Merge pull request #2 from jgabaut/main

feat: add esercizi/..

README.md

@@ -5,7 +5,7 @@ di sistemi T (28072) del Corso di Laurea in Ingegneria informatica.
 
 ## Presentazione
 
-[Questo sito](https://csunibo.github.io/ng-laboratorio-amm-sistemi-t) elenca
+[Questo sito](https://csunibo.github.io/ing-laboratorio-amm-sistemi-t) elenca
 staticamente i contenuti della raccolta. Qui, documenti e presentazioni con
 estensione `.md`, `.tex`, `.doc`, `.docx`, `.ppt` o `.pptx` sono automaticamente
 convertiti in formato PDF.

esercizi/esercitazioni-jgabaut/DHCP/DHCP++/missing.txt

@@ -0,0 +1 @@
+Not done.

esercizi/esercitazioni-jgabaut/DHCP/Router-2-Client-tramite-Ansible/Client1/eth1.txt

@@ -0,0 +1,2 @@
+auto eth1
+iface eth1 inet dhcp

esercizi/esercitazioni-jgabaut/DHCP/Router-2-Client-tramite-Ansible/Client1/playbook.yml

@@ -0,0 +1,36 @@
+---
+- hosts: all
+  tasks:
+    - name: Add file .vimrc to home directory and set no-compatibility mode for vi
+      ansible.builtin.lineinfile:
+        path: /home/vagrant/.vimrc
+        line: 'set nocompatible'
+        state: present
+        create: yes
+
+    - name: Set a hostname
+      become: true
+      ansible.builtin.hostname:
+        name: Client1
+
+    - name: Fix allow-hotplug bug
+      become: true
+      ansible.builtin.replace:
+        path: /etc/network/interfaces
+        regexp: '^allow-hotplug'
+        replace: 'auto'
+
+    - name: Copy a new network configuration "interfaces" file into place, after passing validation with ifup
+      become: true
+      ansible.builtin.copy:
+         src: eth1
+         dest: /etc/network/interfaces.d/eth1
+         validate: /usr/sbin/ifup --no-act -i %s eth1
+      notify: Restart Networking
+
+  handlers:
+    - name: Restart Networking
+      become: true
+      ansible.builtin.service:
+        name: networking
+        state: restarted

esercizi/esercitazioni-jgabaut/DHCP/Router-2-Client-tramite-Ansible/Client1/vagrantfile.txt

@@ -0,0 +1,75 @@
+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+
+# All Vagrant configuration is done below. The "2" in Vagrant.configure
+# configures the configuration version (we support older styles for
+# backwards compatibility). Please don't change it unless you know what
+# you're doing.
+Vagrant.configure("2") do |config|
+  # The most common configuration options are documented and commented below.
+  # For a complete reference, please see the online documentation at
+  # https://docs.vagrantup.com.
+
+  # Every Vagrant development environment requires a box. You can search for
+  # boxes at https://vagrantcloud.com/search.
+  config.vm.box = "las/bullseye64"
+
+  # Disable automatic box update checking. If you disable this, then
+  # boxes will only be checked for updates when the user runs
+  # `vagrant box outdated`. This is not recommended.
+  # config.vm.box_check_update = false
+
+  # Create a forwarded port mapping which allows access to a specific port
+  # within the machine from a port on the host machine. In the example below,
+  # accessing "localhost:8080" will access port 80 on the guest machine.
+  # NOTE: This will enable public access to the opened port
+  # config.vm.network "forwarded_port", guest: 80, host: 8080
+
+  # Create a forwarded port mapping which allows access to a specific port
+  # within the machine from a port on the host machine and only allow access
+  # via 127.0.0.1 to disable public access
+  # config.vm.network "forwarded_port", guest: 80, host: 8080, host_ip: "127.0.0.1"
+
+  # Create a private network, which allows host-only access to the machine
+  # using a specific IP.
+  # config.vm.network "private_network", ip: "192.168.33.10"
+  config.vm.network "private_network", virtualbox__intnet: "LAN1", auto_config: false
+
+  # Create a public network, which generally matched to bridged network.
+  # Bridged networks make the machine appear as another physical device on
+  # your network.
+  # config.vm.network "public_network"
+
+  # Share an additional folder to the guest VM. The first argument is
+  # the path on the host to the actual folder. The second argument is
+  # the path on the guest to mount the folder. And the optional third
+  # argument is a set of non-required options.
+  # config.vm.synced_folder "../data", "/vagrant_data"
+
+  # Provider-specific configuration so you can fine-tune various
+  # backing providers for Vagrant. These expose provider-specific options.
+  # Example for VirtualBox:
+  #
+  config.vm.provider "virtualbox" do |vb|
+  	 # Display the VirtualBox GUI when booting the machine
+      vb.linked_clone = true
+  #   vb.gui = true
+  #
+  #   # Customize the amount of memory on the VM:
+  #   vb.memory = "1024"
+  end
+  #
+  # View the documentation for the provider you are using for more
+  # information on available options.
+
+  # Enable provisioning with a shell script. Additional provisioners such as
+  # Puppet, Chef, Ansible, Salt, and Docker are also available. Please see the
+  # documentation for more information about their specific syntax and use.
+  # config.vm.provision "shell", inline: <<-SHELL
+  config.vm.provision "ansible" do |ansible|
+	ansible.playbook = "playbook.yml"
+  end
+  #   apt-get update
+  #   apt-get install -y apache2
+  # SHELL
+end

