[PATCH] SE Linux audit events (af601e46) · Commits · 戴 / test

include/linux/audit.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -83,6 +83,9 @@
		#define AUDIT_AVC 1400 /* SE Linux avc denial or grant */
		#define AUDIT_SELINUX_ERR 1401 /* Internal SE Linux Errors */
		#define AUDIT_AVC_PATH 1402 /* dentry, vfsmount pair from avc */
		#define AUDIT_MAC_POLICY_LOAD 1403 /* Policy file load */
		#define AUDIT_MAC_STATUS 1404 /* Changed enforcing,permissive,off */
		#define AUDIT_MAC_CONFIG_CHANGE 1405 /* Changes to booleans */

		#define AUDIT_KERNEL 2000 /* Asynchronous audit record. NOT A REQUEST. */

+11 −0

Original line number	Diff line number	Diff line
		@@ -21,6 +21,7 @@
		#include <linux/major.h>
		#include <linux/seq_file.h>
		#include <linux/percpu.h>
		#include <linux/audit.h>
		#include <asm/uaccess.h>
		#include <asm/semaphore.h>

		@@ -126,6 +127,10 @@ static ssize_t sel_write_enforce(struct file * file, const char __user * buf,
		length = task_has_security(current, SECURITY__SETENFORCE);
		if (length)
		goto out;
		audit_log(current->audit_context, GFP_KERNEL, AUDIT_MAC_STATUS,
		"enforcing=%d old_enforcing=%d auid=%u", new_value,
		selinux_enforcing,
		audit_get_loginuid(current->audit_context));
		selinux_enforcing = new_value;
		if (selinux_enforcing)
		avc_ss_reset(0);
		@@ -176,6 +181,9 @@ static ssize_t sel_write_disable(struct file * file, const char __user * buf,
		length = selinux_disable();
		if (length < 0)
		goto out;
		audit_log(current->audit_context, GFP_KERNEL, AUDIT_MAC_STATUS,
		"selinux=0 auid=%u",
		audit_get_loginuid(current->audit_context));
		}

		length = count;
		@@ -261,6 +269,9 @@ static ssize_t sel_write_load(struct file * file, const char __user * buf,
		length = ret;
		else
		length = count;
		audit_log(current->audit_context, GFP_KERNEL, AUDIT_MAC_POLICY_LOAD,
		"policy loaded auid=%u",
		audit_get_loginuid(current->audit_context));
		out:
		up(&sel_sem);
		vfree(data);

+9 −6

Original line number	Diff line number	Diff line
		@@ -1758,19 +1758,22 @@ int security_set_bools(int len, int *values)
		goto out;
		}

		printk(KERN_INFO "security: committed booleans { ");
		for (i = 0; i < len; i++) {
		if (!!values[i] != policydb.bool_val_to_struct[i]->state) {
		audit_log(current->audit_context, GFP_ATOMIC,
		AUDIT_MAC_CONFIG_CHANGE,
		"bool=%s val=%d old_val=%d auid=%u",
		policydb.p_bool_val_to_name[i],
		!!values[i],
		policydb.bool_val_to_struct[i]->state,
		audit_get_loginuid(current->audit_context));
		}
		if (values[i]) {
		policydb.bool_val_to_struct[i]->state = 1;
		} else {
		policydb.bool_val_to_struct[i]->state = 0;
		}
		if (i != 0)
		printk(", ");
		printk("%s:%d", policydb.p_bool_val_to_name[i],
		policydb.bool_val_to_struct[i]->state);
		}
		printk(" }\n");

		for (cur = policydb.cond_list; cur != NULL; cur = cur->next) {
		rc = evaluate_cond_node(&policydb, cur);