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Code Issues Releases Wiki Activity

datastorage: fixes to linked list handling

Browse source 
general: fixed whitespace and typos
memory audit: on by default in build
memory audit: enhanced audit info
ubus: refactor denied_req expiry to assist datastorage testing
datastorage: fixed performance bug in handling of linked list entry expiry
datastorage: fixed SEGV in skip list handling
test_storage: added linked list memory allocation stress tests
This commit is contained in:
Ian Clowes 2020-08-05 11:03:06 +01:00 • committed by Polynomialdivision
parent 34da5328f6
commit 117a340b9d
11 changed files with 395 additions and 275 deletions
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147
src/test/test_storage.c
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@ -34,7 +34,7 @@ int ret = 0;
client *mc = client_array_get_client(client_addr);
mc = client_array_delete(mc, true);
hwaddr_aton(dest_ap, mc->bssid_addr.u8);
insert_client_to_array(mc);
insert_client_to_array(mc, 0);
printf("BSS TRANSITION TO %s\n", dest_ap);
// Tell caller not to change the arrays any further
@ -81,12 +81,19 @@ int get_bandwidth_iwinfo(struct dawn_mac client_addr, float* rx_rate, float* tx_
return 0;
}
int send_add_mac(struct dawn_mac client_addr)
{
printf("send_add_mac() was called...\n");
return 0;
}
/*** Local Function Prototypes and Related Constants ***/
static int array_auto_helper(int action, int i0, int i1);
#define HELPER_ACTION_ADD 0x0000
#define HELPER_ACTION_DEL 0x1000
#define HELPER_ACTION_MASK 0x1000
#define HELPER_ACTION_ADD 0x1000
#define HELPER_ACTION_DEL 0x2000
#define HELPER_ACTION_STRESS 0x4000
#define HELPER_ACTION_MASK 0x7000
#define HELPER_AP 0x0001
#define HELPER_CLIENT 0x0002
@ -102,6 +109,33 @@ static time_t faketime = 1000;
static bool faketime_auto = true; // true = increment every command; false = scripted updates
/*** Test harness code */
static void time_moves_on()
{
// Sometimes move fake time on a second - about 1 in 5 chance
if (((rand() & 0xFF) > 200))
{
faketime += 1;
}
return;
}
static void set_random_mac(uint8_t *mac)
{
int16_t r1 = rand();
int16_t r2 = rand();
int16_t r3 = rand();
mac[0] = r1;
mac[1] = r1 >> 4;
mac[2] = r2;
mac[3] = r2 >> 4;
mac[4] = r3;
mac[5] = r3 >> 4;
return;
}
static int array_auto_helper(int action, int i0, int i1)
{
int m = i0;
@ -125,7 +159,15 @@ static int array_auto_helper(int action, int i0, int i1)
ap* ap0 = dawn_malloc(sizeof(struct ap_s));
ap0->bssid_addr = this_mac;
insert_to_ap_array(ap0);
insert_to_ap_array(ap0, 0);
}
else if ((action & HELPER_ACTION_MASK) == HELPER_ACTION_STRESS) {
ap* ap0 = dawn_malloc(sizeof(struct ap_s));
set_random_mac(ap0->bssid_addr.u8);
insert_to_ap_array(ap0, faketime);
remove_old_ap_entries(faketime, 10);
time_moves_on();
}
else
ap_array_delete(ap_array_get_ap(this_mac));
@ -138,7 +180,16 @@ static int array_auto_helper(int action, int i0, int i1)
client0->bssid_addr = this_mac;
client0->client_addr = this_mac;
insert_client_to_array(client0);
insert_client_to_array(client0, 0);
}
else if ((action & HELPER_ACTION_MASK) == HELPER_ACTION_STRESS) {
client* client0 = dawn_malloc(sizeof(struct client_s));
set_random_mac(client0->client_addr.u8);
set_random_mac(client0->bssid_addr.u8);
insert_client_to_array(client0, faketime);
remove_old_client_entries(faketime, 10);
time_moves_on();
}
else
{
@ -157,7 +208,16 @@ static int array_auto_helper(int action, int i0, int i1)
probe0->client_addr = this_mac;
probe0->bssid_addr = this_mac;
insert_to_array(probe0, true, true, true); // TODO: Check bool flags
insert_to_array(probe0, true, true, true, 0); // TODO: Check bool flags
}
else if ((action & HELPER_ACTION_MASK) == HELPER_ACTION_STRESS) {
probe0 = dawn_malloc(sizeof(probe_entry));
set_random_mac(probe0->client_addr.u8);
set_random_mac(probe0->bssid_addr.u8);
insert_to_array(probe0, true, true, true, faketime);
remove_old_probe_entries(faketime, 10);
time_moves_on();
}
else
{
@ -180,7 +240,16 @@ static int array_auto_helper(int action, int i0, int i1)
auth_entry0->bssid_addr = this_mac;
auth_entry0->client_addr = this_mac;
insert_to_denied_req_array(auth_entry0, true); // TODO: Check bool flags
insert_to_denied_req_array(auth_entry0, true, 0); // TODO: Check bool flags
