Update 7

2025-11-22 22:19:31 +03:00
parent 67a15a7fcf
commit 7ee23b2191
10 changed files with 292 additions and 3 deletions
--- a/Part-2/ansible-playbook/configure_backup.yml
+++ b/Part-2/ansible-playbook/configure_backup.yml
@@ -0,0 +1,48 @@
+- name: Configure automated backups
+  hosts: yndx-client.practicumsuperstore.ru
+  become: yes
+  vars:
+    backup_script: /home/backup-user/run-backup.sh
+    backup_dir_local: /home/backup-user/backups
+    remote_backup_dir: /home/anscfg/backups
+  tasks:
+    - name: Create local backup directory
+      file:
+        path: "{{ backup_dir_local }}"
+        state: directory
+        owner: backup-user
+        group: backup-user
+        mode: '0755'
+
+    - name: Create backup script
+      copy:
+        content: |
+          #!/bin/bash
+          DATE=$(date +%Y%m%d_%H%M%S)
+          BACKUP_FILE="/tmp/backup_${DATE}.tar.gz"
+          tar -czf "$BACKUP_FILE" /etc /var/log 2>/dev/null
+          scp -o StrictHostKeyChecking=no "$BACKUP_FILE" anscfg@yndx-ansible.practicumsuperstore.ru:"{{ remote_backup_dir }}/"
+          rm -f "$BACKUP_FILE"
+        dest: "{{ backup_script }}"
+        owner: backup-user
+        group: backup-user
+        mode: '0755'
+
+    - name: Ensure remote backup directory exists (run locally)
+      delegate_to: localhost
+      become: no
+      run_once: true
+      file:
+        path: "{{ remote_backup_dir }}"
+        state: directory
+        owner: anscfg
+        group: anscfg
+        mode: '0755'
+
+    - name: Add daily cron job for backup-user
+      cron:
+        name: "Daily system backup"
+        user: backup-user
+        minute: "0"
+        hour: "2"
+        job: "{{ backup_script }}"
--- a/Part-2/ansible-playbook/create_user.yml
+++ b/Part-2/ansible-playbook/create_user.yml
@@ -0,0 +1,10 @@
+- name: Create backup-user on client
+  hosts: yndx-client.practicumsuperstore.ru
+  become: yes
+  tasks:
+    - name: Create user backup-user with home directory
+      user:
+        name: backup-user
+        shell: /bin/bash
+        create_home: yes
+        system: no
--- a/Part-2/ansible-playbook/inventory.ini
+++ b/Part-2/ansible-playbook/inventory.ini
@@ -0,0 +1,6 @@
+[yndx]
+yndx-client.practicumsuperstore.ru
+
+[all:vars]
+ansible_user=anscfg
+ansible_ssh_private_key_file=/home/anscfg/.ssh/id_rsa
--- a/Part-2/ansible-playbook/setup_services.yml
+++ b/Part-2/ansible-playbook/setup_services.yml
@@ -0,0 +1,44 @@
+- name: Configure DNS and NTP on yndx-client
+  hosts: yndx-client.practicumsuperstore.ru
+  become: yes
+  tasks:
+    - name: Stop and disable systemd-resolved
+      systemd:
+        name: systemd-resolved
+        state: stopped
+        enabled: no
+
+    - name: Remove existing resolv.conf
+      file:
+        path: /etc/resolv.conf
+        state: absent
+
+    - name: Create new resolv.conf pointing to internal DNS
+      copy:
+        content: |
+          nameserver 10.10.1.200
+        dest: /etc/resolv.conf
+        owner: root
+        group: root
+        mode: '0644'
+
+    - name: Install chrony
+      apt:
+        name: chrony
+        state: present
+        update_cache: yes
+
+    - name: Configure chrony to use yndx-dns as NTP server
+      copy:
+        content: |
+          server 10.10.1.200 iburst
+        dest: /etc/chrony/chrony.conf
+        owner: root
+        group: root
+        mode: '0644'
+
+    - name: Restart chrony
