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---
libmultipath/dict.c | 16 +++++------
libmultipath/parser.c | 69 +++++++++++++++++++++++++++++++++++++++++++++-----
libmultipath/parser.h | 9 ++++--
3 files changed, 77 insertions(+), 17 deletions(-)
Index: multipath-tools/libmultipath/dict.c
===================================================================
--- multipath-tools.orig/libmultipath/dict.c
+++ multipath-tools/libmultipath/dict.c
@@ -2218,17 +2218,17 @@ init_keywords(void)
__deprecated install_keyword("default_path_checker", &def_path_checker_handler, NULL);
install_keyword_root("blacklist", &blacklist_handler);
- install_keyword("devnode", &ble_devnode_handler, &snprint_ble_simple);
- install_keyword("wwid", &ble_wwid_handler, &snprint_ble_simple);
- install_keyword("device", &ble_device_handler, NULL);
+ install_keyword_multi("devnode", &ble_devnode_handler, &snprint_ble_simple);
+ install_keyword_multi("wwid", &ble_wwid_handler, &snprint_ble_simple);
+ install_keyword_multi("device", &ble_device_handler, NULL);
install_sublevel();
install_keyword("vendor", &ble_vendor_handler, &snprint_bled_vendor);
install_keyword("product", &ble_product_handler, &snprint_bled_product);
install_sublevel_end();
install_keyword_root("blacklist_exceptions", &blacklist_exceptions_handler);
- install_keyword("devnode", &ble_except_devnode_handler, &snprint_ble_simple);
- install_keyword("wwid", &ble_except_wwid_handler, &snprint_ble_simple);
- install_keyword("device", &ble_except_device_handler, NULL);
+ install_keyword_multi("devnode", &ble_except_devnode_handler, &snprint_ble_simple);
+ install_keyword_multi("wwid", &ble_except_wwid_handler, &snprint_ble_simple);
+ install_keyword_multi("device", &ble_except_device_handler, NULL);
install_sublevel();
install_keyword("vendor", &ble_except_vendor_handler, &snprint_bled_vendor);
install_keyword("product", &ble_except_product_handler, &snprint_bled_product);
@@ -2246,7 +2246,7 @@ init_keywords(void)
#endif
install_keyword_root("devices", &devices_handler);
- install_keyword("device", &device_handler, NULL);
+ install_keyword_multi("device", &device_handler, NULL);
install_sublevel();
install_keyword("vendor", &vendor_handler, &snprint_hw_vendor);
install_keyword("product", &product_handler, &snprint_hw_product);
@@ -2271,7 +2271,7 @@ init_keywords(void)
install_sublevel_end();
install_keyword_root("multipaths", &multipaths_handler);
- install_keyword("multipath", &multipath_handler, NULL);
+ install_keyword_multi("multipath", &multipath_handler, NULL);
install_sublevel();
install_keyword("wwid", &wwid_handler, &snprint_mp_wwid);
install_keyword("alias", &alias_handler, &snprint_mp_alias);
Index: multipath-tools/libmultipath/parser.c
===================================================================
--- multipath-tools.orig/libmultipath/parser.c
+++ multipath-tools/libmultipath/parser.c
@@ -21,11 +21,13 @@
#include "parser.h"
#include "memory.h"
+#include "debug.h"
/* local vars */
static int sublevel = 0;
vector keywords = NULL;
vector *keywords_addr = NULL;
+static int line_nr;
void set_current_keywords (vector *k)
{
@@ -35,7 +37,7 @@ void set_current_keywords (vector *k)
int
keyword_alloc(vector keywords, char *string, int (*handler) (vector),
- int (*print) (char *, int, void *))
+ int (*print) (char *, int, void *), int unique)
{
struct keyword *keyword;
@@ -51,6 +53,7 @@ keyword_alloc(vector keywords, char *str
keyword->string = string;
keyword->handler = handler;
keyword->print = print;
+ keyword->unique = unique;
vector_set_slot(keywords, keyword);
@@ -60,7 +63,7 @@ keyword_alloc(vector keywords, char *str
int
install_keyword_root(char *string, int (*handler) (vector))
{
- int r = keyword_alloc(keywords, string, handler, NULL);