}
else if ((action & HELPER_ACTION_MASK) == HELPER_ACTION_STRESS) {
auth_entry* auth_entry0 = dawn_malloc(sizeof(struct auth_entry_s));
set_random_mac(auth_entry0->bssid_addr.u8);
set_random_mac(auth_entry0->client_addr.u8);
insert_to_denied_req_array(auth_entry0, true, faketime);
remove_old_denied_req_entries(faketime, 10, false);
time_moves_on();
}
else
{
@ -406,6 +475,14 @@ static int consume_actions(int argc, char* argv[], int harness_verbosity)
ret = array_auto_helper(HELPER_AP | HELPER_ACTION_DEL, atoi(*(argv + 1)), atoi(*(argv + 2)));
}
}
else if (strcmp(*argv, "ap_stress") == 0)
{
args_required = 2;
if (curr_arg + args_required <= argc)
{
ret = array_auto_helper(HELPER_AP | HELPER_ACTION_STRESS, 1, atoi(*(argv + 1)));
}
}
else if (strcmp(*argv, "probe_add_auto") == 0)
{
args_required = 3;
@ -422,6 +499,14 @@ static int consume_actions(int argc, char* argv[], int harness_verbosity)
ret = array_auto_helper(HELPER_PROBE_ARRAY | HELPER_ACTION_DEL, atoi(*(argv + 1)), atoi(*(argv + 2)));
}
}
else if (strcmp(*argv, "probe_stress") == 0)
{
args_required = 2;
if (curr_arg + args_required <= argc)
{
ret = array_auto_helper(HELPER_PROBE_ARRAY | HELPER_ACTION_STRESS, 1, atoi(*(argv + 1)));
}
}
else if (strcmp(*argv, "client_add_auto") == 0)
{
args_required = 3;
@ -438,6 +523,14 @@ static int consume_actions(int argc, char* argv[], int harness_verbosity)
ret = array_auto_helper(HELPER_CLIENT | HELPER_ACTION_DEL, atoi(*(argv + 1)), atoi(*(argv + 2)));
}
}
else if (strcmp(*argv, "client_stress") == 0)
{
args_required = 2;
if (curr_arg + args_required <= argc)
{
ret = array_auto_helper(HELPER_CLIENT | HELPER_ACTION_STRESS, 1, atoi(*(argv + 1)));
}
}
else if (strcmp(*argv, "auth_entry_add_auto") == 0)
{
args_required = 3;
@ -454,6 +547,14 @@ static int consume_actions(int argc, char* argv[], int harness_verbosity)
ret = array_auto_helper(HELPER_AUTH_ENTRY | HELPER_ACTION_DEL, atoi(*(argv + 1)), atoi(*(argv + 2)));
}
}
else if (strcmp(*argv, "auth_entry_stress") == 0)
{
args_required = 2;
if (curr_arg + args_required <= argc)
{
ret = array_auto_helper(HELPER_AUTH_ENTRY | HELPER_ACTION_STRESS, 1, atoi(*(argv + 1)));
}
}
else if (strcmp(*argv, "remove_old_ap_entries") == 0)
{
args_required = 2;
@ -633,7 +734,7 @@ static int consume_actions(int argc, char* argv[], int harness_verbosity)
}
if (ret == 0)
insert_to_ap_array(ap0);
insert_to_ap_array(ap0, ap0->time);
else
dawn_free(ap0);
}
@ -697,7 +798,7 @@ static int consume_actions(int argc, char* argv[], int harness_verbosity)
if (ret == 0)
{
insert_client_to_array(cl0);
insert_client_to_array(cl0, cl0->time);
}
}
else if (strcmp(*argv, "probe") == 0)
@ -776,7 +877,7 @@ static int consume_actions(int argc, char* argv[], int harness_verbosity)
pr0->rcpi = 0;
pr0->rsni = 0;
insert_to_array(pr0, true, true, true);
insert_to_array(pr0, true, true, true, pr0->time);
}
}
@ -821,7 +922,7 @@ static int consume_actions(int argc, char* argv[], int harness_verbosity)
if (ret == 0)
{
insert_to_denied_req_array(au0, true);
insert_to_denied_req_array(au0, true, au0->time);
}
}
else if (strcmp(*argv, "kick") == 0) // Perform kicking evaluation
@ -908,30 +1009,29 @@ static int consume_actions(int argc, char* argv[], int harness_verbosity)
}
}
else
{
{
args_required = 1;
printf("COMMAND \"%s\": Unknown - stopping!\n", *argv);
printf("COMMAND \"%s\": Unknown - stopping!\n", *argv);
ret = -1;
}
}
curr_arg += args_required;
curr_arg += args_required;
if (curr_arg <= argc)
{
// Still need to continue consuming args
argv += args_required;
// Sometimes move fake time on a second - about 1 in 5 chance
if (faketime_auto && ((rand() & 0xFF) > 200))
if (faketime_auto)
{
faketime += 1;
time_moves_on();
if (harness_verbosity > 0)
{
if (!(faketime & 1))
printf("Faketime: tick %" PRId64 "...\n", (int64_t)faketime);
else
printf("Faketime: tock %" PRId64 "...\n", (int64_t)faketime);
if (!(faketime & 1))
printf("Faketime: tick %" PRId64 "...\n", (int64_t)faketime);
else
printf("Faketime: tock %" PRId64 "...\n", (int64_t)faketime);
}
}
}
@ -1088,6 +1188,7 @@ int main(int argc, char* argv[])
if (ret == 0)
{
read = getline(&line, &len, fp);
dawn_regmem(line);
while (!ret && read != -1)
{
if (harness_verbosity > 0)