can I run 'su' in the middle of a bash script?

Question

can I change/su user in the middle of a script?

if [ \"$user\" == \"\" ]; then
  echo \"Enter the table name\";
  read user
fi

gunzip *
chown postgres *
su pos         


        

Answer 1

You can use a here document to embed multiple su commands in your script:

if [ "$user" == "" ]; then
  echo "Enter the table name";
  read user
fi

gunzip *
chown postgres *
su postgres <