network.target
+After=network-online.target
+Wants=network-online.target
+
+[Service]
+ExecStart=/home/mesasoft/clotho/clotho
+ExecStop=killall clotho
+Type=forking
+
+[Install]
+WantedBy=multi-user.target

roles/clotho/tasks/main.yml

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+- name: "copy clotho rpm to destination server"
+  copy:
+    src: "{{ role_path }}/files/clotho-debug-1.0.0.-1.el7.x86_64.rpm"
+    dest: /tmp/ansible_deploy/
+
+- name: "copy  clotho.service to destination server"
+  copy:
+    src: "{{ role_path }}/files/clotho.service"
+    dest: /usr/lib/systemd/system
+    mode: 0755
+
+- name: "install clotho rpm from localhost"
+  yum:
+    name:
+      - /tmp/ansible_deploy/clotho-debug-1.0.0.-1.el7.x86_64.rpm
+    state: present
+
+- name: "Template the clotho.conf"
+  template:
+    src: "{{ role_path }}/templates/clotho.conf.j2"
+    dest: /home/mesasoft/clotho/conf/clotho.conf 
+  tags: template
+ 
+- name: "start clotho"
+  systemd:
+    name: clotho.service
+    enabled: yes
+    state: started
+    daemon_reload: yes
+

roles/clotho/templates/clotho.conf.j2

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+[KAFKA]
+BROKER_LIST={{ log_kafkabrokers.address }}
+
+[SYSTEM]
+NIC_NAME={{ nic_mgr.name }}
+LOG_LEVEL=10
+LOG_PATH=log/clotho