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From 0a71b956f2a778860cc35c83b051272f3f80cefc Mon Sep 17 00:00:00 2001
From: Matej Marusak <mmarusak@redhat.com>
Date: Thu, 5 Apr 2018 11:06:43 +0200
Subject: [PATCH] Anonymize paths in frames
Fixes abrt/libreport#523
Signed-off-by: Matej Marusak <mmarusak@redhat.com>
---
include/utils.h | 3 +++
lib/java_frame.c | 6 ++++++
lib/js_frame.c | 1 +
lib/normalize.c | 9 +++++++++
lib/python_frame.c | 2 ++
lib/ruby_frame.c | 2 ++
lib/utils.c | 23 +++++++++++++++++++++++
tests/java_frame.at | 12 ++++++++++++
tests/js_frame.at | 7 +++++++
tests/python/python.py | 8 ++++----
tests/python_stacktraces/python-01 | 2 +-
tests/ruby_frame.at | 2 +-
12 files changed, 71 insertions(+), 6 deletions(-)
diff --git a/include/utils.h b/include/utils.h
index 1c7984b..b36bc2c 100644
--- a/include/utils.h
+++ b/include/utils.h
@@ -406,6 +406,9 @@ sr_parse_os_release(const char *input,
void (*callback)(char*, char*, void*),
void *data);
+char*
+anonymize_path(char *file_name);
+
/**
* Demangles C++ symbol.
* @returns
diff --git a/lib/java_frame.c b/lib/java_frame.c
index 8724b64..ea407bf 100644
--- a/lib/java_frame.c
+++ b/lib/java_frame.c
@@ -468,7 +468,10 @@ const char *sr_java_frame_parse_frame_url(struct sr_java_frame *frame, const cha
sr_location_add(location, 0, sr_skip_char_cspan(&cursor, path_stop));
if (mark != cursor)
+ {
frame->class_path = sr_strndup(mark, cursor - mark);
+ frame->class_path = anonymize_path(frame->class_path);
+ }
}
if (*cursor != ']' && *cursor != '\n')
@@ -522,8 +525,11 @@ sr_java_frame_parse(const char **input,
if (sr_java_frame_parse_is_native_method(mark))
frame->is_native = true;
else if (!sr_java_frame_parse_is_unknown_source(mark))
+ {
/* DO NOT set file_name if input says that source isn't known */
frame->file_name = sr_strndup(mark, cursor - mark);
+ frame->file_name = anonymize_path(frame->file_name);
+ }
}
if (*cursor == ':')
diff --git a/lib/js_frame.c b/lib/js_frame.c
index cb29bd6..e9b6514 100644
--- a/lib/js_frame.c
+++ b/lib/js_frame.c
@@ -344,6 +344,7 @@ sr_js_frame_parse_v8(const char **input,
* ^^^^^^^^^^^^^^^^^
*/
frame->file_name = sr_strndup(local_input, token - local_input);
+ frame->file_name = anonymize_path(frame->file_name);
location->column += sr_skip_char_cspan(&local_input, "\n");
diff --git a/lib/normalize.c b/lib/normalize.c
index d23e8f5..3973b3b 100644
--- a/lib/normalize.c
+++ b/lib/normalize.c
@@ -630,6 +630,15 @@ sr_normalize_core_thread(struct sr_core_thread *thread)
frame = next_frame;
}
+ /* Anonymize file_name if contains /home/<user>/...
+ */
+ frame = thread->frames;
+ while (frame)
+ {
+ frame->file_name = anonymize_path(frame->file_name);
+ frame = frame->next;
+ }
+
/* If the first frame has address 0x0000 and its name is '??', it
* is a dereferenced null, and we remove it. This frame is not
* really invalid, but it affects stacktrace quality rating. See
diff --git a/lib/python_frame.c b/lib/python_frame.c
index 9287f3d..8453016 100644
--- a/lib/python_frame.c
+++ b/lib/python_frame.c
@@ -237,6 +237,8 @@ sr_python_frame_parse(const char **input,
frame->file_name = inside;
}
+ frame->file_name = anonymize_path(frame->file_name);
+
location->column += strlen(frame->file_name);
if (0 == sr_skip_string(&local_input, "\", line "))
diff --git a/lib/ruby_frame.c b/lib/ruby_frame.c
index 4926c63..76f17fe 100644
--- a/lib/ruby_frame.c
+++ b/lib/ruby_frame.c
@@ -258,6 +258,8 @@ sr_ruby_frame_parse(const char **input,
/* Everything before the colon is the file name. */
*p = '\0';
frame->file_name = filename_lineno_in;
+ frame->file_name = anonymize_path(frame->file_name);
+
filename_lineno_in = NULL;
if(!sr_skip_char(&local_input, '`'))
diff --git a/lib/utils.c b/lib/utils.c
index 5bbbd19..415929c 100644
--- a/lib/utils.c
+++ b/lib/utils.c
@@ -31,6 +31,9 @@
#include <fcntl.h>
#include <ctype.h>
+#define ANONYMIZED_PATH "/home/anonymized"
+
+
/* The prototype is in C++ header cxxabi.h, let's just copypaste it here
* instead of fiddling with include directories */
char* __cxa_demangle(const char* mangled_name, char* output_buffer,
@@ -849,3 +852,23 @@ sr_demangle_symbol(const char *sym)
return demangled;
}
+
+char*
+anonymize_path(char *orig_path)
+{
+ if (!orig_path)
+ return orig_path;
+ char* new_path = orig_path;
+ if (strncmp(orig_path, "/home/", strlen("/home/")) == 0)
+ {
+ new_path = strchr(new_path + strlen("/home/"), '/');
