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--- /dev/null
+#!/bin/bash
+set -eo pipefail
+shopt -s nullglob
+
+# if command starts with an option, prepend mysqld
+if [ "${1:0:1}" = '-' ]; then
+ set -- mysqld "$@"
+fi
+
+# skip setup if they want an option that stops mysqld
+wantHelp=
+for arg; do
+ case "$arg" in
+ -'?'|--help|--print-defaults|-V|--version)
+ wantHelp=1
+ break
+ ;;
+ esac
+done
+
+# usage: file_env VAR [DEFAULT]
+# ie: file_env 'XYZ_DB_PASSWORD' 'example'
+# (will allow for "$XYZ_DB_PASSWORD_FILE" to fill in the value of
+# "$XYZ_DB_PASSWORD" from a file, especially for Docker's secrets feature)
+file_env() {
+ local var="$1"
+ local fileVar="${var}_FILE"
+ local def="${2:-}"
+ if [ "${!var:-}" ] && [ "${!fileVar:-}" ]; then
+ echo >&2 "error: both $var and $fileVar are set (but are exclusive)"
+ exit 1
+ fi
+ local val="$def"
+ if [ "${!var:-}" ]; then
+ val="${!var}"
+ elif [ "${!fileVar:-}" ]; then
+ val="$(< "${!fileVar}")"
+ fi
+ val=`echo -n $val | sed -e "s/'/''/g"`
+ export "$var"="$val"
+ unset "$fileVar"
+}
+
+_check_config() {
+ toRun=( "$@" --verbose --help --log-bin-index="$(mktemp -u)" )
+ if ! errors="$("${toRun[@]}" 2>&1 >/dev/null)"; then
+ cat >&2 <<-EOM
+
+ ERROR: mysqld failed while attempting to check config
+ command was: "${toRun[*]}"
+
+ $errors
+ EOM
+ exit 1
+ fi
+}
+
+# Fetch value from server config
+# We use mysqld --verbose --help instead of my_print_defaults because the
+# latter only show values present in config files, and not server defaults
+_get_config() {
+ local conf="$1"; shift
+ "$@" --verbose --help --log-bin-index="$(mktemp -u)" 2>/dev/null \
+ | awk '$1 == "'"$conf"'" && /^[^ \t]/ { sub(/^[^ \t]+[ \t]+/, ""); print; exit }'
+ # match "datadir /some/path with/spaces in/it here" but not "--xyz=abc\n datadir (xyz)"
+}
+
+# allow the container to be started with `--user`
+if [ "$1" = 'mysqld' -a -z "$wantHelp" -a "$(id -u)" = '0' ]; then
+ _check_config "$@"
+ DATADIR="$(_get_config 'datadir' "$@")"
+ mkdir -p "$DATADIR"
+ find "$DATADIR" \! -user mysql -exec chown mysql '{}' +
+ exec gosu mysql "$BASH_SOURCE" "$@"
+fi
+
+if [ "$1" = 'mysqld' -a -z "$wantHelp" ]; then
+ # still need to check config, container may have started with --user
+ _check_config "$@"
+ # Get config
+ DATADIR="$(_get_config 'datadir' "$@")"
+
+ if [ ! -d "$DATADIR/mysql" ]; then
+ file_env 'MYSQL_ROOT_PASSWORD'
+ if [ -z "$MYSQL_ROOT_PASSWORD" -a -z "$MYSQL_ALLOW_EMPTY_PASSWORD" -a -z "$MYSQL_RANDOM_ROOT_PASSWORD" ]; then
+ echo >&2 'error: database is uninitialized and password option is not specified '
+ echo >&2 ' You need to specify one of MYSQL_ROOT_PASSWORD, MYSQL_ALLOW_EMPTY_PASSWORD and MYSQL_RANDOM_ROOT_PASSWORD'
+ exit 1
+ fi
+
+ mkdir -p "$DATADIR"
+
+ echo 'Initializing database'
+ # "Other options are passed to mysqld." (so we pass all "mysqld" arguments directly here)
+ mysql_install_db --datadir="$DATADIR" --rpm "${@:2}"
+ echo 'Database initialized'
+
+ SOCKET="$(_get_config 'socket' "$@")"
+ "$@" --skip-networking --socket="${SOCKET}" &
+ pid="$!"
+
+ mysql=( mysql --protocol=socket -uroot -hlocalhost --socket="${SOCKET}" )
+
+ for i in {30..0}; do
+ if echo 'SELECT 1' | "${mysql[@]}" &> /dev/null; then
+ break
+ fi
+ echo 'MySQL init process in progress...'
