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Rename three MAC entry points from _proc_ to _cred_ to reflect the fact

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that they operate directly on credentials: mac_proc_create_swapper(),
mac_proc_create_init(), and mac_proc_associate_nfsd().  Update policies.

Obtained from:	TrustedBSD Project
This commit is contained in:
Robert Watson 2008-10-28 11:33:06 +00:00
parent 0dde8f1194
commit 212ab0cfb3
11 changed files with 210 additions and 209 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
sys/kern/init_main.c
View File

@ -456,7 +456,7 @@ proc0_init(void *dummy __unused)
audit_cred_kproc0(p->p_ucred);
#endif
#ifdef MAC
mac_proc_create_swapper(p->p_ucred);
mac_cred_create_swapper(p->p_ucred);
#endif
td->td_ucred = crhold(p->p_ucred);
@ -736,7 +736,7 @@ create_init(const void *udata __unused)
oldcred = initproc->p_ucred;
crcopy(newcred, oldcred);
#ifdef MAC
mac_proc_create_init(newcred);
mac_cred_create_init(newcred);
#endif
#ifdef AUDIT
audit_cred_proc1(newcred);

2
sys/nfsserver/nfs_srvsock.c
View File

@ -360,7 +360,7 @@ nfs_getreq(struct nfsrv_descript *nd, struct nfsd *nfsd, int has_header)
nd->nd_cr->cr_groups[0] = nd->nd_cr->cr_rgid =
nd->nd_cr->cr_svgid = fxdr_unsigned(gid_t, *tl++);
#ifdef MAC
mac_proc_associate_nfsd(nd->nd_cr);
mac_cred_associate_nfsd(nd->nd_cr);
#endif
len = fxdr_unsigned(int, *tl);
if (len < 0 || len > RPCAUTH_UNIXGIDS) {

6
sys/security/mac/mac_framework.h
View File

@ -103,8 +103,11 @@ void mac_bpfdesc_create_mbuf(struct bpf_d *d, struct mbuf *m);
void mac_bpfdesc_destroy(struct bpf_d *);
void mac_bpfdesc_init(struct bpf_d *);
void mac_cred_associate_nfsd(struct ucred *cred);
int mac_cred_check_visible(struct ucred *cr1, struct ucred *cr2);
void mac_cred_copy(struct ucred *cr1, struct ucred *cr2);
void mac_cred_create_init(struct ucred *cred);
void mac_cred_create_swapper(struct ucred *cred);
void mac_cred_destroy(struct ucred *);
void mac_cred_init(struct ucred *);
@ -227,7 +230,6 @@ void mac_posixshm_init(struct shmfd *);
int mac_priv_check(struct ucred *cred, int priv);
int mac_priv_grant(struct ucred *cred, int priv);
void mac_proc_associate_nfsd(struct ucred *cred);
int mac_proc_check_debug(struct ucred *cred, struct proc *p);
int mac_proc_check_sched(struct ucred *cred, struct proc *p);
int mac_proc_check_setaudit(struct ucred *cred, struct auditinfo *ai);
@ -255,8 +257,6 @@ int mac_proc_check_setuid(struct proc *p, struct ucred *cred,
int mac_proc_check_signal(struct ucred *cred, struct proc *p,
int signum);
int mac_proc_check_wait(struct ucred *cred, struct proc *p);
void mac_proc_create_init(struct ucred *cred);
void mac_proc_create_swapper(struct ucred *cred);
void mac_proc_destroy(struct proc *);
void mac_proc_init(struct proc *);
int mac_execve_enter(struct image_params *imgp, struct mac *mac_p);