+      systemd:
+        name: chrony
+        state: restarted
+        enabled: yes
--- a/Part-2/yndx-ansible.md
+++ b/Part-2/yndx-ansible.md
@@ -0,0 +1,74 @@
+hostname yndx-ansible
+# Задание - 1
+sudo systemctl stop systemd-resolved
+sudo systemctl disable systemd-resolved
+sudo rm -f /etc/resolv.conf
+echo "nameserver 10.10.1.200" | sudo tee /etc/resolv.conf
+sudo apt install -y chrony
+sudo nano /etc/chrony/chrony.conf
+# Conig
+server 10.10.1.200 iburst
+-----------------------------------------------------------------
+# Задание - 2
+sudo apt update
+sudo apt install -y ansible
+# User
+sudo adduser --disabled-password --gecos "" anscfg
+# SSH - to
+sudo -u anscfg ssh-keygen -t rsa -b 2048 -f /home/anscfg/.ssh/id_rsa -N ""
+root@yndx-ansible:~# sudo cat /home/anscfg/.ssh/id_rsa.pub
+ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDJmlCFxkUQNJOJoOdpSFS0eikNpPPeV28rNkXq8ulRe5gKtTW9YmzRfwL/uQh8xXP58kXm04r0btPrYWx/1ZGA4T0yHBEVAkO4ECxGFh6M3zulnpQ+CuSLAbUEdSQOCoCvR5D9OxOnONx+osly/QjaI/3mPYOc6i6VZXPJWHPMNM7BzyDLqlG80nP+xFMfd4An2X/hTsLKcIRdjSrweqr+jqzpeOSA1HbbZgSqN6Fjy4zCVV7sdVaDxOqaV9CH9zN+1hS3yYUoEkCCX8YrsgggG4cmeQUR3MxNmoyr+Sm5hbkoK8ON45O8MvmxYL1hDqaS1BpG8ffz3SZ1mftGRwq9 anscfg@yndx-ansible
+# Test
+sudo -u anscfg ssh -o StrictHostKeyChecking=no anscfg@yndx-client.practicumsuperstore.ru
+# Ansible
+sudo -u anscfg mkdir -p /home/anscfg/ansible
+cd /home/anscfg/ansible
+sudo -iu anscfg
+cd /home/anscfg/ansible
+nano inventory.ini (посмотреть в папке ansible-playbook -> inventory.ini)
+nano setup_services.yml (посмотреть в папке ansible-playbook -> setup_services.yml)
+nano create_user.yml (посмотреть в папке ansible-playbook -> create_user.yml)
+nano configure_backup.yml (посмотреть в папке ansible-playbook -> configure_backup.yml)
+ansible-playbook -i inventory.ini setup_services.yml
+ansible-playbook -i inventory.ini create_user.yml
+ansible-playbook -i inventory.ini configure_backup.yml
+# Задание - 4
+sudo apt install -y vsftpd
+sudo adduser --disabled-password --gecos "" ftpuser
+echo "ftpuser:securepass" | sudo chpasswd
+sudo mkdir -p /home/ftpuser/ftp/files
+sudo chown ftpuser:ftpuser /home/ftpuser/ftp/files
+sudo chmod 755 /home/ftpuser/ftp
+sudo cp /etc/vsftpd.conf /etc/vsftpd.conf.bak
+sudo nano /etc/vsftpd.conf
+# <Config
+listen=YES
+listen_ipv6=NO
+anonymous_enable=NO
+local_enable=YES
+write_enable=YES
+chroot_local_user=YES
+local_root=/mnt/ftp
+allow_writeable_chroot=YES
+dirlist_enable=YES
+download_enable=YES
+# Config>
+sudo systemctl restart vsftpd
+sudo systemctl enable vsftpd
+sudo chown root:ftpshared /mnt/ftp
+sudo chown ftpuser:ftpshared /mnt/ftp/files
+sudo chmod 775 /mnt/ftp/files
+sudo chmod g+s /mnt/ftp/files
+# Задание 5
+sudo apt update
+sudo apt install -y nginx apache2-utils
+cd /home/geseas
+tar -xf nginx2.tar.gz
+cd nginx
+sudo cp default /etc/nginx/sites-available/
+sudo ln -sf /etc/nginx/sites-available/default /etc/nginx/sites-enabled/
+sudo cp index.html 404.html 500.html /var/www/html/
+sudo cp -r secure /var/www/html/
+sudo chown -R www-data:www-data /var/www/html/secure
+sudo chmod 750 /var/www/html/secure
+sudo htpasswd -c /etc/nginx/.htpasswd admin
--- a/Part-2/yndx-client.md
+++ b/Part-2/yndx-client.md
@@ -0,0 +1,45 @@
+hostname yndx-client
+# Задание - 2
+# Отключи systemd-resolved
+sudo systemctl stop systemd-resolved
+sudo systemctl disable systemd-resolved
+sudo rm -f /etc/resolv.conf