+ int r = keyword_alloc(keywords, string, handler, NULL, 1);
if (!r)
*keywords_addr = keywords;
return r;
@@ -79,8 +82,8 @@ install_sublevel_end(void)
}
int
-install_keyword(char *string, int (*handler) (vector),
- int (*print) (char *, int, void *))
+_install_keyword(char *string, int (*handler) (vector),
+ int (*print) (char *, int, void *), int unique)
{
int i = 0;
struct keyword *keyword;
@@ -101,7 +104,7 @@ install_keyword(char *string, int (*hand
return 1;
/* add new sub keyword */
- return keyword_alloc(keyword->sub, string, handler, print);
+ return keyword_alloc(keyword->sub, string, handler, print, unique);
}
void
@@ -419,6 +422,39 @@ set_value(vector strvec)
/* non-recursive configuration stream handler */
static int kw_level = 0;
+
+int warn_on_duplicates(vector uniques, char *str)
+{
+ char *tmp;
+ int i;
+
+ vector_foreach_slot(uniques, tmp, i) {
+ if (!strcmp(str, tmp)) {
+ condlog(1, "multipath.conf line %d, duplicate keyword: %s", line_nr, str);
+ return 0;
+ }
+ }
+ tmp = strdup(str);
+ if (!tmp)
+ return 1;
+ if (!vector_alloc_slot(uniques)) {
+ free(tmp);
+ return 1;
+ }
+ vector_set_slot(uniques, tmp);
+ return 0;
+}
+
+void free_uniques(vector uniques)
+{
+ char *tmp;
+ int i;
+
+ vector_foreach_slot(uniques, tmp, i)
+ free(tmp);
+ vector_free(uniques);
+}
+
int
process_stream(vector keywords)
{
@@ -428,13 +464,21 @@ process_stream(vector keywords)
char *str;
char *buf;
vector strvec;
+ vector uniques;
+
+ uniques = vector_alloc();
+ if (!uniques)
+ return 1;
buf = MALLOC(MAXBUF);
- if (!buf)
+ if (!buf) {
+ vector_free(uniques);
return 1;
+ }
while (read_line(buf, MAXBUF)) {
+ line_nr++;
strvec = alloc_strvec(buf);
memset(buf,0, MAXBUF);
@@ -452,6 +496,12 @@ process_stream(vector keywords)
keyword = VECTOR_SLOT(keywords, i);
if (!strcmp(keyword->string, str)) {
+ if (keyword->unique &&
+ warn_on_duplicates(uniques, str)) {
+ r = 1;
+ free_strvec(strvec);
+ goto out;
+ }
if (keyword->handler)
r += (*keyword->handler) (strvec);
@@ -463,11 +513,17 @@ process_stream(vector keywords)
break;
}
}
+ if (i >= VECTOR_SIZE(keywords))
+ condlog(1,
+ "multipath.conf line %d, invalid keyword: %s",
+ line_nr, str);
free_strvec(strvec);
}
+out:
FREE(buf);
+ free_uniques(uniques);
return r;
}
@@ -496,6 +552,7 @@ init_data(char *conf_file, void (*init_k
*/
/* Stream handling */
+ line_nr = 0;
r = process_stream(keywords);
fclose(stream);
//free_keywords(keywords);
Index: multipath-tools/libmultipath/parser.h
===================================================================
--- multipath-tools.orig/libmultipath/parser.h
+++ multipath-tools/libmultipath/parser.h
@@ -44,6 +44,7 @@ struct keyword {
int (*handler) (vector);
int (*print) (char *, int, void *);
vector sub;
+ int unique;
};
/* global var exported */
@@ -60,12 +61,14 @@ FILE *stream;
/* Prototypes */
extern int keyword_alloc(vector keywords, char *string, int (*handler) (vector),
- int (*print) (char *, int, void *));
+ int (*print) (char *, int, void *), int unique);
extern int install_keyword_root(char *string, int (*handler) (vector));
extern void install_sublevel(void);
extern void install_sublevel_end(void);
-extern int install_keyword(char *string, int (*handler) (vector),
- int (*print) (char *, int, void *));
+extern int _install_keyword(char *string, int (*handler) (vector),
+ int (*print) (char *, int, void *), int unique);
+#define install_keyword(str, vec, pri) _install_keyword(str, vec, pri, 1)
+#define install_keyword_multi(str, vec, pri) _install_keyword(str, vec, pri, 0)
extern void dump_keywords(vector keydump, int level);
extern void free_keywords(vector keywords);
extern vector alloc_strvec(char *string);
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