12
sys/security/mac/mac_policy.h
View File

@ -128,12 +128,15 @@ typedef void (*mpo_bpfdesc_create_mbuf_t)(struct bpf_d *d,
typedef void (*mpo_bpfdesc_destroy_label_t)(struct label *label);
typedef void (*mpo_bpfdesc_init_label_t)(struct label *label);
typedef void (*mpo_cred_associate_nfsd_t)(struct ucred *cred);
typedef int (*mpo_cred_check_relabel_t)(struct ucred *cred,
struct label *newlabel);
typedef int (*mpo_cred_check_visible_t)(struct ucred *cr1,
struct ucred *cr2);
typedef void (*mpo_cred_copy_label_t)(struct label *src,
struct label *dest);
typedef void (*mpo_cred_create_init_t)(struct ucred *cred);
typedef void (*mpo_cred_create_swapper_t)(struct ucred *cred);
typedef void (*mpo_cred_destroy_label_t)(struct label *label);
typedef int (*mpo_cred_externalize_label_t)(struct label *label,
char *element_name, struct sbuf *sb, int *claimed);
@ -345,7 +348,6 @@ typedef void (*mpo_posixshm_init_label_t)(struct label *label);
typedef int (*mpo_priv_check_t)(struct ucred *cred, int priv);
typedef int (*mpo_priv_grant_t)(struct ucred *cred, int priv);
typedef void (*mpo_proc_associate_nfsd_t)(struct ucred *cred);
typedef int (*mpo_proc_check_debug_t)(struct ucred *cred,
struct proc *p);
typedef int (*mpo_proc_check_sched_t)(struct ucred *cred,
@ -373,8 +375,6 @@ typedef int (*mpo_proc_check_signal_t)(struct ucred *cred,
struct proc *proc, int signum);
typedef int (*mpo_proc_check_wait_t)(struct ucred *cred,
struct proc *proc);
typedef void (*mpo_proc_create_init_t)(struct ucred *cred);
typedef void (*mpo_proc_create_swapper_t)(struct ucred *cred);
typedef void (*mpo_proc_destroy_label_t)(struct label *label);
typedef void (*mpo_proc_init_label_t)(struct label *label);
@ -674,9 +674,12 @@ struct mac_policy_ops {
mpo_bpfdesc_destroy_label_t mpo_bpfdesc_destroy_label;
mpo_bpfdesc_init_label_t mpo_bpfdesc_init_label;
mpo_cred_associate_nfsd_t mpo_cred_associate_nfsd;
mpo_cred_check_relabel_t mpo_cred_check_relabel;
mpo_cred_check_visible_t mpo_cred_check_visible;
mpo_cred_copy_label_t mpo_cred_copy_label;
mpo_cred_create_swapper_t mpo_cred_create_swapper;
mpo_cred_create_init_t mpo_cred_create_init;
mpo_cred_destroy_label_t mpo_cred_destroy_label;
mpo_cred_externalize_label_t mpo_cred_externalize_label;
mpo_cred_init_label_t mpo_cred_init_label;
@ -790,7 +793,6 @@ struct mac_policy_ops {
mpo_priv_check_t mpo_priv_check;
mpo_priv_grant_t mpo_priv_grant;
mpo_proc_associate_nfsd_t mpo_proc_associate_nfsd;
mpo_proc_check_debug_t mpo_proc_check_debug;
mpo_proc_check_sched_t mpo_proc_check_sched;
mpo_proc_check_setaudit_t mpo_proc_check_setaudit;
@ -807,8 +809,6 @@ struct mac_policy_ops {
mpo_proc_check_setresgid_t mpo_proc_check_setresgid;
mpo_proc_check_signal_t mpo_proc_check_signal;
mpo_proc_check_wait_t mpo_proc_check_wait;
mpo_proc_create_swapper_t mpo_proc_create_swapper;
mpo_proc_create_init_t mpo_proc_create_init;
mpo_proc_destroy_label_t mpo_proc_destroy_label;
mpo_proc_init_label_t mpo_proc_init_label;

