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authselect-1.4.0-2: fix issues with popt-1.19

This commit is contained in:
Pavel Březina 2022-07-08 13:24:24 +02:00
parent eb39ec3181
commit 7877fbf638
2 changed files with 448 additions and 1 deletions
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442
0001-cli-fix-memory-handling-with-new-popt-library.patch Normal file
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@ -0,0 +1,442 @@
From 35643637c2964e9dd1a459fd76076b088219c117 Mon Sep 17 00:00:00 2001
From: Tomas Halman <thalman@redhat.com>
Date: Tue, 28 Jun 2022 11:07:18 +0200
Subject: [PATCH] cli: fix memory handling with new popt library
This patch makes a copy of the string returned by popt so
the string can be safely used after releasing popt context.
Resolves: https://github.com/authselect/authselect/issues/313
---
src/cli/cli_tool.c | 19 +++++++-
src/cli/cli_tool.h | 2 +-
src/cli/main.c | 109 ++++++++++++++++++++++++++++-----------------
3 files changed, 86 insertions(+), 44 deletions(-)
diff --git a/src/cli/cli_tool.c b/src/cli/cli_tool.c
index 83bc1ef339bdc5e610c930ccb605946f0096fb1a..7cf0d45ac2ee8a66db788e7f397c311bb220f72d 100644
--- a/src/cli/cli_tool.c
+++ b/src/cli/cli_tool.c
@@ -301,7 +301,7 @@ errno_t cli_tool_popt_ex(struct cli_cmdline *cmdline,
void *popt_fn_pvt,
const char *fopt_name,
const char *fopt_help,
- const char **_fopt,
+ char **_fopt,
bool allow_more_free_opts,
bool *_opt_set)
{
@@ -319,6 +319,11 @@ errno_t cli_tool_popt_ex(struct cli_cmdline *cmdline,
bool opt_set;
int ret;
+ /* Set output parameter _fopt to NULL value if present. */
+ if (_fopt != NULL) {
+ *_fopt = NULL;
+ }
+
/* Create help option string. We always need to append command name since
* we use POPT_CONTEXT_KEEP_FIRST. */
if (fopt_name == NULL) {
@@ -379,7 +384,12 @@ errno_t cli_tool_popt_ex(struct cli_cmdline *cmdline,
}
}
- *_fopt = fopt;
+ *_fopt = strdup(fopt);
+ if (*_fopt == NULL) {
+ ERROR("Out of memory!");
+ ret = ENOMEM;
+ goto done;
+ }
} else if (_fopt == NULL && fopt != NULL) {
/* Unexpected free argument. */
fprintf(stderr, _("Unexpected parameter: %s\n\n"), fopt);
@@ -410,6 +420,11 @@ errno_t cli_tool_popt_ex(struct cli_cmdline *cmdline,
done:
poptFreeContext(pc);
free(help);
+ if (ret != EOK && _fopt != NULL) {
+ free(*_fopt);
+ *_fopt = NULL;
+ }
+
return ret;
}
diff --git a/src/cli/cli_tool.h b/src/cli/cli_tool.h
index a52260fba470d192990b8887771647f16bebd3cb..b3b361c1b6ddd765cdc575f013de3972a1062f77 100644
--- a/src/cli/cli_tool.h
+++ b/src/cli/cli_tool.h
@@ -68,7 +68,7 @@ errno_t cli_tool_popt_ex(struct cli_cmdline *cmdline,
void *popt_fn_pvt,
const char *fopt_name,
const char *fopt_help,
- const char **_fopt,
+ char **_fopt,
bool allow_more_free_opts,
bool *_opt_set);
diff --git a/src/cli/main.c b/src/cli/main.c
index afe10097612a06b78f0aa45738dc4f9cc3a4f9c9..18486b50bc42f9937cc7294c3e5e2b32cafab5e0 100644
--- a/src/cli/main.c
+++ b/src/cli/main.c
@@ -61,15 +61,17 @@ list_max_length(char **list)
static errno_t
parse_profile_options(struct cli_cmdline *cmdline,
struct poptOption *options,
- const char **_profile_id,
+ char **_profile_id,
const char ***_features)
{
- const char *profile_id;
+ char *profile_id;
const char **features;
bool profile_skipped;
errno_t ret;
int i, j;
+ *_profile_id = NULL;
+
ret = cli_tool_popt_ex(cmdline, options, CLI_TOOL_OPT_OPTIONAL,
NULL, NULL, "PROFILE-ID", _("Profile identifier."),
&profile_id, true, NULL);
@@ -80,6 +82,7 @@ parse_profile_options(struct cli_cmdline *cmdline,
features = malloc_zero_array(const char *, cmdline->argc);
if (features == NULL) {
+ free(profile_id);
return ENOMEM;
}
@@ -143,7 +146,7 @@ static errno_t activate(struct cli_cmdline *cmdline)
{
struct authselect_profile *profile = NULL;
const char **features = NULL;
- const char *profile_id;
+ char *profile_id = NULL;
