feat: aggiunto esempio roles

10_roles/README.md

@@ -16,3 +16,8 @@ ansible-playbook -iinventory runner.yaml
 ```
 ansible-playbook -iinventory runner.yaml --tags install
 ```
+
+1) progetto_esempio -> ruolo che installa pacchetti e ruolo che aggiorna pacchetti
+
+2) progetto_esempio2 -> ruolo che installa lbr apache e ruolo che installa webserver tomcat
+

10_roles/progetto_esempio2/inventory

@@ -0,0 +1,5 @@
+[lbr]
+devcorso1vm ansible_host=localhost
+[as]
+devcorso2vm ansible_host=10.248.44.79
+devcorso3vm ansible_host=10.248.44.80

10_roles/progetto_esempio2/roles/apache/defaults/main.yaml

@@ -0,0 +1,4 @@
+---
+lbr:
+  - 10.248.44.79
+  - 10.248.44.80

10_roles/progetto_esempio2/roles/apache/handlers/main.yaml

@@ -0,0 +1,5 @@
+---
+- name: Restart Apache
+  ansible.builtin.service:
+    name: httpd
+    state: restarted

10_roles/progetto_esempio2/roles/apache/tasks/main.yaml

@@ -0,0 +1,40 @@
+---
+- name: Installo Apache se assente
+  ansible.builtin.package:
+    name: httpd
+    state: latest
+
+- name: Start di Apache
+  ansible.builtin.service:
+    name: httpd
+    state: started
+    enabled: yes
+
+- name: Configuro lbr Apache
+  ansible.builtin.copy:
+    dest: /etc/httpd/conf.d/lbr.conf
+    content: |
+      <VirtualHost *:80>
+          ServerAdmin {{ ansible_hostname }}
+          <Proxy balancer://as>
+              BalancerMember http://{{ lbr.0 }}:8080
+              BalancerMember http://{{ lbr.1 }}:8080
+              ProxySet lbmethod=byrequests
+          </Proxy>
+
+          ProxyPass / balancer://as/
+          ProxyPassReverse / balancer://as/
+      </VirtualHost>
+    owner: root
+    group: root
+    mode: '0644'
+  notify:
+    - Restart Apache
+
+- name: Configuro motd
+  ansible.builtin.template:
+    src: motd.j2
+    dest: /etc/motd
+    owner: root
+    group: root
+    mode: '0644'

10_roles/progetto_esempio2/roles/apache/templates/motd.j2

@@ -0,0 +1,7 @@
+#############################################################
+
+	questo e' il server {{ ansible_hostname }}
+
+			LBR Apache
+
+#############################################################

10_roles/progetto_esempio2/roles/tomcat/defaults/main.yaml

@@ -0,0 +1,7 @@
+---
+tomcat_version: "9.0.97"
+tomcat_url: "https://dlcdn.apache.org/tomcat/tomcat-9/v{{ tomcat_version }}/bin/apache-tomcat-{{ tomcat_version }}.tar.gz"
+tomcat_name: "apache-tomcat-{{ tomcat_version }}"
+jdk_url: "https://github.com/adoptium/temurin11-binaries/releases/download/jdk-11.0.25%2B9/OpenJDK11U-jdk_x64_linux_hotspot_11.0.25_9.tar.gz"
+jdk_name: "OpenJDK11U-jdk_x64_linux_hotspot_11.0.25_9.tar.gz"
+jdk: "jdk-11.0.25+9"

