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520 lines
17 KiB
520 lines
17 KiB
6 years ago
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---
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libmultipath/blacklist.c | 50 ++++++++++++++++++++++++++----
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libmultipath/blacklist.h | 3 +
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libmultipath/config.c | 16 +++++++++
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libmultipath/config.h | 2 +
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libmultipath/dict.c | 38 +++++++++++++++++++++--
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libmultipath/discovery.c | 5 +--
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libmultipath/print.c | 74 +++++++++++++++++++++++++++++++++++++++++++++
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libmultipath/print.h | 2 +
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libmultipath/structs.h | 1
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multipath/multipath.conf.5 | 15 +++++++++
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10 files changed, 194 insertions(+), 12 deletions(-)
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Index: multipath-tools-130222/libmultipath/blacklist.c
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===================================================================
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--- multipath-tools-130222.orig/libmultipath/blacklist.c
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+++ multipath-tools-130222/libmultipath/blacklist.c
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@@ -12,6 +12,8 @@
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#include "structs.h"
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#include "config.h"
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#include "blacklist.h"
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+#include "structs_vec.h"
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+#include "print.h"
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extern int
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store_ble (vector blist, char * str, int origin)
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@@ -211,12 +213,14 @@ setup_default_blist (struct config * con
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condlog(3, "%s: (%s) %s", dev, wwid, (M)); \
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else if (env) \
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condlog(3, "%s: (%s) %s", dev, env, (M)); \
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+ else if (protocol) \
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+ condlog(3, "%s: (%s) %s", dev, protocol, (M)); \
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else \
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condlog(3, "%s: %s", dev, (M))
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void
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log_filter (const char *dev, char *vendor, char *product, char *wwid,
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- const char *env, int r)
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+ const char *env, char *protocol, int r)
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{
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/*
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* Try to sort from most likely to least.
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@@ -236,6 +240,9 @@ log_filter (const char *dev, char *vendo
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case MATCH_PROPERTY_BLIST:
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LOG_BLIST("udev property blacklisted");
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break;
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+ case MATCH_PROTOCOL_BLIST:
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+ LOG_BLIST("protocol blacklisted");
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+ break;
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case MATCH_DEVICE_BLIST_EXCEPT:
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LOG_BLIST("vendor/product whitelisted");
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break;
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@@ -251,6 +258,9 @@ log_filter (const char *dev, char *vendo
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case MATCH_PROPERTY_BLIST_MISSING:
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LOG_BLIST("blacklisted, udev property missing");
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break;
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+ case MATCH_PROTOCOL_BLIST_EXCEPT:
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+ LOG_BLIST("protocol whitelisted");
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+ break;
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}
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}
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@@ -270,7 +280,7 @@ int
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filter_device (vector blist, vector elist, char * vendor, char * product)
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{
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int r = _filter_device(blist, elist, vendor, product);
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- log_filter(NULL, vendor, product, NULL, NULL, r);
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+ log_filter(NULL, vendor, product, NULL, NULL, NULL, r);
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return r;
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}
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@@ -290,7 +300,7 @@ int
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filter_devnode (vector blist, vector elist, char * dev)
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{
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int r = _filter_devnode(blist, elist, dev);
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- log_filter(dev, NULL, NULL, NULL, NULL, r);
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+ log_filter(dev, NULL, NULL, NULL, NULL, NULL, r);
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return r;
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}
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@@ -310,7 +320,7 @@ int
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filter_wwid (vector blist, vector elist, char * wwid)
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{
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int r = _filter_wwid(blist, elist, wwid);
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- log_filter(NULL, NULL, NULL, wwid, NULL, r);
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+ log_filter(NULL, NULL, NULL, wwid, NULL, NULL, r);
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return r;
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}
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@@ -346,7 +356,7 @@ filter_property(struct config * conf, st
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r = _filter_property(conf, env);
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if (r) {
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- log_filter(devname, NULL, NULL, NULL, env, r);
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+ log_filter(devname, NULL, NULL, NULL, env, NULL, r);
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return r;
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}
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}
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@@ -356,13 +366,35 @@ filter_property(struct config * conf, st
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* the environment variable _has_ to match.
