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authorNeels Hofmeyr <neels@hofmeyr.de>2017-12-16 05:38:37 +0100
committerNeels Hofmeyr <neels@hofmeyr.de>2017-12-17 23:18:59 +0100
commit86f9b1902cb0294a2b3c096dce88a15439d1d661 (patch)
tree37f092296136cb89a459f3ee4ef0e1e463128f0f
parent32c8f8ac9999a0fa0791a7ef1bdd87210876e15f (diff)
ctrl_test: expand to test message handling and detect mem leaks
Subsequent patches that tighten CTRL input validation will make the results more interesting. Change-Id: Idd4cc7d193db1a7d761f72ed33ed46eea450a78f
-rw-r--r--tests/ctrl/ctrl_test.c169
-rw-r--r--tests/ctrl/ctrl_test.ok85
2 files changed, 197 insertions, 57 deletions
diff --git a/tests/ctrl/ctrl_test.c b/tests/ctrl/ctrl_test.c
index 2bc3128..b3fa05e 100644
--- a/tests/ctrl/ctrl_test.c
+++ b/tests/ctrl/ctrl_test.c
@@ -9,6 +9,8 @@
#include <osmocom/core/logging.h>
#include <osmocom/core/msgb.h>
#include <osmocom/core/application.h>
+#include <osmocom/gsm/protocol/ipaccess.h>
+#include <osmocom/ctrl/control_if.h>
static void check_type(enum ctrl_type c)
{
@@ -24,19 +26,35 @@ static void check_type(enum ctrl_type c)
struct msgb *msgb_from_string(const char *str)
{
- char *rc;
+ struct ipaccess_head *iph;
+ struct ipaccess_head_ext *ipx;
+ char *str_msg;
size_t len = strlen(str) + 1;
- /* ctrl_cmd_parse() appends a '\0' to the msgb, allow one more byte. */
- struct msgb *msg = msgb_alloc(len + 1, str);
- msg->l2h = msg->head;
- rc = (char*)msgb_put(msg, len);
- OSMO_ASSERT(rc == (char*)msg->l2h);
- strcpy(rc, str);
+
+ struct msgb *msg = msgb_alloc(1024, str);
+
+ iph = (void*)msgb_put(msg, sizeof(*iph));
+ iph->proto = IPAC_PROTO_OSMO;
+
+ ipx = (void*)msgb_put(msg, sizeof(*ipx));
+ ipx->proto = IPAC_PROTO_EXT_CTRL;
+
+ str_msg = (char*)msgb_put(msg, len);
+ msg->l2h = (void*)str_msg;
+ osmo_strlcpy(str_msg, str, len);
+
+ iph->len = msgb_length(msg);
return msg;
}
static void *ctx = NULL;
+struct one_test {
+ const char *cmd_str;
+ struct ctrl_cmd expect_parsed;
+ const char *reply_str;
+};
+
void assert_same_str(const char *label, const char *expect, const char *got)
{
if ((expect == got) || (expect && got && (strcmp(expect, got) == 0))) {
@@ -49,20 +67,22 @@ void assert_same_str(const char *label, const char *expect, const char *got)
OSMO_ASSERT(expect == got);
}
-static void assert_parsing(const char *str, const struct ctrl_cmd *expect)
+static void assert_test(struct ctrl_handle *ctrl, struct ctrl_connection *ccon, const struct one_test *t)
{
struct ctrl_cmd *cmd;
- struct msgb *msg = msgb_from_string(str);
+ struct msgb *msg = msgb_from_string(t->cmd_str);
+ int ctx_size_was;
- printf("test parsing: '%s'\n", osmo_escape_str(str, -1));
+ printf("test: '%s'\n", osmo_escape_str(t->cmd_str, -1));
+ printf("parsing:\n");
cmd = ctrl_cmd_parse(ctx, msg);
OSMO_ASSERT(cmd);
- OSMO_ASSERT(expect->type == cmd->type);
+ OSMO_ASSERT(t->expect_parsed.type == cmd->type);
#define ASSERT_SAME_STR(field) \
- assert_same_str(#field, expect->field, cmd->field)
+ assert_same_str(#field, t->expect_parsed.field, cmd->field)
ASSERT_SAME_STR(id);
ASSERT_SAME_STR(variable);
@@ -72,35 +92,67 @@ static void assert_parsing(const char *str, const struct ctrl_cmd *expect)
