lapuda
b35ed5989e
- Implemented AppOutdoorFairController for outdoor job fair public H5 interfaces. - Created CrossCityAllianceController for managing cross-domain alliance cities. - Added CrossCityAlliance domain model and corresponding service and mapper. - Developed CrossDomainJobVO for aggregating job data across job fairs. - Created SQL scripts for initializing the cross-city alliance table and modifying the public job fair schema. - Added migration script for backing up and restoring the HighGo database schema.
101 lines
5.4 KiB
Bash
Executable File
101 lines
5.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Back up the current SHZ schema and restore it into a new `shz` database on
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# the destination HighGo instance. Run this manually from the repository root.
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set -euo pipefail
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SOURCE_SSH_HOST="${SOURCE_SSH_HOST:-root@124.243.245.42}"
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SOURCE_DB_HOST="${SOURCE_DB_HOST:-39.98.44.136}"
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SOURCE_DB_PORT="${SOURCE_DB_PORT:-6023}"
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SOURCE_DB_NAME="${SOURCE_DB_NAME:-highgo}"
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SOURCE_DB_USER="${SOURCE_DB_USER:-sysdba}"
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SOURCE_SCHEMA="${SOURCE_SCHEMA:-shz}"
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SOURCE_PASSWORD_FILE="${SOURCE_PASSWORD_FILE:-.codex/skills/query-shz-highgo/.password}"
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TARGET_SSH_HOST="${TARGET_SSH_HOST:-root@124.243.245.42}"
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TARGET_DB_HOST="${TARGET_DB_HOST:-127.0.0.1}"
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TARGET_DB_PORT="${TARGET_DB_PORT:-5866}"
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TARGET_DB_NAME="${TARGET_DB_NAME:-shz}"
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TARGET_DB_USER="${TARGET_DB_USER:-sysdba}"
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HIGHGO_BIN="${HIGHGO_BIN:-/opt/HighGo4.5.7-see/bin}"
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BACKUP_DIR="${BACKUP_DIR:-backups/highgo}"
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for command in ssh shasum; do
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command -v "$command" >/dev/null || { echo "Missing required command: $command" >&2; exit 2; }
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done
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[[ -r "$SOURCE_PASSWORD_FILE" ]] || {
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echo "Source password file is missing or unreadable: $SOURCE_PASSWORD_FILE" >&2
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exit 2
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}
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read -r -s -p "Target HighGo password for ${TARGET_DB_USER}: " TARGET_PASSWORD
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printf '\n'
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[[ -n "$TARGET_PASSWORD" ]] || { echo "Target password cannot be empty." >&2; exit 2; }
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timestamp="$(date +%Y%m%d-%H%M%S)"
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mkdir -p "$BACKUP_DIR"
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backup_file="$BACKUP_DIR/${SOURCE_SCHEMA}-${timestamp}.dump"
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checksum_file="${backup_file}.sha256"
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sequence_backup_file="$BACKUP_DIR/public-sequences-${timestamp}.dump"
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sequence_checksum_file="${sequence_backup_file}.sha256"
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remote_psql() {
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local database="$1"
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local sql="$2"
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printf '%s\n' "$TARGET_PASSWORD" | ssh -o BatchMode=yes -o ConnectTimeout=10 "$TARGET_SSH_HOST" \
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"IFS= read -r PGPASSWORD; export PGPASSWORD; exec '$HIGHGO_BIN/psql' -X --no-psqlrc -h '$TARGET_DB_HOST' -p '$TARGET_DB_PORT' -U '$TARGET_DB_USER' -d '$database' -v ON_ERROR_STOP=1 -Atc \"$sql\""
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}
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echo "Checking target instance and database name..."
