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-rw-r--r--lib/sasl/src/release_handler_1.erl86
-rw-r--r--lib/sasl/test/release_handler_SUITE.erl19
2 files changed, 85 insertions, 20 deletions
diff --git a/lib/sasl/src/release_handler_1.erl b/lib/sasl/src/release_handler_1.erl
index 3a64e10185..b4b288646f 100644
--- a/lib/sasl/src/release_handler_1.erl
+++ b/lib/sasl/src/release_handler_1.erl
@@ -60,21 +60,25 @@ check_script(Script, LibDirs) ->
end.
do_check_script(Script, LibDirs, PurgeMods) ->
- {Before, _After} = split_instructions(Script),
+ {Before, After} = split_instructions(Script),
case catch lists:foldl(fun(Instruction, EvalState1) ->
eval(Instruction, EvalState1)
end,
#eval_state{libdirs = LibDirs},
Before) of
EvalState2 when is_record(EvalState2, eval_state) ->
- {ok,PurgeMods};
+ case catch syntax_check_script(After) of
+ ok ->
+ {ok,PurgeMods};
+ Other ->
+ {error,Other}
+ end;
{error, Error} ->
{error, Error};
Other ->
{error, Other}
end.
-
%% eval_script/1 - For testing only - no apps added, just testing instructions
eval_script(Script) ->
eval_script(Script, [], [], [], []).
@@ -91,22 +95,30 @@ eval_script(Script, Apps, LibDirs, NewLibs, Opts) ->
newlibs = NewLibs,
opts = Opts},
Before) of
- EvalState2 when is_record(EvalState2, eval_state) ->
- case catch lists:foldl(fun(Instruction, EvalState3) ->
- eval(Instruction, EvalState3)
- end,
- EvalState2,
- After) of
- EvalState4 when is_record(EvalState4, eval_state) ->
- {ok, EvalState4#eval_state.unpurged};
- restart_emulator ->
- restart_emulator;
- Error ->
- {'EXIT', Error}
- end;
- {error, Error} -> {error, Error};
- Other -> {error, Other}
- end;
+ EvalState2 when is_record(EvalState2, eval_state) ->
+ case catch syntax_check_script(After) of
+ ok ->
+ case catch lists:foldl(
+ fun(Instruction, EvalState3) ->
+ eval(Instruction,
+ EvalState3)
+ end,
+ EvalState2,
+ After) of
+ EvalState4
+ when is_record(EvalState4, eval_state) ->
+ {ok, EvalState4#eval_state.unpurged};
+ restart_emulator ->
+ restart_emulator;
+ Error ->
+ {'EXIT', Error}
+ end;
+ Other ->
+ {error,Other}
+ end;
+ {error, Error} -> {error, Error};
+ Other -> {error, Other}
+ end;
{error, Mod} ->
{error, {old_processes, Mod}}
end.
@@ -182,6 +194,42 @@ do_check_old_code(Mod,Procs) ->
[Mod].
+%% Check the last part of the script, i.e. the part after point_of_no_return.
+%% More or less a syntax check in case the script was handwritten.
+syntax_check_script([point_of_no_return | Script]) ->
+ syntax_check_script(Script);
+syntax_check_script([{load, {_,_,_}} | Script]) ->
+ syntax_check_script(Script);
+syntax_check_script([{remove, {_,_,_}} | Script]) ->
+ syntax_check_script(Script);
+syntax_check_script([{purge, _} | Script]) ->
+ syntax_check_script(Script);
+syntax_check_script([{suspend, _} | Script]) ->
+ syntax_check_script(Script);
+syntax_check_script([{resume, _} | Script]) ->
+ syntax_check_script(Script);
+syntax_check_script([{code_change, _} | Script]) ->
+ syntax_check_script(Script);
+syntax_check_script([{code_change, _, _} | Script]) ->
+ syntax_check_script(Script);
+syntax_check_script([{stop, _} | Script]) ->
+ syntax_check_script(Script);
+syntax_check_script([{start, _} | Script]) ->
+ syntax_check_script(Script);
+syntax_check_script([{sync_nodes, _, {_,_,_}} | Script]) ->
+ syntax_check_script(Script);
+syntax_check_script([{sync_nodes, _, _} | Script]) ->
+ syntax_check_script(Script);
+syntax_check_script([{apply, {_,_,_}} | Script]) ->
+ syntax_check_script(Script);
+syntax_check_script([restart_emulator | Script]) ->
+ syntax_check_script(Script);
+syntax_check_script([Illegal | _Script]) ->
+ throw({illegal_instruction_after_point_of_no_return,Illegal});
+syntax_check_script([]) ->
+ ok.
+
+
%%-----------------------------------------------------------------
%% An unpurged module is a module for which there exist an old
%% version of the code. This should only be the case if there are
diff --git a/lib/sasl/test/release_handler_SUITE.erl b/lib/sasl/test/release_handler_SUITE.erl
index 958f6bbfc9..12f86365a3 100644
--- a/lib/sasl/test/release_handler_SUITE.erl
+++ b/lib/sasl/test/release_handler_SUITE.erl
@@ -60,7 +60,8 @@ cases() ->
[otp_2740, otp_2760, otp_5761, otp_9402, otp_9417,
otp_9395_check_old_code, otp_9395_check_and_purge,
otp_9395_update_many_mods, otp_9395_rm_many_mods,
- instructions, eval_appup, supervisor_which_children_timeout].
+ instructions, eval_appup, supervisor_which_children_timeout,
+ install_release_syntax_check].
groups() ->
[{release,[],
@@ -620,6 +621,22 @@ supervisor_which_children_timeout(Conf) ->
supervisor_which_children_timeout(cleanup, Conf) ->
stop_node(node_name(supervisor_which_children_timeout)).
+
+%% Test that check_install_release will fail for illegal relup
+%% instructions, even after point of no return.
+install_release_syntax_check(Conf) when is_list(Conf) ->
+
+ S1 = [point_of_no_return, illegal_instruction],
+ {error,{illegal_instruction_after_point_of_no_return,illegal_instruction}} =
+ release_handler_1:check_script(S1,[]),
+
+ S2 = [point_of_no_return,restart_new_emulator],
+ {error,{illegal_instruction_after_point_of_no_return,restart_new_emulator}} =
+ release_handler_1:check_script(S2,[]),
+
+ ok.
+
+
%%-----------------------------------------------------------------
%% Ticket: OTP-2740
%% Slogan: vsn not numeric doesn't work so good in release_handling