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authorJeff Layton <jlayton@kernel.org>2019-06-17 06:57:25 -0400
committerIlya Dryomov <idryomov@gmail.com>2019-07-08 14:01:43 +0200
commitd3c3c0a841d5dafc5395be363996d619255a732f (patch)
tree866bd73f26ee2e136bfe11b6fb83b4d5e56d97c5
parent2f9800c899dc1f4ad0ca32105069bfa83e80a05b (diff)
downloadlinux-d3c3c0a841d5dafc5395be363996d619255a732f.tar.bz2
libceph: use TYPE_LEGACY for entity addrs instead of TYPE_NONE
Going forward, we'll have different address types so let's use the addr2 TYPE_LEGACY for internal tracking rather than TYPE_NONE. Also, make ceph_pr_addr print the address type value as well. Signed-off-by: Jeff Layton <jlayton@kernel.org> Reviewed-by: "Yan, Zheng" <zyan@redhat.com> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
-rw-r--r--include/linux/ceph/decode.h7
-rw-r--r--net/ceph/decode.c18
-rw-r--r--net/ceph/messenger.c7
3 files changed, 18 insertions, 14 deletions
diff --git a/include/linux/ceph/decode.h b/include/linux/ceph/decode.h
index 1c0a665bfc03..ce488d95be89 100644
--- a/include/linux/ceph/decode.h
+++ b/include/linux/ceph/decode.h
@@ -218,16 +218,23 @@ static inline void ceph_encode_timespec64(struct ceph_timespec *tv,
/*
* sockaddr_storage <-> ceph_sockaddr
*/
+#define CEPH_ENTITY_ADDR_TYPE_NONE 0
+#define CEPH_ENTITY_ADDR_TYPE_LEGACY __cpu_to_le32(1)
+
static inline void ceph_encode_addr(struct ceph_entity_addr *a)
{
__be16 ss_family = htons(a->in_addr.ss_family);
a->in_addr.ss_family = *(__u16 *)&ss_family;
+
+ /* Banner addresses require TYPE_NONE */
+ a->type = CEPH_ENTITY_ADDR_TYPE_NONE;
}
static inline void ceph_decode_addr(struct ceph_entity_addr *a)
{
__be16 ss_family = *(__be16 *)&a->in_addr.ss_family;
a->in_addr.ss_family = ntohs(ss_family);
WARN_ON(a->in_addr.ss_family == 512);
+ a->type = CEPH_ENTITY_ADDR_TYPE_LEGACY;
}
extern int ceph_decode_entity_addr(void **p, void *end,
diff --git a/net/ceph/decode.c b/net/ceph/decode.c
index b82981199549..eea529595a7a 100644
--- a/net/ceph/decode.c
+++ b/net/ceph/decode.c
@@ -21,17 +21,6 @@ ceph_decode_entity_addr_versioned(void **p, void *end,
ceph_decode_copy_safe(p, end, &addr->type, sizeof(addr->type), bad);
- /*
- * TYPE_NONE == 0
- * TYPE_LEGACY == 1
- *
- * Clients that don't support ADDR2 always send TYPE_NONE.
- * For now, since all we support is msgr1, just set this to 0
- * when we get a TYPE_LEGACY type.
- */
- if (addr->type == cpu_to_le32(1))
- addr->type = 0;
-
ceph_decode_copy_safe(p, end, &addr->nonce, sizeof(addr->nonce), bad);
ceph_decode_32_safe(p, end, addr_len, bad);
@@ -61,7 +50,12 @@ ceph_decode_entity_addr_legacy(void **p, void *end,
/* Skip rest of type field */
ceph_decode_skip_n(p, end, 3, bad);
- addr->type = 0;
+
+ /*
+ * Clients that don't support ADDR2 always send TYPE_NONE, change it
+ * to TYPE_LEGACY for forward compatibility.
+ */
+ addr->type = CEPH_ENTITY_ADDR_TYPE_LEGACY;
ceph_decode_copy_safe(p, end, &addr->nonce, sizeof(addr->nonce), bad);
memset(&addr->in_addr, 0, sizeof(addr->in_addr));
ceph_decode_copy_safe(p, end, &addr->in_addr,
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 8d0c51dd4666..0a3ef33cf7ac 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -199,12 +199,14 @@ const char *ceph_pr_addr(const struct ceph_entity_addr *addr)
switch (ss.ss_family) {
case AF_INET:
- snprintf(s, MAX_ADDR_STR_LEN, "%pI4:%hu", &in4->sin_addr,
+ snprintf(s, MAX_ADDR_STR_LEN, "(%d)%pI4:%hu",
+ le32_to_cpu(addr->type), &in4->sin_addr,
ntohs(in4->sin_port));
break;
case AF_INET6:
- snprintf(s, MAX_ADDR_STR_LEN, "[%pI6c]:%hu", &in6->sin6_addr,
+ snprintf(s, MAX_ADDR_STR_LEN, "(%d)[%pI6c]:%hu",
+ le32_to_cpu(addr->type), &in6->sin6_addr,
ntohs(in6->sin6_port));
break;
@@ -1982,6 +1984,7 @@ int ceph_parse_ips(const char *c, const char *end,
}
addr_set_port(&addr[i], port);
+ addr[i].type = CEPH_ENTITY_ADDR_TYPE_LEGACY;
dout("parse_ips got %s\n", ceph_pr_addr(&addr[i]));