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Improve init-db.sh

Allow custom database parameters.
Abstract common functionality.
StaticallyTypedRice-patch-4
Richie Zhang 2 years ago
committed by GitHub
parent
commit
2415e6d7b7
  1. 111
      server/db-init.sh

111
server/db-init.sh

@ -1,43 +1,106 @@
#!/bin/bash
#!/bin/sh
# Default configurations
username=lemmy
dbname=lemmy
port=5432
password=""
password_confirm=""
password_valid=0
yes_no_prompt_invalid() {
echo "Invalid input. Please enter either \"y\" or \"n\"." 1>&2
}
while [ "$password_valid" == 0 ]
do
read -p "Enter database password: " -s password
echo
print_config() {
echo " database name: $dbname"
echo " username: $username"
echo " port: $port"
}
read -p "Verify database password: " -s password_confirm
echo
ask_for_db_config() {
echo "The default database configuration is:"
print_config
echo
# Start the loop from the top if either check fails
if [ -z "$password" ]
then
echo "Error: Password cannot be empty." 1>&2
default_config_final=0
default_config_valid=0
while [ "$default_config_valid" == 0 ]
do
read -p "Use this configuration (y/n)? " default_config
case "$default_config" in
[yY]* ) default_config_valid=1; default_config_final=1;;
[nN]* ) default_config_valid=1; default_config_final=0;;
* ) yes_no_prompt_invalid;;
esac
echo
continue
fi
if [ "$password" != "$password_confirm" ]
done
if [ "$default_config_final" == 0 ]
then
echo "Error: Passwords don't match." 1>&2
echo
continue
config_ok_final=0
while [ "$config_ok_final" == 0 ]
do
read -p "Database name: " dbname
read -p "Username: " username
read -p "Port: " port
#echo
#echo "The database configuration is:"
#print_config
#echo
config_ok_valid=0
while [ "$config_ok_valid" == 0 ]
do
read -p "Use this configuration (y/n)? " config_ok
case "$config_ok" in
[yY]* ) config_ok_valid=1; config_ok_final=1;;
[nN]* ) config_ok_valid=1; config_ok_final=0;;
* ) yes_no_prompt_invalid;;
esac
echo
done
done
fi
}
ask_for_password() {
password=""
password_confirm=""
password_valid=0
while [ "$password_valid" == 0 ]
do
read -p "Enter database password: " -s password
echo
read -p "Verify database password: " -s password_confirm
echo
echo
# Set the password_valid variable to break out of the loop
password_valid=1
done
# Start the loop from the top if either check fails
if [ -z "$password" ]
then
echo "Error: Password cannot be empty." 1>&2
echo
continue
fi
if [ "$password" != "$password_confirm" ]
then
echo "Error: Passwords don't match." 1>&2
echo
continue
fi
# Set the password_valid variable to break out of the loop
password_valid=1
done
}
ask_for_db_config
ask_for_password
psql -c "CREATE USER $username WITH PASSWORD '$password' SUPERUSER;" -U postgres
psql -c "CREATE DATABASE $dbname WITH OWNER $username;" -U postgres
export LEMMY_DATABASE_URL=postgres://$username:$password@localhost:$port/$dbname
echo $LEMMY_DATABASE_URL
echo "The database URL is $LEMMY_DATABASE_URL"

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