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*/
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if (VECTOR_SIZE(conf->elist_property)) {
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- log_filter(devname, NULL, NULL, NULL, NULL,
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+ log_filter(devname, NULL, NULL, NULL, NULL, NULL,
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MATCH_PROPERTY_BLIST_MISSING);
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return MATCH_PROPERTY_BLIST_MISSING;
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}
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return 0;
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}
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+static int
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+_filter_protocol(vector blist, vector elist, char *protocol_str)
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+{
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+ if (_blacklist_exceptions(elist, protocol_str))
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+ return MATCH_PROTOCOL_BLIST_EXCEPT;
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+ if (_blacklist(blist, protocol_str))
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+ return MATCH_PROTOCOL_BLIST;
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+ return 0;
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+}
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+
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+int
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+filter_protocol(vector blist, vector elist, struct path * pp)
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+{
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+ char buf[PROTOCOL_BUF_SIZE];
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+ int r;
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+
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+ snprint_path_protocol(buf, sizeof(buf), pp);
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+ r = _filter_protocol(blist, elist, buf);
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+ log_filter(pp->dev, NULL, NULL, NULL, NULL, buf, r);
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+ return r;
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+}
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+
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int
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_filter_path (struct config * conf, struct path * pp)
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{
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@@ -371,6 +403,9 @@ _filter_path (struct config * conf, stru
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r = filter_property(conf, pp->udev);
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if (r > 0)
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return r;
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+ r = filter_protocol(conf->blist_protocol, conf->elist_protocol, pp);
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+ if (r > 0)
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+ return r;
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r = _filter_devnode(conf->blist_devnode, conf->elist_devnode,pp->dev);
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if (r > 0)
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return r;
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@@ -386,7 +421,8 @@ int
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filter_path (struct config * conf, struct path * pp)
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{
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int r=_filter_path(conf, pp);
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- log_filter(pp->dev, pp->vendor_id, pp->product_id, pp->wwid, NULL, r);
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+ log_filter(pp->dev, pp->vendor_id, pp->product_id, pp->wwid, NULL,
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+ NULL, r);
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return r;
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}
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Index: multipath-tools-130222/libmultipath/blacklist.h
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===================================================================
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--- multipath-tools-130222.orig/libmultipath/blacklist.h
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+++ multipath-tools-130222/libmultipath/blacklist.h
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@@ -10,10 +10,12 @@
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#define MATCH_DEVNODE_BLIST 3
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#define MATCH_PROPERTY_BLIST 4
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#define MATCH_PROPERTY_BLIST_MISSING 5
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+#define MATCH_PROTOCOL_BLIST 6
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#define MATCH_WWID_BLIST_EXCEPT -MATCH_WWID_BLIST
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#define MATCH_DEVICE_BLIST_EXCEPT -MATCH_DEVICE_BLIST
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#define MATCH_DEVNODE_BLIST_EXCEPT -MATCH_DEVNODE_BLIST
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#define MATCH_PROPERTY_BLIST_EXCEPT -MATCH_PROPERTY_BLIST
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+#define MATCH_PROTOCOL_BLIST_EXCEPT -MATCH_PROTOCOL_BLIST
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struct blentry {
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char * str;
