[RFC PATCH ghak32 V2 07/13] audit: add container aux record to watch/tree/mark
From: Richard Guy Briggs <hidden>
Date: 2018-03-16 09:06:49
Also in:
cgroups, linux-fsdevel, lkml, netdev
Subsystem:
audit subsystem, the rest · Maintainers:
Paul Moore, Eric Paris, Linus Torvalds
Add container ID auxiliary record to mark, watch and tree rule configuration standalone records. Signed-off-by: Richard Guy Briggs <redacted> --- kernel/audit_fsnotify.c | 5 ++++- kernel/audit_tree.c | 5 ++++- kernel/audit_watch.c | 33 +++++++++++++++++++-------------- 3 files changed, 27 insertions(+), 16 deletions(-)
diff --git a/kernel/audit_fsnotify.c b/kernel/audit_fsnotify.c
index 52f368b..18c110d 100644
--- a/kernel/audit_fsnotify.c
+++ b/kernel/audit_fsnotify.c@@ -124,10 +124,11 @@ static void audit_mark_log_rule_change(struct audit_fsnotify_mark *audit_mark, c { struct audit_buffer *ab; struct audit_krule *rule = audit_mark->rule; + struct audit_context *context = audit_alloc_local(); if (!audit_enabled) return; - ab = audit_log_start(NULL, GFP_NOFS, AUDIT_CONFIG_CHANGE); + ab = audit_log_start(context, GFP_NOFS, AUDIT_CONFIG_CHANGE); if (unlikely(!ab)) return; audit_log_format(ab, "auid=%u ses=%u op=%s",
@@ -138,6 +139,8 @@ static void audit_mark_log_rule_change(struct audit_fsnotify_mark *audit_mark, c audit_log_key(ab, rule->filterkey); audit_log_format(ab, " list=%d res=1", rule->listnr); audit_log_end(ab); + audit_log_container_info(context, "config", audit_get_containerid(current)); + audit_free_context(context); } void audit_remove_mark(struct audit_fsnotify_mark *audit_mark)
diff --git a/kernel/audit_tree.c b/kernel/audit_tree.c
index 67e6956..7c085be 100644
--- a/kernel/audit_tree.c
+++ b/kernel/audit_tree.c@@ -496,8 +496,9 @@ static int tag_chunk(struct inode *inode, struct audit_tree *tree) static void audit_tree_log_remove_rule(struct audit_krule *rule) { struct audit_buffer *ab; + struct audit_context *context = audit_alloc_local(); - ab = audit_log_start(NULL, GFP_KERNEL, AUDIT_CONFIG_CHANGE); + ab = audit_log_start(context, GFP_KERNEL, AUDIT_CONFIG_CHANGE); if (unlikely(!ab)) return; audit_log_format(ab, "op=remove_rule");
@@ -506,6 +507,8 @@ static void audit_tree_log_remove_rule(struct audit_krule *rule) audit_log_key(ab, rule->filterkey); audit_log_format(ab, " list=%d res=1", rule->listnr); audit_log_end(ab); + audit_log_container_info(context, "config", audit_get_containerid(current)); + audit_free_context(context); } static void kill_rules(struct audit_tree *tree)
diff --git a/kernel/audit_watch.c b/kernel/audit_watch.c
index 9eb8b35..60d75a2 100644
--- a/kernel/audit_watch.c
+++ b/kernel/audit_watch.c@@ -238,20 +238,25 @@ static struct audit_watch *audit_dupe_watch(struct audit_watch *old) static void audit_watch_log_rule_change(struct audit_krule *r, struct audit_watch *w, char *op) { - if (audit_enabled) { - struct audit_buffer *ab; - ab = audit_log_start(NULL, GFP_NOFS, AUDIT_CONFIG_CHANGE); - if (unlikely(!ab)) - return; - audit_log_format(ab, "auid=%u ses=%u op=%s", - from_kuid(&init_user_ns, audit_get_loginuid(current)), - audit_get_sessionid(current), op); - audit_log_format(ab, " path="); - audit_log_untrustedstring(ab, w->path); - audit_log_key(ab, r->filterkey); - audit_log_format(ab, " list=%d res=1", r->listnr); - audit_log_end(ab); - } + struct audit_buffer *ab; + struct audit_context *context = audit_alloc_local(); + + if (!audit_enabled) + return; + + ab = audit_log_start(context, GFP_NOFS, AUDIT_CONFIG_CHANGE); + if (unlikely(!ab)) + return; + audit_log_format(ab, "auid=%u ses=%u op=%s", + from_kuid(&init_user_ns, audit_get_loginuid(current)), + audit_get_sessionid(current), op); + audit_log_format(ab, " path="); + audit_log_untrustedstring(ab, w->path); + audit_log_key(ab, r->filterkey); + audit_log_format(ab, " list=%d res=1", r->listnr); + audit_log_end(ab); + audit_log_container_info(context, "config", audit_get_containerid(current)); + audit_free_context(context); } /* Update inode info in audit rules based on filesystem event. */
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1.8.3.1