+ if (new_path)
+ {
+ // Join /home/anonymized/ and ^
+ new_path = sr_asprintf("%s%s", ANONYMIZED_PATH, new_path);
+ free(orig_path);
+ return new_path;
+ }
+ }
+ return orig_path;
+}
diff --git a/tests/java_frame.at b/tests/java_frame.at
index 00738be..2c6a7de 100644
--- a/tests/java_frame.at
+++ b/tests/java_frame.at
@@ -459,6 +459,18 @@ main(void)
location.column = 0;
check(c, &frame, c + strlen(c), &location);
+ /** next frame **/
+ sr_java_frame_init(&frame);
+ frame.name = sr_strdup("com.redhat.abrt.duke.nuke");
+ frame.file_name = sr_strdup("duke.java");
+ frame.class_path = sr_strdup("/home/anonymized/lib/java/foo.class");
+
+ c = " at com.redhat.abrt.duke.nuke(duke.java:-1) [file:/home/user/lib/java/foo.class]\n";
+ sr_location_init(&location);
+ location.line = 2;
+ location.column = 0;
+ check(c, &frame, c + strlen(c), &location);
+
/** next frame **/
sr_java_frame_init(&frame);
frame.name = sr_strdup("com.redhat.abrt.duke.nuke");
diff --git a/tests/js_frame.at b/tests/js_frame.at
index d17dd69..a3cc5d5 100644
--- a/tests/js_frame.at
+++ b/tests/js_frame.at
@@ -102,6 +102,13 @@ main(void)
33,
63);
+ check_valid("at ContextifyScript.Script.runInThisContext (/home/user/vm.js:25:33)",
+ "ContextifyScript.Script.runInThisContext",
+ "/home/anonymized/vm.js",
+ 25,
+ 33,
+ 74);
+
check_valid("at ContextifyScript.Script.runInThisContext (vm.js:25:33) ",
"ContextifyScript.Script.runInThisContext",
"vm.js",
diff --git a/tests/python/python.py b/tests/python/python.py
index 9044200..77a9e59 100755
--- a/tests/python/python.py
+++ b/tests/python/python.py
@@ -6,7 +6,7 @@ from test_helpers import *
path = '../python_stacktraces/python-01'
contents = load_input_contents(path)
frames_expected = 11
-expected_short_text = '''#1 _getPackage in /usr/share/PackageKit/helpers/yum/yumBackend.py:2534
+expected_short_text = '''#1 _getPackage in /home/anonymized/PackageKit/helpers/yum/yumBackend.py:2534
#2 updateProgress in /usr/share/PackageKit/helpers/yum/yumBackend.py:2593
#3 _do_start in /usr/share/PackageKit/helpers/yum/yumBackend.py:2551
#4 start in /usr/lib/python2.6/site-packages/urlgrabber/progress.py:129
@@ -76,16 +76,16 @@ class TestPythonStacktrace(BindingsTestCase):
self.assertEqual(self.trace.to_short_text(6), expected_short_text)
def test_bthash(self):
- self.assertEqual(self.trace.get_bthash(), 'fa0a7ff4b65f18661a6ce102eb787ff0d77ff12f')
+ self.assertEqual(self.trace.get_bthash(), 'eabeeae89433bb3b3d9eb8190659dcf057ab3cd1')
def test_duphash(self):
expected_plain = '''Thread
-/usr/share/PackageKit/helpers/yum/yumBackend.py:2534
+/home/anonymized/PackageKit/helpers/yum/yumBackend.py:2534
/usr/share/PackageKit/helpers/yum/yumBackend.py:2593
/usr/share/PackageKit/helpers/yum/yumBackend.py:2551
'''
self.assertEqual(self.trace.get_duphash(flags=satyr.DUPHASH_NOHASH, frames=3), expected_plain)
- self.assertEqual(self.trace.get_duphash(), '2c8e509a33966a08df1dd8b2348e850d1bc5b776')
+ self.assertEqual(self.trace.get_duphash(), '8c8273cddf94e10fc0349284afcff8970056d9e5')
def test_crash_thread(self):
self.assertTrue(self.trace.crash_thread is self.trace)
diff --git a/tests/python_stacktraces/python-01 b/tests/python_stacktraces/python-01
index 58abbfc..ae5e72c 100644
--- a/tests/python_stacktraces/python-01
+++ b/tests/python_stacktraces/python-01
@@ -19,6 +19,6 @@ Traceback (most recent call last):
self.updateProgress(name, 0.0, "", "")
File "/usr/share/PackageKit/helpers/yum/yumBackend.py", line 2593, in updateProgress
pkg = self._getPackage(name)
- File "/usr/share/PackageKit/helpers/yum/yumBackend.py", line 2534, in _getPackage
+ File "/home/user/PackageKit/helpers/yum/yumBackend.py", line 2534, in _getPackage
sections = name.rsplit('-', 2)
AttributeError: 'NoneType' object has no attribute 'rsplit'
diff --git a/tests/ruby_frame.at b/tests/ruby_frame.at
index 1b1b9d0..cef5603 100644
--- a/tests/ruby_frame.at
+++ b/tests/ruby_frame.at
@@ -38,7 +38,7 @@ main(void)
"/usr/share/ruby/vendor_ruby/will_crash.rb", 13, "func", false, 2, 1);
check("/home/u/work/will:crash/will_crash.rb:30:in `block in <class:WillClass>'",
- "/home/u/work/will:crash/will_crash.rb", 30, "class:WillClass", true, 1, 0);
+ "/home/anonymized/work/will:crash/will_crash.rb", 30, "class:WillClass", true, 1, 0);
check("./will_ruby_raise:8:in `<main>'",
"./will_ruby_raise", 8, "main", true, 0, 0);
--
2.17.1
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