1 files changed, 22 insertions, 7 deletions
diff --git a/packaging/makeself/install-or-update.sh b/packaging/makeself/install-or-update.sh
index 52a23fc7..03f7c2c7 100755
--- a/packaging/makeself/install-or-update.sh
+++ b/packaging/makeself/install-or-update.sh
@@ -179,7 +179,7 @@ dir_should_be_link() {
   fi
 
   run ln -s "${t}" "${d}"
-  cd "${old}"
+  cd "${old}" || true
 }
 
 dir_should_be_link . bin sbin
@@ -208,9 +208,28 @@ run chown -R ${NETDATA_USER}:${NETDATA_GROUP} /opt/netdata
 
 # -----------------------------------------------------------------------------
 
-progress "changing plugins ownership and setting setuid"
+progress "changing plugins ownership and permissions"
 
-for x in apps.plugin freeipmi.plugin ioping cgroup-network ebpf.plugin perf.plugin slabinfo.plugin nfacct.plugin xenstat.plugin; do
+if command -v setcap >/dev/null 2>&1; then
+    run setcap "cap_dac_read_search,cap_sys_ptrace=ep" "usr/libexec/netdata/plugins.d/apps.plugin"
+    run setcap "cap_dac_read_search=ep" "usr/libexec/netdata/plugins.d/slabinfo.plugin"
+
+    if command -v capsh >/dev/null 2>&1 && capsh --supports=cap_perfmon 2>/dev/null ; then
+        run setcap "cap_perfmon=ep" "usr/libexec/netdata/plugins.d/perf.plugin"
+    else
+        run setcap "cap_sys_admin=ep" "usr/libexec/netdata/plugins.d/perf.plugin"
+    fi
+
+    run setcap "cap_net_admin,cap_net_raw=eip" "usr/libexec/netdata/plugins.d/go.d.plugin"
+else
+  for x in apps.plugin perf.plugin slabinfo.plugin; do
+    f="usr/libexec/netdata/plugins.d/${x}"
+    run chown root:${NETDATA_GROUP} "${f}"
+    run chmod 4750 "${f}"
+  done
+fi
+
+for x in freeipmi.plugin ioping cgroup-network ebpf.plugin nfacct.plugin xenstat.plugin; do
   f="usr/libexec/netdata/plugins.d/${x}"
 
   if [ -f "${f}" ]; then
@@ -219,10 +238,6 @@ for x in apps.plugin freeipmi.plugin ioping cgroup-network ebpf.plugin perf.plug
   fi
 done
 
-if [ -f "usr/libexec/netdata/plugins.d/go.d.plugin" ] && command -v setcap 1>/dev/null 2>&1; then
-  run setcap "cap_net_admin+epi cap_net_raw=eip" "usr/libexec/netdata/plugins.d/go.d.plugin"
-fi
-
 # -----------------------------------------------------------------------------
 
 echo "Configure TLS certificate paths"