Update

2024-11-16 21:03:39 +03:00
parent ca8c5691d3
commit dcc7d5e218
5 changed files with 387 additions and 0 deletions
@@ -0,0 +1,108 @@
+#!/bin/bash
+
+# Цвета для вывода
+GREEN='\033[0;32m'
+BLUE='\033[0;34m'
+RED='\033[0;31m'
+NC='\033[0m' # No Color
+
+echo -e "${BLUE}PostgreSQL Installation and Setup Script by izzzzzi${NC}"
+echo "----------------------------------------"
+
+# Запрос данных у пользователя
+read -p "Enter PostgreSQL port (default: 5432): " DB_PORT
+read -p "Enter database name: " DB_NAME
+read -p "Enter database user: " DB_USER
+read -s -p "Enter database password: " DB_PASS
+echo
+read -s -p "Confirm database password: " DB_PASS_CONFIRM
+echo
+
+# Проверка паролей
+if [ "$DB_PASS" != "$DB_PASS_CONFIRM" ]; then
+    echo -e "${RED}Passwords do not match!${NC}"
+    exit 1
+fi
+
+# Использование значения по умолчанию для порта
+DB_PORT=${DB_PORT:-5432}
+
+# Установка PostgreSQL
+echo -e "${GREEN}Installing PostgreSQL...${NC}"
+apt-get update
+apt-get install -y postgresql postgresql-contrib
+
+# Остановка PostgreSQL для изменения конфигурации
+systemctl stop postgresql
+
+# Настройка PostgreSQL для внешних подключений
+echo -e "${GREEN}Configuring PostgreSQL...${NC}"
+
+# Настройка postgresql.conf
+PG_VERSION=$(ls /etc/postgresql/)
+PG_CONF="/etc/postgresql/$PG_VERSION/main/postgresql.conf"
+PG_HBA="/etc/postgresql/$PG_VERSION/main/pg_hba.conf"
+
+# Backup конфигурационных файлов
+cp $PG_CONF "${PG_CONF}.backup"
+cp $PG_HBA "${PG_HBA}.backup"
+
+# Изменение postgresql.conf
+sed -i "s/#listen_addresses = 'localhost'/listen_addresses = '*'/" $PG_CONF
+sed -i "s/#port = 5432/port = $DB_PORT/" $PG_CONF
+
+# Изменение pg_hba.conf
+cat > $PG_HBA << EOL
+# TYPE  DATABASE        USER            ADDRESS                 METHOD
+local   all            postgres                                peer
+local   all            all                                     peer
+host    all            all             127.0.0.1/32            md5
+host    all            all             ::1/128                 md5
+host    all            all             0.0.0.0/0               md5
+EOL
+
+# Запуск PostgreSQL
+systemctl start postgresql
+systemctl enable postgresql
+
+# Создание пользователя и базы данных
+echo -e "${GREEN}Creating database and user...${NC}"
+sudo -u postgres psql << EOF
+CREATE USER $DB_USER WITH PASSWORD '$DB_PASS';
+CREATE DATABASE $DB_NAME OWNER $DB_USER;
+ALTER USER $DB_USER WITH SUPERUSER;
+EOF
+
+# Настройка файрвола
+echo -e "${GREEN}Configuring firewall...${NC}"
+if command -v ufw >/dev/null; then
+    ufw allow $DB_PORT/tcp
+    ufw status
+fi
+
+# Проверка статуса PostgreSQL
+systemctl status postgresql --no-pager
+
+echo -e "${GREEN}Installation completed!${NC}"
+echo -e "${BLUE}PostgreSQL is running on port: ${DB_PORT}${NC}"
+echo -e "${BLUE}Database name: ${DB_NAME}${NC}"
+echo -e "${BLUE}Database user: ${DB_USER}${NC}"
+echo "You can now connect to your database using:"
+echo "psql -h localhost -p $DB_PORT -U $DB_USER -d $DB_NAME"
+echo
+echo "For remote connections use:"
+echo "psql -h YOUR_SERVER_IP -p $DB_PORT -U $DB_USER -d $DB_NAME"
+echo
+echo -e "${RED}Important: Make sure to save these credentials in a secure place!${NC}"
+
+# Проверка подключения
+echo -e "${GREEN}Testing connection...${NC}"
+PGPASSWORD=$DB_PASS psql -h localhost -p $DB_PORT -U $DB_USER -d $DB_NAME -c "\conninfo"
+
+# Добавление информации о создании бэкапов
+echo
+echo "To create a backup, use:"
+echo "pg_dump -h localhost -p $DB_PORT -U $DB_USER -d $DB_NAME > backup.sql"
+echo
+echo "To restore from backup, use:"
+echo "psql -h localhost -p $DB_PORT -U $DB_USER -d $DB_NAME < backup.sql"