Initial commit

2 files changed, 73 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..0cb6b4e
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+*.iso*
+*sums
diff --git a/al32-mktorrent.sh b/al32-mktorrent.sh
new file mode 100644
index 0000000..65ba794
--- /dev/null
+++ b/al32-mktorrent.sh
@@ -0,0 +1,71 @@
+#! /bin/bash
+set -euo pipefail
+
+function join_by { local IFS="$1"; shift; echo "$*"; }
+
+usage () {
+	echo "Usage: $0 [i686|dual]"
+}
+
+if [ "$#" -eq 0 ] ; then 
+	echo "No architecture specified, selecting 'i686'"
+	arch="i686"
+elif [ "$#" -eq 1 ] ; then
+	echo "Selecting architecture '$1'"
+	arch="$1"
+else
+	usage
+	echo "Too many arguments, exiting" >&2
+	exit 1
+fi
+
+fg_green="\033[32m"
+fg_red="\033[31m"
+fg_blue="\033[34m"
+fg_reset="\033[0m"
+fg_bold="\033[1m"
+
+MIRRORLIST_FILE="https://raw.githubusercontent.com/archlinux32/packages/master/core/pacman-mirrorlist/mirrorlist"
+
+mirrorlist="$(curl "$MIRRORLIST_FILE" 2>/dev/null | grep Server | cut -d '=' -f 2 | sed -e 's/\s//g;s_$arch/$repo_archisos/_')"
+
+declare -a available_mirrors
+
+read -r -p "Date of the ISO: " iso_date
+
+iso_string="archlinux-$iso_date-$arch.iso"
+
+for i in $mirrorlist ; do
+	echo -n -e "$fg_reset${fg_bold}Checking $fg_reset$fg_blue$i$fg_reset "
+	curl -g "$i" 2>/dev/null | grep -q "$iso_string" && (
+		echo -e "$fg_reset${fg_green}OK$fg_reset"
+	) || ( echo -e "$fg_reset${fg_red}Failed$fg_reset" ; false ) || continue
+	available_mirrors=(${available_mirrors[@]} "$i")
+done
+
+echo "${#available_mirrors[@]} mirrors available"
+
+
+if [ ! -f "$iso_string" ] ; then
+	echo -e "$fg_reset${fg_bold}Downloading iso...$fg_reset"
+	curl -O "${available_mirrors[0]}$iso_string"
+else
+	echo -e "$fg_reset${fg_bold}Reusing already downloaded iso...$fg_reset"
+fi
+
+
+echo -e "$fg_reset${fg_bold}Downloading verification files...$fg_reset"
+curl -O "${available_mirrors[0]}$iso_string.sig"
+curl -O "${available_mirrors[0]}sha512sums"
+
+echo -n -e "$fg_reset${fg_bold}Checking PGP signature...$fg_reset "
+gpg --verify "$iso_string.sig" "$iso_string" || exit 100
+echo -e "$fg_reset${fg_green}OK"
+
+echo -e "$fg_reset${fg_bold}Checking SHA512 sums...$fg_reset"
+sha512sum --ignore-missing --check sha512sums || exit 101
+
+echo -e "$fg_reset${fg_bold}Create torrent file...$fg_reset"
+mktorrent --announce=http://dopsi.ch:6969/announce --web-seed="$(join_by ',' "${available_mirrors[@]}")" "$iso_string" 
+
+# vim: set ts=4 sw=4: