55 lines
1.4 KiB
Bash
55 lines
1.4 KiB
Bash
#!/bin/sh
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set -e
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action="$1"
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umask 022
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update_ssh_group_name() {
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# The _ssh group used to be called ssh, but that could clash with
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# locally-created user accounts. Since this only exists as an
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# otherwise-empty group to which ssh-agent is installed setgid, it's
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# easy to rename.
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if getent group ssh >/dev/null && ! getent group _ssh >/dev/null; then
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groupmod -n _ssh ssh
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fi
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}
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set_ssh_agent_permissions() {
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if ! getent group _ssh >/dev/null; then
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addgroup --system --quiet --force-badname _ssh
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fi
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if ! dpkg-statoverride --list /usr/bin/ssh-agent >/dev/null; then
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chgrp _ssh /usr/bin/ssh-agent
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chmod 2755 /usr/bin/ssh-agent
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fi
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}
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remove_obsolete_alternatives() {
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update-alternatives --remove rcp /usr/bin/scp
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update-alternatives --remove rlogin /usr/bin/slogin
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update-alternatives --remove rsh /usr/bin/ssh
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}
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if [ "$action" = configure ]; then
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if dpkg --compare-versions "$2" lt-nl 1:8.4p1-6~; then
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update_ssh_group_name
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fi
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set_ssh_agent_permissions
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if dpkg --compare-versions "$2" lt-nl 1:9.1p1-1~; then
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remove_obsolete_alternatives
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fi
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# debhelper compatibility level 14 may supersede this with something
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# more complete; in the meantime, just reload systemd's state so
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# that it at least has the current ssh-agent.* unit files.
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if [ -z "$DPKG_ROOT" ] && [ -d /run/systemd/system ]; then
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deb-systemd-invoke --user daemon-reload >/dev/null || true
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fi
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fi
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#DEBHELPER#
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exit 0
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