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=== Description (from pull-request) ===
It appears that on some kernel at least, the connect operation is
evaluated against the non-dereference path when dealing with a symlink.
Signed-off-by: Stéphane Graber <stgra...@ubuntu.com>
From c6d7f2a92bafa217593f482611fd98e941e2ce30 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?St=C3=A9phane=20Graber?= <stgra...@ubuntu.com>
Date: Tue, 10 Nov 2020 18:05:39 -0500
Subject: [PATCH] lxd/apparmor: Workaround socket handling
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
It appears that on some kernel at least, the connect operation is
evaluated against the non-dereference path when dealing with a symlink.
Signed-off-by: Stéphane Graber <stgra...@ubuntu.com>
---
lxd/apparmor/instance_forkproxy.go | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/lxd/apparmor/instance_forkproxy.go
b/lxd/apparmor/instance_forkproxy.go
index 7b320f0056..5518e53b2d 100644
--- a/lxd/apparmor/instance_forkproxy.go
+++ b/lxd/apparmor/instance_forkproxy.go
@@ -77,7 +77,7 @@ profile "{{ .name }}"
flags=(attach_disconnected,mediate_deleted) {
/snap/lxd/*/lib/**.so* mr,
{{- end }}
-{{if .libraryPath -}}
+{{if .libraryPath }}
# Entries from LD_LIBRARY_PATH
{{range $index, $element := .libraryPath}}
{{$element}}/** mr,
@@ -138,7 +138,9 @@ func forkproxyProfile(state *state.State, inst instance,
dev device) (string, er
return "", err
}
- sockets[k] = v
+ if !shared.StringInSlice(v, sockets) {
+ sockets = append(sockets, v)
+ }
}
// Render the profile.
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