policycoreutils/SOURCES/0035-python-sepolgen-allow-any-policy-statement-in-if-n-d.patch

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2021-05-18 06:53:40 +00:00
From e0a1cdb6181bcf3a23fe63b8e67fd5020e81d05e Mon Sep 17 00:00:00 2001
From: Vit Mojzis <vmojzis@redhat.com>
Date: Fri, 22 Jan 2021 16:25:52 +0100
Subject: [PATCH] python/sepolgen: allow any policy statement in if(n)def
"ifdef/ifndef" statements can be used to conditionally define
an interface, but this syntax is not recognised by sepolgen-ifgen.
Fix sepolgen-ifgen to allow any policy statement inside an
"ifdef/ifndef" statement.
Fixes:
$ cat <<EOF > i.if
ifndef(`apache_manage_pid_files',`
interface(`apache_manage_pid_files',`
manage_files_pattern($1, httpd_var_run_t, httpd_var_run_t)
')
')
#sepolgen-ifgen --interface=i.if
i.if: Syntax error on line 2 interface [type=INTERFACE]
i.if: Syntax error on line 4 ' [type=SQUOTE]
Signed-off-by: Vit Mojzis <vmojzis@redhat.com>
[OM: s/fidef/ifdef/]
Signed-off-by: Ondrej Mosnacek <omosnace@redhat.com>
---
python/sepolgen/src/sepolgen/refparser.py | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/python/sepolgen/src/sepolgen/refparser.py b/python/sepolgen/src/sepolgen/refparser.py
index f506dc3a..5d77e2a3 100644
--- a/python/sepolgen/src/sepolgen/refparser.py
+++ b/python/sepolgen/src/sepolgen/refparser.py
@@ -431,9 +431,9 @@ def p_ifelse(p):
def p_ifdef(p):
- '''ifdef : IFDEF OPAREN TICK IDENTIFIER SQUOTE COMMA TICK interface_stmts SQUOTE CPAREN optional_semi
- | IFNDEF OPAREN TICK IDENTIFIER SQUOTE COMMA TICK interface_stmts SQUOTE CPAREN optional_semi
- | IFDEF OPAREN TICK IDENTIFIER SQUOTE COMMA TICK interface_stmts SQUOTE COMMA TICK interface_stmts SQUOTE CPAREN optional_semi
+ '''ifdef : IFDEF OPAREN TICK IDENTIFIER SQUOTE COMMA TICK statements SQUOTE CPAREN optional_semi
+ | IFNDEF OPAREN TICK IDENTIFIER SQUOTE COMMA TICK statements SQUOTE CPAREN optional_semi
+ | IFDEF OPAREN TICK IDENTIFIER SQUOTE COMMA TICK statements SQUOTE COMMA TICK statements SQUOTE CPAREN optional_semi
'''
x = refpolicy.IfDef(p[4])
if p[1] == 'ifdef':
--
2.29.2