config is in openssh-server 1:7.6p1-4ubuntu0.3.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | #! /bin/sh
set -e
. /usr/share/debconf/confmodule
db_version 2.0
get_config_option() {
option="$1"
[ -f /etc/ssh/sshd_config ] || return
# TODO: actually only one '=' allowed after option
perl -lne '
s/[[:space:]]+/ /g; s/[[:space:]]+$//;
print if s/^[[:space:]]*'"$option"'[[:space:]=]+//i' \
/etc/ssh/sshd_config 2>/dev/null
}
permit_root_login="$(get_config_option PermitRootLogin)" || true
password_authentication="$(get_config_option PasswordAuthentication)" || true
if [ -f /etc/ssh/sshd_config ]; then
# Make sure the debconf database is in sync with the current state
# of the system.
if [ "$permit_root_login" = yes ]; then
db_set openssh-server/permit-root-login false
else
db_set openssh-server/permit-root-login true
fi
if [ "$password_authentication" = no ]; then
db_set openssh-server/password-authentication false
else
db_set openssh-server/password-authentication true
fi
fi
if dpkg --compare-versions "$2" lt-nl 1:6.6p1-1 && \
[ "$permit_root_login" = yes ]; then
if [ "$(getent shadow root | cut -d: -f2)" = "!" ]; then
db_set openssh-server/permit-root-login true
else
db_input high openssh-server/permit-root-login || true
db_go
fi
fi
exit 0
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