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@@ -36,6 +38,7 @@ int filter_wwid (vector, vector, char *)
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int filter_device (vector, vector, char *, char *);
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int filter_path (struct config *, struct path *);
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int filter_property(struct config *, struct udev_device *);
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+int filter_protocol(vector, vector, struct path *);
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int store_ble (vector, char *, int);
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int set_ble_device (vector, char *, char *, int);
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void free_blacklist (vector);
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Index: multipath-tools-130222/libmultipath/config.c
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===================================================================
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--- multipath-tools-130222.orig/libmultipath/config.c
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+++ multipath-tools-130222/libmultipath/config.c
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@@ -600,11 +600,13 @@ free_config (struct config * conf)
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free_blacklist(conf->blist_devnode);
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free_blacklist(conf->blist_wwid);
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free_blacklist(conf->blist_property);
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+ free_blacklist(conf->blist_protocol);
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free_blacklist_device(conf->blist_device);
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free_blacklist(conf->elist_devnode);
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free_blacklist(conf->elist_wwid);
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free_blacklist(conf->elist_property);
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+ free_blacklist(conf->elist_protocol);
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free_blacklist_device(conf->elist_device);
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free_mptable(conf->mptable);
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@@ -792,6 +794,13 @@ load_config (char * file, struct udev *u
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goto out;
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}
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+ if (conf->blist_protocol == NULL) {
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+ conf->blist_protocol = vector_alloc();
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+
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+ if (!conf->blist_protocol)
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+ goto out;
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+ }
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+
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if (conf->elist_devnode == NULL) {
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conf->elist_devnode = vector_alloc();
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@@ -819,6 +828,13 @@ load_config (char * file, struct udev *u
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goto out;
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}
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+ if (conf->elist_protocol == NULL) {
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+ conf->elist_protocol = vector_alloc();
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+
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+ if (!conf->elist_protocol)
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+ goto out;
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+ }
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+
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if (setup_default_blist(conf))
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goto out;
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Index: multipath-tools-130222/libmultipath/config.h
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===================================================================
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--- multipath-tools-130222.orig/libmultipath/config.h
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+++ multipath-tools-130222/libmultipath/config.h
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@@ -194,10 +194,12 @@ struct config {
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vector blist_wwid;
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vector blist_device;
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vector blist_property;
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+ vector blist_protocol;
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vector elist_devnode;
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vector elist_wwid;
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vector elist_device;
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vector elist_property;
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+ vector elist_protocol;
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};
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struct config * conf;
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Index: multipath-tools-130222/libmultipath/dict.c
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===================================================================
