15 lines
529 B
Bash
Executable File
15 lines
529 B
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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PORT="${1:-/dev/cu.usbmodem1101}"
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BACKUP_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)/backups"
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TIMESTAMP="$(date +%Y%m%d_%H%M%S)"
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TARGET_FILE="${BACKUP_DIR}/nvs_backup_${TIMESTAMP}.bin"
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ESPTOOL_BIN="$(which esptool || which esptool.py || echo "${HOME}/.local/bin/esptool.py")"
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mkdir -p "$BACKUP_DIR"
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echo "Backing up NVS partition (0x9000, 0x5000) to $TARGET_FILE..."
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"$ESPTOOL_BIN" --port "$PORT" read_flash 0x9000 0x5000 "$TARGET_FILE"
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echo "NVS backup complete: $TARGET_FILE"
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