esercizi/esercitazioni-jgabaut/DHCP/Router-2-Client-tramite-Ansible/Client2/eth1.txt

@@ -0,0 +1,2 @@
+auto eth1
+iface eth1 inet dhcp 

esercizi/esercitazioni-jgabaut/DHCP/Router-2-Client-tramite-Ansible/Client2/playbook.yml

@@ -0,0 +1,37 @@
+---
+- hosts: all
+  tasks:
+
+    - name: Add file .vimrc to home directory and set no-compatibility mode for vi
+      ansible.builtin.lineinfile:
+        path: /home/vagrant/.vimrc
+        line: 'set nocompatible'
+        state: present
+        create: yes
+
+    - name: Set a hostname
+      become: yes
+      ansible.builtin.hostname:
+        name: Client2
+
+    - name: Fix allow-hotplug bug
+      become: true
+      ansible.builtin.replace:
+        path: /etc/network/interfaces
+        regexp: '^allow-hotplug'
+        replace: 'auto'
+
+    - name: Copy a new network configuration "interfaces" file into place, after passing validation with ifup
+      become: true
+      ansible.builtin.copy:
+         src: ./eth1
+         dest: /etc/network/interfaces.d/eth1
+         validate: /usr/sbin/ifup --no-act -i %s eth1
+      notify: Restart Networking
+
+  handlers:
+    - name: Restart Networking
+      become: true
+      ansible.builtin.service:
+        name: networking
+        state: restarted

esercizi/esercitazioni-jgabaut/DHCP/Router-2-Client-tramite-Ansible/Client2/vagrantfile.txt

@@ -0,0 +1,75 @@
+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+
+# All Vagrant configuration is done below. The "2" in Vagrant.configure
+# configures the configuration version (we support older styles for
+# backwards compatibility). Please don't change it unless you know what
+# you're doing.
+Vagrant.configure("2") do |config|
+  # The most common configuration options are documented and commented below.
+  # For a complete reference, please see the online documentation at
+  # https://docs.vagrantup.com.
+
+  # Every Vagrant development environment requires a box. You can search for
+  # boxes at https://vagrantcloud.com/search.
+  config.vm.box = "las/bullseye64"
+
+  # Disable automatic box update checking. If you disable this, then
+  # boxes will only be checked for updates when the user runs
+  # `vagrant box outdated`. This is not recommended.
+  # config.vm.box_check_update = false
+
+  # Create a forwarded port mapping which allows access to a specific port
+  # within the machine from a port on the host machine. In the example below,
+  # accessing "localhost:8080" will access port 80 on the guest machine.
+  # NOTE: This will enable public access to the opened port
+  # config.vm.network "forwarded_port", guest: 80, host: 8080
+
+  # Create a forwarded port mapping which allows access to a specific port
+  # within the machine from a port on the host machine and only allow access
+  # via 127.0.0.1 to disable public access
+  # config.vm.network "forwarded_port", guest: 80, host: 8080, host_ip: "127.0.0.1"
+
+  # Create a private network, which allows host-only access to the machine
+  # using a specific IP.
+  # config.vm.network "private_network", ip: "192.168.33.10"
+  config.vm.network "private_network", virtualbox__intnet: "LAN2", auto_config: false
+
+  # Create a public network, which generally matched to bridged network.
+  # Bridged networks make the machine appear as another physical device on
+  # your network.
+  # config.vm.network "public_network"
+
+  # Share an additional folder to the guest VM. The first argument is
+  # the path on the host to the actual folder. The second argument is
+  # the path on the guest to mount the folder. And the optional third
+  # argument is a set of non-required options.
+  # config.vm.synced_folder "../data", "/vagrant_data"
+
+  # Provider-specific configuration so you can fine-tune various
+  # backing providers for Vagrant. These expose provider-specific options.
+  # Example for VirtualBox:
+  #
+  config.vm.provider "virtualbox" do |vb|
+  	 # Display the VirtualBox GUI when booting the machine
+ 	 vb.linked_clone = true
+  #   vb.gui = true
+  #
+  #   # Customize the amount of memory on the VM:
+  #   vb.memory = "1024"
+  end
+  #
+  # View the documentation for the provider you are using for more
+  # information on available options.
+
+  # Enable provisioning with a shell script. Additional provisioners such as
+  # Puppet, Chef, Ansible, Salt, and Docker are also available. Please see the
+  # documentation for more information about their specific syntax and use.
+  config.vm.provision "ansible" do |ansible|
+	ansible.playbook = "playbook.yml"
+  end
+  # config.vm.provision "shell", inline: <<-SHELL
+  #   apt-get update
+  #   apt-get install -y apache2
+  # SHELL
+end

