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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>
This commit is contained in:
Jeff Layton 2019-06-17 06:57:25 -04:00 committed by Ilya Dryomov
parent 2f9800c899
commit d3c3c0a841
3 changed files with 18 additions and 14 deletions
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7
include/linux/ceph/decode.h
View File

@ -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,

18
net/ceph/decode.c
View File

@ -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,

7
net/ceph/messenger.c
View File

@ -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]));