52 lines
1.4 KiB
Bash
Executable File
52 lines
1.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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backup_path="${1:-}"
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if [[ -z "$backup_path" ]] || [[ ! -f "$backup_path" ]]; then
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echo "Utilização: $0 <ficheiro.dump>" >&2
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exit 1
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fi
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database_user="$(docker compose exec -T postgres printenv POSTGRES_USER)"
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restore_database="reserva_restore_$(date -u +%Y%m%d%H%M%S)_$$"
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if [[ ! "$database_user" =~ ^[A-Za-z0-9_]+$ ]] || [[ ! "$restore_database" =~ ^reserva_restore_[0-9_]+$ ]]; then
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echo "Identificador de restauro inválido." >&2
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exit 1
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fi
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cleanup() {
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docker compose exec -T postgres dropdb \
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--username="$database_user" \
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--if-exists \
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"$restore_database" > /dev/null
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}
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trap cleanup EXIT
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docker compose exec -T postgres createdb \
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--username="$database_user" \
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"$restore_database"
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docker compose exec -T postgres pg_restore \
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--username="$database_user" \
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--dbname="$restore_database" \
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--no-owner \
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--no-privileges < "$backup_path"
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migration_count="$(docker compose exec -T postgres psql \
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--username="$database_user" \
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--dbname="$restore_database" \
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--tuples-only \
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--no-align \
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--command='select count(*) from migrations')"
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if [[ ! "$migration_count" =~ ^[1-9][0-9]*$ ]]; then
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echo "O restauro não contém o histórico de migrations esperado." >&2
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exit 1
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fi
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echo "Restauro validado em base temporária (${migration_count} migrations)."
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