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-rw-r--r--src/nspawn/nspawn-settings.c20
-rw-r--r--src/nspawn/nspawn-settings.h3
-rw-r--r--src/nspawn/nspawn.c21
3 files changed, 36 insertions, 8 deletions
diff --git a/src/nspawn/nspawn-settings.c b/src/nspawn/nspawn-settings.c
index b920391b38..f088884776 100644
--- a/src/nspawn/nspawn-settings.c
+++ b/src/nspawn/nspawn-settings.c
@@ -85,6 +85,26 @@ Settings* settings_free(Settings *s) {
return NULL;
}
+bool settings_private_network(Settings *s) {
+ assert(s);
+
+ return
+ s->private_network > 0 ||
+ s->network_veth > 0 ||
+ s->network_bridge ||
+ s->network_interfaces ||
+ s->network_macvlan ||
+ s->network_ipvlan;
+}
+
+bool settings_network_veth(Settings *s) {
+ assert(s);
+
+ return
+ s->network_veth > 0 ||
+ s->network_bridge;
+}
+
DEFINE_CONFIG_PARSE_ENUM(config_parse_volatile_mode, volatile_mode, VolatileMode, "Failed to parse volatile mode");
int config_parse_expose_port(
diff --git a/src/nspawn/nspawn-settings.h b/src/nspawn/nspawn-settings.h
index 4cec40c1b7..16e8c54508 100644
--- a/src/nspawn/nspawn-settings.h
+++ b/src/nspawn/nspawn-settings.h
@@ -75,6 +75,9 @@ typedef struct Settings {
int settings_load(FILE *f, const char *path, Settings **ret);
Settings* settings_free(Settings *s);
+bool settings_network_veth(Settings *s);
+bool settings_private_network(Settings *s);
+
DEFINE_TRIVIAL_CLEANUP_FUNC(Settings*, settings_free);
const struct ConfigPerfItem* nspawn_gperf_lookup(const char *key, unsigned length);
diff --git a/src/nspawn/nspawn.c b/src/nspawn/nspawn.c
index ef042d518b..4093f58e3d 100644
--- a/src/nspawn/nspawn.c
+++ b/src/nspawn/nspawn.c
@@ -2912,11 +2912,17 @@ static int load_settings(void) {
}
if ((arg_settings_mask & SETTING_CAPABILITY) == 0) {
+ uint64_t plus;
- if (!arg_settings_trusted && settings->capability != 0)
- log_warning("Ignoring Capability= setting, file %s is not trusted.", p);
- else
- arg_retain |= settings->capability;
+ plus = settings->capability;
+ if (settings_private_network(settings))
+ plus |= (1ULL << CAP_NET_ADMIN);
+
+ if (!arg_settings_trusted && plus != 0) {
+ if (settings->capability != 0)
+ log_warning("Ignoring Capability= setting, file %s is not trusted.", p);
+ } else
+ arg_retain |= plus;
arg_retain &= ~settings->drop_capability;
}
@@ -2972,6 +2978,9 @@ static int load_settings(void) {
if (!arg_settings_trusted)
log_warning("Ignoring network settings, file %s is not trusted.", p);
else {
+ arg_network_veth = settings_private_network(settings);
+ arg_private_network = settings_private_network(settings);
+
strv_free(arg_network_interfaces);
arg_network_interfaces = settings->network_interfaces;
settings->network_interfaces = NULL;
@@ -2987,10 +2996,6 @@ static int load_settings(void) {
free(arg_network_bridge);
arg_network_bridge = settings->network_bridge;
settings->network_bridge = NULL;
-
- arg_network_veth = settings->network_veth > 0 || settings->network_bridge;
-
- arg_private_network = true; /* all these settings imply private networking */
}
}