10_roles/progetto_esempio2/roles/tomcat/tasks/main.yaml

@@ -0,0 +1,94 @@
+---
+- name: Download del tomcat
+  ansible.builtin.get_url: 
+    url: "{{ tomcat_url }}"
+    dest: /STAGE
+    validate_certs: false
+
+- name: creo il gruppo tomcat
+  ansible.builtin.group:
+    name: tomcat
+    state: present
+    gid: 502
+
+- name: creo l'utente tomcat
+  ansible.builtin.user:
+    name: tomcat
+    uid: 503
+    group: tomcat
+    shell: /bin/bash
+
+- name: Creo la directory tomcat se manca
+  ansible.builtin.file:
+    path: /tomcat
+    state: directory
+    owner: tomcat
+    group: tomcat
+    mode: '0755'
+
+- name: Scompatto il tar tomcat
+  ansible.builtin.unarchive:
+    src: /STAGE/{{ tomcat_name }}.tar.gz 
+    dest: /tomcat/ 
+    remote_src: true
+
+- name: Correzione permessi
+  ansible.builtin.file: 
+    path: /tomcat/{{ tomcat_name }} 
+    owner: tomcat 
+    group: tomcat 
+    recurse: true
+
+- name: Download jdk
+  ansible.builtin.get_url:
+    url: "{{ jdk_url }}" 
+    dest: /STAGE
+    validate_certs: false
+
+- name: Scompatto il tar jdk
+  ansible.builtin.unarchive:
+    src: /STAGE/{{ jdk_name }} 
+    dest: /opt/
+    remote_src: true
+
+- name: Import del setenv.sh
+  ansible.builtin.template:
+    src: setenv.sh.j2
+    dest: /tomcat/{{ tomcat_name }}/bin/setenv.sh
+    owner: tomcat
+    group: tomcat
+    mode: '0644'
+
+- name: Import webapp
+  ansible.builtin.copy:
+    src: SampleWebApp.war
+    dest: /tomcat/{{ tomcat_name }}/webapps/SampleWebApp.war
+    owner: tomcat
+    group: tomcat
+    mode: '0644'
+
+- name: Check se tomcat attivo
+  ansible.builtin.shell: ps -fu tomcat | grep -w "{{ tomcat_name }} " | wc -l
+  register: tomcat_status
+
+- name: Stop del tomcat
+  ansible.builtin.command:
+    cmd: sudo su -c "/tomcat/{{ tomcat_name }}/bin/shutdown.sh -force" -s /bin/sh tomcat
+  when: tomcat_status.stdout != "0"
+
+- name: Start del tomcat
+  ansible.builtin.command:
+    cmd: sudo su -c "/tomcat/{{ tomcat_name }}/bin/startup.sh" -s /bin/sh tomcat
+
+- name: Setup motd
+  ansible.builtin.template:
+    src: motd.j2
+    dest: /etc/motd
+    owner: root
+    group: root
+    mode: '0644'
+
+- name: Stampo a video un messaggio
+  ansible.builtin.debug:
+    msg: "Per testare chiamare via browser il seguente URL: http://10.248.44.78/SampleWebApp/SnoopServlet"
+  run_once: true

10_roles/progetto_esempio2/roles/tomcat/templates/motd.j2

@@ -0,0 +1,8 @@
+##########################################################################
+
+		AS {{ ansible_hostname }}
+
+Tomcat				shutdown	HTTP		jdk
+/tomcat/{{ tomcat_name }}	8005		8080		{{ jdk }}
+
+##########################################################################

10_roles/progetto_esempio2/roles/tomcat/templates/setenv.sh.j2

@@ -0,0 +1,9 @@
+### Opzioni cup2000
+export UMASK="0022"
+export CATALINA_BASE=/tomcat/{{ tomcat_name }}
+export CATALINA_HOME=/tomcat/{{ tomcat_name }}
+export CATALINA_TMPDIR=$CATALINA_HOME/temp
+export CATALINA_PID=$CATALINA_HOME/tomcat.pid
+export JAVA_HOME="/opt/{{ jdk }}"
+export JAVA_OPTS="-server -Djava.awt.headless=true -Xms1024m -Xmx1024m"
+export CATALINA_OPTS="$CATALINA_OPTS -Duser.timezone=Europe/Rome -Duser.country=IT -Duser.language=it"

10_roles/progetto_esempio2/runner.yaml

@@ -0,0 +1,12 @@
+---
+- name: Setup lbr Apache
+  hosts: lbr
+  roles:
+    - role: apache
+      tags: apache
+
+- name: Setup tomcats
+  hosts: as
+  roles:
+    - role: tomcat
+      tags: tomcat