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authorBjörn-Egil Dahlberg <egil@erlang.org>2012-10-15 14:22:14 +0200
committerBjörn-Egil Dahlberg <egil@erlang.org>2012-10-18 16:57:34 +0200
commit30152914f61a1693fd17a2a4bcf36f8df96b7692 (patch)
treedd4a00057e953e4c8b85785c9716f453f93eb674 /lib
parent7f341797febc67762af4fb430b0e69d21aad6dcf (diff)
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test: Add test for heart restart on crash
* node_start_soon_after_crash tests that heart restarts beam upon a crash and only lets beam write its crash dump for a certain amount of time
Diffstat (limited to 'lib')
-rw-r--r--lib/kernel/test/heart_SUITE.erl76
1 files changed, 53 insertions, 23 deletions
diff --git a/lib/kernel/test/heart_SUITE.erl b/lib/kernel/test/heart_SUITE.erl
index de278f9e69..2bed8bee26 100644
--- a/lib/kernel/test/heart_SUITE.erl
+++ b/lib/kernel/test/heart_SUITE.erl
@@ -22,7 +22,10 @@
-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2, start/1, restart/1,
- reboot/1, node_start_immediately_after_crash/1, set_cmd/1, clear_cmd/1, get_cmd/1,
+ reboot/1,
+ node_start_immediately_after_crash/1,
+ node_start_soon_after_crash/1,
+ set_cmd/1, clear_cmd/1, get_cmd/1,
dont_drop/1, kill_pid/1]).
-export([init_per_testcase/2, end_per_testcase/2]).
@@ -60,6 +63,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}].
all() -> [
start, restart, reboot,
node_start_immediately_after_crash,
+ node_start_soon_after_crash,
set_cmd, clear_cmd, get_cmd,
kill_pid
].
@@ -186,7 +190,7 @@ reboot(Config) when is_list(Config) ->
%% ERL_CRASH_DUMP_SECONDS=0 will force beam not to dump an erl_crash.dump.
node_start_immediately_after_crash(suite) -> {req, [{time, 10}]};
node_start_immediately_after_crash(Config) when is_list(Config) ->
- {ok, Node} = start_check(slave, heart_test, [{"ERL_CRASH_DUMP_SECONDS", "0"}]),
+ {ok, Node} = start_check(loose, heart_test_imm, [{"ERL_CRASH_DUMP_SECONDS", "0"}]),
ok = rpc:call(Node, heart, set_cmd,
[atom_to_list(lib:progname()) ++
@@ -195,9 +199,9 @@ node_start_immediately_after_crash(Config) when is_list(Config) ->
Mod = exhaust_atoms,
Code = generate(Mod, [], [
- "do() -> " ++
- " Set = lists:seq($a,$z), " ++
- " [ list_to_atom([A,B,C,D,E]) || " ++
+ "do() -> "
+ " Set = lists:seq($a,$z), "
+ " [ list_to_atom([A,B,C,D,E]) || "
" A <- Set, B <- Set, C <- Set, E <- Set, D <- Set ]."
]),
@@ -209,9 +213,44 @@ node_start_immediately_after_crash(Config) when is_list(Config) ->
receive {nodedown, Node} -> ok
after 2000 -> test_server:fail(node_not_closed)
end,
- test_server:sleep(5000),
+ test_server:sleep(3000),
node_check_up_down(Node, 2000),
- ok.
+ loose_node:stop(Node).
+
+%% node_start_soon_after_crash
+%% Purpose:
+%% Check that a node is up and running after a crash.
+%% This test exhausts the atom table on the remote node.
+%% ERL_CRASH_DUMP_SECONDS=10 will force beam
+%% to only dump an erl_crash.dump for 10 seconds.
+node_start_soon_after_crash(suite) -> {req, [{time, 10}]};
+node_start_soon_after_crash(Config) when is_list(Config) ->
+ {ok, Node} = start_check(loose, heart_test_soon, [{"ERL_CRASH_DUMP_SECONDS", "10"}]),
+
+ ok = rpc:call(Node, heart, set_cmd,
+ [atom_to_list(lib:progname()) ++
+ " -noshell -heart " ++ name(Node) ++ "&"]),
+
+ Mod = exhaust_atoms,
+
+ Code = generate(Mod, [], [
+ "do() -> "
+ " Set = lists:seq($a,$z), "
+ " [ list_to_atom([A,B,C,D,E]) || "
+ " A <- Set, B <- Set, C <- Set, E <- Set, D <- Set ]."
+ ]),
+
+ %% crash it with atom exhaustion
+ rpc:call(Node, erlang, load_module, [Mod, Code]),
+ rpc:cast(Node, Mod, do, []),
+
+ receive {nodedown, Node} -> ok
+ after 15000 -> test_server:fail(node_not_closed)
+ end,
+ test_server:sleep(20000),
+ node_check_up_down(Node, 15000),
+ loose_node:stop(Node).
+
node_check_up_down(Node, Tmo) ->
case net_adm:ping(Node) of
@@ -285,7 +324,7 @@ get_cmd(suite) -> [];
get_cmd(Config) when is_list(Config) ->
{ok, Node} = start_check(slave, heart_test),
Cmd = "test",
- ok = rpc:call(Node, heart, set_cmd, [Cmd]),
+ ok = rpc:call(Node, heart, set_cmd, [Cmd]),
{ok, Cmd} = rpc:call(Node, heart, get_cmd, []),
stop_node(Node),
ok.
@@ -378,9 +417,7 @@ do_kill_pid(_Config) ->
{ok,Node} = start_node_run(Name,Env,suicide_by_heart,[]),
ok = wait_for_node(Node,15),
erlang:monitor_node(Node, true),
- receive
- {nodedown,Node} ->
- ok
+ receive {nodedown,Node} -> ok
after 30000 ->
false
end.
@@ -388,23 +425,16 @@ do_kill_pid(_Config) ->
wait_for_node(_,0) ->
false;
wait_for_node(Node,N) ->
- receive
- after 1000 ->
- ok
- end,
+ receive after 1000 -> ok end,
case net_adm:ping(Node) of
- pong ->
- ok;
- pang ->
- wait_for_node(Node,N-1)
+ pong -> ok;
+ pang -> wait_for_node(Node,N-1)
end.
erl() ->
case os:type() of
- {win32,_} ->
- "werl ";
- _ ->
- "erl "
+ {win32,_} -> "werl ";
+ _ -> "erl "
end.
name(Node) when is_list(Node) -> name(Node,[]);