78
sys/security/mac/mac_process.c
View File

@ -1,5 +1,5 @@
/*-
* Copyright (c) 1999-2002 Robert N. M. Watson
* Copyright (c) 1999-2002, 2008 Robert N. M. Watson
* Copyright (c) 2001 Ilmar S. Habibulin
* Copyright (c) 2001-2003 Networks Associates Technology, Inc.
* Copyright (c) 2005 Samy Al Bahra
@ -160,6 +160,44 @@ mac_proc_destroy(struct proc *p)
}
}
/*
* When a thread becomes an NFS server daemon, its credential may need to be
* updated to reflect this so that policies can recognize when file system
* operations originate from the network.
*
* At some point, it would be desirable if the credential used for each NFS
* RPC could be set based on the RPC context (i.e., source system, etc) to
* provide more fine-grained access control.
*/
void
mac_cred_associate_nfsd(struct ucred *cred)
{
MAC_PERFORM(cred_associate_nfsd, cred);
}
/*
* Initialize MAC label for the first kernel process, from which other kernel
* processes and threads are spawned.
*/
void
mac_cred_create_swapper(struct ucred *cred)
{
MAC_PERFORM(cred_create_swapper, cred);
}
/*
* Initialize MAC label for the first userland process, from which other
* userland processes and threads are spawned.
*/
void
mac_cred_create_init(struct ucred *cred)
{
MAC_PERFORM(cred_create_init, cred);
}
int
mac_cred_externalize_label(struct label *label, char *elements,
char *outbuf, size_t outbuflen)
@ -181,44 +219,6 @@ mac_cred_internalize_label(struct label *label, char *string)
return (error);
}
/*
* Initialize MAC label for the first kernel process, from which other kernel
* processes and threads are spawned.
*/
void
mac_proc_create_swapper(struct ucred *cred)
{
MAC_PERFORM(proc_create_swapper, cred);
}
/*
* Initialize MAC label for the first userland process, from which other
* userland processes and threads are spawned.
*/
void
mac_proc_create_init(struct ucred *cred)
{
MAC_PERFORM(proc_create_init, cred);
}
/*
* When a thread becomes an NFS server daemon, its credential may need to be
* updated to reflect this so that policies can recognize when file system
* operations originate from the network.
*
* At some point, it would be desirable if the credential used for each NFS
* RPC could be set based on the RPC context (i.e., source system, etc) to
* provide more fine-grained access control.
*/
void
mac_proc_associate_nfsd(struct ucred *cred)
{
MAC_PERFORM(proc_associate_nfsd, cred);
}
void
mac_thread_userret(struct thread *td)
{

