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From 97e2742a7f1e6e113354911d04505ada3bfb5d70 Mon Sep 17 00:00:00 2001
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From: Eugene Syromyatnikov <evgsyr@gmail.com>
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Date: Tue, 18 Jan 2022 18:04:42 +0100
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Subject: [PATCH 172/174] tests/linkat: provide fallback values for secontext
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fields changes
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* tests/linkat.c (mangle_secontext_field): New function.
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(main): Replace calls to update_secontext_field
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with mangle_secontext_field calls.
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---
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tests/linkat.c | 23 ++++++++++++++++++++---
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1 file changed, 20 insertions(+), 3 deletions(-)
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diff --git a/tests/linkat.c b/tests/linkat.c
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index c3e2ee4..decb736 100644
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--- a/tests/linkat.c
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+++ b/tests/linkat.c
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@@ -21,6 +21,20 @@
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#include "secontext.h"
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#include "xmalloc.h"
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+static void
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+mangle_secontext_field(const char *path, enum secontext_field field,
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+ const char *new_val, const char *fallback_val)
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+{
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+ char *orig = get_secontext_field_file(path, field);
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+ if (!orig)
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+ return;
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+
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+ update_secontext_field(path, field,
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+ strcmp(new_val, orig) ? new_val : fallback_val);
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+
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+ free(orig);
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+}
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+
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int
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main(void)
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{
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@@ -93,7 +107,8 @@ main(void)
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#ifdef PRINT_SECONTEXT_MISMATCH
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errno = 0;
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- update_secontext_field(sample_1, SECONTEXT_USER, "system_u");
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+ mangle_secontext_field(sample_1, SECONTEXT_USER, "system_u",
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+ "unconfined_u");
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sample_1_secontext = SECONTEXT_FILE(sample_1);
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# ifdef PRINT_SECONTEXT_FULL
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@@ -115,7 +130,8 @@ main(void)
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#endif
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errno = 0;
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- update_secontext_field(sample_1, SECONTEXT_TYPE, "default_t");
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+ mangle_secontext_field(sample_1, SECONTEXT_TYPE, "default_t",
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+ "unconfined_t");
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sample_1_secontext = SECONTEXT_FILE(sample_1);
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sample_2_secontext = sample_1_secontext;
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@@ -146,7 +162,8 @@ main(void)
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char *cwd = get_fd_path(dfd_old);
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errno = 0;
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- update_secontext_field(".", SECONTEXT_TYPE, "default_t");
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+ mangle_secontext_field(".", SECONTEXT_TYPE, "default_t",
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+ "unconfined_t");
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char *dfd_old_secontext = SECONTEXT_FILE(".");
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#ifdef PRINT_SECONTEXT_MISMATCH
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diff --git a/tests-m32/linkat.c b/tests-m32/linkat.c
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index c3e2ee4..decb736 100644
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--- a/tests-m32/linkat.c
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+++ b/tests-m32/linkat.c
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@@ -21,6 +21,20 @@
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#include "secontext.h"
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#include "xmalloc.h"
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+static void
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+mangle_secontext_field(const char *path, enum secontext_field field,
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+ const char *new_val, const char *fallback_val)
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+{
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+ char *orig = get_secontext_field_file(path, field);
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+ if (!orig)
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+ return;
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+
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+ update_secontext_field(path, field,
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+ strcmp(new_val, orig) ? new_val : fallback_val);
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+
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+ free(orig);
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+}
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+
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int
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main(void)
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{
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@@ -93,7 +107,8 @@ main(void)
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#ifdef PRINT_SECONTEXT_MISMATCH
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errno = 0;
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- update_secontext_field(sample_1, SECONTEXT_USER, "system_u");
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+ mangle_secontext_field(sample_1, SECONTEXT_USER, "system_u",
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+ "unconfined_u");
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sample_1_secontext = SECONTEXT_FILE(sample_1);
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# ifdef PRINT_SECONTEXT_FULL
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@@ -115,7 +130,8 @@ main(void)
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#endif
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errno = 0;
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- update_secontext_field(sample_1, SECONTEXT_TYPE, "default_t");
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+ mangle_secontext_field(sample_1, SECONTEXT_TYPE, "default_t",
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+ "unconfined_t");
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sample_1_secontext = SECONTEXT_FILE(sample_1);
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sample_2_secontext = sample_1_secontext;
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@@ -146,7 +162,8 @@ main(void)
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char *cwd = get_fd_path(dfd_old);
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errno = 0;
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- update_secontext_field(".", SECONTEXT_TYPE, "default_t");
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+ mangle_secontext_field(".", SECONTEXT_TYPE, "default_t",
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+ "unconfined_t");
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char *dfd_old_secontext = SECONTEXT_FILE(".");
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#ifdef PRINT_SECONTEXT_MISMATCH
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diff --git a/tests-mx32/linkat.c b/tests-mx32/linkat.c
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index c3e2ee4..decb736 100644
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--- a/tests-mx32/linkat.c
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+++ b/tests-mx32/linkat.c
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@@ -21,6 +21,20 @@
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#include "secontext.h"
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#include "xmalloc.h"
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+static void
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+mangle_secontext_field(const char *path, enum secontext_field field,
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+ const char *new_val, const char *fallback_val)
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+{
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+ char *orig = get_secontext_field_file(path, field);
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+ if (!orig)
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+ return;
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+
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+ update_secontext_field(path, field,
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+ strcmp(new_val, orig) ? new_val : fallback_val);
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+
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+ free(orig);
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+}
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+
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int
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main(void)
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{
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@@ -93,7 +107,8 @@ main(void)
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#ifdef PRINT_SECONTEXT_MISMATCH
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errno = 0;
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- update_secontext_field(sample_1, SECONTEXT_USER, "system_u");
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+ mangle_secontext_field(sample_1, SECONTEXT_USER, "system_u",
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+ "unconfined_u");
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sample_1_secontext = SECONTEXT_FILE(sample_1);
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# ifdef PRINT_SECONTEXT_FULL
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@@ -115,7 +130,8 @@ main(void)
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#endif
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errno = 0;
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- update_secontext_field(sample_1, SECONTEXT_TYPE, "default_t");
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+ mangle_secontext_field(sample_1, SECONTEXT_TYPE, "default_t",
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+ "unconfined_t");
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sample_1_secontext = SECONTEXT_FILE(sample_1);
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sample_2_secontext = sample_1_secontext;
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@@ -146,7 +162,8 @@ main(void)
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char *cwd = get_fd_path(dfd_old);
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errno = 0;
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- update_secontext_field(".", SECONTEXT_TYPE, "default_t");
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+ mangle_secontext_field(".", SECONTEXT_TYPE, "default_t",
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+ "unconfined_t");
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char *dfd_old_secontext = SECONTEXT_FILE(".");
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#ifdef PRINT_SECONTEXT_MISMATCH
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--
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2.1.4
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