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-rw-r--r--lib/runtime_tools/doc/specs/.gitignore1
-rw-r--r--lib/runtime_tools/doc/src/Makefile10
-rw-r--r--lib/runtime_tools/doc/src/ref_man.xml1
-rw-r--r--lib/runtime_tools/doc/src/specs.xml4
-rw-r--r--lib/runtime_tools/doc/src/system_information.xml98
-rw-r--r--lib/runtime_tools/src/system_information.erl282
-rw-r--r--lib/runtime_tools/test/system_information_SUITE.erl10
-rw-r--r--lib/runtime_tools/test/system_information_SUITE_data/information_test_report.dat3
8 files changed, 403 insertions, 6 deletions
diff --git a/lib/runtime_tools/doc/specs/.gitignore b/lib/runtime_tools/doc/specs/.gitignore
new file mode 100644
index 0000000000..322eebcb06
--- /dev/null
+++ b/lib/runtime_tools/doc/specs/.gitignore
@@ -0,0 +1 @@
+specs_*.xml
diff --git a/lib/runtime_tools/doc/src/Makefile b/lib/runtime_tools/doc/src/Makefile
index 51d93df418..07c63197e9 100644
--- a/lib/runtime_tools/doc/src/Makefile
+++ b/lib/runtime_tools/doc/src/Makefile
@@ -40,7 +40,7 @@ RELSYSDIR = $(RELEASE_PATH)/lib/$(APPLICATION)-$(VSN)
# Target Specs
# ----------------------------------------------------
XML_APPLICATION_FILES = ref_man.xml
-XML_REF3_FILES = dbg.xml dyntrace.xml erts_alloc_config.xml
+XML_REF3_FILES = dbg.xml dyntrace.xml erts_alloc_config.xml system_information.xml
XML_REF6_FILES = runtime_tools_app.xml
XML_PART_FILES = part_notes.xml part_notes_history.xml part.xml
@@ -71,12 +71,20 @@ HTML_REF_MAN_FILE = $(HTMLDIR)/index.html
TOP_PDF_FILE = $(PDFDIR)/$(APPLICATION)-$(VSN).pdf
+SPECS_FILES = $(XML_REF3_FILES:%.xml=$(SPECDIR)/specs_%.xml)
+
+TOP_SPECS_FILE = specs.xml
+
# ----------------------------------------------------
# FLAGS
# ----------------------------------------------------
XML_FLAGS +=
DVIPS_FLAGS +=
+SPECS_ESRC = ../../src
+
+SPECS_FLAGS = -I../../include -I../../../kernel/src
+
# ----------------------------------------------------
# Targets
# ----------------------------------------------------
diff --git a/lib/runtime_tools/doc/src/ref_man.xml b/lib/runtime_tools/doc/src/ref_man.xml
index 6017f3cdaa..25fa97896b 100644
--- a/lib/runtime_tools/doc/src/ref_man.xml
+++ b/lib/runtime_tools/doc/src/ref_man.xml
@@ -35,5 +35,6 @@
<xi:include href="dbg.xml"/>
<xi:include href="dyntrace.xml"/>
<xi:include href="erts_alloc_config.xml"/>
+ <xi:include href="system_information.xml"/>
</application>
diff --git a/lib/runtime_tools/doc/src/specs.xml b/lib/runtime_tools/doc/src/specs.xml
new file mode 100644
index 0000000000..d4c3c9dfe6
--- /dev/null
+++ b/lib/runtime_tools/doc/src/specs.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<specs xmlns:xi="http://www.w3.org/2001/XInclude">
+ <xi:include href="../specs/specs_system_information.xml"/>
+</specs>
diff --git a/lib/runtime_tools/doc/src/system_information.xml b/lib/runtime_tools/doc/src/system_information.xml
new file mode 100644
index 0000000000..b586334ae7
--- /dev/null
+++ b/lib/runtime_tools/doc/src/system_information.xml
@@ -0,0 +1,98 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<!DOCTYPE erlref SYSTEM "erlref.dtd">
+
+<erlref>
+ <header>
+ <copyright>
+ <year>2014</year>
+ <holder>Ericsson AB. All Rights Reserved.</holder>
+ </copyright>
+ <legalnotice>
+ The contents of this file are subject to the Erlang Public License,
+ Version 1.1, (the "License"); you may not use this file except in
+ compliance with the License. You should have received a copy of the
+ Erlang Public License along with this software. If not, it can be
+ retrieved online at http://www.erlang.org/.
