91 lines
2.7 KiB
Bash
91 lines
2.7 KiB
Bash
#!/bin/sh
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set -e
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. /usr/share/debconf/confmodule
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THIS_PACKAGE=ddm
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DEFAULT_DISPLAY_MANAGER_FILE=/etc/X11/default-display-manager
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# creating dde group if he isn't already there
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if ! getent group dde >/dev/null; then
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addgroup --system dde
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fi
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# creating dde user if he isn't already there
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if ! getent passwd dde >/dev/null; then
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adduser --system --ingroup dde --home /var/lib/ddm dde
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usermod -c "Simple Wayland Display Manager" dde
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usermod -d "/var/lib/ddm" dde
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usermod -g "dde" dde
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usermod -s "/bin/false" dde
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fi
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if [ ! -e /var/lib/ddm ]; then
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# If dde was purged while running, the home dir gets removed but the user
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# remains (as deluser refuses to delete a user that's in use).
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mkdir -p /var/lib/ddm
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fi
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if [ -d /var/lib/ddm ]; then
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# There has been a -R in version prior to 0.19
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# but this opens up symlink attacks. Remove it.
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chown dde:dde /var/lib/ddm
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chmod 0750 /var/lib/ddm
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fi
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# debconf is not a registry, so we only fiddle with the default file if it
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# does not exist
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if ! [ -e "$DEFAULT_DISPLAY_MANAGER_FILE" ]; then
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if db_get shared/default-x-display-manager; then
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if [ -z "$RET" ]; then
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RET="$THIS_PACKAGE"
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fi
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if [ "$THIS_PACKAGE" != "$RET" ]; then
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echo "Please be sure to run \"dpkg --configure $RET\"."
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fi
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if db_get "$RET"/daemon_name; then
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echo "$RET" > "$DEFAULT_DISPLAY_MANAGER_FILE"
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fi
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fi
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fi
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# remove the displaced old default display manager file if it exists
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if [ -e "$DEFAULT_DISPLAY_MANAGER_FILE.dpkg-tmp" ]; then
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rm "$DEFAULT_DISPLAY_MANAGER_FILE.dpkg-tmp"
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fi
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# debconf hangs if ddm gets started below without this
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db_stop || true
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if [ "$1" = "configure" ]; then
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invoke-rc.d dbus reload || true
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fi
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DEFAULT_SERVICE=/etc/systemd/system/display-manager.service
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# set default-display-manager systemd service link according to our config
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if [ "$1" = configure ] && [ -d /etc/systemd/system/ ]; then
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if [ -e "$DEFAULT_DISPLAY_MANAGER_FILE" ]; then
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SERVICE=/lib/systemd/system/$(basename $(cat "$DEFAULT_DISPLAY_MANAGER_FILE")).service
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if [ -h "$DEFAULT_SERVICE" ] && [ $(readlink "$DEFAULT_SERVICE") = /dev/null ]; then
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echo "Display manager service is masked" >&2
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elif [ -e "$SERVICE" ]; then
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ln -sf "$SERVICE" "$DEFAULT_SERVICE"
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else
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echo "ERROR: $SERVICE is the selected default display manager but does not exist" >&2
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fi
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fi
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fi
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if [ -x /etc/init.d/ddm ]; then
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update-rc.d ddm defaults >/dev/null 2>&1
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fi
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touch /var/log/ddm.log
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chown dde:dde /var/log/ddm.log
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#DEBHELPER#
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exit 0
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