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Use root account for database

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kbe
2026-07-25 21:26:10 +02:00
parent 88696d6e30
commit b8564703bc
1 changed files with 81 additions and 73 deletions
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dump_db.sh
+17 -9
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@@ -18,7 +18,7 @@ umask 077
CONTAINER="${DOCKER_CONTAINER_NAME:-mariadb}" CONTAINER="${DOCKER_CONTAINER_NAME:-mariadb}"
PASSWORD_FILE="${PASSWORD_FILE:-/root/.mariadb-backup.pw}" PASSWORD_FILE="${PASSWORD_FILE:-/root/.mariadb-backup.pw}"
DB_USER="${DB_USER:-backup}" DB_USER="${DB_USER:-root}"
SCRIPT_DIR="$(cd "$(dirname "$(readlink -f "$0")")" && pwd)" SCRIPT_DIR="$(cd "$(dirname "$(readlink -f "$0")")" && pwd)"
DUMP_DIR="${DUMP_DIR:-dump}" DUMP_DIR="${DUMP_DIR:-dump}"
@@ -31,7 +31,10 @@ EXCLUDED_SCHEMAS="'information_schema','mysql','performance_schema','sys'"
# ================================================================= # =================================================================
die() { echo "ERROR: $*" >&2; exit 1; } die() {
echo "ERROR: $*" >&2
exit 1
}
warn() { echo "WARNING: $*" >&2; } warn() { echo "WARNING: $*" >&2; }
cleanup() { rm -rf "$STAGING"; } cleanup() { rm -rf "$STAGING"; }
@@ -41,8 +44,8 @@ trap cleanup EXIT
command -v docker >/dev/null 2>&1 || die "docker not found in PATH" command -v docker >/dev/null 2>&1 || die "docker not found in PATH"
[[ "$(docker inspect -f '{{.State.Running}}' "$CONTAINER" 2>/dev/null || echo false)" == "true" ]] \ [[ "$(docker inspect -f '{{.State.Running}}' "$CONTAINER" 2>/dev/null || echo false)" == "true" ]] ||
|| die "container '$CONTAINER' is not running" die "container '$CONTAINER' is not running"
if [[ -n "${MYSQL_ROOT_PASSWORD:-}" ]]; then if [[ -n "${MYSQL_ROOT_PASSWORD:-}" ]]; then
DB_PASS="$MYSQL_ROOT_PASSWORD" DB_PASS="$MYSQL_ROOT_PASSWORD"
@@ -54,10 +57,12 @@ fi
# Detect client binaries (MariaDB 11+ renamed them; MySQL keeps mysql/*). # Detect client binaries (MariaDB 11+ renamed them; MySQL keeps mysql/*).
if docker exec "$CONTAINER" sh -c 'command -v mariadb-dump' >/dev/null 2>&1; then if docker exec "$CONTAINER" sh -c 'command -v mariadb-dump' >/dev/null 2>&1; then
CLIENT=mariadb; DUMPER=mariadb-dump CLIENT=mariadb
DUMPER=mariadb-dump
CLIENT_BIN="mariadb" CLIENT_BIN="mariadb"
else else
CLIENT=mysql; DUMPER=mysqldump CLIENT=mysql
DUMPER=mysqldump
CLIENT_BIN="mysql" CLIENT_BIN="mysql"
fi fi
@@ -123,8 +128,8 @@ dump_users_and_grants() {
log "[dump] using mysqldump --users (MySQL 8.0.31+ style)" log "[dump] using mysqldump --users (MySQL 8.0.31+ style)"
db_exec "$DUMPER" -u "$DB_USER" --users \ db_exec "$DUMPER" -u "$DB_USER" --users \
>"$out" 2>/dev/null >"$out" 2>/dev/null
elif docker exec "$CONTAINER" sh -c "command -v mariadb-dump" >/dev/null 2>&1 \ elif docker exec "$CONTAINER" sh -c "command -v mariadb-dump" >/dev/null 2>&1 &&
&& docker exec "$CONTAINER" mariadb-dump --help 2>&1 | grep -q -- ' --system '; then docker exec "$CONTAINER" mariadb-dump --help 2>&1 | grep -q -- ' --system '; then
# MariaDB: --system=users # MariaDB: --system=users
log "[dump] using mariadb-dump --system=users" log "[dump] using mariadb-dump --system=users"
db_exec "$DUMPER" -u "$DB_USER" --system=users \ db_exec "$DUMPER" -u "$DB_USER" --system=users \
@@ -146,7 +151,10 @@ failed=()
verify_dump() { verify_dump() {
local f="$1" local f="$1"
[[ -s "$f" ]] || { warn "$(basename "$f"): empty"; return 1; } [[ -s "$f" ]] || {
warn "$(basename "$f"): empty"
return 1
}
# mysqldump ends with "-- Dump completed on ..."; mysqlpump ends similarly. # mysqldump ends with "-- Dump completed on ..."; mysqlpump ends similarly.
# For the mysql-schema fallback, just check non-empty (it has no marker). # For the mysql-schema fallback, just check non-empty (it has no marker).
if grep -q '^-- Dump completed' "$f" 2>/dev/null; then if grep -q '^-- Dump completed' "$f" 2>/dev/null; then