* @version 1.0
*/
#include <string>
-
+#include <fstream>
#include <sys/smack.h>
#include <ckmc/ckmc-type.h>
#include <ckm-common.h>
#include <tests_common.h>
-#include <access_provider2.h>
#include <ckm/ckm-control.h>
#include <ckm/ckm-manager.h>
#include <ckmc/ckmc-control.h>
#include <ckmc/ckmc-manager.h>
-#include <service_manager.h>
+#include <fcntl.h>
#include <unistd.h>
-const char* SERVICE[] = {
- "central-key-manager-listener.service",
- "central-key-manager.service" };
-
-void start_service(ServiceIdx idx)
-{
- ServiceManager sm(SERVICE[idx]);
- sm.startService();
-}
-
-void stop_service(ServiceIdx idx)
-{
- ServiceManager sm(SERVICE[idx]);
- sm.stopService();
-}
-
-
-void switch_to_storage_user(const char* label)
-{
- AccessProvider ap(label);
- ap.allowAPI("key-manager::api-storage", "rw");
- ap.applyAndSwithToUser(APP_UID, APP_GID);
-}
-
-void switch_to_storage_ocsp_user(const char* label)
-{
- AccessProvider ap(label);
- ap.allowAPI("key-manager::api-storage", "rw");
- ap.allowAPI("key-manager::api-ocsp", "rw");
- ap.applyAndSwithToUser(APP_UID, APP_GID);
-}
-
-DBCleanup::~DBCleanup()
-{
- // Let it throw. If db can't be cleared further tests are unreliable
- CKM::ManagerShPtr mgr = CKM::Manager::create();
- for(const auto& it:m_aliases)
- mgr->removeAlias(it);
- m_aliases.clear();
+const std::string SMACK_USER_APP_PREFIX = "User::App::";
+const char *SYSTEM_LABEL = ckmc_owner_id_system;
+const char *TEST_LABEL = "test_label";
+const char *TEST_LABEL_2 = "test_label_2";
+const char *TEST_LABEL_3 = "test_label_3";
+const char *TEST_LABEL_4 = "test_label_4";
+const char *TEST_LABEL_5 = "test_label_5";
+
+void generate_random(size_t random_bytes, char *output)
+{
+ RUNNER_ASSERT(random_bytes>0 && output);
+
+ std::ifstream is("/dev/urandom", std::ifstream::binary);
+ RUNNER_ASSERT_MSG(is, "Failed to read /dev/urandom");
+ is.read(output, random_bytes);
+ if(static_cast<std::streamsize>(random_bytes) != is.gcount()) {
+ RUNNER_ASSERT_MSG(false,
+ "Not enough bytes read from /dev/urandom: " << random_bytes << "!=" <<
+ is.gcount());
+ }
}
-// returns process label
-CharPtr get_label()
-{
+std::string getLabel() {
int ret;
- char* my_label = NULL;
- RUNNER_ASSERT_MSG(0 <= (ret = smack_new_label_from_self(&my_label)),
+ char* myLabel = NULL;
+ RUNNER_ASSERT_MSG(0 <= (ret = smack_new_label_from_self(&myLabel)),
"Failed to get smack label for self. Error: " << ret);
+ RUNNER_ASSERT_MSG(myLabel, "NULL smack label");
+ std::string result = myLabel;
+ free(myLabel);
+ return result;
+}
- return CharPtr(my_label, free);
+std::string getOwnerIdFromSelf() {
+ const std::string& prefix = SMACK_USER_APP_PREFIX;
+ std::string smack = getLabel();
+ if (0 == smack.compare(0, prefix.size(), prefix))
+ return smack.substr(prefix.size(), std::string::npos);
+ return "/" + smack;
}
std::string aliasWithLabel(const char *label, const char *alias)
return std::string(alias);
}
-// changes process label
-void change_label(const char* label)
+std::string aliasWithLabelFromSelf(const char *alias)
{
- int ret = smack_set_label_for_self(label);
- RUNNER_ASSERT_MSG(0 == ret, "Error in smack_set_label_for_self("<<label<<"). Error: " << ret);
-}
+ std::ostringstream oss;
+ oss << getOwnerIdFromSelf() << ckmc_label_name_separator << alias;
-ScopedLabel::ScopedLabel(const char* label) : m_original_label(get_label())
-{
- change_label(label);
+ return oss.str();
}
-ScopedLabel::~ScopedLabel()
-{
- /*
- * Let it throw. If we can't restore label then remaining tests results will be
- * unreliable anyway.
