added ./utils/outdated.sh

1 files changed, 148 insertions, 0 deletions

diff --git a/utils/outdated.sh b/utils/outdated.sh
new file mode 100755
index 00000000..fd8efa27
--- /dev/null
+++ b/utils/outdated.sh
@@ -0,0 +1,148 @@
+#!/bin/sh
+#
+# Scan repos/ for outdated packages using repology.org's latest-version badge.
+# Run from the project root.
+#
+# Usage:
+#   ./utils/outdated.sh                 scan all repos
+#   ./utils/outdated.sh core extra       scan only specified repos
+#   ./utils/outdated.sh llvm libressl    check only specified packages
+#   ./utils/outdated.sh -j               output as JSON
+#   ./utils/outdated.sh -q               quiet: only print outdated, skip "checking" lines
+
+repos_dir="$(dirname "$0")/../repos"
+
+json_output=false
+quiet=false
+selected_repos=
+selected_pkgs=
+
+known_repos="core extra community wip"
+
+for arg; do
+	case "$arg" in
+		-j) json_output=true;;
+		-q) quiet=true;;
+		*)
+			case " $known_repos " in
+				*" $arg "*) selected_repos="$selected_repos $arg";;
+				*) selected_pkgs="$selected_pkgs $arg";;
+			esac
+			;;
+	esac
+done
+
+if [ -z "$selected_repos" ]; then
+	selected_repos=$known_repos
+fi
+
+fetch_version() {
+	curl -sS -H "User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.36" \
+		"https://repology.org/badge/latest-versions/${1}.svg" \
+		| sed 's/, /,/g' \
+		| tr ' ' '\n' \
+		| grep -Eo 'central">.*<' \
+		| sed 's/<.*//;s/.*>//' \
+		| tr ',' '\n' \
+		| tail -n1
+}
+
+# collect package list into a temp file so the while loop runs in the main shell
+tmpfile=$(mktemp -t outdated.XXXXXX)
+trap 'rm -f "$tmpfile"' EXIT
+
+for repo in $selected_repos; do
+	[ -d "$repos_dir/$repo" ] || continue
+	for abuild in "$repos_dir/$repo"/*/abuild; do
+		[ -f "$abuild" ] || continue
+		dir="${abuild%/abuild}"
+		pkgname="${dir##*/}"
+
+		# filter by package name if specific packages were requested
+		if [ -n "$selected_pkgs" ]; then
+			match=false
+			for p in $selected_pkgs; do
+				[ "$pkgname" = "$p" ] && match=true && break
+			done
+			$match || continue
+		fi
+
+		printf '%s\t%s\t%s\n' "$repo" "$pkgname" "$dir"
+	done
+done | sort -t'	' -k2 > "$tmpfile"
+
+total=0
+outdated=0
+errors=0
+
+if $json_output; then
+	printf '{\n  "outdated": ['
+	first=true
+fi
+
+while IFS='	' read -r repo pkgname dir; do
+	curver=$(grep "^version=" "$dir/abuild" | awk -F= '{print $2}')
+	[ -n "$curver" ] || continue
+
+	# build repology lookup name from the directory name
+	repology_name="$pkgname"
+	case "$pkgname" in
+		python-*) repology_name="python:${pkgname#python-}";;
+		perl-*)   repology_name="perl:${pkgname#perl-}";;
+	esac
+
+	# per-package repology name override
+	if [ -s "$dir/outdated" ]; then
+		display_name=$(head -n1 "$dir/outdated")
+		repology_name="$display_name"
+	else
+		display_name="$pkgname"
+	fi
+
+	if ! $quiet; then
+		printf '  checking %s/%s ...\r' "$repo" "$display_name" >&2
+	fi
+
+	newver=$(fetch_version "$repology_name" 2>/dev/null || true)
+
+	if [ -z "$newver" ] || [ "$newver" = "-" ]; then
+		if $json_output; then
+			$first || printf ','
+			printf '\n    {"repo":"%s","name":"%s","current":"%s","status":"error"}' \
+				"$repo" "$display_name" "$curver"
+			first=false
+		else
+			printf '%-12s %-32s %-12s %s\n' "[$repo]" "$display_name" "$curver" "(repology lookup failed)" >&2
+		fi
+		errors=$((errors + 1))
+	elif [ "$curver" != "$newver" ]; then
+		if $json_output; then
+			$first || printf ','
+			printf '\n    {"repo":"%s","name":"%s","current":"%s","latest":"%s"}' \
+				"$repo" "$display_name" "$curver" "$newver"
+			first=false
+		else
+			printf '%-12s %-32s %-12s -> %s\n' "[$repo]" "$display_name" "$curver" "$newver"
+		fi
+		outdated=$((outdated + 1))
+	fi
+	total=$((total + 1))
+done < "$tmpfile"
+
+if $json_output; then
+	printf '\n  ]'
+	if [ "$errors" -gt 0 ] || [ "$outdated" -gt 0 ]; then
+		printf ',\n  "errors": %d,\n  "outdated_count": %d' "$errors" "$outdated"
+	else
+		printf ',\n  "errors": 0,\n  "outdated_count": 0'
+	fi
+	printf ',\n  "total": %d\n}\n' "$total"
+else
+	printf '  \033[0K' >&2
+	printf 'Done. %d packages checked, ' "$total" >&2
+	if [ "$outdated" -eq 0 ] && [ "$errors" -eq 0 ]; then
+		printf 'all up to date.\n' >&2
+	else
+		printf '%d outdated, %d lookup errors.\n' "$outdated" "$errors" >&2
+	fi
+fi