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--- multipath-tools-130222.orig/libmultipath/dict.c
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+++ multipath-tools-130222/libmultipath/dict.c
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@@ -1092,9 +1092,12 @@ blacklist_handler(vector strvec)
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conf->blist_device = vector_alloc();
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if (!conf->blist_property)
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conf->blist_property = vector_alloc();
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+ if (!conf->blist_protocol)
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+ conf->blist_protocol = vector_alloc();
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if (!conf->blist_devnode || !conf->blist_wwid ||
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- !conf->blist_device || !conf->blist_property)
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+ !conf->blist_device || !conf->blist_property ||
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+ !conf->blist_protocol)
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return 1;
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return 0;
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@@ -1111,9 +1114,12 @@ blacklist_exceptions_handler(vector strv
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conf->elist_device = vector_alloc();
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if (!conf->elist_property)
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conf->elist_property = vector_alloc();
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+ if (!conf->elist_protocol)
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+ conf->elist_protocol = vector_alloc();
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if (!conf->elist_devnode || !conf->elist_wwid ||
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- !conf->elist_device || !conf->elist_property)
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+ !conf->elist_device || !conf->elist_property ||
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+ !conf->elist_protocol)
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return 1;
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return 0;
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@@ -1198,6 +1204,32 @@ ble_except_property_handler(vector strve
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}
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static int
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+ble_protocol_handler(vector strvec)
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+{
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+ char * buff;
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+
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+ buff = set_value(strvec);
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+
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+ if (!buff)
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+ return 1;
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+
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+ return store_ble(conf->blist_protocol, buff, ORIGIN_CONFIG);
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+}
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+
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+static int
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+ble_except_protocol_handler(vector strvec)
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+{
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+ char * buff;
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+
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+ buff = set_value(strvec);
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+
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+ if (!buff)
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+ return 1;
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+
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+ return store_ble(conf->elist_protocol, buff, ORIGIN_CONFIG);
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+}
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+
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+static int
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ble_device_handler(vector strvec)
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{
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return alloc_ble_device(conf->blist_device);
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@@ -4021,6 +4053,7 @@ init_keywords(void)
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install_keyword_multi("devnode", &ble_devnode_handler, &snprint_ble_simple);
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install_keyword_multi("wwid", &ble_wwid_handler, &snprint_ble_simple);
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install_keyword_multi("property", &ble_property_handler, &snprint_ble_simple);
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+ install_keyword_multi("protocol", &ble_protocol_handler, &snprint_ble_simple);
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install_keyword_multi("device", &ble_device_handler, NULL);
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install_sublevel();
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install_keyword("vendor", &ble_vendor_handler, &snprint_bled_vendor);
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@@ -4030,6 +4063,7 @@ init_keywords(void)
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install_keyword_multi("devnode", &ble_except_devnode_handler, &snprint_ble_simple);
