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-rw-r--r--src/network64
1 files changed, 46 insertions, 18 deletions
diff --git a/src/network b/src/network
index 94494cb..b0adcde 100644
--- a/src/network
+++ b/src/network
@@ -81,12 +81,13 @@ profile_up()
{
(
# Keep inside subshell so that options from one profile don't cross to others
- # exit 1 used as a subshell is effectively a new process
+ # exit 1 used in a subshell is effectively exiting a new process
[[ ! -d $STATE_DIR ]] && mkdir -p $STATE_DIR/{interfaces,profiles}
+ local PROFILE="$1" # save PROFILE in a variable so that it's available to PRE_UP/POST_DOWN etc hooks
- load_profile $1 || exit 1
+ load_profile "$PROFILE" || exit 1
- check_profile $1 && report_fail "$1 already connected" && exit 1
+ check_profile "$PROFILE" && report_fail "$PROFILE already connected" && exit 1
# NETWORKS_EXCLUSIVE, rc.conf: Profiles are globally mutually exclusive
# EXCLUSIVE, network.d/profile: Individual profile is mutually exclusive
@@ -94,7 +95,7 @@ profile_up()
all_down
fi
- report_try "$1 up"
+ report_try "$PROFILE up"
case $(check_iface $INTERFACE) in
up)
@@ -103,7 +104,7 @@ profile_up()
exit 1
else
interface_down $INTERFACE || exit 1
- load_profile $1
+ load_profile "$PROFILE"
fi
;;
external)
@@ -112,16 +113,28 @@ profile_up()
;;
esac
- eval $PRE_UP || exit 1
+ if ! ( eval $PRE_UP ); then # JP: sandbox the eval so variables don't bleed into current function
+ report_debug profile_up "PRE_UP failed"
+ report_fail
+ exit 1
+ fi
- if ! ${CONN_DIR}/${CONNECTION} up $1; then
+ if ! "$CONN_DIR/$CONNECTION" up "$PROFILE" "$2"; then
+ report_debug profile_up "connect failed"
report_fail
+ # "$CONN_DIR/$CONNECTION" down "$PROFILE" "$2" # JP: should we do this to make sure?
exit 1
fi
- eval $POST_UP || exit 1
+ if ! ( eval $POST_UP ); then # JP: sandbox the eval
+ report_debug profile_up "POST_UP failed"
+ report_fail
+ # failing POST_UP will take interface down
+ "$CONN_DIR/$CONNECTION" down "$PROFILE" "$2"
+ exit 1
+ fi
- set_profile up $1
+ set_profile up "$PROFILE"
unset EXCLUSIVE
# Successfully running a new profile; erase any suspended profiles on this interface
@@ -149,29 +162,41 @@ profile_down()
(
[[ ! -d $STATE_DIR ]] && mkdir -p $STATE_DIR/{interfaces,profiles}
- load_profile $1 || exit 1
+ local PROFILE="$1" # save PROFILE in a variable so that it's available to PRE_UP/POST_DOWN etc hooks
+
+ load_profile "$PROFILE" || exit 1
- if ! check_profile $1; then
+ if ! check_profile "$PROFILE"; then
report_fail "Profile not connected"
exit 1
fi
- report_try "$1 down"
+ report_try "$PROFILE down"
if [[ "$(get_iface_prof $INTERFACE)" == "external" ]]; then
report_fail "$interface was connected by another application"
exit 1
fi
- eval $PRE_DOWN || exit 1
+ if ! ( eval $PRE_DOWN ); then # JP: sandbox the eval
+ report_debug profile_down "PRE_DOWN failed"
+ # true # JP: did we want failing PRE_DOWN to leave the profile active?
+ report_fail
+ exit 1
+ fi
- if ! ${CONN_DIR}/${CONNECTION} down $1; then
+ if ! "$CONN_DIR/$CONNECTION" down "$PROFILE" "$2"; then
+ report_debug profile_up "disconnect failed"
report_fail
exit 1
fi
- eval $POST_DOWN || exit 1
+ if ! ( eval $POST_DOWN ); then # JP: sandbox the eval
+ report_debug profile_down "POST_DOWN failed"
+ report_fail
+ exit 1
+ fi
- set_profile down $1
+ set_profile down "$PROFILE"
report_success
); return $?
}
@@ -261,15 +286,18 @@ check_profile() {
#
set_profile() {
if [[ "$1" == "up" ]]; then
+ ( # subshell creates sandbox for sourced variables
. $PROFILE_DIR/$2
cp $PROFILE_DIR/$2 $STATE_DIR/profiles/
echo $2 > $STATE_DIR/last_profile
set_iface up $INTERFACE $2
-
- elif [[ "$1" == "down" ]]; then
+ )
+ elif [[ "$1" == "down" && -f "$STATE_DIR/profiles/$2" ]]; then # JP: skip if profile not already up
+ ( # subshell
. $STATE_DIR/profiles/$2
rm $STATE_DIR/profiles/$2
set_iface down $INTERFACE $2
+ )
fi
}