+
+ Software distributed under the License is distributed on an "AS IS"
+ basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+ the License for the specific language governing rights and limitations
+ under the License.
+
+ </legalnotice>
+
+ <title></title>
+ <prepared></prepared>
+ <responsible></responsible>
+ <docno>1</docno>
+ <approved></approved>
+ <checked></checked>
+ <date></date>
+ <rev></rev>
+ <file>system_information.xml</file>
+ </header>
+ <module>system_information</module>
+ <modulesummary>System Information</modulesummary>
+ <description>
+ <p></p>
+ </description>
+ <funcs>
+ <func>
+ <name name="sanity_check" arity="0"/>
+ <fsummary>Perform a sanity check</fsummary>
+ <desc>
+ <p>Performs a sanity check on the system. If no issues
+ were found, <c>ok</c> is returned. If issues were
+ found, <c>{failed, <anno>Failures</anno>}</c> is
+ returned. All failures found will be part of the
+ <c><anno>Failures</anno></c> list. Currently defined
+ <c><anno>Failure</anno></c> elements in the
+ <c><anno>Failures</anno></c> list:</p>
+ <taglist>
+ <tag><c><anno>InvalidAppFile</anno></c></tag>
+ <item><p>An application has an invalid <c>.app</c> file. The
+ second element identifies the application which has the
+ invalid <c>.app</c> file.</p></item>
+ <tag><c><anno>InvalidApplicationVersion</anno></c></tag>
+ <item><p>An application has an invalid application version.
+ The second element identifies the application version that
+ is invalid.</p></item>
+ <tag><c><anno>MissingRuntimeDependencies</anno></c></tag>
+ <item><p>An application is missing
+ <seealso marker="kernel:app#runtime_dependencies">runtime
+ dependencies</seealso>. The second element identifies the
+ application (with version) that has missing dependencies.
+ The third element contains the missing dependencies.</p>
+ <p>Note that this check use application versions that
+ are loaded, or will be loaded when used. You might have
+ application versions that satisfies all dependencies
+ installed in the system, but if those are not loaded this
+ check will fail. The system will of course also fail when
+ used like this. This may happen when you have multiple
+ <seealso marker="doc/system_principles:versions">branched
+ versions</seealso> of the same application installed in the
+ system, but you do not use a
+ <seealso marker="doc/system_principles:system_principles#BOOTSCRIPT">boot
+ script</seealso> identifing the correct application version.</p>
+ </item>
+ </taglist>
+ <p>Currently the sanity check is limited to verifying
+ runtime dependencies found in the <c>.app</c> files of
+ all applications. More checks will be introduced in the
+ future. This implies that the return type <em>will</em>
+ change in the future.</p>
+ <note><p>An <c>ok</c> return value only means that
+ <c>sanity_check/0</c> did not find any issues, <em>not</em>
+ that no issues exist.</p></note>
+ </desc>
+ </func>
+ <func>
+ <name name="to_file" arity="1"/>
+ <fsummary>Write miscellaneous system information to file</fsummary>
+ <desc><p>Writes miscellaneous system information to file. This
+ information will typically be requested by the Erlang/OTP team
+ at Ericsson AB when reporting an issue.</p></desc>
+ </func>
+ </funcs>
+ </erlref>
+
diff --git a/lib/runtime_tools/src/system_information.erl b/lib/runtime_tools/src/system_information.erl
index 603b698d5e..f541d6e449 100644
--- a/lib/runtime_tools/src/system_information.erl
+++ b/lib/runtime_tools/src/system_information.erl
@@ -39,7 +39,8 @@
application/1, application/2,
environment/0, environment/1,
module/1, module/2,
- modules/1
+ modules/1,
+ sanity_check/0
]).
%% gen_server callbacks
@@ -85,9 +86,14 @@ report() -> [
{erts_compile_info, erlang:system_info(compile_info)},
{beam_dynamic_libraries, get_dynamic_libraries()},
{environment_erts, os_getenv_erts_specific()},
- {environment, [split_env(Env) || Env <- os:getenv()]}
+ {environment, [split_env(Env) || Env <- os:getenv()]},
+ {sanity_check, sanity_check()}
].
+-spec to_file(FileName) -> ok | {error, Reason} when
+ FileName :: file:name_all(),
+ Reason :: file:posix() | badarg | terminated | system_limit.
+
to_file(File) ->
file:write_file(File, iolist_to_binary([
io_lib:format("{system_information_version, ~p}.~n", [
@@ -130,6 +136,27 @@ module(M, Opts) when is_atom(M), is_list(Opts) ->
modules(Opt) when is_atom(Opt) ->
gen_server:call(?SERVER, {modules, Opt}).