76
sys/security/mac_biba/mac_biba.c
View File

@ -815,6 +815,17 @@ biba_bpfdesc_create_mbuf(struct bpf_d *d, struct label *dlabel,
biba_copy_effective(source, dest);
}
static void
biba_cred_associate_nfsd(struct ucred *cred)
{
struct mac_biba *label;
label = SLOT(cred->cr_label);
biba_set_effective(label, MAC_BIBA_TYPE_LOW, 0, NULL);
biba_set_range(label, MAC_BIBA_TYPE_LOW, 0, NULL, MAC_BIBA_TYPE_HIGH,
0, NULL);
}
static int
biba_cred_check_relabel(struct ucred *cred, struct label *newlabel)
{
@ -894,6 +905,30 @@ biba_cred_check_visible(struct ucred *u1, struct ucred *u2)
return (0);
}
static void
biba_cred_create_init(struct ucred *cred)
{
struct mac_biba *dest;
dest = SLOT(cred->cr_label);
biba_set_effective(dest, MAC_BIBA_TYPE_HIGH, 0, NULL);
biba_set_range(dest, MAC_BIBA_TYPE_LOW, 0, NULL, MAC_BIBA_TYPE_HIGH,
0, NULL);
}
static void
biba_cred_create_swapper(struct ucred *cred)
{
struct mac_biba *dest;
dest = SLOT(cred->cr_label);
biba_set_effective(dest, MAC_BIBA_TYPE_EQUAL, 0, NULL);
biba_set_range(dest, MAC_BIBA_TYPE_LOW, 0, NULL, MAC_BIBA_TYPE_HIGH,
0, NULL);
}
static void
biba_cred_relabel(struct ucred *cred, struct label *newlabel)
{
@ -1818,17 +1853,6 @@ biba_priv_check(struct ucred *cred, int priv)
return (0);
}
static void
biba_proc_associate_nfsd(struct ucred *cred)
{
struct mac_biba *label;
label = SLOT(cred->cr_label);
biba_set_effective(label, MAC_BIBA_TYPE_LOW, 0, NULL);
biba_set_range(label, MAC_BIBA_TYPE_LOW, 0, NULL, MAC_BIBA_TYPE_HIGH,
0, NULL);
}
static int
biba_proc_check_debug(struct ucred *cred, struct proc *p)
{
@ -1904,30 +1928,6 @@ biba_socket_check_deliver(struct socket *so, struct label *solabel,
return (biba_equal_effective(p, s) ? 0 : EACCES);
}
static void
biba_proc_create_init(struct ucred *cred)
{
struct mac_biba *dest;
dest = SLOT(cred->cr_label);
biba_set_effective(dest, MAC_BIBA_TYPE_HIGH, 0, NULL);
biba_set_range(dest, MAC_BIBA_TYPE_LOW, 0, NULL, MAC_BIBA_TYPE_HIGH,
0, NULL);
}
static void
biba_proc_create_swapper(struct ucred *cred)
{
struct mac_biba *dest;
dest = SLOT(cred->cr_label);
biba_set_effective(dest, MAC_BIBA_TYPE_EQUAL, 0, NULL);
biba_set_range(dest, MAC_BIBA_TYPE_LOW, 0, NULL, MAC_BIBA_TYPE_HIGH,
0, NULL);
}
static int
biba_socket_check_relabel(struct ucred *cred, struct socket *so,
struct label *solabel, struct label *newlabel)
@ -3334,9 +3334,12 @@ static struct mac_policy_ops mac_biba_ops =
.mpo_bpfdesc_destroy_label = biba_destroy_label,
.mpo_bpfdesc_init_label = biba_init_label,
.mpo_cred_associate_nfsd = biba_cred_associate_nfsd,
.mpo_cred_check_relabel = biba_cred_check_relabel,
.mpo_cred_check_visible = biba_cred_check_visible,
.mpo_cred_copy_label = biba_copy_label,
.mpo_cred_create_init = biba_cred_create_init,
.mpo_cred_create_swapper = biba_cred_create_swapper,
.mpo_cred_destroy_label = biba_destroy_label,
.mpo_cred_externalize_label = biba_externalize_label,
.mpo_cred_init_label = biba_init_label,
@ -3432,12 +3435,9 @@ static struct mac_policy_ops mac_biba_ops =
.mpo_priv_check = biba_priv_check,
.mpo_proc_associate_nfsd = biba_proc_associate_nfsd,
.mpo_proc_check_debug = biba_proc_check_debug,
.mpo_proc_check_sched = biba_proc_check_sched,
.mpo_proc_check_signal = biba_proc_check_signal,
.mpo_proc_create_init = biba_proc_create_init,
.mpo_proc_create_swapper = biba_proc_create_swapper,
.mpo_socket_check_deliver = biba_socket_check_deliver,
.mpo_socket_check_relabel = biba_socket_check_relabel,

