40 lines
1.5 KiB
Bash
40 lines
1.5 KiB
Bash
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#!/usr/bin/env bash
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# backup_claude_jsonls.sh
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#
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# Claude Code stores every conversation as a JSONL transcript at
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# ~/.claude/projects/<encoded-project>/<session-uuid>.jsonl
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# Anthropic auto-deletes those files after 30 DAYS:
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# https://docs.claude.com/en/docs/claude-code/data-usage
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#
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# This script copies them, read-only, into ~/Documents/Claude_JSONL_Backup/
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# so the 30-day clock no longer applies. Re-run any time — rsync is incremental.
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# It NEVER deletes, modifies, or touches files inside ~/.claude/.
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set -eu
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SRC="${HOME}/.claude/projects/"
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DST="${HOME}/Documents/Claude_JSONL_Backup/"
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[ -d "$SRC" ] || { echo "ERROR: $SRC does not exist."; exit 1; }
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mkdir -p "$DST"
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echo "Backing up $SRC -> $DST"
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rsync -a --times "$SRC" "$DST"
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src_count=$(find "$SRC" -type f -name '*.jsonl' | wc -l | tr -d ' ')
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dst_count=$(find "$DST" -type f -name '*.jsonl' | wc -l | tr -d ' ')
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oldest=$(find "$DST" -type f -name '*.jsonl' -exec stat -f '%Sm %N' -t '%Y-%m-%d' {} \; 2>/dev/null \
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|| find "$DST" -type f -name '*.jsonl' -printf '%TY-%Tm-%Td %p\n' 2>/dev/null)
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oldest_date=$(echo "$oldest" | sort | head -n 1 | awk '{print $1}')
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newest_date=$(echo "$oldest" | sort | tail -n 1 | awk '{print $1}')
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echo "Source JSONL count : $src_count"
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echo "Backup JSONL count : $dst_count"
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echo "Oldest backup file : ${oldest_date:-n/a}"
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echo "Newest backup file : ${newest_date:-n/a}"
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if [ "$src_count" -ne "$dst_count" ]; then
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echo "FAIL: count mismatch ($src_count vs $dst_count)"; exit 2
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fi
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echo "OK: backup verified."
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