On Mon, Jan 25, 2016 at 11:35:15AM -0800, Steve Beattie wrote:
> This is a resend of patch meant to fix the unit test memory leaks found
> by intrigeri in the following email thread:
> 
>   https://lists.ubuntu.com/archives/apparmor/2015-August/008491.html
> 
> The patch is unchanged from the original submission.
> 
> [parser-fix_memory_leaks_in_unit_tests.patch]
> 
> Signed-off-by: Steve Beattie <[email protected]>

Acked-by: Seth Arnold <[email protected]>

Thanks

> ---
>  parser/parser_misc.c     |  107 
> ++++++++++++++---------------------------------
>  parser/parser_regex.c    |   66 +++++++++++++---------------
>  parser/parser_variable.c |   27 ++++++++++-
>  3 files changed, 87 insertions(+), 113 deletions(-)
> 
> Index: b/parser/parser_regex.c
> ===================================================================
> --- a/parser/parser_regex.c
> +++ b/parser/parser_regex.c
> @@ -792,46 +792,40 @@ out:
>  
>  #include "unit_test.h"
>  
> +#define MY_FILTER_TEST(input, expected_str)  \
> +     do {                                                                    
>                         \
> +             char *test_string = NULL;                                       
>                         \
> +             char *output_string = NULL;                                     
>                         \
> +                                                                             
>                         \
> +             test_string = strdup((input));                                  
>                         \
> +             filter_slashes(test_string);                                    
>                         \
> +             asprintf(&output_string, "simple filter / conversion for 
> '%s'\texpected = '%s'\tresult = '%s'", \
> +                             (input), (expected_str), test_string);          
>                         \
> +             MY_TEST(strcmp(test_string, (expected_str)) == 0, 
> output_string);                       \
> +                                                                             
>                         \
> +             free(test_string);                                              
>                         \
> +             free(output_string);                                            
>                         \
> +     }                                                                       
>                         \
> +     while (0)
> +
>  static int test_filter_slashes(void)
>  {
>       int rc = 0;
> -     char *test_string;
>  
> -     test_string = strdup("///foo//////f//oo////////////////");
> -     filter_slashes(test_string);
> -     MY_TEST(strcmp(test_string, "/foo/f/oo/") == 0, "simple tests");
> -
> -     test_string = strdup("/foo/f/oo");
> -     filter_slashes(test_string);
> -     MY_TEST(strcmp(test_string, "/foo/f/oo") == 0, "simple test for no 
> changes");
> -
> -     test_string = strdup("/");
> -     filter_slashes(test_string);
> -     MY_TEST(strcmp(test_string, "/") == 0, "simple test for '/'");
> -
> -     test_string = strdup("");
> -     filter_slashes(test_string);
> -     MY_TEST(strcmp(test_string, "") == 0, "simple test for ''");
> -
> -     test_string = strdup("//usr");
> -     filter_slashes(test_string);
> -     MY_TEST(strcmp(test_string, "//usr") == 0, "simple test for // 
> namespace");
> -
> -     test_string = strdup("//");
> -     filter_slashes(test_string);
> -     MY_TEST(strcmp(test_string, "//") == 0, "simple test 2 for // 
> namespace");
> -
> -     test_string = strdup("///usr");
> -     filter_slashes(test_string);
> -     MY_TEST(strcmp(test_string, "/usr") == 0, "simple test for ///usr");
> -
> -     test_string = strdup("///");
> -     filter_slashes(test_string);
> -     MY_TEST(strcmp(test_string, "/") == 0, "simple test for ///");
> -
> -     test_string = strdup("/a/");
> -     filter_slashes(test_string);
> -     MY_TEST(strcmp(test_string, "/a/") == 0, "simple test for /a/");
> +     MY_FILTER_TEST("///foo//////f//oo////////////////", "/foo/f/oo/");
> +     MY_FILTER_TEST("/foo/f/oo", "/foo/f/oo");
> +     MY_FILTER_TEST("/", "/");
> +     MY_FILTER_TEST("", "");
> +
> +     /* tests for "//" namespace */
> +     MY_FILTER_TEST("//usr", "//usr");
> +     MY_FILTER_TEST("//", "//");
> +
> +     /* tests for not "//" namespace */
> +     MY_FILTER_TEST("///usr", "/usr");
> +     MY_FILTER_TEST("///", "/");
> +
> +     MY_FILTER_TEST("/a/", "/a/");
>  
>       return rc;
>  }
