Use netlink connector to recv pid info, fix exec

For some reasons, kernel-connector can catch exec event, but it
doesn't tell me about what the process exec and what're its args.
So we should use audit to collect these infomations, and complete
in the database.

However, there's different delays between connector and audit,
although they both use netlink socket, as a result of which, exec
may comes before fork. we deal with it the same way. But, there's
also exec event lost, may because of the check for ppid in exec
event, but it's necessary, and if is deleted, too much irrelavent
infomation would flood into database, i've tried. So make it there,
just go forward.

Besides, what's newly discovered is that pthread_create also use
clone syscall, but if pid 1 has a thread 2, the exec info will say
that pid 2 execs. So i shouldn't ignore connector msg that childPid
ne childTgid.

This is my first attempt to use git-submodule function in my own pro-
ject, also golang local package. Congratulations!

Now, fight to fix about file operations. Hope that there wouldn't
be too many fucking bugs.

1 files changed, 2 insertions, 1 deletions

diff --git a/.gitignore b/.gitignore
index bfe22fb..b9f0a38 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 .vscode/*
-godo
+*/godo
+*/hello
 
 old/*
 !old/*.*