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remote_psql highgo 'SELECT 1' >/dev/null
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if [[ "$(remote_psql highgo "SELECT 1 FROM pg_database WHERE datname = '$TARGET_DB_NAME'")" == "1" ]]; then
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echo "Refusing to continue: target database '$TARGET_DB_NAME' already exists." >&2
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echo "No backup or restore was performed." >&2
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exit 3
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fi
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echo "Creating source backup: $backup_file"
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source_password="$(<"$SOURCE_PASSWORD_FILE")"
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printf '%s\n' "$source_password" | ssh -o BatchMode=yes -o ConnectTimeout=10 "$SOURCE_SSH_HOST" \
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"IFS= read -r PGPASSWORD; export PGPASSWORD; exec '$HIGHGO_BIN/pg_dump' -Fc --no-owner --no-privileges -h '$SOURCE_DB_HOST' -p '$SOURCE_DB_PORT' -U '$SOURCE_DB_USER' -d '$SOURCE_DB_NAME' -n '$SOURCE_SCHEMA'" \
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>"$backup_file"
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[[ -s "$backup_file" ]] || { echo "Backup is empty; refusing to create target database." >&2; rm -f "$backup_file"; exit 4; }
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shasum -a 256 "$backup_file" >"$checksum_file"
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echo "Creating public-sequence dependency backup: $sequence_backup_file"
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printf '%s\n' "$source_password" | ssh -o BatchMode=yes -o ConnectTimeout=10 "$SOURCE_SSH_HOST" \
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"IFS= read -r PGPASSWORD; export PGPASSWORD; exec '$HIGHGO_BIN/pg_dump' -Fc --no-owner --no-privileges -h '$SOURCE_DB_HOST' -p '$SOURCE_DB_PORT' -U '$SOURCE_DB_USER' -d '$SOURCE_DB_NAME' -t 'public.*_seq'" \
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>"$sequence_backup_file"
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[[ -s "$sequence_backup_file" ]] || { echo "Sequence backup is empty; refusing to create target database." >&2; rm -f "$backup_file" "$sequence_backup_file"; exit 4; }
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shasum -a 256 "$sequence_backup_file" >"$sequence_checksum_file"
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echo "Creating target database '$TARGET_DB_NAME'..."
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remote_psql highgo "CREATE DATABASE \"$TARGET_DB_NAME\"" >/dev/null
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echo "Restoring schema '$SOURCE_SCHEMA' into '$TARGET_DB_NAME'..."
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{ printf '%s\n' "$TARGET_PASSWORD"; cat "$sequence_backup_file"; } | ssh -o BatchMode=yes -o ConnectTimeout=10 "$TARGET_SSH_HOST" \
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"IFS= read -r PGPASSWORD; export PGPASSWORD; exec '$HIGHGO_BIN/pg_restore' --single-transaction --exit-on-error --no-owner --no-privileges -h '$TARGET_DB_HOST' -p '$TARGET_DB_PORT' -U '$TARGET_DB_USER' -d '$TARGET_DB_NAME'" \
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>/dev/null
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{ printf '%s\n' "$TARGET_PASSWORD"; cat "$backup_file"; } | ssh -o BatchMode=yes -o ConnectTimeout=10 "$TARGET_SSH_HOST" \
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"IFS= read -r PGPASSWORD; export PGPASSWORD; exec '$HIGHGO_BIN/pg_restore' --single-transaction --exit-on-error --no-owner --no-privileges -h '$TARGET_DB_HOST' -p '$TARGET_DB_PORT' -U '$TARGET_DB_USER' -d '$TARGET_DB_NAME'" \
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>/dev/null
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echo "Verifying restored schema..."
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source_count="$(printf '%s\n' "$source_password" | ssh -o BatchMode=yes -o ConnectTimeout=10 "$SOURCE_SSH_HOST" \
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"IFS= read -r PGPASSWORD; export PGPASSWORD; exec '$HIGHGO_BIN/psql' -X --no-psqlrc -h '$SOURCE_DB_HOST' -p '$SOURCE_DB_PORT' -U '$SOURCE_DB_USER' -d '$SOURCE_DB_NAME' -Atc \"SELECT count(*) FROM information_schema.tables WHERE table_schema = '$SOURCE_SCHEMA' AND table_type = 'BASE TABLE'\"")"
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target_count="$(remote_psql "$TARGET_DB_NAME" "SELECT count(*) FROM information_schema.tables WHERE table_schema = '$SOURCE_SCHEMA' AND table_type = 'BASE TABLE'")"
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if [[ "$source_count" != "$target_count" ]]; then
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echo "Verification failed: source has $source_count tables, target has $target_count." >&2
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exit 5
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fi
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unset TARGET_PASSWORD source_password
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echo "Migration complete. Backup: $backup_file"
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echo "Checksum: $checksum_file"
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echo "Sequence backup: $sequence_backup_file"
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echo "Sequence checksum: $sequence_checksum_file"
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echo "Verified base tables in schema '$SOURCE_SCHEMA': $target_count"
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