global interfaces explorer: only check if we have ip or ifconfig and be more compatible.

tests on debian, centos, freebsd, openbsd, netbsd and solaris confirm that this is enough and extra os check is not needed here.
This commit is contained in:
ander 2019-04-20 01:59:21 +03:00
parent 69fc80ec95
commit ab3544d5e8

View file

@ -1,6 +1,6 @@
#!/bin/sh
#!/bin/sh -e
#
# 2012 Sébastien Gross <seb•ɑƬ•chezwam•ɖɵʈ•org>
# 2019 Ander Punnar (ander-at-kvlt-dot-ee)
#
# This file is part of cdist.
#
@ -17,35 +17,14 @@
# You should have received a copy of the GNU General Public License
# along with cdist. If not, see <http://www.gnu.org/licenses/>.
#
#
# List all network interfaces in explorer/ifaces. One interface per line.
#
# If your OS is not supported please provide a ifconfig output
#
# Use ip, if available
if command -v ip >/dev/null; then
if command -v ip > /dev/null
then
ip -o link show | sed -n 's/^[0-9]\+: \(.\+\): <.*/\1/p'
exit 0
elif command -v ifconfig > /dev/null
then
ifconfig -a \
| sed -n -E 's/^(.*)(:[[:space:]]*flags=|Link encap).*/\1/p' \
| sort -u
fi
if ! command -v ifconfig >/dev/null; then
# no ifconfig, nothing we could do
exit 0
fi
uname_s="$(uname -s)"
REGEXP='s/^(.*)(:[[:space:]]*flags=|Link encap).*/\1/p'
case "$uname_s" in
Darwin)
ifconfig -a | sed -n -E "$REGEXP"
;;
Linux|*BSD)
ifconfig -a | sed -n -r "$REGEXP"
;;
*)
echo "Unsupported ifconfig output for $uname_s" >&2
exit 1
;;
esac