+
+-spec sanity_check() -> ok | {failed, Failures} when
+ Application :: atom(),
+ ApplicationVersion :: string(),
+ MissingRuntimeDependencies :: {missing_runtime_dependencies,
+ ApplicationVersion,
+ [ApplicationVersion]},
+ InvalidApplicationVersion :: {invalid_application_version,
+ ApplicationVersion},
+ InvalidAppFile :: {invalid_app_file, Application},
+ Failure :: MissingRuntimeDependencies
+ | InvalidApplicationVersion
+ | InvalidAppFile,
+ Failures :: [Failure].
+
+sanity_check() ->
+ case check_runtime_dependencies() of
+ [] -> ok;
+ Issues -> {failed, Issues}
+ end.
+
%%===================================================================
%% gen_server callbacks
%%===================================================================
@@ -457,6 +484,8 @@ get_application_from_path(Path) ->
{description, proplists:get_value(description, Info, [])},
{vsn, proplists:get_value(vsn, Info, [])},
{path, Path},
+ {runtime_dependencies,
+ proplists:get_value(runtime_dependencies, Info, [])},
{modules, get_modules_from_path(Path)}
]}
end.
@@ -552,3 +581,252 @@ get_beam_name() ->
Value -> Value
end,
Beam ++ Type ++ Flavor.
+
+%% Check runtime dependencies...
+
+vsnstr2vsn(VsnStr) ->
+ list_to_tuple(lists:map(fun (Part) ->
+ list_to_integer(Part)
+ end,
+ string:tokens(VsnStr, "."))).
+
+rtdepstrs2rtdeps([]) ->
+ [];
+rtdepstrs2rtdeps([RTDep | RTDeps]) ->
+ [AppStr, VsnStr] = string:tokens(RTDep, "-"),
+ [{list_to_atom(AppStr), vsnstr2vsn(VsnStr)} | rtdepstrs2rtdeps(RTDeps)].
+
+build_app_table([], AppTab) ->
+ AppTab;
+build_app_table([App | Apps], AppTab0) ->
+ AppTab1 = try
+ %% We may have multiple application versions installed
+ %% of the same application! It is therefore important
+ %% to look up the application version that actually will
+ %% be used via code server.
+ AppFile = code:where_is_file(atom_to_list(App) ++ ".app"),
+ {ok, [{application, App, Info}]} = file:consult(AppFile),
+ VsnStr = proplists:get_value(vsn, Info),
+ Vsn = vsnstr2vsn(VsnStr),
+ RTDepStrs = proplists:get_value(runtime_dependencies,
+ Info, []),
+ RTDeps = rtdepstrs2rtdeps(RTDepStrs),
+ gb_trees:insert(App, {Vsn, RTDeps}, AppTab0)
+ catch
+ _ : _ ->
+ AppTab0
+ end,
+ build_app_table(Apps, AppTab1).
+
+meets_min_req(Vsn, Vsn) ->
+ true;
+meets_min_req({X}, VsnReq) ->
+ meets_min_req({X, 0, 0}, VsnReq);
+meets_min_req({X, Y}, VsnReq) ->
+ meets_min_req({X, Y, 0}, VsnReq);
+meets_min_req(Vsn, {X}) ->
+ meets_min_req(Vsn, {X, 0, 0});
+meets_min_req(Vsn, {X, Y}) ->
+ meets_min_req(Vsn, {X, Y, 0});
+meets_min_req({X, _Y, _Z}, {XReq, _YReq, _ZReq}) when X > XReq ->
+ true;
+meets_min_req({X, Y, _Z}, {X, YReq, _ZReq}) when Y > YReq ->
+ true;
+meets_min_req({X, Y, Z}, {X, Y, ZReq}) when Z > ZReq ->
+ true;
+meets_min_req({_X, _Y, _Z}, {_XReq, _YReq, _ZReq}) ->
+ false;
+meets_min_req(Vsn, VsnReq) ->
+ gp_meets_min_req(mk_gp_vsn_list(Vsn), mk_gp_vsn_list(VsnReq)).
+
+gp_meets_min_req([X, Y, Z | _Vs], [X, Y, Z]) ->
+ true;
+gp_meets_min_req([X, Y, Z | _Vs], [XReq, YReq, ZReq]) ->
+ meets_min_req({X, Y, Z}, {XReq, YReq, ZReq});
+gp_meets_min_req([X, Y, Z | Vs], [X, Y, Z | VReqs]) ->
+ gp_meets_min_req_tail(Vs, VReqs);
+gp_meets_min_req(_Vsn, _VReq) ->
+ %% Versions on different version branches, i.e., the minimum
+ %% required functionality is not included in Vsn.