- */
- change_label(m_original_label.get());
-}
-
-const char * CKMCErrorToString(int error) {
#define ERRORDESCRIBE(name) case name: return #name
+const char * CKMCErrorToString(int error) {
switch(error) {
ERRORDESCRIBE(CKMC_ERROR_NONE);
ERRORDESCRIBE(CKMC_ERROR_INVALID_PARAMETER);
ERRORDESCRIBE(CKMC_ERROR_FILE_ACCESS_DENIED);
ERRORDESCRIBE(CKMC_ERROR_NOT_EXPORTABLE);
ERRORDESCRIBE(CKMC_ERROR_FILE_SYSTEM);
+ ERRORDESCRIBE(CKMC_ERROR_NOT_SUPPORTED);
ERRORDESCRIBE(CKMC_ERROR_UNKNOWN);
default: return "Error not defined";
}
-#undef ERRORDESCRIBE
}
+const char * CKMErrorToString(int error) {
+ switch (error) {
+ ERRORDESCRIBE(CKM_API_SUCCESS);
+ ERRORDESCRIBE(CKM_API_ERROR_SOCKET);
+ ERRORDESCRIBE(CKM_API_ERROR_BAD_REQUEST);
+ ERRORDESCRIBE(CKM_API_ERROR_BAD_RESPONSE);
+ ERRORDESCRIBE(CKM_API_ERROR_SEND_FAILED);
+ ERRORDESCRIBE(CKM_API_ERROR_RECV_FAILED);
+ ERRORDESCRIBE(CKM_API_ERROR_AUTHENTICATION_FAILED);
+ ERRORDESCRIBE(CKM_API_ERROR_INPUT_PARAM);
+ ERRORDESCRIBE(CKM_API_ERROR_BUFFER_TOO_SMALL);
+ ERRORDESCRIBE(CKM_API_ERROR_OUT_OF_MEMORY);
+ ERRORDESCRIBE(CKM_API_ERROR_ACCESS_DENIED);
+ ERRORDESCRIBE(CKM_API_ERROR_SERVER_ERROR);
+ ERRORDESCRIBE(CKM_API_ERROR_DB_LOCKED);
+ ERRORDESCRIBE(CKM_API_ERROR_DB_ERROR);
+ ERRORDESCRIBE(CKM_API_ERROR_DB_ALIAS_EXISTS);
+ ERRORDESCRIBE(CKM_API_ERROR_DB_ALIAS_UNKNOWN);
+ ERRORDESCRIBE(CKM_API_ERROR_VERIFICATION_FAILED);
+ ERRORDESCRIBE(CKM_API_ERROR_INVALID_FORMAT);
+ ERRORDESCRIBE(CKM_API_ERROR_FILE_ACCESS_DENIED);
+ ERRORDESCRIBE(CKM_API_ERROR_NOT_EXPORTABLE);
+ ERRORDESCRIBE(CKM_API_ERROR_FILE_SYSTEM);
+ ERRORDESCRIBE(CKM_API_ERROR_NOT_SUPPORTED);
+ ERRORDESCRIBE(CKM_API_ERROR_UNKNOWN);
+ default: return "Error not defined";
+ }
+}
+#undef ERRORDESCRIBE
+
std::string CKMCReadableError(int error) {
std::string output("Error: ");
output += std::to_string(error);
check_remove_allowed(m_alias.c_str());
}
-void GarbageCollector::add(const char* alias)
-{
- save_item item;
- item.item_alias = std::string(alias);
- item.owner_label = std::string(get_label().get());
- item.owner_uid = geteuid();
- item.owner_gid = getegid();
- m_garbage.push_back(item);
-}
-
-void GarbageCollector::save(const char* alias, const char *data, int expected_err)
-{
- save(alias, data, strlen(data), expected_err);
-}
-
-void GarbageCollector::save(const char* alias, const char *data, size_t len, int expected_err)
-{
- save_data(alias, data, len, expected_err);
-
- if(CKMC_ERROR_NONE == expected_err)
- add(alias);
-}
-
-GarbageCollector::~GarbageCollector()
-{
- for(auto & item : m_garbage)
- {