talloc_free(cmd);
msgb_free(msg);
+ printf("handling:\n");
+
+ ctx_size_was = talloc_total_size(ctx);
+
+ msg = msgb_from_string(t->cmd_str);
+ ctrl_handle_msg(ctrl, ccon, msg);
+
+ if (llist_empty(&ccon->write_queue.msg_queue)) {
+ if (t->reply_str) {
+ printf("Got no reply, but expected \"%s\"\n", osmo_escape_str(t->reply_str, -1));
+ OSMO_ASSERT(!t->reply_str);
+ }
+ } else {
+ struct msgb *sent_msg = msgb_dequeue(&ccon->write_queue.msg_queue);
+ OSMO_ASSERT(sent_msg);
+ msgb_put_u8(sent_msg, 0);
+
+ printf("replied: '%s'\n", osmo_escape_str((char*)msgb_l2(sent_msg), -1));
+ OSMO_ASSERT(t->reply_str);
+ OSMO_ASSERT(!strcmp(t->reply_str, (char*)msgb_l2(sent_msg)))
+ msgb_free(sent_msg);
+ }
+ osmo_wqueue_clear(&ccon->write_queue);
+
+ msgb_free(msg);
+
+ if (talloc_total_size(ctx) != ctx_size_was) {
+ printf("mem leak!\n");
+ talloc_report_full(ctx, stdout);
+ OSMO_ASSERT(false);
+ }
+
printf("ok\n");
}
-struct one_parsing_test {
- const char *cmd_str;
- struct ctrl_cmd expect;
-};
-
-static const struct one_parsing_test test_parsing_list[] = {
+static const struct one_test test_messages_list[] = {
{ "GET 1 variable",
{
.type = CTRL_TYPE_GET,
.id = "1",
.variable = "variable",
- }
+ },
+ "ERROR 1 Command not found",
},
{ "GET 1 variable\n",
{
.type = CTRL_TYPE_GET,
.id = "1",
.variable = "variable\n", /* current bug */
- }
+ },
+ "ERROR 1 Command not found",
+
},
{ "GET 1 var\ni\nable",
{
.type = CTRL_TYPE_GET,
.id = "1",
.variable = "var\ni\nable", /* current bug */
- }
+ },
+ "ERROR 1 Command not found",
+
},
{ "GET 1 variable value",
{
@@ -108,7 +160,9 @@ static const struct one_parsing_test test_parsing_list[] = {
.id = "1",
.variable = "variable",
.value = NULL,
- }
+ },
+ "ERROR 1 Command not found",
+
},
{ "GET 1 variable value\n",
{
@@ -116,7 +170,9 @@ static const struct one_parsing_test test_parsing_list[] = {
.id = "1",
.variable = "variable",
.value = NULL,
- }
+ },
+ "ERROR 1 Command not found",
+
},
{ "GET 1 variable multiple value tokens",
{
@@ -124,7 +180,9 @@ static const struct one_parsing_test test_parsing_list[] = {
.id = "1",
.variable = "variable",
.value = NULL,
- }
+ },
+ "ERROR 1 Command not found",
+
},
{ "GET 1 variable multiple value tokens\n",
{
@@ -132,7 +190,9 @@ static const struct one_parsing_test test_parsing_list[] = {
.id = "1",
.variable = "variable",
.value = NULL,
- }
+ },
+ "ERROR 1 Command not found",
+
},
{ "SET 1 variable value",
{
@@ -140,7 +200,9 @@ static const struct one_parsing_test test_parsing_list[] = {
.id = "1",
.variable = "variable",
.value = "value",
- }
+ },
+ "ERROR 1 Command not found",
+
},
{ "SET 1 variable value\n",
{
@@ -148,7 +210,9 @@ static const struct one_parsing_test test_parsing_list[] = {
.id = "1",
.variable = "variable",
.value = "value",
- }
+ },
+ "ERROR 1 Command not found",
+
},
{ "SET weird_id variable value",
{
@@ -156,7 +220,9 @@ static const struct one_parsing_test test_parsing_list[] = {
.id = "weird_id",
.variable = "variable",
.value = "value",
- }
+ },
+ "ERROR weird_id Command not found",
+
},
{ "SET weird_id variable value\n",
{
@@ -164,7 +230,9 @@ static const struct one_parsing_test test_parsing_list[] = {
