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https://github.com/uprightbass360/AzerothCore-RealmMaster.git
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97 lines
3.0 KiB
Bash
Executable File
97 lines
3.0 KiB
Bash
Executable File
#!/bin/bash
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# Wrapper entrypoint to adapt MySQL container UID/GID to match host user expectations.
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set -euo pipefail
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ORIGINAL_ENTRYPOINT="${MYSQL_ORIGINAL_ENTRYPOINT:-docker-entrypoint.sh}"
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if ! command -v "$ORIGINAL_ENTRYPOINT" >/dev/null 2>&1; then
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# Fallback to common install path
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if [ -x /usr/local/bin/docker-entrypoint.sh ]; then
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ORIGINAL_ENTRYPOINT=/usr/local/bin/docker-entrypoint.sh
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fi
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fi
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TARGET_SPEC="${MYSQL_RUNTIME_USER:-${CONTAINER_USER:-}}"
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if [ -z "${TARGET_SPEC:-}" ] || [ "${TARGET_SPEC}" = "0:0" ]; then
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exec "$ORIGINAL_ENTRYPOINT" "$@"
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fi
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if [[ "$TARGET_SPEC" != *:* ]]; then
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echo "mysql-entrypoint: Expected MYSQL_RUNTIME_USER/CONTAINER_USER in uid:gid form, got '${TARGET_SPEC}'" >&2
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exit 1
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fi
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IFS=':' read -r TARGET_UID TARGET_GID <<< "$TARGET_SPEC"
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if ! [[ "$TARGET_UID" =~ ^[0-9]+$ ]] || ! [[ "$TARGET_GID" =~ ^[0-9]+$ ]]; then
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echo "mysql-entrypoint: UID/GID must be numeric (received uid='${TARGET_UID}' gid='${TARGET_GID}')" >&2
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exit 1
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fi
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if ! id mysql >/dev/null 2>&1; then
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echo "mysql-entrypoint: mysql user not found in container" >&2
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exit 1
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fi
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current_uid="$(id -u mysql)"
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current_gid="$(id -g mysql)"
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# Adjust group if needed
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target_group_name=""
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if [ "$current_gid" != "$TARGET_GID" ]; then
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if groupmod -g "$TARGET_GID" mysql 2>/dev/null; then
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target_group_name="mysql"
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else
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existing_group="$(getent group "$TARGET_GID" | cut -d: -f1 || true)"
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if [ -z "$existing_group" ]; then
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existing_group="mysql-host"
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if ! getent group "$existing_group" >/dev/null 2>&1; then
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groupadd -g "$TARGET_GID" "$existing_group"
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fi
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fi
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usermod -g "$existing_group" mysql
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target_group_name="$existing_group"
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fi
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else
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target_group_name="$(getent group mysql | cut -d: -f1)"
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fi
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if [ -z "$target_group_name" ]; then
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target_group_name="$(getent group "$TARGET_GID" | cut -d: -f1 || true)"
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fi
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# Adjust user UID if needed
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if [ "$current_uid" != "$TARGET_UID" ]; then
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if getent passwd "$TARGET_UID" >/dev/null 2>&1 && [ "$(getent passwd "$TARGET_UID" | cut -d: -f1)" != "mysql" ]; then
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echo "mysql-entrypoint: UID ${TARGET_UID} already in use by $(getent passwd "$TARGET_UID" | cut -d: -f1)." >&2
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echo "mysql-entrypoint: Please choose a different CONTAINER_USER or adjust the image." >&2
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exit 1
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fi
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usermod -u "$TARGET_UID" mysql
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fi
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# Ensure group lookup after potential changes
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target_group_name="$(getent group "$TARGET_GID" | cut -d: -f1 || echo "$target_group_name")"
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# Update ownership on relevant directories if they exist
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for path in /var/lib/mysql-runtime /var/lib/mysql /var/lib/mysql-persistent /backups; do
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if [ -e "$path" ]; then
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chown -R mysql:"$target_group_name" "$path"
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fi
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done
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disable_binlog="${MYSQL_DISABLE_BINLOG:-}"
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if [ "${disable_binlog}" = "1" ]; then
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add_skip_flag=1
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for arg in "$@"; do
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if [ "$arg" = "--skip-log-bin" ] || [[ "$arg" == --log-bin* ]]; then
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add_skip_flag=0
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break
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fi
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done
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if [ "$add_skip_flag" -eq 1 ]; then
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set -- "$@" --skip-log-bin
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fi
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fi
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exec "$ORIGINAL_ENTRYPOINT" "$@"
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