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selinux: Add IB Port SMP access vector

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Add a type for Infiniband ports and an access vector for subnet
management packets. Implement the ib_port_smp hook to check that the
caller has permission to send and receive SMPs on the end port specified
by the device name and port. Add interface to query the SID for a IB
port, which walks the IB_PORT ocontexts to find an entry for the
given name and port.

Signed-off-by: Daniel Jurgens <danielj@mellanox.com>
Reviewed-by: James Morris <james.l.morris@oracle.com>
Acked-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>
This commit is contained in:
Daniel Jurgens 2017-05-19 15:48:58 +03:00 • committed by Paul Moore
parent cfc4d882d4
commit ab861dfca1
6 changed files with 83 additions and 0 deletions
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8
include/linux/lsm_audit.h
View file

@ -21,6 +21,7 @@
#include <linux/path.h>
#include <linux/key.h>
#include <linux/skbuff.h>
#include <rdma/ib_verbs.h>
struct lsm_network_audit {
int netif;
@ -50,6 +51,11 @@ struct lsm_ibpkey_audit {
u16 pkey;
};
struct lsm_ibendport_audit {
char dev_name[IB_DEVICE_NAME_MAX];
u8 port;
};
/* Auxiliary data to use in generating the audit record. */
struct common_audit_data {
char type;
@ -66,6 +72,7 @@ struct common_audit_data {
#define LSM_AUDIT_DATA_IOCTL_OP 11
#define LSM_AUDIT_DATA_FILE 12
#define LSM_AUDIT_DATA_IBPKEY 13
#define LSM_AUDIT_DATA_IBENDPORT 14
union {
struct path path;
struct dentry *dentry;
@ -84,6 +91,7 @@ struct common_audit_data {
struct lsm_ioctlop_audit *op;
struct file *file;
struct lsm_ibpkey_audit *ibpkey;
struct lsm_ibendport_audit *ibendport;
} u;
/* this union contains LSM specific data */
union {