Nominatim-Server-on-Ubuntu

#Ubuntu must be updated to 22.04

%userName should be replaced by userprofile%

#Below code are for installing required packages

#Run these commands in terminal

sudo apt install -y python3-behave
sudo apt install -y php-codesniffer
sudo apt install -y phpunit
sudo apt install -y pylint
sudo python38 -m pip install -y python-dotenv
sudo apt install -y osm2pgsql
sudo apt  install -y cmake
sudo snap install -y cmake 
sudo apt install -y python3-pip
sudo apt install -y acl
sudo pip install -U pytest
sudo apt install -y php-cgi unzip recode
sudo apt install -y apache2 libapache2-mod-php
sudo apt install -y net-tools
sudo apt-get install -y osmctools
sudo apt install -y php-cgi
sudo apt install -y build-essential cmake g++ libboost-dev libboost-system-dev \
                        libboost-filesystem-dev libexpat1-dev zlib1g-dev \
                        libbz2-dev libpq-dev liblua5.3-dev lua5.3 \
                        postgresql-server-dev-14 postgresql-14-postgis-3 \
                        postgresql-contrib-14 postgresql-14-postgis-3-scripts \
                        php-cli php-pgsql php-intl libicu-dev python3-dotenv \
                        python3-psycopg2 python3-psutil python3-jinja2 \
                        python3-icu python3-datrie

#run below command for Creating a new system user named "nominatim" with a home directory of "/srv/nominatim"

sudo useradd -d /srv/nominatim -s /bin/bash -m nominatim

#run below command for Setting environment variables for the username and home directory of the nominatim user.

export USERNAME=nominatim
export USERHOME=/srv/nominatim

#open the sudoers for configuration

visudo

#Add these entries to the sudoers for granting various privileges

%userName ALL=(ALL) ALL
%nominatim ALL=(ALL)  ALL
%postgres ALL=(ALL)  ALL

#copy Paste the code from here

sudo chmod a+x $USERHOME
sudo setfacl -R -m u:postgres:rwx /srv/nominatim/
sudo systemctl restart postgresql
sudo -u postgres -i
sudo -u postgres createuser -s $USERNAME
sudo -u postgres createuser www-data
su username
sudo -i
export USERNAME=nominatim
export USERHOME=/srv/nominatim
cd $USERHOME
wget https://nominatim.org/release/Nominatim-4.2.0.tar.bz2
tar xf Nominatim-4.2.0.tar.bz2
mkdir build
cd build
sudo cmake /srv/nominatim/Nominatim-4.2.0
sudo make
sudo make install
cd ..
mkdir /srv/nominatim/nominatim-project
mkdir /srv/nominatim/nominatim-project/website
sudo setfacl -R -m u:nominatim:rwx /srv/nominatim/
sudo setfacl -R -m u:postgres:rwx /srv/nominatim/
mkdir nominatim-planet
cd /srv/nominatim/nominatim-planet
export PROJECT_DIR=/srv/nominatim/nominatim-planet
cd $PROJECT_DIR
wget https://www.nominatim.org/data/wikimedia-importance.sql.gz
wget https://download.geofabrik.de/asia/india-latest.osm.pbf

#open postgres user

sudo -u postgres -i

#open postgresql.conf file and make some updates

nano /etc/postgresql/14/main/postgresql.conf

#make these changes in the file

listen_addresses = 'localhost'
shared_buffers = 2GB
maintenance_work_mem = 10GB
autovacuum_work_mem = 2GB
work_mem = 50MB
effective_cache_size = 24GB
synchronous_commit = off
max_wal_size = 1GB
checkpoint_timeout = 10min
checkpoint_completion_target = 0.9

#copy paste below command from here

su userName
sudo -i
sudo systemctl restart postgresql
sudo -u postgres -i
cd
nominatim import --osm-file /srv/nominatim/nominatim-planet/india-latest.osm.pbf 2>&1 | tee setup.log
nominatim admin --check-database
nominatim import --continue indexing
nominatim admin --check-database
cd /srv/nominatim/nominatim-planet/
nominatim refresh --wiki-data --importance 2>&1 | tee setup.log
nominatim admin --check-database
cp -r /var/lib/postgresql/website/ /srv/nominatim/nominatim-project/
su userName
sudo -i

sudo tee /etc/apache2/conf-available/nominatim.conf << EOFAPACHECONF
<Directory "/srv/nominatim/nominatim-project/website">
  Options FollowSymLinks MultiViews 
  AddType text/html   .php 
  DirectoryIndex search.php 
  Require all granted 
</Directory>
Alias /nominatim /srv/nominatim/nominatim-project/website
  EOFAPACHECONF

#open postgres user

sudo -u postgres -i

#run these following command in postgres user

  a2enconf nominatim

  systemctl restart apache2

  systemctl status apache2

  systemctl restart postgresql

  nominatim serve

#open browser and check the server running properly

run-: localhost/nominatim => OK

localhost/nominatim/reverse.php?format=json&lat=27.1750090510034&lon=78.04209025