+ sleep 1
+ done
+ if [ "$i" = 0 ]; then
+ echo >&2 'MySQL init process failed.'
+ exit 1
+ fi
+
+ if [ -z "$MYSQL_INITDB_SKIP_TZINFO" ]; then
+ # sed is for https://bugs.mysql.com/bug.php?id=20545
+ mysql_tzinfo_to_sql /usr/share/zoneinfo | sed 's/Local time zone must be set--see zic manual page/FCTY/' | "${mysql[@]}" mysql
+ fi
+
+ if [ ! -z "$MYSQL_RANDOM_ROOT_PASSWORD" ]; then
+ export MYSQL_ROOT_PASSWORD="$(pwgen -1 32)"
+ echo "GENERATED ROOT PASSWORD: $MYSQL_ROOT_PASSWORD"
+ fi
+
+ rootCreate=
+ # default root to listen for connections from anywhere
+ file_env 'MYSQL_ROOT_HOST' '%'
+ if [ ! -z "$MYSQL_ROOT_HOST" -a "$MYSQL_ROOT_HOST" != 'localhost' ]; then
+ # no, we don't care if read finds a terminating character in this heredoc
+ # https://unix.stackexchange.com/questions/265149/why-is-set-o-errexit-breaking-this-read-heredoc-expression/265151#265151
+ read -r -d '' rootCreate <<-EOSQL || true
+ CREATE USER 'root'@'${MYSQL_ROOT_HOST}' IDENTIFIED BY '${MYSQL_ROOT_PASSWORD}' ;
+ GRANT ALL ON *.* TO 'root'@'${MYSQL_ROOT_HOST}' WITH GRANT OPTION ;
+ EOSQL
+ fi
+
+ "${mysql[@]}" <<-EOSQL
+ -- What's done in this file shouldn't be replicated
+ -- or products like mysql-fabric won't work
+ SET @@SESSION.SQL_LOG_BIN=0;
+
+ DELETE FROM mysql.user WHERE user NOT IN ('mysql.sys', 'mysqlxsys', 'root') OR host NOT IN ('localhost') ;
+ SET PASSWORD FOR 'root'@'localhost'=PASSWORD('${MYSQL_ROOT_PASSWORD}') ;
+ GRANT ALL ON *.* TO 'root'@'localhost' WITH GRANT OPTION ;
+ ${rootCreate}
+ DROP DATABASE IF EXISTS test ;
+ FLUSH PRIVILEGES ;
+ EOSQL
+
+ if [ ! -z "$MYSQL_ROOT_PASSWORD" ]; then
+ mysql+=( -p"${MYSQL_ROOT_PASSWORD}" )
+ fi
+
+ file_env 'MYSQL_DATABASE'
+ if [ "$MYSQL_DATABASE" ]; then
+ echo "CREATE DATABASE IF NOT EXISTS \`$MYSQL_DATABASE\` ;" | "${mysql[@]}"
+ mysql+=( "$MYSQL_DATABASE" )
+ fi
+
+ file_env 'MYSQL_USER'
+ file_env 'MYSQL_PASSWORD'
+ if [ "$MYSQL_USER" -a "$MYSQL_PASSWORD" ]; then
+ echo "CREATE USER '$MYSQL_USER'@'%' IDENTIFIED BY '$MYSQL_PASSWORD' ;" | "${mysql[@]}"
+
+ if [ "$MYSQL_DATABASE" ]; then
+ echo "GRANT ALL ON \`$MYSQL_DATABASE\`.* TO '$MYSQL_USER'@'%' ;" | "${mysql[@]}"
+ fi
+ fi
+
+ echo
+ for f in /docker-entrypoint-initdb.d/*; do
+ case "$f" in
+ *.sh) echo "$0: running $f"; . "$f" ;;
+ *.sql) echo "$0: running $f"; "${mysql[@]}" < "$f"; echo ;;
+ *.sql.gz) echo "$0: running $f"; gunzip -c "$f" | "${mysql[@]}"; echo ;;
+ *) echo "$0: ignoring $f" ;;
+ esac
+ echo
+ done
+
+ if ! kill -s TERM "$pid" || ! wait "$pid"; then
+ echo >&2 'MySQL init process failed.'
+ exit 1
+ fi
+
+ echo
+ echo 'MySQL init process done. Ready for start up.'
+ echo
+ fi
+fi
+
+exec "$@"
Code Review / oom.git / commitdiff