.id = "weird_id",
.variable = "variable",
.value = "value",
- }
+ },
+ "ERROR weird_id Command not found",
+
},
{ "SET 1 variable multiple value tokens",
{
@@ -172,7 +240,9 @@ static const struct one_parsing_test test_parsing_list[] = {
.id = "1",
.variable = "variable",
.value = "multiple value tokens",
- }
+ },
+ "ERROR 1 Command not found",
+
},
{ "SET 1 variable multiple value tokens\n",
{
@@ -180,7 +250,9 @@ static const struct one_parsing_test test_parsing_list[] = {
.id = "1",
.variable = "variable",
.value = "multiple value tokens",
- }
+ },
+ "ERROR 1 Command not found",
+
},
{ "SET 1 variable value_with_trailing_spaces ",
{
@@ -188,7 +260,9 @@ static const struct one_parsing_test test_parsing_list[] = {
.id = "1",
.variable = "variable",
.value = "value_with_trailing_spaces ",
- }
+ },
+ "ERROR 1 Command not found",
+
},
{ "SET 1 variable value_with_trailing_spaces \n",
{
@@ -196,7 +270,9 @@ static const struct one_parsing_test test_parsing_list[] = {
.id = "1",
.variable = "variable",
.value = "value_with_trailing_spaces ",
- }
+ },
+ "ERROR 1 Command not found",
+
},
{ "SET \n special_char_id value",
{
@@ -204,7 +280,9 @@ static const struct one_parsing_test test_parsing_list[] = {
.id = "\n",
.variable = "special_char_id",
.value = "value",
- }
+ },
+ "ERROR \n Command not found",
+
},
{ "SET \t special_char_id value",
{
@@ -212,17 +290,28 @@ static const struct one_parsing_test test_parsing_list[] = {
.id = "\t",
.variable = "special_char_id",
.value = "value",
- }
+ },
+ "ERROR \t Command not found",
+
},
};
-static void test_parsing()
+static void test_messages()
{
+ struct ctrl_handle *ctrl;
+ struct ctrl_connection *ccon;
int i;
- for (i = 0; i < ARRAY_SIZE(test_parsing_list); i++)
- assert_parsing(test_parsing_list[i].cmd_str,
- &test_parsing_list[i].expect);
+ ctrl = ctrl_handle_alloc2(ctx, NULL, NULL, 0);
+ ccon = talloc_zero(ctx, struct ctrl_connection);
+
+ osmo_wqueue_init(&ccon->write_queue, 1);
+
+ for (i = 0; i < ARRAY_SIZE(test_messages_list); i++)
+ assert_test(ctrl, ccon, &test_messages_list[i]);
+
+ talloc_free(ccon);
+ talloc_free(ctrl);
}
static struct log_info_cat test_categories[] = {
@@ -249,7 +338,7 @@ int main(int argc, char **argv)
check_type(CTRL_TYPE_ERROR);
check_type(64);
- test_parsing();
+ test_messages();
return 0;
}
diff --git a/tests/ctrl/ctrl_test.ok b/tests/ctrl/ctrl_test.ok
index 5775eb2..edf97ea 100644
--- a/tests/ctrl/ctrl_test.ok
+++ b/tests/ctrl/ctrl_test.ok
@@ -7,105 +7,156 @@ ctrl type 4 is SET_REPLY -> 4 OK
ctrl type 5 is TRAP -> 5 OK
ctrl type 6 is ERROR -> 6 OK
ctrl type 64 is unknown 0x40 [PARSE FAILED]
-test parsing: 'GET 1 variable'
+test: 'GET 1 variable'
+parsing:
id = '1'
variable = 'variable'
value = '(null)'
reply = '(null)'
+handling:
+replied: 'ERROR 1 Command not found'
ok
-test parsing: 'GET 1 variable\n'
+test: 'GET 1 variable\n'
+parsing:
id = '1'
variable = 'variable\n'
value = '(null)'
reply = '(null)'
+handling:
+replied: 'ERROR 1 Command not found'
ok
-test parsing: 'GET 1 var\ni\nable'
+test: 'GET 1 var\ni\nable'
+parsing:
id = '1'
variable = 'var\ni\nable'
value = '(null)'
reply = '(null)'
+handling:
+replied: 'ERROR 1 Command not found'
ok
-test parsing: 'GET 1 variable value'
+test: 'GET 1 variable value'
+parsing:
id = '1'
variable = 'variable'
value = '(null)'
reply = '(null)'
+handling:
+replied: 'ERROR 1 Command not found'
ok
-test parsing: 'GET 1 variable value\n'
+test: 'GET 1 variable value\n'
+parsing:
id = '1'
variable = 'variable'
value = '(null)'
reply = '(null)'
+handling:
+replied: 'ERROR 1 Command not found'
ok
-test parsing: 'GET 1 variable multiple value tokens'
+test: 'GET 1 variable multiple value tokens'
+parsing:
id = '1'
variable = 'variable'
value = '(null)'
reply = '(null)'
+handling:
+replied: 'ERROR 1 Command not found'
ok
-test parsing: 'GET 1 variable multiple value tokens\n'
+test: 'GET 1 variable multiple value tokens\n'
+parsing:
id = '1'
variable = 'variable'
value = '(null)'
reply = '(null)'
+handling:
+replied: 'ERROR 1 Command not found'
ok
-test parsing: 'SET 1 variable value'
+test: 'SET 1 variable value'
+parsing:
id = '1'
variable = 'variable'
value = 'value'
reply = '(null)'
+handling:
+replied: 'ERROR 1 Command not found'
ok
-test parsing: 'SET 1 variable value\n'
+test: 'SET 1 variable value\n'
+parsing:
id = '1'
variable = 'variable'
value = 'value'
reply = '(null)'
+handling:
+replied: 'ERROR 1 Command not found'
ok
-test parsing: 'SET weird_id variable value'
+test: 'SET weird_id variable value'
+parsing:
id = 'weird_id'
variable = 'variable'
value = 'value'
reply = '(null)'
+handling:
+replied: 'ERROR weird_id Command not found'
ok
-test parsing: 'SET weird_id variable value\n'
+test: 'SET weird_id variable value\n'
+parsing:
id = 'weird_id'
variable = 'variable'
value = 'value'
reply = '(null)'
+handling:
+replied: 'ERROR weird_id Command not found'
ok
-test parsing: 'SET 1 variable multiple value tokens'
+test: 'SET 1 variable multiple value tokens'
+parsing:
id = '1'
variable = 'variable'
value = 'multiple value tokens'
reply = '(null)'
+handling:
+replied: 'ERROR 1 Command not found'
ok
-test parsing: 'SET 1 variable multiple value tokens\n'
+test: 'SET 1 variable multiple value tokens\n'
+parsing:
id = '1'
variable = 'variable'
value = 'multiple value tokens'
reply = '(null)'
+handling:
+replied: 'ERROR 1 Command not found'
ok
-test parsing: 'SET 1 variable value_with_trailing_spaces '
+test: 'SET 1 variable value_with_trailing_spaces '
+parsing:
id = '1'
variable = 'variable'
value = 'value_with_trailing_spaces '
reply = '(null)'
+handling:
+replied: 'ERROR 1 Command not found'
ok
-test parsing: 'SET 1 variable value_with_trailing_spaces \n'
+test: 'SET 1 variable value_with_trailing_spaces \n'
+parsing:
id = '1'
variable = 'variable'
value = 'value_with_trailing_spaces '
reply = '(null)'
+handling:
+replied: 'ERROR 1 Command not found'
ok
-test parsing: 'SET \n special_char_id value'
+test: 'SET \n special_char_id value'
+parsing:
id = '\n'
variable = 'special_char_id'
value = 'value'
reply = '(null)'
+handling:
+replied: 'ERROR \n Command not found'
ok
-test parsing: 'SET \t special_char_id value'
+test: 'SET \t special_char_id value'
+parsing:
id = '\t'
variable = 'special_char_id'
value = 'value'
reply = '(null)'
+handling:
+replied: 'ERROR \t Command not found'
ok