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install_keyword_multi("wwid", &ble_except_wwid_handler, &snprint_ble_simple);
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install_keyword_multi("property", &ble_except_property_handler, &snprint_ble_simple);
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+ install_keyword_multi("protocol", &ble_except_protocol_handler, &snprint_ble_simple);
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install_keyword_multi("device", &ble_except_device_handler, NULL);
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install_sublevel();
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install_keyword("vendor", &ble_except_vendor_handler, &snprint_bled_vendor);
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Index: multipath-tools-130222/libmultipath/print.c
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===================================================================
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--- multipath-tools-130222.orig/libmultipath/print.c
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+++ multipath-tools-130222/libmultipath/print.c
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@@ -607,6 +607,48 @@ snprint_path_failures(char * buff, size_
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return snprint_int(buff, len, pp->failcount);
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}
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+/* if you add a protocol string bigger than "scsi:unspec" you must
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+ * also change PROTOCOL_BUF_SIZE */
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+int
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+snprint_path_protocol(char * buff, size_t len, struct path * pp)
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+{
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+ switch (pp->bus) {
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+ case SYSFS_BUS_SCSI:
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+ switch (pp->sg_id.proto_id) {
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+ case SCSI_PROTOCOL_FCP:
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+ return snprintf(buff, len, "scsi:fcp");
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+ case SCSI_PROTOCOL_SPI:
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+ return snprintf(buff, len, "scsi:spi");
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+ case SCSI_PROTOCOL_SSA:
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+ return snprintf(buff, len, "scsi:ssa");
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+ case SCSI_PROTOCOL_SBP:
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+ return snprintf(buff, len, "scsi:sbp");
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+ case SCSI_PROTOCOL_SRP:
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+ return snprintf(buff, len, "scsi:srp");
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+ case SCSI_PROTOCOL_ISCSI:
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+ return snprintf(buff, len, "scsi:iscsi");
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+ case SCSI_PROTOCOL_SAS:
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+ return snprintf(buff, len, "scsi:sas");
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+ case SCSI_PROTOCOL_ADT:
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+ return snprintf(buff, len, "scsi:adt");
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+ case SCSI_PROTOCOL_ATA:
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+ return snprintf(buff, len, "scsi:ata");
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+ case SCSI_PROTOCOL_UNSPEC:
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+ default:
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+ return snprintf(buff, len, "scsi:unspec");
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+ }
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+ case SYSFS_BUS_CCW:
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+ return snprintf(buff, len, "ccw");
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+ case SYSFS_BUS_CCISS:
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+ return snprintf(buff, len, "cciss");
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+ case SYSFS_BUS_NVME:
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+ return snprintf(buff, len, "nvme");
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+ case SYSFS_BUS_UNDEF:
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+ default:
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+ return snprintf(buff, len, "undef");
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+ }
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+}
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+
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|
struct multipath_data mpd[] = {
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|
{'n', "name", 0, snprint_name},
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{'w', "uuid", 0, snprint_multipath_uuid},
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|
@@ -654,6 +696,7 @@ struct path_data pd[] = {
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|
{'r', "target WWPN", 0, snprint_tgt_wwpn},
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|
{'a', "host adapter", 0, snprint_host_adapter},
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|
{'0', "failures", 0, snprint_path_failures},
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|
+ {'P', "protocol", 0, snprint_path_protocol},
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|
{0, NULL, 0 , NULL}