esercizi/esercitazioni-jgabaut/DHCP/Router-2-Client-tramite-Ansible/Router/eth1.txt

@@ -0,0 +1,4 @@
+auto eth1
+iface eth1 inet static
+	address 10.10.1.1
+	netmask 255.255.255.0 

esercizi/esercitazioni-jgabaut/DHCP/Router-2-Client-tramite-Ansible/Router/eth2.txt

@@ -0,0 +1,4 @@
+auto eth2
+iface eth2 inet static
+	address 10.10.2.1
+	netmask 255.255.255.0 

esercizi/esercitazioni-jgabaut/DHCP/Router-2-Client-tramite-Ansible/Router/playbook.yml

@@ -0,0 +1,84 @@
+---
+- hosts: all
+  tasks:
+    - name: Add file .vimrc to home directory and set no-compatibility mode for vi
+      become: true
+      ansible.builtin.lineinfile:
+        path: /home/vagrant/.vimrc
+        line: 'set nocompatible'
+        state: present
+        create: yes
+
+    - name: Set a hostname
+      become: true
+      ansible.builtin.hostname:
+        name: Router
+
+    - name: Fix allow-hotplug bug
+      become: true
+      ansible.builtin.replace:
+        path: /etc/network/interfaces
+        regexp: '^allow-hotplug'
+        replace: 'auto'
+
+    - name: Copy a new network configuration "interfaces" file into place, after passing validation with ifup
+      become: true
+      ansible.builtin.copy:
+         src: ./eth1
+         dest: /etc/network/interfaces.d/eth1
+         validate: /usr/sbin/ifup --no-act -i %s eth1
+      notify: Restart Networking
+
+    - name: Copy a new network configuration "interfaces" file into place, after passing validation with ifup
+      become: true
+      ansible.builtin.copy:
+         src: ./eth2
+         dest: /etc/network/interfaces.d/eth2
+         validate: /usr/sbin/ifup --no-act -i %s eth2
+      notify: Restart Networking
+
+    - name: Install dnsmasq
+      become: true
+      ansible.builtin.apt:
+         name: dnsmasq
+         state: present
+         update_cache: yes
+
+    - name: Configure DHCP range for LAN1 and LAN2
+      become: true
+      ansible.builtin.blockinfile:
+        path: /etc/dnsmasq.conf
+        state: present
+        create: yes
+        block: |
+          interface=eth1
+          interface=eth2
+          dhcp-range=set:first,10.10.1.100,10.10.1.200,12h
+          dhcp-range=set:second,10.10.2.100,10.10.2.200,12h
+          dhcp-option=tag:second, 3, 10.10.2.15 #default route won't be set if we give a static route
+          dhcp-option=tag:second, 121, 10.10.1.0/24,10.10.2.1
+          dhcp-option=tag:first, 3, 10.10.1.15 #default route won't be set if we give a static route
+          dhcp-option=tag:first, 121, 10.10.2.0/24,10.10.1.1
+      notify: Restart Dnsmasq
+
+    - name: Set ipv4 forwarding on
+      become: true
+      ansible.posix.sysctl:
+        name: net.ipv4.ip_forward
+        value: '1'
+        sysctl_set: yes
+        state: present
+        reload: yes
+
+  handlers:
+    - name: Restart Networking
+      become: true
+      ansible.builtin.service:
+        name: networking
+        state: restarted
+
+    - name: Restart Dnsmasq
+      become: true
+      ansible.builtin.service:
+        name: dnsmasq
+        state: restarted