device-mapper-multipath/0027-RH-warn-on-invalid-regex-instead-of-failing.patch
Benjamin Marzinski 942c9b6ed8 device-mapper-multipath-0.8.2-1
Update Source to upstream version 0.8.2
  * Previoud patches 0001-0017 & 0027 are included in this commit
Rename files
  * Previous patches 0018-0026 & 0028 are not patches 0021-0030
Add 0001-libmultipath-make-vector_foreach_slot_backwards-work.patch
Add 0002-libmultipath-add-marginal-paths-and-groups-infrastru.patch
Add 0003-tests-add-path-grouping-policy-unit-tests.patch
Add 0004-libmultipath-add-wrapper-function-around-pgpolicyfn.patch
Add 0005-tests-update-pgpolicy-tests-to-work-with-group_paths.patch
Add 0006-libmultipath-fix-double-free-in-pgpolicyfn-error-pat.patch
Add 0007-libmultipath-consolidate-group_by_-functions.patch
Add 0008-libmultipath-make-pgpolicyfn-take-a-paths-vector.patch
Add 0009-libmultipath-make-group_paths-handle-marginal-paths.patch
Add 0010-tests-add-tests-for-grouping-marginal-paths.patch
Add 0011-libmultipath-add-marginal_pathgroups-config-option.patch
Add 0012-libmutipath-deprecate-delay_-_checks.patch
Add 0013-multipathd-use-marginal_pathgroups.patch
Add 0014-multipath-update-man-pages.patch
  * The above 13 patches add the marinal_pathgroups option
Add 0015-multipath.conf-add-enable_foreign-parameter.patch
Add 0016-multipath.conf.5-document-foreign-library-support.patch
  * The above 2 patches add the enable_foreign option
Add 0017-mpathpersist-remove-broken-unused-code.patch
Add 0018-libmultipath-EMC-PowerMax-NVMe-device-config.patch
Add 0019-mpathpersist-fix-leaks.patch
Add 0020-libmultipath-fix-mpcontext-initialization.patch
  * The above 20 patches have been submitted upstream
2019-09-11 17:06:10 -05:00

122 lines
3.4 KiB
Diff

From 779d51dcaff09fc8910d5a71e74d735f573ece9e Mon Sep 17 00:00:00 2001
From: Benjamin Marzinski <bmarzins@redhat.com>
Date: Mon, 6 Nov 2017 21:39:28 -0600
Subject: [PATCH] RH: warn on invalid regex instead of failing
multipath.conf used to allow "*" as a match everything regular expression,
instead of requiring ".*". Instead of erroring when the old style
regular expressions are used, it should print a warning and convert
them.
Signed-off-by: Benjamin Marzinski <bmarzins@redhat.com>
---
libmultipath/dict.c | 27 +++++++++++++++++++++------
libmultipath/parser.c | 13 +++++++++++++
libmultipath/parser.h | 1 +
3 files changed, 35 insertions(+), 6 deletions(-)
diff --git a/libmultipath/dict.c b/libmultipath/dict.c
index 1b3d0373..695c8404 100644
--- a/libmultipath/dict.c
+++ b/libmultipath/dict.c
@@ -58,6 +58,21 @@ set_str(vector strvec, void *ptr)
return 0;
}
+static int
+set_regex(vector strvec, void *ptr)
+{
+ char **str_ptr = (char **)ptr;
+
+ if (*str_ptr)
+ FREE(*str_ptr);
+ *str_ptr = set_regex_value(strvec);
+
+ if (!*str_ptr)
+ return 1;
+
+ return 0;
+}
+
static int
set_yes_no(vector strvec, void *ptr)
{
@@ -1422,7 +1437,7 @@ ble_ ## option ## _handler (struct config *conf, vector strvec) \
if (!conf->option) \
return 1; \
\
- buff = set_value(strvec); \
+ buff = set_regex_value(strvec); \
if (!buff) \
return 1; \
\
@@ -1438,7 +1453,7 @@ ble_ ## option ## _ ## name ## _handler (struct config *conf, vector strvec) \
if (!conf->option) \
return 1; \
\
- buff = set_value(strvec); \
+ buff = set_regex_value(strvec); \
if (!buff) \
return 1; \
\
@@ -1541,16 +1556,16 @@ device_handler(struct config *conf, vector strvec)
return 0;
}
-declare_hw_handler(vendor, set_str)
+declare_hw_handler(vendor, set_regex)
declare_hw_snprint(vendor, print_str)
-declare_hw_handler(product, set_str)
+declare_hw_handler(product, set_regex)
declare_hw_snprint(product, print_str)
-declare_hw_handler(revision, set_str)
+declare_hw_handler(revision, set_regex)
declare_hw_snprint(revision, print_str)
-declare_hw_handler(bl_product, set_str)
+declare_hw_handler(bl_product, set_regex)
declare_hw_snprint(bl_product, print_str)
declare_hw_handler(hwhandler, set_str)
diff --git a/libmultipath/parser.c b/libmultipath/parser.c
index e00c5fff..15495d26 100644
--- a/libmultipath/parser.c
+++ b/libmultipath/parser.c
@@ -382,6 +382,19 @@ oom:
return NULL;
}
+void *
+set_regex_value(vector strvec)
+{
+ char *buff = set_value(strvec);
+
+ if (buff && strcmp("*", buff) == 0) {
+ condlog(0, "Invalid regular expression \"*\" in multipath.conf. Using \".*\"");
+ FREE(buff);
+ return strdup(".*");
+ }
+ return buff;
+}
+
/* non-recursive configuration stream handler */
static int kw_level = 0;
diff --git a/libmultipath/parser.h b/libmultipath/parser.h
index 62906e98..b7917052 100644
--- a/libmultipath/parser.h
+++ b/libmultipath/parser.h
@@ -77,6 +77,7 @@ extern void dump_keywords(vector keydump, int level);
extern void free_keywords(vector keywords);
extern vector alloc_strvec(char *string);
extern void *set_value(vector strvec);
+extern void *set_regex_value(vector strvec);
extern int process_file(struct config *conf, char *conf_file);
extern struct keyword * find_keyword(vector keywords, vector v, char * name);
int snprint_keyword(char *buff, int len, char *fmt, struct keyword *kw,
--
2.17.2