+echo "nameserver 10.10.1.200" | sudo tee /etc/resolv.conf
+
+# Добавь имя хоста в /etc/hosts (чтобы sudo не ругался)
+echo "127.0.0.1 yndx-client" | sudo tee -a /etc/hosts
+
+# Установи chrony и настрой как клиент
+sudo apt install -y chrony
+echo "server 10.10.1.200 iburst" | sudo tee /etc/chrony/chrony.conf
+sudo systemctl restart chrony
+# User
+sudo adduser --disabled-password --gecos "" anscfg
+sudo mkdir -p /home/anscfg/.ssh
+sudo chown anscfg:anscfg /home/anscfg/.ssh
+echo "ssh-rsa KEY" | sudo tee /home/anscfg/.ssh/authorized_keys
+sudo chown -R anscfg:anscfg /home/anscfg/.ssh
+sudo chmod 700 /home/anscfg/.ssh
+sudo chmod 600 /home/anscfg/.ssh/authorized_keys
+# No PWD
+sudo echo "anscfg ALL=(ALL) NOPASSWD: ALL" | sudo tee /etc/sudoers.d/anscfg
+# Задание - 3
+wget http://10.12.0.122/mail2.tar.gz
+
+# Распакуй
+tar -xzf mail2.tar.gz
+
+# Перейди в папку
+cd mail
+
+# Запусти скрипт (подставь своё имя и фамилию БЕЗ пробелов, например: IvanIvanov)
+./script.sh PavlovVE practicumsuperstore.ru
+# Задание 4
+sudo apt install -y ftp
+ftp 10.10.1.201
+Name: ftpuser
+Password: ******
+cd files
+get cat_3.png 
+# Задание 5
+http://10.10.1.201/
--- a/Part-2/yndx-dns.md
+++ b/Part-2/yndx-dns.md
@@ -0,0 +1,65 @@
+hostname yndx-dns
+# Задание - 1
+//1.1 Отключить systemd-resolved
+sudo systemctl stop systemd-resolved
+sudo systemctl disable systemd-resolved
+sudo rm -f /etc/resolv.conf
+echo "nameserver 127.0.0.1" | sudo tee /etc/resolv.conf
+//1.2 Установка и настройка dnsmasq (DNS)
+sudo apt update
+sudo apt install -y dnsmasq
+//Редактируем /etc/dnsmasq.conf:
+sudo nano /etc/dnsmasq.conf
+# <Config
+domain=practicumsuperstore.ru
+local=/practicumsuperstore.ru/
+address=/WEB.practicumsuperstore.ru/10.10.1.200
+address=/AD.practicumsuperstore.ru/10.10.1.201
+address=/FS.practicumsuperstore.ru/10.10.1.202
+listen-address=127.0.0.1
+listen-address=10.10.1.200
+bind-interfaces
+server=8.8.8.8
+server=1.1.1.1
+# Config>
+sudo systemctl restart dnsmasq
+sudo systemctl enable dnsmasq
+1.3 Настройка часового пояса (Москва, UTC+3)
+sudo timedatectl set-timezone Europe/Moscow
+//1.4 Установка и настройка NTP (chrony) на Хосте 1
+sudo apt install -y chrony
+sudo nano /etc/chrony/chrony.conf
+# <Config
+server 0.ru.pool.ntp.org iburst
+server 1.ru.pool.ntp.org iburst
+server 2.ru.pool.ntp.org iburst
+allow 10.10.1.0/24
+local stratum 10
+sudo systemctl restart chrony
+sudo systemctl enable chrony
+# Config>
+chronyc tracking
+chronyc sources -v
+-----------------------------------------------------------------
+# Задание - 3
+Добавь в /etc/dnsmasq.conf:
+address=/mail.practicumsuperstore.ru/10.10.1.200
+# MX-запись (важно!)
+mx-host=practicumsuperstore.ru,mail.practicumsuperstore.ru,10
+sudo systemctl restart dnsmasq
+sudo apt update
+sudo apt install -y postfix mailutils net-tools
+sudo nano /etc/postfix/main.cf
+# <Config
+myhostname = mail.practicumsuperstore.ru
+mydomain = practicumsuperstore.ru
+myorigin = $mydomain
+inet_interfaces = all
+mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain
+# Config>
+home_mailbox = Maildir/
+tail -n 10 /var/log/mail.log
+ls -la /home/ubuntu/Maildir/new
+cd /home/ubuntu/Maildir/new/
+ls -la
+less 1763836343.V802Ic0021M156897.yndx-dns
--- a/yndx-ansible.md
+++ b/yndx-ansible.md
@@ -1 +0,0 @@
-hostname yndx-ansible
--- a/yndx-client.md
+++ b/yndx-client.md
@@ -1 +0,0 @@
-hostname yndx-client
--- a/yndx-dns.md
+++ b/yndx-dns.md
@@ -1 +0,0 @@
-hostname yndx-dns