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sds
ssg
Commits
8acdf4ed
Commit
8acdf4ed
authored
May 25, 2017
by
Shane Snyder
Browse files
add stubbed out ssg-attach rpc
parent
c020c612
Changes
1
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Inline
Side-by-side
src/ssg.c
View file @
8acdf4ed
...
...
@@ -40,6 +40,10 @@ margo_instance_id ssg_mid = MARGO_INSTANCE_NULL;
/* XXX: fix this */
ssg_group_t
*
the_group
=
NULL
;
DECLARE_MARGO_RPC_HANDLER
(
ssg_attach_recv_ult
)
static
hg_id_t
ssg_attach_rpc_id
;
/***************************************************
*** SSG runtime intialization/shutdown routines ***
***************************************************/
...
...
@@ -47,6 +51,12 @@ ssg_group_t *the_group = NULL;
int
ssg_init
(
margo_instance_id
mid
)
{
hg_class_t
*
hg_cls
=
margo_get_class
(
mid
);
/* register HG RPCs for SSG */
ssg_attach_rpc_id
=
MERCURY_REGISTER
(
hg_cls
,
"ssg_attach"
,
void
,
void
,
ssg_attach_recv_ult_handler
);
ssg_mid
=
mid
;
return
SSG_SUCCESS
;
...
...
@@ -383,6 +393,32 @@ int ssg_group_destroy(
int
ssg_group_attach
(
ssg_group_id_t
group_id
)
{
hg_class_t
*
hgcl
=
NULL
;
hg_addr_t
srvr_addr
=
HG_ADDR_NULL
;
hg_handle_t
handle
=
HG_HANDLE_NULL
;
hg_return_t
hret
;
hgcl
=
margo_get_class
(
ssg_mid
);
if
(
!
hgcl
)
goto
fini
;
/* lookup the address of the given group's leader server */
hret
=
margo_addr_lookup
(
ssg_mid
,
group_id
.
addr_str
,
&
srvr_addr
);
if
(
hret
!=
HG_SUCCESS
)
goto
fini
;
hret
=
HG_Create
(
margo_get_context
(
ssg_mid
),
srvr_addr
,
ssg_attach_rpc_id
,
&
handle
);
if
(
hret
!=
HG_SUCCESS
)
goto
fini
;
/* XXX: send a request to the leader addr to attach to the group */
hret
=
margo_forward
(
ssg_mid
,
handle
,
NULL
);
if
(
hret
!=
HG_SUCCESS
)
goto
fini
;
/* XXX: store the obtained view locally to refer to */
/* TODO: hold on to leader addr so we don't have to look it up again? */
fini:
if
(
hgcl
&&
srvr_addr
!=
HG_ADDR_NULL
)
HG_Addr_free
(
hgcl
,
srvr_addr
);
if
(
handle
!=
HG_HANDLE_NULL
)
HG_Destroy
(
handle
);
return
SSG_SUCCESS
;
}
...
...
@@ -525,6 +561,13 @@ static void ssg_lookup_ult(
return
;
}
static
void
ssg_attach_recv_ult
(
hg_handle_t
handle
)
{
HG_Destroy
(
handle
);
return
;
}
DEFINE_MARGO_RPC_HANDLER
(
ssg_attach_recv_ult
)
static
void
ssg_generate_group_id
(
const
char
*
name
,
const
char
*
leader_addr_str
,
ssg_group_id_t
*
group_id
)
...
...
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