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[tor-commits] [tor/master] Some tests for log changes, commit, and rollback
commit 89c355b38601e0eda4e999219946bf2431d5de51
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date: Tue Nov 19 15:45:12 2019 -0500
Some tests for log changes, commit, and rollback
---
src/app/config/config.c | 8 ++--
src/app/config/config.h | 6 +++
src/test/test_options_act.c | 95 +++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 104 insertions(+), 5 deletions(-)
diff --git a/src/app/config/config.c b/src/app/config/config.c
index e0a334c79..8c5a53209 100644
--- a/src/app/config/config.c
+++ b/src/app/config/config.c
@@ -862,8 +862,6 @@ static void options_clear_cb(const config_mgr_t *mgr, void *opts);
static setopt_err_t options_validate_and_set(const or_options_t *old_options,
or_options_t *new_options,
char **msg_out);
-struct log_transaction_t;
-static void options_rollback_log_transaction(struct log_transaction_t *xn);
struct listener_transaction_t;
static void options_rollback_listener_transaction(
struct listener_transaction_t *xn);
@@ -1801,7 +1799,7 @@ typedef struct log_transaction_t {
* On failure return NULL and write a message into a newly allocated string in
* *<b>msg_out</b>.
**/
-static log_transaction_t *
+STATIC log_transaction_t *
options_start_log_transaction(const or_options_t *old_options,
char **msg_out)
{
@@ -1837,7 +1835,7 @@ options_start_log_transaction(const or_options_t *old_options,
* Finish configuring the logs that started to get configured with <b>xn</b>.
* Frees <b>xn</b>.
**/
-static void
+STATIC void
options_commit_log_transaction(log_transaction_t *xn)
{
const or_options_t *options = get_options();
@@ -1891,7 +1889,7 @@ options_commit_log_transaction(log_transaction_t *xn)
* Revert the log configuration changes that that started to get configured
* with <b>xn</b>. Frees <b>xn</b>.
**/
-static void
+STATIC void
options_rollback_log_transaction(log_transaction_t *xn)
{
if (!xn)
diff --git a/src/app/config/config.h b/src/app/config/config.h
index c6c03329b..15c935246 100644
--- a/src/app/config/config.h
+++ b/src/app/config/config.h
@@ -304,6 +304,12 @@ STATIC int options_init_logs(const or_options_t *old_options,
const or_options_t *options, int validate_only);
STATIC int options_create_directories(char **msg_out);
+struct log_transaction_t;
+STATIC struct log_transaction_t *options_start_log_transaction(
+ const or_options_t *old_options,
+ char **msg_out);
+STATIC void options_commit_log_transaction(struct log_transaction_t *xn);
+STATIC void options_rollback_log_transaction(struct log_transaction_t *xn);
#ifdef TOR_UNIT_TESTS
int options_validate(const or_options_t *old_options,
diff --git a/src/test/test_options_act.c b/src/test/test_options_act.c
index abc1c6548..0a9be28c5 100644
--- a/src/test/test_options_act.c
+++ b/src/test/test_options_act.c
@@ -6,6 +6,7 @@
#define CONFIG_PRIVATE
#include "core/or/or.h"
#include "app/config/config.h"
+#include "lib/encoding/confline.h"
#include "test/test.h"
#include "test/log_test_helpers.h"
@@ -167,11 +168,105 @@ test_options_act_create_dirs(void *arg)
tor_free(msg);
}
+static void
+test_options_act_log_transition(void *arg)
+{
+ (void)arg;
+ or_options_t *opts = mock_opts = options_new();
+ or_options_t *old_opts = NULL;
+ opts->LogTimeGranularity = 1000;
+ opts->SafeLogging_ = SAFELOG_SCRUB_ALL;
+ struct log_transaction_t *lt = NULL;
+ char *msg = NULL;
+ MOCK(get_options, mock_get_options);
+
+ tt_ptr_op(opts->Logs, OP_EQ, NULL);
+ config_line_append(&opts->Logs, "Log", "notice stdout");
+ lt = options_start_log_transaction(NULL, &msg);
+ tt_assert(lt);
+ tt_assert(!msg);
+
+ // commit, see that there is a change.
+ options_commit_log_transaction(lt);
+ lt=NULL;
+ tt_int_op(get_min_log_level(), OP_EQ, LOG_NOTICE);
+
+ // Now drop to debug.
+ old_opts = opts;
+ opts = mock_opts = options_new();
+ opts->LogTimeGranularity = 1000;
+ opts->SafeLogging_ = SAFELOG_SCRUB_ALL;
+ config_line_append(&opts->Logs, "Log", "debug stdout");
+ lt = options_start_log_transaction(old_opts, &msg);
+ tt_assert(lt);
+ tt_assert(!msg);
+
+ setup_full_capture_of_logs(LOG_NOTICE);
+ options_commit_log_transaction(lt);
+ lt=NULL;
+ expect_single_log_msg_containing("may contain sensitive information");
+ tt_int_op(get_min_log_level(), OP_EQ, LOG_DEBUG);
+
+ // Turn off SafeLogging
+ or_options_free(old_opts);
+ mock_clean_saved_logs();
+ old_opts = opts;
+ opts = mock_opts = options_new();
+ opts->SafeLogging_ = SAFELOG_SCRUB_NONE;
+ opts->LogTimeGranularity = 1000;
+ config_line_append(&opts->Logs, "Log", "debug stdout");
+ lt = options_start_log_transaction(old_opts, &msg);
+ tt_assert(lt);
+ tt_assert(!msg);
+ options_commit_log_transaction(lt);
+ lt=NULL;
+ expect_single_log_msg_containing("may contain sensitive information");
+ tt_int_op(get_min_log_level(), OP_EQ, LOG_DEBUG);
+
+ // Try rolling back.
+ or_options_free(old_opts);
+ mock_clean_saved_logs();
+ old_opts = opts;
+ opts = mock_opts = options_new();
+ opts->SafeLogging_ = SAFELOG_SCRUB_NONE;
+ opts->LogTimeGranularity = 1000;
+ config_line_append(&opts->Logs, "Log", "notice stdout");
+ lt = options_start_log_transaction(old_opts, &msg);
+ tt_assert(lt);
+ tt_assert(!msg);
+ options_rollback_log_transaction(lt);
+ expect_no_log_entry();
+ lt = NULL;
+ tt_int_op(get_min_log_level(), OP_EQ, LOG_DEBUG);
+
+ // Now try some bad options.
+ or_options_free(opts);
+ mock_clean_saved_logs();
+ opts = mock_opts = options_new();
+ opts->LogTimeGranularity = 1000;
+ config_line_append(&opts->Logs, "Log", "warn blaznert");
+ lt = options_start_log_transaction(old_opts, &msg);
+ tt_assert(!lt);
+ tt_str_op(msg, OP_EQ, "Failed to init Log options. See logs for details.");
+ expect_single_log_msg_containing("Couldn't parse");
+ tt_int_op(get_min_log_level(), OP_EQ, LOG_DEBUG);
+
+ done:
+ UNMOCK(get_options);
+ or_options_free(opts);
+ or_options_free(old_opts);
+ tor_free(msg);
+ if (lt)
+ options_rollback_log_transaction(lt);
+ teardown_capture_of_logs();
+}
+
#ifndef COCCI
#define T(name) { #name, test_options_act_##name, TT_FORK, NULL, NULL }
#endif
struct testcase_t options_act_tests[] = {
T(create_dirs),
+ T(log_transition),
END_OF_TESTCASES
};
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