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53 lines
1.1 KiB
Bash
Executable file
53 lines
1.1 KiB
Bash
Executable file
#!/usr/bin/env bash
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#
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# Enumerates rotated access and error log files for archival.
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#
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# Kinsta rotates logs as:
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# ~/logs/access.log-YYYY-MM-DD-EPOCH
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# ~/logs/error.log-YYYY-MM-DD-EPOCH
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# The bare access.log / error.log is the currently-writing file.
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#
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# Output: TSV with columns: path, basename, type (access|error), gzipped (0|1)
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#
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set -u
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home_path="$HOME"
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# Canonical Kinsta rotation: {type}.log-YYYY-MM-DD-EPOCH[.gz]
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canonical_re='^(access|error)\.log-[0-9]{4}-[0-9]{2}-[0-9]{2}-[0-9]+(\.gz)?$'
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is_gzipped() {
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local magic
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magic=$(head -c 2 "$1" 2>/dev/null | od -An -tx1 | tr -d ' \n')
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[ "$magic" = "1f8b" ]
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}
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emit_file() {
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local path="$1"
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local type="$2"
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[ -f "$path" ] || return
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[ -s "$path" ] || return
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local base
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base="$(basename "$path")"
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[[ "$base" =~ $canonical_re ]] || return
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local gzipped=0
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is_gzipped "$path" && gzipped=1
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printf '%s\t%s\t%s\t%d\n' "$path" "$base" "$type" "$gzipped"
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}
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shopt -s nullglob
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for f in "$home_path"/logs/access.log-*; do
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emit_file "$f" "access"
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done
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for f in "$home_path"/logs/error.log-*; do
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emit_file "$f" "error"
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done
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