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rpc: add spdk_rpc_is_method_allowed

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spdk_rpc_is_method_allowed() allows to check if method is permitted for
given state.

Change-Id: I0b0046482262dfc7fa521647991eb88a38e4c1d3
Signed-off-by: Pawel Wodkowski <pawelx.wodkowski@intel.com>
Reviewed-on: https://review.gerrithub.io/430487
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Pawel Wodkowski 2018-10-23 18:44:24 +02:00 committed by Ben Walker
parent b4692083f1
commit 69f713ee5b
2 changed files with 31 additions and 0 deletions
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11
include/spdk/rpc.h
View File

@ -81,6 +81,17 @@ typedef void (*spdk_rpc_method_handler)(struct spdk_jsonrpc_request *request,
void spdk_rpc_register_method(const char *method, spdk_rpc_method_handler func,
uint32_t state_mask);
/**
* Check if \c method is allowed for \c state_mask
*
* \param method Method name
* \param state_mask state mask to check against
* \return 0 if method is allowed or negative error code:
* -EPERM method is not allowed
* -ENOENT method not found
*/
int spdk_rpc_is_method_allowed(const char *method, uint32_t state_mask);
#define SPDK_RPC_STARTUP 0x1
#define SPDK_RPC_RUNTIME 0x2

20
lib/rpc/rpc.c
View File

@ -223,6 +223,26 @@ spdk_rpc_register_method(const char *method, spdk_rpc_method_handler func, uint3
SLIST_INSERT_HEAD(&g_rpc_methods, m, slist);
}
int
spdk_rpc_is_method_allowed(const char *method, uint32_t state_mask)
{
struct spdk_rpc_method *m;
SLIST_FOREACH(m, &g_rpc_methods, slist) {
if (strcmp(m->name, method) != 0) {
continue;
}
if ((m->state_mask & state_mask) == state_mask) {
return 0;
} else {
return -EPERM;
}
}
return -ENOENT;
}
void
spdk_rpc_close(void)
{