49
sys/security/mac_lomac/mac_lomac.c
View File

@ -993,6 +993,29 @@ lomac_cred_check_visible(struct ucred *cr1, struct ucred *cr2)
return (0);
}
static void
lomac_cred_create_init(struct ucred *cred)
{
struct mac_lomac *dest;
dest = SLOT(cred->cr_label);
lomac_set_single(dest, MAC_LOMAC_TYPE_HIGH, 0);
lomac_set_range(dest, MAC_LOMAC_TYPE_LOW, 0, MAC_LOMAC_TYPE_HIGH, 0);
}
static void
lomac_cred_create_swapper(struct ucred *cred)
{
struct mac_lomac *dest;
dest = SLOT(cred->cr_label);
lomac_set_single(dest, MAC_LOMAC_TYPE_EQUAL, 0);
lomac_set_range(dest, MAC_LOMAC_TYPE_LOW, 0, MAC_LOMAC_TYPE_HIGH, 0);
}
static void
lomac_cred_relabel(struct ucred *cred, struct label *newlabel)
{
@ -1884,28 +1907,6 @@ lomac_proc_check_signal(struct ucred *cred, struct proc *p, int signum)
return (0);
}
static void
lomac_proc_create_init(struct ucred *cred)
{
struct mac_lomac *dest;
dest = SLOT(cred->cr_label);
lomac_set_single(dest, MAC_LOMAC_TYPE_HIGH, 0);
lomac_set_range(dest, MAC_LOMAC_TYPE_LOW, 0, MAC_LOMAC_TYPE_HIGH, 0);
}
static void
lomac_proc_create_swapper(struct ucred *cred)
{
struct mac_lomac *dest;
dest = SLOT(cred->cr_label);
lomac_set_single(dest, MAC_LOMAC_TYPE_EQUAL, 0);
lomac_set_range(dest, MAC_LOMAC_TYPE_LOW, 0, MAC_LOMAC_TYPE_HIGH, 0);
}
static void
lomac_proc_destroy_label(struct label *label)
{
@ -2894,6 +2895,8 @@ static struct mac_policy_ops lomac_ops =
.mpo_cred_check_relabel = lomac_cred_check_relabel,
.mpo_cred_check_visible = lomac_cred_check_visible,
.mpo_cred_copy_label = lomac_copy_label,
.mpo_cred_create_swapper = lomac_cred_create_swapper,
.mpo_cred_create_init = lomac_cred_create_init,
.mpo_cred_destroy_label = lomac_destroy_label,
.mpo_cred_externalize_label = lomac_externalize_label,
.mpo_cred_init_label = lomac_init_label,
@ -2983,8 +2986,6 @@ static struct mac_policy_ops lomac_ops =
.mpo_proc_check_debug = lomac_proc_check_debug,
.mpo_proc_check_sched = lomac_proc_check_sched,
.mpo_proc_check_signal = lomac_proc_check_signal,
.mpo_proc_create_swapper = lomac_proc_create_swapper,
.mpo_proc_create_init = lomac_proc_create_init,
.mpo_proc_destroy_label = lomac_proc_destroy_label,
.mpo_proc_init_label = lomac_proc_init_label,

