migrate snippets

ubuntu-ssh-crypt.sh.md

@@ -0,0 +1,103 @@
+#!/bin/sh
+# location: /etc/initramfs-tools/hooks/crypt_unlock.sh
+
+PREREQ="dropbear"
+
+prereqs() {
+echo "$PREREQ"
+}
+
+case "$1" in
+prereqs)
+prereqs
+exit 0
+;;
+esac
+
+. "${CONFDIR}/initramfs.conf"
+. /usr/share/initramfs-tools/hook-functions
+
+if [ "${DROPBEAR}" != "n" ] && [ -r "/etc/crypttab" ] ; then
+cat > "${DESTDIR}/bin/unlock" << EOF
+#!/bin/sh
+if PATH=/lib/unlock:/bin:/sbin /scripts/local-top/cryptroot; then
+kill \`ps | grep cryptroot | grep -v "grep" | awk '{print \$1}'\`
+# following line kill the remote shell right after the passphrase has
+# been entered.
+kill -9 \`ps | grep "\-sh" | grep -v "grep" | awk '{print \$1}'\`
+exit 0
+fi
+exit 1
+EOF
+
+chmod 755 "${DESTDIR}/bin/unlock"
+
+mkdir -p "${DESTDIR}/lib/unlock"
+cat > "${DESTDIR}/lib/unlock/plymouth" << EOF
+#!/bin/sh
+[ "\$1" == "--ping" ] && exit 1
+/bin/plymouth "\$@"
+EOF
+
+chmod 755 "${DESTDIR}/lib/unlock/plymouth"
+
+echo To unlock root-partition run "unlock" >> ${DESTDIR}/etc/motd
+
+
+
+# ---
+#!/bin/sh
+# location: /usr/share/initramfs-tools/scripts/init-bottom/dropbear.sh
+
+PREREQ=""
+
+prereqs() {
+        echo "$PREREQ"
+}
+
+case "$1" in
+        prereqs)
+                prereqs
+                exit 0
+        ;;
+esac
+
+. /scripts/functions
+
+[ -r /var/run/dropbear.pid ] || exit 0
+
+log_begin_msg "Stopping dropbear"
+
+kill `cat /var/run/dropbear.pid`
+
+ip addr flush dev eth0;
+ip link set down eth0;
+
+log_end_msg
+
+
+
+
+# ----
+# location: /etc/initramfs-tools/scripts/local-top/mount-boot.sh
+
+PREREQ="udev devpts"
+prereqs() {
+    echo "$PREREQ"
+}
+case "$1" in
+    prereqs)
+        prereqs
+        exit 0
+    ;;
+esac
+. /scripts/functions
+
+# 195.9.250.36 is the local static IP
+# 76.9.158.210/32 ist the gateway
+ip address add 195.9.250.36 peer 76.9.158.210/32 brd 255.255.255.255 dev eth0;
+ip link set up eth0;
+ip route add 76.9.158.210 src 195.9.250.36 dev eth0;
+ip route add default via 76.9.158.210 dev eth0;
+ip addr;
+ip route;

update-git.sh

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+if [[ ! -z "$(git status --porcelain --ignore-submodules -unormal)" ]]; then
+        echo "[bot] commit dirty changes"
+        git commit -m "bot update" -a
+fi
+if [[ "$(git rev-list --left-right --count HEAD...@'{u}' | cut -f2 )" != "0" ]]; then
+        echo "[bot] fetch current version"
+        git pull --rebase
+fi
+if [[ "$(git rev-list --left-right --count HEAD...@'{u}' | cut -f1 )" != "0" ]]; then
+        echo "[bot] push commits"
+        git remote | xargs -L1 git push --all
+fi