Move to os/ in preparation for merge into new dotfiles repository

[config/dotfiles.git] / os / debian / bin / init-reprepro.sh

diff --git a/os/debian/bin/init-reprepro.sh b/os/debian/bin/init-reprepro.sh
new file mode 100755 (executable)
index 0000000..4014dc4
--- /dev/null
+++ b/os/debian/bin/init-reprepro.sh
@@ -0,0 +1,90 @@
+# Setup a reprepro repository in /root/apt and add it to
+# /etc/apt/sources.list.
+
+# Copyright (C) 2013  Simon Ruderich
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+set -eu
+
+sources=/etc/apt/sources.list
+repo=/root/apt
+
+# Don't look for exact "file://$repo" match to allow modifications on the
+# system.
+if grep -E '^deb file:///' "$sources" >/dev/null 2>&1; then
+    echo "file:/// already present in '$sources'!" >&2
+    exit 1
+fi
+
+# Create signing key for the repository if necessary.
+email="apt@`hostname`"
+if ! gpg --list-keys "$email" >/dev/null 2>&1; then
+    # See doc/DETAILS in the gpg source tree for documentation.
+    gpg --gen-key --batch <<EOF
+%echo generating signing key $email for APT, this may take a while ...
+Key-Type: RSA
+Key-Length: 4096
+# "cert" is automatically used for primary key.
+Key-Usage: sign
+Subkey-Type: RSA
+Subkey-Length: 4096
+Subkey-Usage: encrypt
+Name-Real: Apt signing key
+Name-Email: $email
+Preferences: SHA512 SHA384 SHA256 SHA224 AES256 AES192 AES CAST5 BZIP2 ZLIB ZIP Uncompressed
+%commit
+EOF
+fi
+
+keyid=`gpg --list-keys --with-colons --fixed-list-mode "$email" \
+       | grep -E '^pub:' \
+       | tail -n1 \
+       | awk -F: '{ print $5 }'`
+# Copied from simon-config and modified (uses "$sources"), keep in sync.
+codename=`lsb_release -s -c 2>/dev/null \
+          || grep -E '^deb' "$sources" | head -n1 | awk '{ print $3 }'`
+
+# Create reprepro repository.
+if test ! -d "$repo"; then
+    echo "creating reprepro repository in '$repo'" >&2
+    mkdir -p "$repo/conf"
+    mkdir -p "$repo/morgue"
+
+    arch="`dpkg --print-architecture` `dpkg --print-foreign-architectures`"
+    cat >"$repo/conf/distributions" <<EOF
+Codename: $codename
+Components: main
+Architectures: $arch source
+SignWith: $keyid
+EOF
+        cat >"$repo/conf/options" <<EOF
+morguedir ./morgue
+EOF
+
+    # Initialize repository and check configuration files. Ignore errors if
+    # reprepro is not installed, it's not necessary for a correct
+    # installation.
+    echo 'Initializing repository, errors are ignored.' >&2
+    ( cd "$repo" && reprepro export ) || true
+
+    # Does nothing if the same key is imported multiple times.
+    echo 'Adding key with apt-key.' >&2
+    gpg --export "$keyid" | apt-key add -
+fi
+
+echo "deb file://$repo $codename main" >>"$sources"
+
+echo 'Finished successfully'. >&2