- ScopedAccessProvider ap(item.owner_label, item.owner_uid, item.owner_gid);
- check_remove_allowed(item.item_alias.c_str());
- }
-}
-
ScopedDBUnlock::ScopedDBUnlock(uid_t user_id, const char* passwd) : m_uid(user_id)
{
int temp;
ckmc_raw_buffer_s* buffer = NULL;
int ret = ckmc_get_data(alias, NULL, &buffer);
RUNNER_ASSERT_MSG(CKMC_ERROR_DB_ALIAS_UNKNOWN == ret,
- "App with different label shouldn't have rights to see this data." << CKMCErrorToString(ret));
+ "App with different label shouldn't have rights to see this data. " << CKMCErrorToString(ret));
ckmc_buffer_free(buffer);
}
}
+void check_key(const char *alias, int expected_error, ckmc_key_type_e expected_type)
+{
+ ckmc_key_s *test_key = NULL;
+ int temp = ckmc_get_key(alias, 0, &test_key);
+ RUNNER_ASSERT_MSG(
+ expected_error == temp,
+ "received: " << CKMCReadableError(temp) << " while expected: " << CKMCReadableError(expected_error));
+ if(expected_type != CKMC_KEY_NONE)
+ {
+ RUNNER_ASSERT_MSG(
+ test_key->key_type == expected_type,
+ "received type: " << test_key->key_type << " while expected type: " << expected_type);
+ }
+ ckmc_key_free(test_key);
+}
+void check_key_allowed(const char *alias, ckmc_key_type_e expected_type)
+{
+ check_key(alias, CKMC_ERROR_NONE, expected_type);
+}
+void check_key_not_visible(const char *alias)
+{
+ check_key(alias, CKMC_ERROR_DB_ALIAS_UNKNOWN);
+}
+void check_cert_allowed(const char *alias)
+{
+ ckmc_cert_s *test_cert = NULL;
+ int temp = ckmc_get_cert(alias, 0, &test_cert);
+ ckmc_cert_free(test_cert);
+ RUNNER_ASSERT_MSG(CKMC_ERROR_NONE == temp, CKMCReadableError(temp));
+
+}
+void check_cert_not_visible(const char *alias)
+{
+ ckmc_cert_s *test_cert = NULL;
+ int temp = ckmc_get_cert(alias, 0, &test_cert);
+ ckmc_cert_free(test_cert);
+ RUNNER_ASSERT_MSG(CKMC_ERROR_DB_ALIAS_UNKNOWN == temp,
+ "App with different label shouldn't have rights to see this cert. " << CKMCErrorToString(temp));
+}
+
void allow_access(const char* alias, const char* accessor, int permissionMask)
{
// data removal should revoke this access
int ret;
auto control = CKM::Control::create();
RUNNER_ASSERT_MSG(CKM_API_SUCCESS == (ret = control->unlockUserKey(user_id, passwd)),
- "Error=" << CKM::ErrorToString(ret));
+ "Error=" << CKMErrorToString(ret));
}
void remove_user_data(uid_t user_id)
std::string sharedDatabase(const CKM::Alias & alias)
{
- return aliasWithLabel(ckmc_label_shared_owner, alias.c_str());
+ return aliasWithLabel(ckmc_owner_id_system, alias.c_str());
+}
+
+ckmc_raw_buffer_s* createRandomBufferCAPI(size_t random_bytes)
+{
+ ckmc_raw_buffer_s* buffer = NULL;
+ char* data = static_cast<char*>(malloc(random_bytes*sizeof(char)));
