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flexnbd: Add a proxy mode

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This lets us proxy connections between NBD clients and servers, resiliently.
This commit is contained in:
nick
2013-02-15 16:52:16 +00:00
parent 9b67d30608
commit 98d8fbeaf0
12 changed files with 1101 additions and 24 deletions
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32
src/flexnbd.c
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@@ -129,6 +129,26 @@ struct flexnbd * flexnbd_create_listening(
}
struct flexnbd * flexnbd_create_proxying(
char* s_downstream_address,
char* s_downstream_port,
char* s_upstream_address,
char* s_upstream_port,
char* s_upstream_bind
)
{
struct flexnbd * flexnbd = xmalloc( sizeof( struct flexnbd ) );
flexnbd->proxy = proxy_create(
flexnbd,
s_downstream_address,
s_downstream_port,
s_upstream_address,
s_upstream_port,
s_upstream_bind);
flexnbd_create_shared( flexnbd, NULL );
return flexnbd;
}
void flexnbd_spawn_control(struct flexnbd * flexnbd )
{
NULLCHECK( flexnbd );
@@ -181,7 +201,6 @@ struct server * flexnbd_server( struct flexnbd * flexnbd )
return flexnbd->serve;
}
void flexnbd_replace_acl( struct flexnbd * flexnbd, struct acl * acl )
{
NULLCHECK( flexnbd );
@@ -255,3 +274,14 @@ int flexnbd_serve( struct flexnbd * flexnbd )
return success;
}
int flexnbd_proxy( struct flexnbd * flexnbd )
{
NULLCHECK( flexnbd );
int success;
success = do_proxy( flexnbd->proxy );
debug("do_proxy success is %d", success );
return success;
}