Commit a6f23300 authored by John Johansen's avatar John Johansen

apparmor: allow specifying the profile doing the management

Signed-off-by: default avatarJohn Johansen <john.johansen@canonical.com>
parent 3e3e5695
......@@ -582,6 +582,7 @@ static int replacement_allowed(struct aa_profile *profile, int noreplace,
/**
* aa_audit_policy - Do auditing of policy changes
* @profile: profile to check if it can manage policy
* @op: policy operation being performed
* @gfp: memory allocation flags
* @name: name of profile being manipulated (NOT NULL)
......@@ -590,8 +591,8 @@ static int replacement_allowed(struct aa_profile *profile, int noreplace,
*
* Returns: the error to be returned after audit is done
*/
static int audit_policy(int op, gfp_t gfp, const char *name, const char *info,
int error)
static int audit_policy(struct aa_profile *profile, int op, gfp_t gfp,
const char *name, const char *info, int error)
{
struct common_audit_data sa;
struct apparmor_audit_data aad = {0,};
......@@ -602,7 +603,7 @@ static int audit_policy(int op, gfp_t gfp, const char *name, const char *info,
aad.info = info;
aad.error = error;
return aa_audit(AUDIT_APPARMOR_STATUS, __aa_current_profile(), gfp,
return aa_audit(AUDIT_APPARMOR_STATUS, profile, gfp,
&sa, NULL);
}
......@@ -632,12 +633,14 @@ bool aa_may_manage_policy(int op)
{
/* check if loading policy is locked out */
if (aa_g_lock_policy) {
audit_policy(op, GFP_KERNEL, NULL, "policy_locked", -EACCES);
audit_policy(__aa_current_profile(), op, GFP_KERNEL, NULL,
"policy_locked", -EACCES);
return 0;
}
if (!policy_admin_capable()) {
audit_policy(op, GFP_KERNEL, NULL, "not policy admin", -EACCES);
audit_policy(__aa_current_profile(), op, GFP_KERNEL, NULL,
"not policy admin", -EACCES);
return 0;
}
......@@ -762,6 +765,7 @@ static int __lookup_replace(struct aa_ns *ns, const char *hname,
/**
* aa_replace_profiles - replace profile(s) on the profile list
* @view: namespace load is viewed from
* @profile: profile that is attempting to load/replace policy
* @udata: serialized data stream (NOT NULL)
* @size: size of the serialized data stream
* @noreplace: true if only doing addition, no replacement allowed
......@@ -790,7 +794,8 @@ ssize_t aa_replace_profiles(struct aa_ns *view, void *udata, size_t size,
/* released below */
ns = aa_prepare_ns(view, ns_name);
if (!ns) {
error = audit_policy(op, GFP_KERNEL, ns_name,
error = audit_policy(__aa_current_profile(), op, GFP_KERNEL,
ns_name,
"failed to prepare namespace", -ENOMEM);
goto free;
}
......@@ -867,7 +872,8 @@ ssize_t aa_replace_profiles(struct aa_ns *view, void *udata, size_t size,
list_del_init(&ent->list);
op = (!ent->old && !ent->rename) ? OP_PROF_LOAD : OP_PROF_REPL;
audit_policy(op, GFP_ATOMIC, ent->new->base.hname, NULL, error);
audit_policy(__aa_current_profile(), op, GFP_ATOMIC,
ent->new->base.hname, NULL, error);
if (ent->old) {
__replace_profile(ent->old, ent->new, 1);
......@@ -921,7 +927,8 @@ ssize_t aa_replace_profiles(struct aa_ns *view, void *udata, size_t size,
/* audit cause of failure */
op = (!ent->old) ? OP_PROF_LOAD : OP_PROF_REPL;
audit_policy(op, GFP_KERNEL, ent->new->base.hname, info, error);
audit_policy(__aa_current_profile(), op, GFP_KERNEL,
ent->new->base.hname, info, error);
/* audit status that rest of profiles in the atomic set failed too */
info = "valid profile in failed atomic policy load";
list_for_each_entry(tmp, &lh, list) {
......@@ -931,7 +938,8 @@ ssize_t aa_replace_profiles(struct aa_ns *view, void *udata, size_t size,
continue;
}
op = (!ent->old) ? OP_PROF_LOAD : OP_PROF_REPL;
audit_policy(op, GFP_KERNEL, tmp->new->base.hname, info, error);
audit_policy(__aa_current_profile(), op, GFP_KERNEL,
tmp->new->base.hname, info, error);
}
free:
list_for_each_entry_safe(ent, tmp, &lh, list) {
......@@ -1004,7 +1012,8 @@ ssize_t aa_remove_profiles(struct aa_ns *view, char *fqname, size_t size)
}
/* don't fail removal if audit fails */
(void) audit_policy(OP_PROF_RM, GFP_KERNEL, name, info, error);
(void) audit_policy(__aa_current_profile(), OP_PROF_RM, GFP_KERNEL,
name, info, error);
aa_put_ns(ns);
aa_put_profile(profile);
return size;
......@@ -1014,6 +1023,7 @@ ssize_t aa_remove_profiles(struct aa_ns *view, char *fqname, size_t size)
aa_put_ns(ns);
fail:
(void) audit_policy(OP_PROF_RM, GFP_KERNEL, name, info, error);
(void) audit_policy(__aa_current_profile(), OP_PROF_RM, GFP_KERNEL,
name, info, error);
return error;
}
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