Commit 0bc229b3 authored by Changpeng Liu's avatar Changpeng Liu Committed by Tomasz Zawadzki
Browse files

test/llvm_nvme_fuzz: add IDENTIFY command test case 



Also name the fuzzer test case with `fuzz_admin` prefix
for ADMIN commands.

Change-Id: I6e5eeb71a5f795fee8afba034f3ad436220e3c20
Signed-off-by: default avatarChangpeng Liu <changpeng.liu@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/10815


Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Reviewed-by: default avatarTomasz Zawadzki <tomasz.zawadzki@intel.com>
parent 7bb78fb9

test/app/fuzz/llvm_nvme_fuzz/llvm_nvme_fuzz.c

+26 −2
Original line number Diff line number Diff line
@@ -77,7 +77,7 @@ fuzz_admin_command(struct fuzz_command *cmd) 
}



static void

fuzz_log_page_command(struct fuzz_command *cmd)

fuzz_admin_get_log_page_command(struct fuzz_command *cmd)

{

	memset(&cmd->cmd, 0, sizeof(cmd->cmd));
@@ -106,9 +106,31 @@ fuzz_log_page_command(struct fuzz_command *cmd) 
	g_data += 6;

}



static void

fuzz_admin_identify_command(struct fuzz_command *cmd)

{

	memset(&cmd->cmd, 0, sizeof(cmd->cmd));



	cmd->cmd.opc = SPDK_NVME_OPC_IDENTIFY;



	cmd->cmd.cdw10_bits.raw = 0;

	cmd->cmd.cdw10_bits.identify.cns = g_data[0];

	cmd->cmd.cdw10_bits.identify.cntid = (g_data[1] << 8) + g_data[2];



	cmd->cmd.cdw11_bits.raw = 0;

	cmd->cmd.cdw11_bits.identify.nvmsetid = (g_data[3] << 8) + g_data[4];

	cmd->cmd.cdw11_bits.identify.csi = g_data[5];



	/* UUID index, bits 0-6 are used */

	cmd->cmd.cdw14 = (g_data[6] & 0x7f);



	g_data += 7;

}



static struct fuzz_type g_fuzzers[] = {

	{ .fn = fuzz_admin_command, .bytes_per_cmd = sizeof(struct spdk_nvme_cmd) },

	{ .fn = fuzz_log_page_command, .bytes_per_cmd = 6 },

	{ .fn = fuzz_admin_get_log_page_command, .bytes_per_cmd = 6 },

	{ .fn = fuzz_admin_identify_command, .bytes_per_cmd = 7 },

	{ .fn = NULL, .bytes_per_cmd = 0 }

};
@@ -216,6 +238,8 @@ begin_fuzz(void *ctx) 


	for (i = 0; i < MAX_COMMANDS; i++) {

		g_cmds[i].buf = spdk_malloc(4096, 0, NULL, SPDK_ENV_LCORE_ID_ANY, SPDK_MALLOC_DMA);

		assert(g_cmds[i].buf);

		g_cmds[i].len = 4096;

	}



	pthread_create(&g_fuzz_td, NULL, start_fuzzer, NULL);