> Index: b/parser/parser_misc.c
> ===================================================================
> --- a/parser/parser_misc.c
> +++ b/parser/parser_misc.c
> @@ -939,85 +939,40 @@ int test_str_to_boolean(void)
>       return rc;
>  }
>  
> +#define MY_TEST_UNQUOTED(input, expected, description) \
> +     do {                                                                    
>         \
> +             char *result_str = NULL;                                        
>         \
> +             char *output_str = NULL;                                        
>         \
> +                                                                             
>         \
> +             result_str = processunquoted((input), strlen((input)));         
>         \
> +             asprintf(&output_str, "processunquoted: %s\tinput = 
> '%s'\texpected = '%s'\tresult = '%s'", \
> +                             (description), (input), (expected), 
> result_str);        \
> +             MY_TEST(strcmp((expected), result_str) == 0, output_str);       
>         \
> +                                                                             
>         \
> +             free(output_str);                                               
>         \
> +             free(result_str);                                               
>         \
> +     }                                                                       
>         \
> +     while(0)
> +
>  int test_processunquoted(void)
>  {
>       int rc = 0;
> -     const char *teststring;
> -     const char *resultstring;
> -
> -     teststring = "";
> -     MY_TEST(strcmp(teststring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on empty string");
>  
> -     teststring = "\\1";
> -     resultstring = "\001";
> -     MY_TEST(strcmp(resultstring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on one digit octal");
> -
> -     teststring = "\\8";
> -     resultstring = "\\8";
> -     MY_TEST(strcmp(resultstring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on invalid octal digit \\8");
> -
> -     teststring = "\\18";
> -     resultstring = "\0018";
> -     MY_TEST(strcmp(resultstring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on one digit octal followed by invalid 
> octal digit");
> -
> -     teststring = "\\1a";
> -     resultstring = "\001a";
> -     MY_TEST(strcmp(resultstring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on one digit octal followed by hex 
> digit a");
> -
> -     teststring = "\\1z";
> -     resultstring = "\001z";
> -     MY_TEST(strcmp(resultstring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on one digit octal follow by char z");
> -
> -     teststring = "\\11";
> -     resultstring = "\011";
> -     MY_TEST(strcmp(resultstring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on two digit octal");
> -
> -     teststring = "\\118";
> -     resultstring = "\0118";
> -     MY_TEST(strcmp(resultstring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on two digit octal followed by invalid 
> octal digit");
> -
> -     teststring = "\\11a";
> -     resultstring = "\011a";
> -     MY_TEST(strcmp(resultstring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on two digit octal followed by hex 
> digit a");
> -
> -     teststring = "\\11z";
> -     resultstring = "\011z";
> -     MY_TEST(strcmp(resultstring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on two digit octal followed by char 
> z");
> -
> -     teststring = "\\111";
> -     resultstring = "\111";
> -     MY_TEST(strcmp(resultstring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on three digit octal");
> -
> -     teststring = "\\378";
> -     resultstring = "\0378";
> -     MY_TEST(strcmp(resultstring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on three digit octal two large, taken 
> as 2 digit octal plus trailing char");
> -
> -     teststring = "123\\421123";
> -     resultstring = "123\0421123";
> -     MY_TEST(strcmp(resultstring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on two character octal followed by 
> valid octal digit \\421");
> -
> -     teststring = "123\\109123";
> -     resultstring = "123\109123";
> -     MY_TEST(strcmp(resultstring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on octal 109");
> -
> -     teststring = "123\\1089123";
> -     resultstring = "123\1089123";
> -     MY_TEST(strcmp(resultstring, processunquoted(teststring, 
> strlen(teststring))) == 0,
> -                     "processunquoted on octal 108");