char *requirements = NULL;
char *backup_name = NULL;
char **maps = NULL;
@@ -232,6 +235,7 @@ done:
authselect_array_free(maps);
authselect_profile_free(profile);
free(features);
+ free(profile_id);
return ret;
}
@@ -428,7 +432,7 @@ done:
static errno_t list_features(struct cli_cmdline *cmdline)
{
struct authselect_profile *profile;
- const char *profile_id;
+ char *profile_id;
char **features;
errno_t ret;
int i;
@@ -438,14 +442,14 @@ static errno_t list_features(struct cli_cmdline *cmdline)
&profile_id, true, NULL);
if (ret != EOK) {
ERROR("Unable to parse command arguments");
- return ret;
+ goto done;
}
ret = authselect_profile(profile_id, &profile);
if (ret != EOK) {
ERROR("Unable to get profile information [%d]: %s",
ret, strerror(ret));
- return ret;
+ goto done;
}
features = authselect_profile_features(profile);
@@ -453,7 +457,8 @@ static errno_t list_features(struct cli_cmdline *cmdline)
if (features == NULL) {
ERROR("Unable to get profile features [%d]: %s",
ret, strerror(ret));
- return ENOMEM;
+ ret = ENOMEM;
+ goto done;
}
for (i = 0; features[i] != NULL; i++) {
@@ -462,13 +467,17 @@ static errno_t list_features(struct cli_cmdline *cmdline)
authselect_array_free(features);
- return EOK;
+ ret = EOK;
+
+done:
+ free(profile_id);
+ return ret;
}
static errno_t show(struct cli_cmdline *cmdline)
{
struct authselect_profile *profile;
- const char *profile_id;
+ char *profile_id;
errno_t ret;
ret = cli_tool_popt_ex(cmdline, NULL, CLI_TOOL_OPT_OPTIONAL,
@@ -476,41 +485,47 @@ static errno_t show(struct cli_cmdline *cmdline)
&profile_id, false, NULL);
if (ret != EOK) {
ERROR("Unable to parse command arguments");
- return ret;
+ goto done;
}
ret = authselect_profile(profile_id, &profile);
if (ret != EOK) {
ERROR("Unable to get profile information [%d]: %s",
ret, strerror(ret));
- return ENOMEM;
+ ret = ENOMEM;
+ goto done;
}
puts(authselect_profile_description(profile));
authselect_profile_free(profile);
- return EOK;
+ ret = EOK;
+
+done:
+ free(profile_id);
+ return ret;
}
static errno_t requirements(struct cli_cmdline *cmdline)
{
- struct authselect_profile *profile;
- const char *profile_id;
+ struct authselect_profile *profile = NULL;
+ char *profile_id = NULL;
const char **features;
- char *requirements;
+ char *requirements = NULL;
errno_t ret;
ret = parse_profile_options(cmdline, NULL, &profile_id, &features);
if (ret != EOK) {
- return ret;
+ goto done;
}
ret = authselect_profile(profile_id, &profile);
if (ret != EOK) {
ERROR("Unable to get profile information [%d]: %s",
ret, strerror(ret));
- return ENOMEM;
+ ret = ENOMEM;
+ goto done;
}
requirements = authselect_profile_requirements(profile, features);
@@ -528,6 +543,7 @@ static errno_t requirements(struct cli_cmdline *cmdline)
done:
free(requirements);
+ free(profile_id);
authselect_profile_free(profile);
return ret;
@@ -536,7 +552,7 @@ done:
static errno_t test(struct cli_cmdline *cmdline)
{
struct authselect_files *files;
- const char *profile_id;
+ char *profile_id = NULL;
const char **features;
const char *content;
const char *path;
@@ -583,13 +599,13 @@ static errno_t test(struct cli_cmdline *cmdline)
ret = parse_profile_options(cmdline, options, &profile_id, &features);
if (ret != EOK) {
- return ret;
+ goto done;
}
ret = authselect_files(profile_id, features, &files);
if (ret != EOK) {
ERROR("Unable to get generated content [%d]: %s", ret, strerror(ret));
- return ret;
+ goto done;
}
for (i = 0; generated[i].content_fn != NULL; i++) {
@@ -613,7 +629,9 @@ static errno_t test(struct cli_cmdline *cmdline)
}
}
- return EOK;
+done:
+ free(profile_id);
+ return ret;
}
static errno_t enable(struct cli_cmdline *cmdline)
@@ -622,7 +640,7 @@ static errno_t enable(struct cli_cmdline *cmdline)
char *backup_name = NULL;
char *requirements = NULL;
char *profile_id = NULL;
- const char *feature;
+ char *feature;