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||
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};
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||
|
|
||
|
@@ -1435,6 +1478,19 @@ snprint_blacklist_report (char * buff, i
|
||
|
|
||
|
if ((len - fwd - threshold) <= 0)
|
||
|
return len;
|
||
|
+ fwd += snprintf(buff + fwd, len - fwd, "protocol rules:\n"
|
||
|
+ "- blacklist:\n");
|
||
|
+ if (!snprint_blacklist_group(buff, len, &fwd, &conf->blist_protocol))
|
||
|
+ return len;
|
||
|
+
|
||
|
+ if ((len - fwd - threshold) <= 0)
|
||
|
+ return len;
|
||
|
+ fwd += snprintf(buff + fwd, len - fwd, "- exceptions:\n");
|
||
|
+ if (snprint_blacklist_group(buff, len, &fwd, &conf->elist_protocol) == 0)
|
||
|
+ return len;
|
||
|
+
|
||
|
+ if ((len - fwd - threshold) <= 0)
|
||
|
+ return len;
|
||
|
fwd += snprintf(buff + fwd, len - fwd, "wwid rules:\n"
|
||
|
"- blacklist:\n");
|
||
|
if (snprint_blacklist_group(buff, len, &fwd, &conf->blist_wwid) == 0)
|
||
|
@@ -1509,6 +1565,15 @@ snprint_blacklist (char * buff, int len)
|
||
|
if (fwd > len)
|
||
|
return len;
|
||
|
}
|
||
|
+ vector_foreach_slot (conf->blist_protocol, ble, i) {
|
||
|
+ kw = find_keyword(rootkw->sub, "protocol");
|
||
|
+ if (!kw)
|
||
|
+ return 0;
|
||
|
+ fwd += snprint_keyword(buff + fwd, len - fwd, "\t%k %v\n",
|
||
|
+ kw, ble);
|
||
|
+ if (fwd > len)
|
||
|
+ return len;
|
||
|
+ }
|
||
|
rootkw = find_keyword(rootkw->sub, "device");
|
||
|
if (!rootkw)
|
||
|
return 0;
|
||
|
@@ -1582,6 +1647,15 @@ snprint_blacklist_except (char * buff, i
|
||
|
if (!kw)
|
||
|
return 0;
|
||
|
fwd += snprint_keyword(buff + fwd, len - fwd, "\t%k %v\n",
|
||
|
+ kw, ele);
|
||
|
+ if (fwd > len)
|
||
|
+ return len;
|
||
|
+ }
|
||
|
+ vector_foreach_slot (conf->elist_protocol, ele, i) {
|
||
|
+ kw = find_keyword(rootkw->sub, "protocol");
|
||
|
+ if (!kw)
|
||
|
+ return 0;
|
||
|
+ fwd += snprint_keyword(buff + fwd, len - fwd, "\t%k %v\n",
|
||
|
kw, ele);
|
||
|
if (fwd > len)
|
||
|
return len;
|
||
|
Index: multipath-tools-130222/libmultipath/print.h
|
||
|
===================================================================
|
||
|
--- multipath-tools-130222.orig/libmultipath/print.h
|
||
|
+++ multipath-tools-130222/libmultipath/print.h
|
||
|
@@ -115,6 +115,8 @@ int snprint_host_wwnn (char *, size_t, s
|
||
|
int snprint_host_wwpn (char *, size_t, struct path *);
|
||
|
int snprint_tgt_wwnn (char *, size_t, struct path *);
|
||
|
int snprint_tgt_wwpn (char *, size_t, struct path *);
|
||
|
+#define PROTOCOL_BUF_SIZE sizeof("scsi:unspec")
|
||
|
+int snprint_path_protocol(char *, size_t, struct path *);
|
||
|
|
||
|
void print_multipath_topology (struct multipath * mpp, int verbosity);
|
||
|
void print_path (struct path * pp, char * style);
|
||
|
Index: multipath-tools-130222/libmultipath/structs.h
|
||
|
===================================================================
|
||
|
--- multipath-tools-130222.orig/libmultipath/structs.h
|
||
|
+++ multipath-tools-130222/libmultipath/structs.h
|
||
|
@@ -57,7 +57,6 @@ enum failback_mode {
|
||
|
enum sysfs_buses {
|
||
|
SYSFS_BUS_UNDEF,
|
||
|
SYSFS_BUS_SCSI,
|
||
|
- SYSFS_BUS_IDE,
|
||
|
SYSFS_BUS_CCW,
|
||
|
SYSFS_BUS_CCISS,
|
||
|
SYSFS_BUS_NVME,
|
||
|
Index: multipath-tools-130222/libmultipath/discovery.c
|
||
|
===================================================================
|
||
|
--- multipath-tools-130222.orig/libmultipath/discovery.c
|
||
|
+++ multipath-tools-130222/libmultipath/discovery.c
|
||
|
@@ -1407,9 +1407,10 @@ pathinfo (struct path *pp, vector hwtabl
|
||
|
|
||
|
if (mask & DI_BLACKLIST && mask & DI_SYSFS) {
|
||
|
if (filter_device(conf->blist_device, conf->elist_device,
|
||
|
- pp->vendor_id, pp->product_id) > 0) {
|
||
|
+ pp->vendor_id, pp->product_id) > 0 ||
|
||
|
+ filter_protocol(conf->blist_protocol, conf->elist_protocol,
|
||
|
+ pp) > 0)
|
||
|
return PATHINFO_SKIPPED;
|
||
|
- }
|
||
|
}
|
||
|
|
||
|
path_state = path_offline(pp);
|
||
|
Index: multipath-tools-130222/multipath/multipath.conf.5
|
||
|
===================================================================
|
||
|
--- multipath-tools-130222.orig/multipath/multipath.conf.5
|
||
|
+++ multipath-tools-130222/multipath/multipath.conf.5
|
||
|
@@ -640,6 +640,10 @@ Regular expression of the device nodes t
|
||
|
.B property
|
||
|
Regular expresion of the udev property to be excluded.
|
||
|
.TP
|
||
|
+.B protocol
|
||
|
+Regular expression of the protocol to be excluded. See below for a
|
||
|
+list of recognized protocols
|
||
|
+.TP
|
||
|
.B device
|
||
|
Subsection for the device description. This subsection recognizes the
|
||
|
.I vendor
|
||
|
@@ -648,6 +652,13 @@ and
|
||
|
keywords. For a full description of these keywords please see the
|
||
|
.I devices
|
||
|
section description.
|
||
|
+.LP
|
||
|
+The protocol strings that multipath recognizes are \fIscsi:fcp\fR,
|
||
|
+\fIscsi:spi\fR, \fIscsi:ssa\fR, \fIscsi:sbp\fR, \fIscsi:srp\fR,
|
||
|
+\fIscsi:iscsi\fR, \fIscsi:sas\fR, \fIscsi:adt\fR, \fIscsi:ata\fR,
|
||
|
+\fIscsi:unspec\fR, \fIccw\fR, \fIcciss\fR, \fInvme\fR, and \fIundef\fR.
|
||
|
+The protocol that a path is using can be viewed by running
|
||
|
+\fBmultipathd show paths format "%d %P"\fR
|
||
|
.SH "blacklist_exceptions section"
|
||
|
The
|
||
|
.I blacklist_exceptions
|
||
|
@@ -667,6 +678,10 @@ The \fIWorld Wide Identification\fR of a
|
||
|
.B property
|
||
|
Regular expresion of the udev property to be whitelisted.
|
||
|
.TP
|
||
|
+.B protocol
|
||
|
+Regular expression of the protocol to be whitelisted. See the
|
||
|
+\fBblacklist section\fR for a list of recognized protocols
|
||
|
+.TP
|
||
|
.B devnode
|
||
|
Regular expression of the device nodes to be whitelisted.
|
||
|
.TP
|