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nvsciipc: enable endpoint security

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- allow ioctl access if UID looked up is one of process UID
  or SGIDs.
- removed legacy codes
- set UID of set DB ioctl using sysfs

JIRA: NVIPC-2817

Change-Id: Ic910b5bdbb362e9cda0cc3af4bcd9c1642725a25
Signed-off-by: Suneel Kumar Pemmineti <spemmineti@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3225830
Tested-by: Joshua Cha <joshuac@nvidia.com>
Reviewed-by: Simon Je <sje@nvidia.com>
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Suneel Kumar Pemmineti
2024-09-17 15:10:52 +00:00
committed by Jon Hunter
parent 1fabab5472
commit 04ccb5c0c3
3 changed files with 126 additions and 123 deletions
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34
include/uapi/linux/nvsciipc_ioctl.h
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@@ -33,29 +33,6 @@ struct nvsciipc_config_entry {
uint32_t uid;
};
/* TODO: remove it after migration */
struct nvsciipc_config_entry_legacy {
/* endpoint name */
char ep_name[NVSCIIPC_MAX_EP_NAME];
/* node name for shm/sem */
char dev_name[NVSCIIPC_MAX_EP_NAME];
uint32_t backend; /* backend type */
uint32_t nframes; /* frame count */
uint32_t frame_size; /* frame size */
/* ep id for inter-Proc/Thread
* queue id for inter-VM
* dev id for inter-Chip
*/
uint32_t id;
uint64_t vuid; /* VM-wide unique id */
char rdma_dev_name[NVSCIIPC_MAX_RDMA_NAME];
char remote_ip[NVSCIIPC_MAX_IP_NAME];
uint32_t remote_port;
uint32_t local_port;
uint32_t peer_vmid;
uint32_t noti_type;
};
struct nvsciipc_db {
int num_eps;
struct nvsciipc_config_entry **entry;
@@ -77,13 +54,6 @@ struct nvsciipc_get_db_by_name {
uint32_t idx;
};
/* TODO: remove it after migration */
struct nvsciipc_get_db_by_name_legacy {
char ep_name[NVSCIIPC_MAX_EP_NAME];
struct nvsciipc_config_entry_legacy entry;
uint32_t idx;
};
struct nvsciipc_get_db_by_vuid {
uint64_t vuid;
struct nvsciipc_config_entry entry;
@@ -95,7 +65,6 @@ struct nvsciipc_get_db_by_idx {
uint32_t idx;
};
/* for userspace level test, debugging purpose only */
struct nvsciipc_validate_auth_token {
uint32_t auth_token;
uint64_t local_vuid;
@@ -107,7 +76,6 @@ struct nvsciipc_topoid {
uint32_t vmid;
};
/* for userspace level test, debugging purpose only */
struct nvsciipc_map_vuid {
uint64_t vuid;
struct nvsciipc_topoid peer_topoid;
@@ -132,11 +100,9 @@ struct nvsciipc_map_vuid {
#define NVSCIIPC_IOCTL_GET_DB_SIZE \
_IOR(NVSCIIPC_IOCTL_MAGIC, 5, uint32_t)
/* debugging purpose only */
#define NVSCIIPC_IOCTL_VALIDATE_AUTH_TOKEN \
_IOWR(NVSCIIPC_IOCTL_MAGIC, 6, struct nvsciipc_validate_auth_token)
/* debugging purpose only */
#define NVSCIIPC_IOCTL_MAP_VUID \
_IOWR(NVSCIIPC_IOCTL_MAGIC, 7, struct nvsciipc_map_vuid)