+ false.
+
+gp_meets_min_req_tail([V | Vs], [V | VReqs]) ->
+ gp_meets_min_req_tail(Vs, VReqs);
+gp_meets_min_req_tail([], []) ->
+ true;
+gp_meets_min_req_tail([_V | _Vs], []) ->
+ true;
+gp_meets_min_req_tail([V | _Vs], [VReq]) when V > VReq ->
+ true;
+gp_meets_min_req_tail(_Vs, _VReqs) ->
+ %% Versions on different version branches, i.e., the minimum
+ %% required functionality is not included in Vsn.
+ false.
+
+mk_gp_vsn_list(Vsn) ->
+ [X, Y, Z | Tail] = tuple_to_list(Vsn),
+ [X, Y, Z | remove_trailing_zeroes(Tail)].
+
+remove_trailing_zeroes([]) ->
+ [];
+remove_trailing_zeroes([0 | Vs]) ->
+ case remove_trailing_zeroes(Vs) of
+ [] -> [];
+ NewVs -> [0 | NewVs]
+ end;
+remove_trailing_zeroes([V | Vs]) ->
+ [V | remove_trailing_zeroes(Vs)].
+
+mk_app_vsn_str({App, Vsn}) ->
+ mk_app_vsn_str(App, Vsn).
+
+mk_app_vsn_str(App, Vsn) ->
+ VsnList = tuple_to_list(Vsn),
+ lists:flatten([atom_to_list(App),
+ $-,
+ integer_to_list(hd(VsnList)),
+ lists:map(fun (Part) ->
+ [$., integer_to_list(Part)]
+ end, tl(VsnList))]).
+
+otp_17_0_vsns_orddict() ->
+ [{asn1,{3,0}},
+ {common_test,{1,8}},
+ {compiler,{5,0}},
+ {cosEvent,{2,1,15}},
+ {cosEventDomain,{1,1,14}},
+ {cosFileTransfer,{1,1,16}},
+ {cosNotification,{1,1,21}},
+ {cosProperty,{1,1,17}},
+ {cosTime,{1,1,14}},
+ {cosTransactions,{1,2,14}},
+ {crypto,{3,3}},
+ {debugger,{4,0}},
+ {dialyzer,{2,7}},
+ {diameter,{1,6}},
+ {edoc,{0,7,13}},
+ {eldap,{1,0,3}},
+ {erl_docgen,{0,3,5}},
+ {erl_interface,{3,7,16}},
+ {erts,{6,0}},
+ {et,{1,5}},
+ {eunit,{2,2,7}},
+ {gs,{1,5,16}},
+ {hipe,{3,10,3}},
+ {ic,{4,3,5}},
+ {inets,{5,10}},
+ {jinterface,{1,5,9}},
+ {kernel,{3,0}},
+ {megaco,{3,17,1}},
+ {mnesia,{4,12}},
+ {observer,{2,0}},
+ {odbc,{2,10,20}},
+ {orber,{3,6,27}},
+ {os_mon,{2,2,15}},
+ {ose,{1,0}},
+ {otp_mibs,{1,0,9}},
+ {parsetools,{2,0,11}},
+ {percept,{0,8,9}},
+ {public_key,{0,22}},
+ {reltool,{0,6,5}},
+ {runtime_tools,{1,8,14}},
+ {sasl,{2,4}},
+ {snmp,{4,25,1}},
+ {ssh,{3,0,1}},
+ {ssl,{5,3,4}},
+ {stdlib,{2,0}},
+ {syntax_tools,{1,6,14}},
+ {test_server,{3,7}},
+ {tools,{2,6,14}},
+ {typer,{0,9,6}},
+ {webtool,{0,8,10}},
+ {wx,{1,2}},
+ {xmerl,{1,3,7}}].
+
+otp_17_0_vsns_tab() ->
+ gb_trees:from_orddict(otp_17_0_vsns_orddict()).
+
+check_runtime_dependency({App, DepVsn}, AppTab) ->
+ case gb_trees:lookup(App, AppTab) of
+ none ->
+ false;
+ {value, {Vsn, _}} ->
+ meets_min_req(Vsn, DepVsn)
+ end.
