diff options
Diffstat (limited to 'backomp')
| -rwxr-xr-x | backomp | 49 |
1 files changed, 25 insertions, 24 deletions
@@ -7,17 +7,21 @@ function flr(n, s) { return int(n / s) * s } +function mstart(t) { + return mktime(strftime("%Y %m 01 00 00 00", t, 1), 1) +} + BEGIN { - len = split("h d w m", arr) - for (i = 1; i <= len; ++i) { + n = split("h d w m", arr) + for (i = 1; i <= n; ++i) { b = arr[i] - if (!match(opt_retain, "([*0-9]+)" b, md)) + if (!match(opt_retain, "([*0-9]+)(\\^?)" b, md)) continue + ret[b] = md[1] + newest_in[b] = (md[2] == "^") buckets[++n_buckets] = b - - newest_in[b] = !!index(opt_newest_in, b) } split("sun mon tue wed thu fri sat", arr) @@ -33,23 +37,24 @@ BEGIN { bt["h"] = flr(t, 60*60) bt["d"] = flr(t, 24*60*60) bt["w"] = flr(t + wshift, 7*24*60*60) - wshift - bt["m"] = mktime(strftime("%Y %m", t, 1) " 01 00 00 00", 1) + bt["m"] = mstart(t) for (i = 1; i <= n_buckets; ++i) { b = buckets[i] - if (b == "m" && !newest_in["w"] && bt["m"] > bt["w"]) - next - - if (newest_in[b] && bt[b] == last[b, b]) { - for (j = 1; j < i; ++j) { - if (bt[buckets[j]] == last[b, buckets[j]]) - break - } - if (j == i) + if (b == "m" && "w" in ret) { + if (newest_in["w"]) { + if (mstart(bt["w"] + 6*24*60*60) > bt["m"]) + next + } else if (bt["w"] < bt["m"]) { next + } } + if (newest_in[b] && bt[b] == last[b, b] && (i == 1 || + bt[buckets[i-1]] != last[b, buckets[i-1]])) + next + if ((b, bt[b]) in bkeep || ret[b] == "*" || bc[b]++ < ret[b]) bkeep[b, bt[b]] = $1 @@ -62,8 +67,8 @@ END { for (i in bkeep) ++keep[bkeep[i]] - asorti(keep) - for (i in keep) + n = asorti(keep) + for (i = 1; i <= n; ++i) print keep[i] } EOF @@ -77,8 +82,7 @@ backup() { dest_dir="${1}" src_path="${2}" retain="${3}" - newest_in="${4}" - week_start="${5}" + week_start="${4}" [[ "$((dcount++))" -ne 0 ]] && echo echo "[${dcount}] [${retain}] ${src_path} => ${dest_dir}" @@ -93,9 +97,8 @@ backup() { mapfile -t keep < <( awk \ -v "opt_retain=${retain}" \ - -v "opt_newest_in=${newest_in}" \ -v "opt_week_start=${week_start}" \ - "${FILTER_AWK}" < <(printf '%s\n' "${snaps[@]}")) + -- "${FILTER_AWK}" < <(printf '%s\n' "${snaps[@]}")) if [[ -z "${keep}" ]]; then echo "WARNING: dirs to keep shouldn't be empty; skipping" >&2 return @@ -114,8 +117,7 @@ backup() { declare -A def_opts=( ['retain']='*h*d*w*m' - ['newest_in']='h' - ['week_start']='sun' + ['week_start']='mon' ) declare -A opts @@ -132,7 +134,6 @@ while IFS='=' read -r f1 f2; do else backup "${base_path}/${f1}" "${f2}" \ "${opts['retain']}" \ - "${opts['newest_in']}" \ "${opts['week_start']}" fi done < "${1}" |