const char *features[2];
int backup = 0;
int quiet = 0;
@@ -693,6 +711,7 @@ static errno_t enable(struct cli_cmdline *cmdline)
done:
free(profile_id);
free(requirements);
+ free(feature);
authselect_profile_free(profile);
return ret;
@@ -702,7 +721,7 @@ static errno_t disable(struct cli_cmdline *cmdline)
{
int backup = 0;
char *backup_name = NULL;
- const char *feature;
+ char *feature;
errno_t ret;
struct poptOption options[] = {
@@ -716,32 +735,34 @@ static errno_t disable(struct cli_cmdline *cmdline)
&feature, false, NULL);
if (ret != EOK) {
ERROR("Unable to parse command arguments");
- return ret;
+ goto done;
}
ret = perform_backup(false, backup, backup_name);
if (ret != EOK) {
- return ret;
+ goto done;
}
ret = authselect_feature_disable(feature);
if (ret != EOK) {
CLI_ERROR("Unable to disable feature [%d]: %s\n", ret, strerror(ret));
- return ret;
+ goto done;
}
- return EOK;
+done:
+ free(feature);
+ return ret;
}
static errno_t create(struct cli_cmdline *cmdline)
{
- const char *name;
+ char *name;
const char *base_id = NULL;
enum authselect_profile_type type = AUTHSELECT_PROFILE_CUSTOM;
enum authselect_profile_type base_type = AUTHSELECT_PROFILE_ANY;
int symlink_flags = AUTHSELECT_SYMLINK_NONE;
const char **symlinks = NULL;
- char *path;
+ char *path = NULL;
errno_t ret;
struct poptOption options[] = {
@@ -761,20 +782,22 @@ static errno_t create(struct cli_cmdline *cmdline)
&name, false, NULL);
if (ret != EOK) {
ERROR("Unable to parse command arguments");
- return ret;
+ goto done;
}
ret = authselect_profile_create(name, type, base_id, base_type,
symlink_flags, symlinks, &path);
if (ret != EOK) {
CLI_ERROR("Unable to create new profile [%d]: %s\n", ret, strerror(ret));
- return ret;
+ goto done;
}
CLI_PRINT("New profile was created at %s\n", path);
+
+done:
free(path);
-
- return EOK;
+ free(name);
+ return ret;
}
static errno_t backup_list(struct cli_cmdline *cmdline)
@@ -855,7 +878,7 @@ done:
static errno_t backup_remove(struct cli_cmdline *cmdline)
{
- const char *name;
+ char *name;
errno_t ret;
ret = cli_tool_popt_ex(cmdline, NULL, CLI_TOOL_OPT_OPTIONAL,
@@ -864,22 +887,24 @@ static errno_t backup_remove(struct cli_cmdline *cmdline)
&name, false, NULL);
if (ret != EOK) {
ERROR("Unable to parse command arguments");
- return ret;
+ goto done;
}
ret = authselect_backup_remove(name);
if (ret != EOK) {
CLI_ERROR("Unable to remove backup [%s] [%d]: %s\n",
name, ret, strerror(ret));
- return ret;
+ goto done;
}
- return EOK;
+done:
+ free(name);
+ return ret;
}
static errno_t backup_restore(struct cli_cmdline *cmdline)
{
- const char *name;
+ char *name;
errno_t ret;
ret = cli_tool_popt_ex(cmdline, NULL, CLI_TOOL_OPT_OPTIONAL,
@@ -888,17 +913,19 @@ static errno_t backup_restore(struct cli_cmdline *cmdline)
&name, false, NULL);
if (ret != EOK) {
ERROR("Unable to parse command arguments");
- return ret;
+ goto done;
}
ret = authselect_backup_restore(name);
if (ret != EOK) {
CLI_ERROR("Unable to restore backup [%s] [%d]: %s\n",
name, ret, strerror(ret));
- return ret;
+ goto done;
}
- return EOK;
+done:
+ free(name);
+ return ret;
}
static errno_t uninstall(struct cli_cmdline *cmdline)
--
2.36.1

7
authselect.spec
View File

@ -3,13 +3,15 @@
Name: authselect
Version: 1.4.0
Release: 1%{?dist}
Release: 2%{?dist}
Summary: Configures authentication and identity sources from supported profiles
URL: https://github.com/authselect/authselect
License: GPLv3+
Source0: %{url}/archive/%{version}/%{name}-%{version}.tar.gz
Patch0001: 0001-cli-fix-memory-handling-with-new-popt-library.patch
%global makedir %{_builddir}/%{name}-%{version}
%if 0%{?fedora} >= 35 || 0%{?rhel} >= 10
@ -341,6 +343,9 @@ fi
exit 0
%changelog
* Fri Jul 8 2022 Pavel Březina <pbrezina@redhat.com> - 1.4.0-2
- Fix issues with popt-1.19
* Thu May 5 2022 Pavel Březina <pbrezina@redhat.com> - 1.4.0-1
- Rebase to 1.3.0