76
sys/security/mac_mls/mac_mls.c
View File

@ -776,6 +776,17 @@ mls_bpfdesc_create_mbuf(struct bpf_d *d, struct label *dlabel,
mls_copy_effective(source, dest);
}
static void
mls_cred_associate_nfsd(struct ucred *cred)
{
struct mac_mls *label;
label = SLOT(cred->cr_label);
mls_set_effective(label, MAC_MLS_TYPE_LOW, 0, NULL);
mls_set_range(label, MAC_MLS_TYPE_LOW, 0, NULL, MAC_MLS_TYPE_HIGH, 0,
NULL);
}
static int
mls_cred_check_relabel(struct ucred *cred, struct label *newlabel)
{
@ -854,6 +865,30 @@ mls_cred_check_visible(struct ucred *cr1, struct ucred *cr2)
return (0);
}
static void
mls_cred_create_init(struct ucred *cred)
{
struct mac_mls *dest;
dest = SLOT(cred->cr_label);
mls_set_effective(dest, MAC_MLS_TYPE_LOW, 0, NULL);
mls_set_range(dest, MAC_MLS_TYPE_LOW, 0, NULL, MAC_MLS_TYPE_HIGH, 0,
NULL);
}
static void
mls_cred_create_swapper(struct ucred *cred)
{
struct mac_mls *dest;
dest = SLOT(cred->cr_label);
mls_set_effective(dest, MAC_MLS_TYPE_EQUAL, 0, NULL);
mls_set_range(dest, MAC_MLS_TYPE_LOW, 0, NULL, MAC_MLS_TYPE_HIGH, 0,
NULL);
}
static void
mls_cred_relabel(struct ucred *cred, struct label *newlabel)
{
@ -1523,17 +1558,6 @@ mls_posixsem_create(struct ucred *cred, struct ksem *ks,
mls_copy_effective(source, dest);
}
static void
mls_proc_associate_nfsd(struct ucred *cred)
{
struct mac_mls *label;
label = SLOT(cred->cr_label);
mls_set_effective(label, MAC_MLS_TYPE_LOW, 0, NULL);
mls_set_range(label, MAC_MLS_TYPE_LOW, 0, NULL, MAC_MLS_TYPE_HIGH, 0,
NULL);
}
static int
mls_proc_check_debug(struct ucred *cred, struct proc *p)
{
@ -1594,30 +1618,6 @@ mls_proc_check_signal(struct ucred *cred, struct proc *p, int signum)
return (0);
}
static void
mls_proc_create_init(struct ucred *cred)
{
struct mac_mls *dest;
dest = SLOT(cred->cr_label);
mls_set_effective(dest, MAC_MLS_TYPE_LOW, 0, NULL);
mls_set_range(dest, MAC_MLS_TYPE_LOW, 0, NULL, MAC_MLS_TYPE_HIGH, 0,
NULL);
}
static void
mls_proc_create_swapper(struct ucred *cred)
{
struct mac_mls *dest;
dest = SLOT(cred->cr_label);
mls_set_effective(dest, MAC_MLS_TYPE_EQUAL, 0, NULL);
mls_set_range(dest, MAC_MLS_TYPE_LOW, 0, NULL, MAC_MLS_TYPE_HIGH, 0,
NULL);
}
static int
mls_socket_check_deliver(struct socket *so, struct label *solabel,
struct mbuf *m, struct label *mlabel)
@ -2957,9 +2957,12 @@ static struct mac_policy_ops mls_ops =
.mpo_bpfdesc_destroy_label = mls_destroy_label,
.mpo_bpfdesc_init_label = mls_init_label,
.mpo_cred_associate_nfsd = mls_cred_associate_nfsd,
.mpo_cred_check_relabel = mls_cred_check_relabel,
.mpo_cred_check_visible = mls_cred_check_visible,
.mpo_cred_copy_label = mls_copy_label,
.mpo_cred_create_init = mls_cred_create_init,
.mpo_cred_create_swapper = mls_cred_create_swapper,
.mpo_cred_destroy_label = mls_destroy_label,
.mpo_cred_externalize_label = mls_externalize_label,
.mpo_cred_init_label = mls_init_label,
@ -3051,12 +3054,9 @@ static struct mac_policy_ops mls_ops =
.mpo_posixsem_destroy_label = mls_destroy_label,
.mpo_posixsem_init_label = mls_init_label,
.mpo_proc_associate_nfsd = mls_proc_associate_nfsd,
.mpo_proc_check_debug = mls_proc_check_debug,
.mpo_proc_check_sched = mls_proc_check_sched,
.mpo_proc_check_signal = mls_proc_check_signal,
.mpo_proc_create_init = mls_proc_create_init,
.mpo_proc_create_swapper = mls_proc_create_swapper,
.mpo_socket_check_deliver = mls_socket_check_deliver,
.mpo_socket_check_relabel = mls_socket_check_relabel,