> +     MY_TEST_UNQUOTED("", "", "empty string");
> +     MY_TEST_UNQUOTED("\\1", "\001", "one digit octal");
> +     MY_TEST_UNQUOTED("\\8", "\\8", "invalid octal digit \\8");
> +     MY_TEST_UNQUOTED("\\18", "\0018", "one digit octal followed by invalid 
> octal digit");
> +     MY_TEST_UNQUOTED("\\1a", "\001a", "one digit octal followed by hex 
> digit a");
> +     MY_TEST_UNQUOTED("\\1z", "\001z", "one digit octal follow by char z");
> +     MY_TEST_UNQUOTED("\\11", "\011", "two digit octal");
> +     MY_TEST_UNQUOTED("\\118", "\0118", "two digit octal followed by invalid 
> octal digit");
> +     MY_TEST_UNQUOTED("\\11a", "\011a", "two digit octal followed by hex 
> digit a");
> +     MY_TEST_UNQUOTED("\\11z", "\011z", "two digit octal followed by char 
> z");
> +     MY_TEST_UNQUOTED("\\111", "\111", "three digit octal");
> +     MY_TEST_UNQUOTED("\\378", "\0378", "three digit octal two large, taken 
> as 2 digit octal plus trailing char");
> +     MY_TEST_UNQUOTED("123\\421123", "123\0421123", "two character octal 
> followed by valid octal digit \\421");
> +     MY_TEST_UNQUOTED("123\\109123", "123\109123", "octal 109");
> +     MY_TEST_UNQUOTED("123\\1089123", "123\1089123", "octal 108");
>  
>       return rc;
>  }
> @@ -1116,12 +1071,14 @@ int test_processquoted(void)
>       out = processquoted(teststring, strlen(teststring));
>       MY_TEST(strcmp(processedstring, out) == 0,
>                       "processquoted passthrough quoted one digit trailing 
> octal \\4");
> +     free(out);
>  
>       teststring = "\"abcdefg\\04\"";
>       processedstring = "abcdefg\004";
>       out = processquoted(teststring, strlen(teststring));
>       MY_TEST(strcmp(processedstring, out) == 0,
>                       "processquoted passthrough quoted two digit trailing 
> octal \\04");
> +     free(out);
>  
>       teststring = "\"abcdefg\\004\"";
>       processedstring = "abcdefg\004";
> Index: b/parser/parser_variable.c
> ===================================================================
> --- a/parser/parser_variable.c
> +++ b/parser/parser_variable.c
> @@ -384,6 +384,7 @@ int test_split_string(void)
>       MY_TEST(strcmp(ret_struct->var, var) == 0, "split string 1 var");
>       MY_TEST(strcmp(ret_struct->suffix, suffix) == 0, "split string 1 
> suffix");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       asprintf(&tst_string, "@{%s}%s", var, suffix);
>       var_start = tst_string;
> @@ -393,6 +394,7 @@ int test_split_string(void)
>       MY_TEST(strcmp(ret_struct->var, var) == 0, "split string 2 var");
>       MY_TEST(strcmp(ret_struct->suffix, suffix) == 0, "split string 2 
> suffix");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       asprintf(&tst_string, "%s@{%s}", prefix, var);
>       var_start = tst_string + strlen(prefix);
> @@ -402,6 +404,7 @@ int test_split_string(void)
>       MY_TEST(strcmp(ret_struct->var, var) == 0, "split string 3 var");
>       MY_TEST(ret_struct->suffix == NULL, "split string 3 suffix");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       asprintf(&tst_string, "@{%s}", var);
>       var_start = tst_string;
> @@ -411,6 +414,7 @@ int test_split_string(void)
>       MY_TEST(strcmp(ret_struct->var, var) == 0, "split string 4 var");
>       MY_TEST(ret_struct->suffix == NULL, "split string 4 suffix");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       return rc;
>  }
> @@ -433,6 +437,7 @@ int test_split_out_var(void)
>       MY_TEST(strcmp(ret_struct->var, var) == 0, "split out var 1 var");
>       MY_TEST(strcmp(ret_struct->suffix, suffix) == 0, "split out var 1 
> suffix");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       /* no prefix */
>       asprintf(&tst_string, "@{%s}%s", var, suffix);
> @@ -441,6 +446,7 @@ int test_split_out_var(void)
>       MY_TEST(strcmp(ret_struct->var, var) == 0, "split out var 2 var");
>       MY_TEST(strcmp(ret_struct->suffix, suffix) == 0, "split out var 2 
> suffix");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       /* no suffix */
>       asprintf(&tst_string, "%s@{%s}", prefix, var);
> @@ -449,6 +455,7 @@ int test_split_out_var(void)
>       MY_TEST(strcmp(ret_struct->var, var) == 0, "split out var 3 var");
>       MY_TEST(ret_struct->suffix == NULL, "split out var 3 suffix");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       /* var only */
>       asprintf(&tst_string, "@{%s}", var);
> @@ -457,32 +464,39 @@ int test_split_out_var(void)
