Add support for the Perforce VCS client via the "p4" tool #136

Merged
merged 1 commit into from Jun 13, 2014
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@@ -155,7 +155,7 @@
%% name as an atom, eg. mochiweb, a name and a version (from the .app file), or
%% an application name, a version and the SCM details on how to fetch it (SCM
%% type, location and revision).
-%% Rebar currently supports git, hg, bzr, svn, rsync, and fossil.
+%% Rebar currently supports git, hg, bzr, svn, rsync, fossil, and p4.
{deps, [app_name,
{rebar, "1.0.*"},
{rebar, ".*",
@@ -188,7 +188,8 @@
{app_name, ".*", {svn, "svn://svn.example.org/url"}},
{app_name, ".*", {bzr, "https://www.example.org/url", "Rev"}},
{app_name, ".*", {fossil, "https://www.example.org/url"}},
- {app_name, ".*", {fossil, "https://www.example.org/url", "Vsn"}}]}.
+ {app_name, ".*", {fossil, "https://www.example.org/url", "Vsn"}},
+ {app_name, ".*", {p4, "//depot/subdir/app_dir"}}]}.
%% == Subdirectories ==
View
@@ -277,7 +277,8 @@ info_help(Description) ->
{app_name, ".*", {svn, "svn://svn.example.org/url"}},
{app_name, ".*", {bzr, "https://www.example.org/url", "Rev"}},
{app_name, ".*", {fossil, "https://www.example.org/url"}},
- {app_name, ".*", {fossil, "https://www.example.org/url", "Vsn"}}]}
+ {app_name, ".*", {fossil, "https://www.example.org/url", "Vsn"}},
+ {app_name, ".*", {p4, "//depot/subdir/app_dir"}}]}
]).
%% Added because of trans deps,
@@ -507,6 +508,40 @@ use_source(Config, Dep, Count) ->
use_source(Config, Dep#dep { dir = TargetDir }, Count-1)
end.
+-record(p4_settings, {
+ client=undefined,
+ transport="tcp4:perforce:1666",
+ username,
+ password
+ }).
+init_p4_settings(Basename) ->
+ #p4_settings{client =
+ case inet:gethostname() of
+ {ok,HostName} ->
+ HostName ++ "-"
+ ++ os:getenv("USER") ++ "-"
+ ++ Basename
+ ++ "-Rebar-automated-download"
+ end}.
+
+download_source(AppDir, {p4, Url}) ->
+ download_source(AppDir, {p4, Url, "#head"});
+download_source(AppDir, {p4, Url, Rev}) ->
+ download_source(AppDir, {p4, Url, Rev, init_p4_settings(filename:basename(AppDir))});
+download_source(AppDir, {p4, Url, _Rev, Settings}) ->
+ ok = filelib:ensure_dir(AppDir),
+ rebar_utils:sh_send("p4 client -i",
+ ?FMT("Client: ~s~n"
+ ++"Description: generated by Rebar~n"
+ ++"Root: ~s~n"
+ ++"View:~n"
+ ++" ~s/... //~s/...~n",
+ [Settings#p4_settings.client,
+ AppDir,
+ Url,
+ Settings#p4_settings.client]),
+ []),
+ rebar_utils:sh(?FMT("p4 -c ~s sync -f", [Settings#p4_settings.client]), []);
download_source(AppDir, {hg, Url, Rev}) ->
ok = filelib:ensure_dir(AppDir),
rebar_utils:sh(?FMT("hg clone -U ~s ~s", [Url, filename:basename(AppDir)]),
@@ -573,6 +608,8 @@ update_source(Config, Dep) ->
Dep
end.