34
sys/security/mac_partition/mac_partition.c
View File

@ -1,5 +1,5 @@
/*-
* Copyright (c) 1999-2002, 2007 Robert N. M. Watson
* Copyright (c) 1999-2002, 2007-2008 Robert N. M. Watson
* Copyright (c) 2001-2002 Networks Associates Technology, Inc.
* Copyright (c) 2006 SPARTA, Inc.
* Copyright (c) 2008 Apple Inc.
@ -154,6 +154,20 @@ partition_cred_copy_label(struct label *src, struct label *dest)
SLOT_SET(dest, 0);
}
static void
partition_cred_create_init(struct ucred *cred)
{
SLOT_SET(cred->cr_label, 0);
}
static void
partition_cred_create_swapper(struct ucred *cred)
{
SLOT_SET(cred->cr_label, 0);
}
static void
partition_cred_destroy_label(struct label *label)
{
@ -251,20 +265,6 @@ partition_proc_check_signal(struct ucred *cred, struct proc *p,
return (error ? ESRCH : 0);
}
static void
partition_proc_create_init(struct ucred *cred)
{
SLOT_SET(cred->cr_label, 0);
}
static void
partition_proc_create_swapper(struct ucred *cred)
{
SLOT_SET(cred->cr_label, 0);
}
static int
partition_socket_check_visible(struct ucred *cred, struct socket *so,
struct label *solabel)
@ -300,6 +300,8 @@ static struct mac_policy_ops partition_ops =
.mpo_cred_check_relabel = partition_cred_check_relabel,
.mpo_cred_check_visible = partition_cred_check_visible,
.mpo_cred_copy_label = partition_cred_copy_label,
.mpo_cred_create_init = partition_cred_create_init,
.mpo_cred_create_swapper = partition_cred_create_swapper,
.mpo_cred_destroy_label = partition_cred_destroy_label,
.mpo_cred_externalize_label = partition_cred_externalize_label,
.mpo_cred_init_label = partition_cred_init_label,
@ -309,8 +311,6 @@ static struct mac_policy_ops partition_ops =
.mpo_proc_check_debug = partition_proc_check_debug,
.mpo_proc_check_sched = partition_proc_check_sched,
.mpo_proc_check_signal = partition_proc_check_signal,
.mpo_proc_create_init = partition_proc_create_init,
.mpo_proc_create_swapper = partition_proc_create_swapper,
.mpo_socket_check_visible = partition_socket_check_visible,
.mpo_vnode_check_exec = partition_vnode_check_exec,
};

42
sys/security/mac_stub/mac_stub.c
View File

@ -185,6 +185,12 @@ stub_bpfdesc_create_mbuf(struct bpf_d *d, struct label *dlabel,
}
static void
stub_cred_associate_nfsd(struct ucred *cred)
{
}
static int
stub_cred_check_relabel(struct ucred *cred, struct label *newlabel)
{
@ -199,6 +205,18 @@ stub_cred_check_visible(struct ucred *cr1, struct ucred *cr2)
return (0);
}
static void
stub_cred_create_init(struct ucred *cred)
{
}
static void
stub_cred_create_swapper(struct ucred *cred)
{
}
static void
stub_cred_relabel(struct ucred *cred, struct label *newlabel)
{
@ -668,12 +686,6 @@ stub_priv_grant(struct ucred *cred, int priv)
return (EPERM);
}
static void
stub_proc_associate_nfsd(struct ucred *cred)
{
}
static int
stub_proc_check_debug(struct ucred *cred, struct proc *p)
{
@ -789,18 +801,6 @@ stub_proc_check_wait(struct ucred *cred, struct proc *p)
return (0);
}
static void
stub_proc_create_init(struct ucred *cred)
{
}
static void
stub_proc_create_swapper(struct ucred *cred)
{
}
static int
stub_socket_check_accept(struct ucred *cred, struct socket *so,
struct label *solabel)
@ -1539,9 +1539,12 @@ static struct mac_policy_ops stub_ops =
.mpo_bpfdesc_destroy_label = stub_destroy_label,
.mpo_bpfdesc_init_label = stub_init_label,
.mpo_cred_associate_nfsd = stub_cred_associate_nfsd,
.mpo_cred_check_relabel = stub_cred_check_relabel,
.mpo_cred_check_visible = stub_cred_check_visible,
.mpo_cred_copy_label = stub_copy_label,
.mpo_cred_create_init = stub_cred_create_init,
.mpo_cred_create_swapper = stub_cred_create_swapper,
.mpo_cred_destroy_label = stub_destroy_label,
.mpo_cred_externalize_label = stub_externalize_label,
.mpo_cred_init_label = stub_init_label,
@ -1655,7 +1658,6 @@ static struct mac_policy_ops stub_ops =
.mpo_priv_check = stub_priv_check,
.mpo_priv_grant = stub_priv_grant,
.mpo_proc_associate_nfsd = stub_proc_associate_nfsd,
.mpo_proc_check_debug = stub_proc_check_debug,
.mpo_proc_check_sched = stub_proc_check_sched,
.mpo_proc_check_setaudit = stub_proc_check_setaudit,
@ -1672,8 +1674,6 @@ static struct mac_policy_ops stub_ops =
.mpo_proc_check_setuid = stub_proc_check_setuid,
.mpo_proc_check_signal = stub_proc_check_signal,
.mpo_proc_check_wait = stub_proc_check_wait,
.mpo_proc_create_init = stub_proc_create_init,
.mpo_proc_create_swapper = stub_proc_create_swapper,
.mpo_socket_check_accept = stub_socket_check_accept,
.mpo_socket_check_bind = stub_socket_check_bind,