>       MY_TEST(strcmp(ret_struct->var, var) == 0, "split out var 4 var");
>       MY_TEST(ret_struct->suffix == NULL, "split out var 4 suffix");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       /* quoted var, shouldn't split  */
>       asprintf(&tst_string, "%s\\@{%s}%s", prefix, var, suffix);
>       ret_struct = split_out_var(tst_string);
>       MY_TEST(ret_struct == NULL, "split out var - quoted @");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       /* quoted \, split should succeed */
>       asprintf(&tst_string, "%s\\\\@{%s}%s", prefix, var, suffix);
>       ret_struct = split_out_var(tst_string);
> -     MY_TEST(strcmp(ret_struct->prefix, strndup(tst_string, strlen(prefix) + 
> 2)) == 0, "split out var 5 prefix");
> +     tmp = strndup(tst_string, strlen(prefix) + 2);
> +     MY_TEST(strcmp(ret_struct->prefix, tmp) == 0, "split out var 5 prefix");
>       MY_TEST(strcmp(ret_struct->var, var) == 0, "split out var 5 var");
>       MY_TEST(strcmp(ret_struct->suffix, suffix) == 0, "split out var 5 
> suffix");
>       free_var_string(ret_struct);
> +     free(tst_string);
> +     free(tmp);
>  
>       /* un terminated var, should fail */
>       asprintf(&tst_string, "%s@{%s%s", prefix, var, suffix);
>       ret_struct = split_out_var(tst_string);
>       MY_TEST(ret_struct == NULL, "split out var - un-terminated var");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       /* invalid char in var, should fail */
>       asprintf(&tst_string, "%s@{%s^%s}%s", prefix, var, var, suffix);
>       ret_struct = split_out_var(tst_string);
>       MY_TEST(ret_struct == NULL, "split out var - invalid char in var");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       /* two vars, should only strip out first */
>       asprintf(&tmp, "@{%s}%s}", suffix, suffix);
> @@ -492,14 +506,19 @@ int test_split_out_var(void)
>       MY_TEST(strcmp(ret_struct->var, var) == 0, "split out var 6 var");
>       MY_TEST(strcmp(ret_struct->suffix, tmp) == 0, "split out var 6 suffix");
>       free_var_string(ret_struct);
> +     free(tst_string);
> +     free(tmp);
>  
>       /* quoted @ followed by var, split should succeed */
>       asprintf(&tst_string, "%s\\@@{%s}%s", prefix, var, suffix);
>       ret_struct = split_out_var(tst_string);
> -     MY_TEST(strcmp(ret_struct->prefix, strndup(tst_string, strlen(prefix) + 
> 2)) == 0, "split out var 7 prefix");
> +     tmp = strndup(tst_string, strlen(prefix) + 2);
> +     MY_TEST(strcmp(ret_struct->prefix, tmp) == 0, "split out var 7 prefix");
>       MY_TEST(strcmp(ret_struct->var, var) == 0, "split out var 7 var");
>       MY_TEST(strcmp(ret_struct->suffix, suffix) == 0, "split out var 7 
> suffix");
>       free_var_string(ret_struct);
> +     free(tst_string);
> +     free(tmp);
>  
>       /* numeric char in var, should succeed */
>       asprintf(&tst_string, "%s@{%s}%s", prefix, var2, suffix);
> @@ -508,12 +527,14 @@ int test_split_out_var(void)
>       MY_TEST(ret_struct && strcmp(ret_struct->var, var2) == 0, "split 
> numeric var var");
>       MY_TEST(ret_struct && strcmp(ret_struct->suffix, suffix) == 0, "split 
> out numeric var suffix");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       /* numeric first char in var, should fail */
>       asprintf(&tst_string, "%s@{6%s}%s", prefix, var2, suffix);
>       ret_struct = split_out_var(tst_string);
>       MY_TEST(ret_struct == NULL, "split out var - numeric first char in 
> var");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       /* underscore char in var, should succeed */
>       asprintf(&tst_string, "%s@{%s}%s", prefix, var3, suffix);
> @@ -522,12 +543,14 @@ int test_split_out_var(void)
>       MY_TEST(ret_struct && strcmp(ret_struct->var, var3) == 0, "split out 
> underscore var");
>       MY_TEST(ret_struct && strcmp(ret_struct->suffix, suffix) == 0, "split 
> out underscore var suffix");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       /* underscore first char in var, should fail */
>       asprintf(&tst_string, "%s@{_%s%s}%s", prefix, var2, var3, suffix);
>       ret_struct = split_out_var(tst_string);
>       MY_TEST(ret_struct == NULL, "split out var - underscore first char in 
> var");
>       free_var_string(ret_struct);
> +     free(tst_string);
>  
>       return rc;
>  }

Attachment: signature.asc
Description: Digital signature

-- 
AppArmor mailing list
[email protected]
Modify settings or unsubscribe at: 
https://lists.ubuntu.com/mailman/listinfo/apparmor

Reply via email to