+update_source1(AppDir, Args) when element(1, Args) =:= p4 ->
+ download_source(AppDir, Args);
update_source1(AppDir, {git, Url}) ->
update_source1(AppDir, {git, Url, {branch, "HEAD"}});
update_source1(AppDir, {git, Url, ""}) ->
@@ -696,7 +733,7 @@ source_engine_avail(Source) ->
source_engine_avail(Name, Source)
when Name == hg; Name == git; Name == svn; Name == bzr; Name == rsync;
- Name == fossil ->
+ Name == fossil; Name == p4 ->
case vcs_client_vsn(Name) >= required_vcs_client_vsn(Name) of
true ->
true;
@@ -717,13 +754,17 @@ vcs_client_vsn(Path, VsnArg, VsnRegex) ->
false
end.
+required_vcs_client_vsn(p4) -> {2013, 1};
required_vcs_client_vsn(hg) -> {1, 1};
required_vcs_client_vsn(git) -> {1, 5};
required_vcs_client_vsn(bzr) -> {2, 0};
required_vcs_client_vsn(svn) -> {1, 6};
required_vcs_client_vsn(rsync) -> {2, 0};
required_vcs_client_vsn(fossil) -> {1, 0}.
+vcs_client_vsn(p4) ->
+ vcs_client_vsn(rebar_utils:find_executable("p4"), " -V",
+ "Rev\\. .*/(\\d+)\\.(\\d)/");
vcs_client_vsn(hg) ->
vcs_client_vsn(rebar_utils:find_executable("hg"), " --version",
"version (\\d+).(\\d+)");
@@ -743,6 +784,8 @@ vcs_client_vsn(fossil) ->
vcs_client_vsn(rebar_utils:find_executable("fossil"), " version",
"version (\\d+).(\\d+)").
+has_vcs_dir(p4, _) ->
+ true;
has_vcs_dir(git, Dir) ->
filelib:is_dir(filename:join(Dir, ".git"));
has_vcs_dir(hg, Dir) ->
@@ -760,6 +803,8 @@ has_vcs_dir(_, _) ->
print_source(#dep{app=App, source=Source}) ->
?CONSOLE("~s~n", [format_source(App, Source)]).
+format_source(App, {p4, Url}) ->
+ format_source(App, {p4, Url, "#head"});
format_source(App, {git, Url}) ->
?FMT("~p BRANCH ~s ~s", [App, "HEAD", Url]);
format_source(App, {git, Url, ""}) ->
View
@@ -31,6 +31,7 @@
get_arch/0,
wordsize/0,
sh/2,
+ sh_send/3,
find_files/2, find_files/3,
now_str/0,
ensure_dir/1,
@@ -87,6 +88,24 @@ wordsize() ->
integer_to_list(8 * erlang:system_info(wordsize))
end.
+sh_send(Command0, String, Options0) ->
+ ?INFO("sh_send info:\n\tcwd: ~p\n\tcmd: ~s < ~s\n", [get_cwd(), Command0, String]),
+ ?DEBUG("\topts: ~p\n", [Options0]),
+
+ DefaultOptions = [use_stdout, abort_on_error],
+ Options = [expand_sh_flag(V)
+ || V <- proplists:compact(Options0 ++ DefaultOptions)],
+
+ Command = patch_on_windows(Command0, proplists:get_value(env, Options, [])),
+ PortSettings = proplists:get_all_values(port_settings, Options) ++
+ [exit_status, {line, 16384}, use_stdio, stderr_to_stdout, hide],
+ Port = open_port({spawn, Command}, PortSettings),
+
+ %% allow us to send some data to the shell command's STDIN
+ %% Erlang doesn't let us get any reply after sending an EOF, though...
+ Port ! {self(), {command, String}},
+ port_close(Port).
+
%%
%% Options = [Option] -- defaults to [use_stdout, abort_on_error]
%% Option = ErrorOption | OutputOption | {cd, string()} | {env, Env}
@@ -478,6 +497,7 @@ vcs_vsn_1(Vcs, Dir) ->
end.
vcs_vsn_cmd(git) -> "git describe --always --tags";
+vcs_vsn_cmd(p4) -> "echo #head";
vcs_vsn_cmd(hg) -> "hg identify -i";
vcs_vsn_cmd(bzr) -> "bzr revno";
vcs_vsn_cmd(svn) -> "svnversion";