40
sys/security/mac_test/mac_test.c
View File

@ -242,6 +242,24 @@ test_cred_copy_label(struct label *src, struct label *dest)
COUNTER_INC(cred_copy_label);
}
COUNTER_DECL(cred_create_init);
static void
test_cred_create_init(struct ucred *cred)
{
LABEL_CHECK(cred->cr_label, MAGIC_CRED);
COUNTER_INC(cred_create_init);
}
COUNTER_DECL(cred_create_swapper);
static void
test_cred_create_swapper(struct ucred *cred)
{
LABEL_CHECK(cred->cr_label, MAGIC_CRED);
COUNTER_INC(cred_create_swapper);
}
COUNTER_DECL(cred_destroy_label);
static void
test_cred_destroy_label(struct label *label)
@ -1480,24 +1498,6 @@ test_proc_check_wait(struct ucred *cred, struct proc *p)
return (0);
}
COUNTER_DECL(proc_create_init);
static void
test_proc_create_init(struct ucred *cred)
{
LABEL_CHECK(cred->cr_label, MAGIC_CRED);
COUNTER_INC(proc_create_init);
}
COUNTER_DECL(proc_create_swapper);
static void
test_proc_create_swapper(struct ucred *cred)
{
LABEL_CHECK(cred->cr_label, MAGIC_CRED);
COUNTER_INC(proc_create_swapper);
}
COUNTER_DECL(proc_destroy_label);
static void
test_proc_destroy_label(struct label *label)
@ -2883,6 +2883,8 @@ static struct mac_policy_ops test_ops =
.mpo_cred_check_relabel = test_cred_check_relabel,
.mpo_cred_check_visible = test_cred_check_visible,
.mpo_cred_copy_label = test_cred_copy_label,
.mpo_cred_create_init = test_cred_create_init,
.mpo_cred_create_swapper = test_cred_create_swapper,
.mpo_cred_destroy_label = test_cred_destroy_label,
.mpo_cred_externalize_label = test_cred_externalize_label,
.mpo_cred_init_label = test_cred_init_label,
@ -3022,8 +3024,6 @@ static struct mac_policy_ops test_ops =
.mpo_proc_check_setuid = test_proc_check_setuid,
.mpo_proc_check_signal = test_proc_check_signal,
.mpo_proc_check_wait = test_proc_check_wait,
.mpo_proc_create_init = test_proc_create_init,
.mpo_proc_create_swapper = test_proc_create_swapper,
.mpo_proc_destroy_label = test_proc_destroy_label,
.mpo_proc_init_label = test_proc_init_label,