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-rw-r--r--src/core/namespace.c35
1 files changed, 22 insertions, 13 deletions
diff --git a/src/core/namespace.c b/src/core/namespace.c
index 1f987a4b9d..080c086fd4 100644
--- a/src/core/namespace.c
+++ b/src/core/namespace.c
@@ -337,8 +337,8 @@ int setup_namespace(
char* tmp_dir,
char* var_tmp_dir,
bool private_dev,
- ProtectedHome protected_home,
- bool read_only_system,
+ ProtectHome protect_home,
+ ProtectSystem protect_system,
unsigned mount_flags) {
BindMount *m, *mounts = NULL;
@@ -356,8 +356,9 @@ int setup_namespace(
strv_length(read_only_dirs) +
strv_length(inaccessible_dirs) +
private_dev +
- (protected_home != PROTECTED_HOME_NO ? 2 : 0) +
- (read_only_system ? 2 : 0);
+ (protect_home != PROTECT_HOME_NO ? 2 : 0) +
+ (protect_system != PROTECT_SYSTEM_NO ? 2 : 0) +
+ (protect_system == PROTECT_SYSTEM_FULL ? 1 : 0);
if (n > 0) {
m = mounts = (BindMount *) alloca(n * sizeof(BindMount));
@@ -391,14 +392,14 @@ int setup_namespace(
m++;
}
- if (protected_home != PROTECTED_HOME_NO) {
- r = append_mounts(&m, STRV_MAKE("-/home", "-/run/user"), protected_home == PROTECTED_HOME_READ_ONLY ? READONLY : INACCESSIBLE);
+ if (protect_home != PROTECT_HOME_NO) {
+ r = append_mounts(&m, STRV_MAKE("-/home", "-/run/user"), protect_home == PROTECT_HOME_READ_ONLY ? READONLY : INACCESSIBLE);
if (r < 0)
return r;
}
- if (read_only_system) {
- r = append_mounts(&m, STRV_MAKE("/usr", "-/boot"), READONLY);
+ if (protect_system != PROTECT_SYSTEM_NO) {
+ r = append_mounts(&m, protect_system == PROTECT_SYSTEM_FULL ? STRV_MAKE("/usr", "/etc", "-/boot") : STRV_MAKE("/usr", "-/boot"), READONLY);
if (r < 0)
return r;
}
@@ -604,10 +605,18 @@ fail:
return r;
}
-static const char *const protected_home_table[_PROTECTED_HOME_MAX] = {
- [PROTECTED_HOME_NO] = "no",
- [PROTECTED_HOME_YES] = "yes",
- [PROTECTED_HOME_READ_ONLY] = "read-only",
+static const char *const protect_home_table[_PROTECT_HOME_MAX] = {
+ [PROTECT_HOME_NO] = "no",
+ [PROTECT_HOME_YES] = "yes",
+ [PROTECT_HOME_READ_ONLY] = "read-only",
};
-DEFINE_STRING_TABLE_LOOKUP(protected_home, ProtectedHome);
+DEFINE_STRING_TABLE_LOOKUP(protect_home, ProtectHome);
+
+static const char *const protect_system_table[_PROTECT_SYSTEM_MAX] = {
+ [PROTECT_SYSTEM_NO] = "no",
+ [PROTECT_SYSTEM_YES] = "yes",
+ [PROTECT_SYSTEM_FULL] = "full",
+};
+
+DEFINE_STRING_TABLE_LOOKUP(protect_system, ProtectSystem);