79 lines
1.7 KiB
Bash
Executable File
79 lines
1.7 KiB
Bash
Executable File
#!/usr/bin/bash
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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AUTOMATION_DIR="$(cd "$SCRIPT_DIR/.." && pwd)"
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ENV_FILE="${ENV_FILE:-$AUTOMATION_DIR/.env}"
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if [[ ! -f "$ENV_FILE" ]]; then
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echo "Missing env file: $ENV_FILE" >&2
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echo "Copy automation/.env.example to automation/.env and fill in real values first." >&2
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exit 1
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fi
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set -a
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# shellcheck disable=SC1090
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source "$ENV_FILE"
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set +a
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required_vars=(
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SERENITY_BACKUP_HOST
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SERENITY_BACKUP_ROOT
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PD_APPDATA_ROOT
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PD_DATABASES_ROOT
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PD_TANK_DOCKER_ROOT
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PD_DB_DUMP_ROOT
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POSTGRES_CONTAINER
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)
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for var in "${required_vars[@]}"; do
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if [[ -z "${!var:-}" ]]; then
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echo "Required variable $var is empty in $ENV_FILE" >&2
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exit 1
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fi
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done
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mkdir -p "$PD_DB_DUMP_ROOT"
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DOCKER_BIN="${DOCKER_BIN:-/usr/bin/docker}"
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SUDO_BIN="${SUDO_BIN:-/usr/bin/sudo}"
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USE_SUDO_FOR_DOCKER="${USE_SUDO_FOR_DOCKER:-true}"
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BACKUP_KNOWN_HOSTS="${BACKUP_KNOWN_HOSTS:-${HOME:-/root}/.ssh/known_hosts}"
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if [[ ! -x "$DOCKER_BIN" ]]; then
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echo "Docker binary not executable: $DOCKER_BIN" >&2
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exit 1
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fi
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docker_cmd() {
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if [[ "${EUID:-$(id -u)}" == "0" ]]; then
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"$DOCKER_BIN" "$@"
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elif [[ "$USE_SUDO_FOR_DOCKER" == "true" ]]; then
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"$SUDO_BIN" -n "$DOCKER_BIN" "$@"
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else
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"$DOCKER_BIN" "$@"
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fi
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}
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timestamp_utc() {
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date -u +"%Y%m%dT%H%M%SZ"
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}
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ssh_args() {
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local opts="-o BatchMode=yes -o StrictHostKeyChecking=accept-new -o UserKnownHostsFile=$BACKUP_KNOWN_HOSTS"
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if [[ -n "${BACKUP_SSH_KEY:-}" ]]; then
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printf '%s' "-i $BACKUP_SSH_KEY $opts"
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else
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printf '%s' "$opts"
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fi
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}
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ssh_cmd() {
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printf 'ssh %s' "$(ssh_args)"
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}
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latest_dump_for_db() {
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local db="$1"
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find "$PD_DB_DUMP_ROOT" -maxdepth 1 -type f -name "${db}_*.sql.gz" | sort | tail -n 1
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}
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