diff options
Diffstat (limited to 'debian/wireshark-common.postinst')
| -rw-r--r-- | debian/wireshark-common.postinst | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/debian/wireshark-common.postinst b/debian/wireshark-common.postinst new file mode 100644 index 0000000000..052fb536b8 --- /dev/null +++ b/debian/wireshark-common.postinst @@ -0,0 +1,40 @@ +#!/bin/sh + +set -e + +. /usr/share/debconf/confmodule +PROGRAM=/usr/bin/dumpcap +GROUP=wireshark + +if ! dpkg-statoverride --list $PROGRAM > /dev/null; then + db_get wireshark-common/install-setuid + if [ -e "$PROGRAM" ]; then + if [ "$RET" = "false" ] ; then + chown root:root $PROGRAM + chmod u=rwx,go=rx $PROGRAM + else + if ! addgroup --quiet --system $GROUP; then + echo "Executing \"addgroup --quiet --system $GROUP\" failed." + echo "Most probably the $GROUP group exists, but is not a system group." + echo "Please delete the existing group or re-create it as a system group and try configuring wireshark-common again." + exit 1 + fi + chown root:$GROUP $PROGRAM + if which setcap > /dev/null ; then + chmod u=rwx,g=rx,o=r $PROGRAM + if ! setcap cap_net_raw,cap_net_admin=eip $PROGRAM; then + echo "Setting capabilities for dumpcap using Linux Capabilities failed." + echo "Falling back to setting set-user-id bit." + chmod u=rwxs,g=rx,o=r $PROGRAM + fi + else + chmod u=rwxs,g=rx,o=r $PROGRAM + fi + fi + fi +else + echo "Preserving owner and mode for $PROGRAM set by dpkg-statoverride:" + dpkg-statoverride --list $PROGRAM +fi + +#DEBHELPER# |