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-rw-r--r--src/core/load-fragment.c2
-rw-r--r--src/test/test-unit-file.c46
2 files changed, 47 insertions, 1 deletions
diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index 8bd6a67538..333fca46c4 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -1023,7 +1023,7 @@ int config_parse_bounding_set(const char *unit,
log_syntax(unit, LOG_ERR, filename, line, 0, "Trailing garbage, ignoring.");
capability_bounding_set = invert ? ~sum : sum;
- if (*capability_bounding_set_drop)
+ if (*capability_bounding_set_drop && capability_bounding_set)
*capability_bounding_set_drop = ~(~*capability_bounding_set_drop | capability_bounding_set);
else
*capability_bounding_set_drop = ~capability_bounding_set;
diff --git a/src/test/test-unit-file.c b/src/test/test-unit-file.c
index c58c48af3c..a2ca391e1a 100644
--- a/src/test/test-unit-file.c
+++ b/src/test/test-unit-file.c
@@ -24,6 +24,7 @@
#include <stddef.h>
#include <stdio.h>
#include <string.h>
+#include <sys/capability.h>
#include <unistd.h>
#include "alloc-util.h"
@@ -629,6 +630,50 @@ static void test_install_printf(void) {
expect(i4, "%U", "0");
}
+static uint64_t make_cap(int cap) {
+ return ((uint64_t) 1ULL << (uint64_t) cap);
+}
+
+static void test_config_parse_bounding_set(void) {
+ /* int config_parse_bounding_set(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) */
+ int r;
+ uint64_t capability_bounding_set_drop = 0;
+
+ r = config_parse_bounding_set(NULL, "fake", 1, "section", 1,
+ "CapabilityBoundingSet", 0, "CAP_NET_RAW",
+ &capability_bounding_set_drop, NULL);
+ assert_se(r >= 0);
+ assert_se(capability_bounding_set_drop == ~make_cap(CAP_NET_RAW));
+
+ r = config_parse_bounding_set(NULL, "fake", 1, "section", 1,
+ "CapabilityBoundingSet", 0, "CAP_NET_ADMIN",
+ &capability_bounding_set_drop, NULL);
+ assert_se(r >= 0);
+ assert_se(capability_bounding_set_drop == ~(make_cap(CAP_NET_RAW) | make_cap(CAP_NET_ADMIN)));
+
+ r = config_parse_bounding_set(NULL, "fake", 1, "section", 1,
+ "CapabilityBoundingSet", 0, "",
+ &capability_bounding_set_drop, NULL);
+ assert_se(r >= 0);
+ assert_se(capability_bounding_set_drop == ~((uint64_t) 0ULL));
+
+ r = config_parse_bounding_set(NULL, "fake", 1, "section", 1,
+ "CapabilityBoundingSet", 0, "~",
+ &capability_bounding_set_drop, NULL);
+ assert_se(r >= 0);
+ assert_se(capability_bounding_set_drop == (uint64_t) 0ULL);
+}
+
int main(int argc, char *argv[]) {
int r;
@@ -637,6 +682,7 @@ int main(int argc, char *argv[]) {
r = test_unit_file_get_set();
test_config_parse_exec();
+ test_config_parse_bounding_set();
test_load_env_file_1();
test_load_env_file_2();
test_load_env_file_3();