+ RUNNER_ASSERT(data);
+ generate_random(random_bytes, data);
+ int ret = ckmc_buffer_new(reinterpret_cast<unsigned char*>(data), random_bytes, &buffer);
+ RUNNER_ASSERT_MSG(ret == CKMC_ERROR_NONE, "Buffer creation failed: " << CKMCErrorToString(ret));
+ return buffer;
+}
+
+CKM::RawBuffer createRandomBuffer(size_t random_bytes)
+{
+ char buffer[random_bytes];
+ generate_random(random_bytes, buffer);
+ return CKM::RawBuffer(buffer, buffer + random_bytes);
+}
+
+ckmc_key_s *generate_AES_key(size_t lengthBits, const char *passwd)
+{
+ ckmc_key_s *retval = reinterpret_cast<ckmc_key_s *>(malloc(sizeof(ckmc_key_s)));
+ RUNNER_ASSERT(retval != NULL);
+
+ RUNNER_ASSERT(lengthBits%8 == 0);
+ char *char_key_AES = reinterpret_cast<char*>(malloc(lengthBits/8));
+ RUNNER_ASSERT(char_key_AES != NULL);
+ generate_random(lengthBits/8, char_key_AES);
+
+ retval->raw_key = reinterpret_cast<unsigned char *>(char_key_AES);
+ retval->key_size = lengthBits/8;
+ retval->key_type = CKMC_KEY_AES;
+ retval->password = passwd?strdup(passwd):NULL;
+
+ return retval;
+}
+
+void validate_AES_key(ckmc_key_s *analyzed)
+{
+ RUNNER_ASSERT_MSG(analyzed, "provided key is NULL");
+ RUNNER_ASSERT_MSG(analyzed->raw_key != NULL, "provided key is empty");
+ RUNNER_ASSERT_MSG(analyzed->key_size==(128/8) ||
+ analyzed->key_size==(192/8) ||
+ analyzed->key_size==(256/8), "provided key length is invalid");
+ RUNNER_ASSERT_MSG(analyzed->key_type = CKMC_KEY_AES, "expected AES key, while got: " << analyzed->key_type);
+}
+
+void compare_AES_keys(ckmc_key_s *first, ckmc_key_s *second)
+{
+ validate_AES_key(first);
+ validate_AES_key(second);
+ RUNNER_ASSERT_MSG(
+ (first->key_size==second->key_size) &&
+ (memcmp(first->raw_key, second->raw_key, first->key_size)==0),
+ "data has been modified in key manager");
+ // bypassing password intentionally
+}
+
+ParamListPtr createParamListPtr()
+{
+ ckmc_param_list_h list = NULL;
+ assert_positive(ckmc_param_list_new, &list);
+ return ParamListPtr(list, ckmc_param_list_free);
+}
+
+void assert_buffers_equal(const ckmc_raw_buffer_s b1, const ckmc_raw_buffer_s b2, bool equal)
+{
+ if(equal) {
+ RUNNER_ASSERT_MSG(b1.size == b2.size, "Buffer size differs: " << b1.size << "!=" << b2.size);
+ RUNNER_ASSERT_MSG(0 == memcmp(b1.data, b2.data, b1.size), "Buffer contents differ");
+ } else {
+ RUNNER_ASSERT_MSG(b1.size != b2.size || 0 != memcmp(b1.data, b2.data, b1.size),
+ "Buffers should be different");
+ }
+}
+
+RawBufferPtr create_raw_buffer(ckmc_raw_buffer_s* buffer)
+{
+ return RawBufferPtr(buffer, ckmc_buffer_free);
}