+
+check_runtime_dependencies(App, AppTab, OtpMinVsnTab) ->
+ case gb_trees:lookup(App, AppTab) of
+ none ->
+ [{invalid_app_file, App}];
+ {value, {Vsn, RTDeps}} ->
+ RTD = case lists:foldl(
+ fun (RTDep, Acc) ->
+ case check_runtime_dependency(RTDep, AppTab) of
+ true ->
+ Acc;
+ false ->
+ [mk_app_vsn_str(RTDep) | Acc]
+ end
+ end,
+ [],
+ RTDeps) of
+ [] ->
+ [];
+ MissingDeps ->
+ [{missing_runtime_dependencies,
+ mk_app_vsn_str(App, Vsn),
+ MissingDeps}]
+ end,
+ case gb_trees:lookup(App, OtpMinVsnTab) of
+ none ->
+ RTD;
+ {value, MinVsn} ->
+ case meets_min_req(Vsn, MinVsn) of
+ true ->
+ RTD;
+ false ->
+ [{invalid_application_version,
+ mk_app_vsn_str(App, Vsn)} | RTD]
+ end
+ end
+ end.
+
+app_file_to_app(AF) ->
+ list_to_atom(filename:basename(AF, ".app")).
+
+get_apps() ->
+ get_apps(code:get_path(), []).
+
+get_apps([], Apps) ->
+ lists:usort(Apps);
+get_apps([Path|Paths], Apps) ->
+ case filelib:wildcard(filename:join(Path, "*.app")) of
+ [] ->
+ %% Not app or invalid app
+ get_apps(Paths, Apps);
+ [AppFile] ->
+ get_apps(Paths, [app_file_to_app(AppFile) | Apps]);
+ [_AppFile| _] = AppFiles ->
+ %% Strange with multple .app files... Lets put them
+ %% all in the list and see what we get...
+ lists:map(fun (AF) ->
+ app_file_to_app(AF)
+ end, AppFiles) ++ Apps
+ end.
+
+check_runtime_dependencies() ->
+ OtpMinVsnTab = otp_17_0_vsns_tab(),
+ Apps = get_apps(),
+ AppTab = build_app_table(Apps, gb_trees:empty()),
+ lists:foldl(fun (App, Acc) ->
+ case check_runtime_dependencies(App,
+ AppTab,
+ OtpMinVsnTab) of
+ [] -> Acc;
+ Issues -> Issues ++ Acc
+ end
+ end,
+ [],
+ Apps).
+
+%% End of runtime dependency checks
diff --git a/lib/runtime_tools/test/system_information_SUITE.erl b/lib/runtime_tools/test/system_information_SUITE.erl
index fb9455a30f..53d20060e7 100644
--- a/lib/runtime_tools/test/system_information_SUITE.erl
+++ b/lib/runtime_tools/test/system_information_SUITE.erl
@@ -33,6 +33,7 @@
api_report/1,
api_to_file/1,
api_from_file/1,
+ sanity_check/1,
%% server
api_start_stop/1,
validate_server_interface/1
@@ -84,7 +85,8 @@ all() -> [
api_to_file,
api_from_file,
api_start_stop,
- validate_server_interface
+ validate_server_interface,
+ sanity_check
].
@@ -262,6 +264,9 @@ validate_server_interface(Config) ->
ok = system_information:stop(),
ok.
+sanity_check(Config) when is_list(Config) ->
+ ok = system_information:sanity_check().
+
%% aux
@@ -288,7 +293,8 @@ validate_report(Report) ->
erts_compile_info,
beam_dynamic_libraries,
environment_erts,
- environment
+ environment,
+ sanity_check
], Report).
ensure_report_keys([], _) -> ok;
diff --git a/lib/runtime_tools/test/system_information_SUITE_data/information_test_report.dat b/lib/runtime_tools/test/system_information_SUITE_data/information_test_report.dat
index 0900eadd4a..18938372a3 100644
--- a/lib/runtime_tools/test/system_information_SUITE_data/information_test_report.dat
+++ b/lib/runtime_tools/test/system_information_SUITE_data/information_test_report.dat
@@ -9870,4 +9870,5 @@
{"MANPATH",
"/usr/local/man:/usr/share/man:/usr/X11R6/man:/opt/gnome/share/man"},
{"LESSKEY","/etc/lesskey.bin"},
- {"LC_PAPER","sv_SE.UTF-8"}]}]}.
+ {"LC_PAPER","sv_SE.UTF-8"}]},
+ {sanity_check,ok}]}.
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-03 11:08:00 +0000