Use mysql credentials from ~/.my.cnf

Author: eldering

.github/jobs/baseinstall.sh

@@ -92,11 +92,11 @@ section_end
 
 if [ "${db}" = "install" ]; then
     section_start "Install DOMjudge database"
-    /opt/domjudge/domserver/bin/dj_setup_database -uroot -p${MYSQL_ROOT_PASSWORD} bare-install
+    /opt/domjudge/domserver/bin/dj_setup_database bare-install
     section_end
 elif [ "${db}" = "upgrade" ]; then
     section_start "Upgrade DOMjudge database"
-    /opt/domjudge/domserver/bin/dj_setup_database -uroot -p${MYSQL_ROOT_PASSWORD} upgrade
+    /opt/domjudge/domserver/bin/dj_setup_database upgrade
     section_end
 fi
 
@@ -138,7 +138,7 @@ if [ "${db}" = "install" ]; then
 	    # Make sure admin has no team associated so we will not insert submissions during unit tests.
 	    mysql_log "UPDATE user SET teamid=null WHERE userid=1;" $DATABASE_NAME
     fi
-    /opt/domjudge/domserver/bin/dj_setup_database -uroot -p${MYSQL_ROOT_PASSWORD} install-examples | tee -a "$ARTIFACTS/mysql.txt"
+    /opt/domjudge/domserver/bin/dj_setup_database install-examples | tee -a "$ARTIFACTS/mysql.txt"
     section_end
 fi
 

.github/jobs/ci_settings.sh

@@ -26,7 +26,7 @@ section_end_internal () {
 
 mysql_log () {
     # shellcheck disable=SC2086
-    echo "$1" | mysql -uroot -p${MYSQL_ROOT_PASSWORD} ${2:-} | tee -a "$ARTIFACTS"/mysql.txt
+    echo "$1" | mysql ${2:-} | tee -a "$ARTIFACTS"/mysql.txt
 }
 
 show_phpinfo() {

.github/workflows/integration.yml

@@ -95,7 +95,7 @@ jobs:
           done
       - name: dump the db
         if: ${{ !cancelled() }}
-        run: mysqldump -uroot -pmysql_root_password --quick --max_allowed_packet=1024M domjudge > /tmp/db.sql
+        run: mysqldump --quick --max_allowed_packet=1024M domjudge > /tmp/db.sql
       - name: Upload database dump for debugging
         if: ${{ !cancelled() }}
         uses: actions/upload-artifact@v4