File 0659-kernel-Fix-setting-of-non-existing-file-as-inet_db-r.patch of Package erlang
From f92fc026fe6f34bc869a5166a2726f890986929a Mon Sep 17 00:00:00 2001
From: Lukas Larsson <lukas@erlang.org>
Date: Mon, 6 May 2019 11:05:21 +0200
Subject: [PATCH] kernel: Fix setting of non-existing file as inet_db
resolv_conf
This was broken in 7c63a98c28d477.
---
lib/kernel/src/inet_db.erl | 3 ++-
lib/kernel/test/inet_res_SUITE.erl | 7 ++++---
2 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/lib/kernel/src/inet_db.erl b/lib/kernel/src/inet_db.erl
index 3f5a2ea5ee..630ef5d2f7 100644
--- a/lib/kernel/src/inet_db.erl
+++ b/lib/kernel/src/inet_db.erl
@@ -1226,7 +1226,8 @@ handle_set_file(Option, Fname, TagTm, TagInfo, ParseFun, From,
_ ->
ets:insert(Db, {TagInfo, undefined}),
TimeZero = - (?RES_FILE_UPDATE_TM + 1), % Early enough
- ets:insert(Db, {TagTm, TimeZero})
+ ets:insert(Db, {TagTm, TimeZero}),
+ <<>>
end,
handle_set_file(ParseFun, Bin, From, State);
false -> {reply,error,State}
diff --git a/lib/kernel/test/inet_res_SUITE.erl b/lib/kernel/test/inet_res_SUITE.erl
index cbec8d430c..6b545fa414 100644
--- a/lib/kernel/test/inet_res_SUITE.erl
+++ b/lib/kernel/test/inet_res_SUITE.erl
@@ -46,15 +46,16 @@
%% a temporary local nameserver BIND 8 or 9 that must be installed
%% on your machine.
%%
-%% For example, on Ubuntu 14.04, as root:
+%% For example, on Ubuntu 16.04 / 18.04, as root:
%% apt-get install bind9
%% Now, that is not enough since Apparmor will not allow
%% the nameserver daemon /usr/sbin/named to read from the test directory.
%% Assuming that you run tests in /ldisk/daily_build, and still on
-%% Ubuntu 14.04, make /usr/apparmor.d/local/usr.sbin.named contain:
+%% Ubuntu 14.04, make /etc/apparmor.d/local/usr.sbin.named contain:
%% /ldisk/daily_build/** r,
%% And yes; the trailing comma must be there...
-
+%% And yes; create the file if it does not exist.
+%% And yes; restart the apparmor daemon using "service apparmor restart"
suite() ->
--
2.16.4
