1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
|
%% -*- erlang-indent-level: 4;indent-tabs-mode: nil -*-
%% ex: ts=4 sw=4 et
-module(rebar_hg_resource).
-behaviour(rebar_resource_v2).
-export([init/2,
lock/2,
download/4,
needs_update/2,
make_vsn/2]).
-include("rebar.hrl").
-spec init(atom(), rebar_state:t()) -> {ok, rebar_resource_v2:resource()}.
init(Type, _State) ->
Resource = rebar_resource_v2:new(Type, ?MODULE, #{}),
{ok, Resource}.
lock(AppInfo, _) ->
check_type_support(),
lock_(rebar_app_info:dir(AppInfo), rebar_app_info:source(AppInfo)).
lock_(AppDir, {hg, Url, _}) ->
lock_(AppDir, {hg, Url});
lock_(AppDir, {hg, Url}) ->
Ref = get_ref(AppDir),
{hg, Url, {ref, Ref}}.
%% Return `true' if either the hg url or tag/branch/ref is not the same as
%% the currently checked out repo for the dep
needs_update(AppInfo, _) ->
needs_update_(rebar_app_info:dir(AppInfo), rebar_app_info:source(AppInfo)).
needs_update_(Dir, {hg, Url, {tag, Tag}}) ->
Ref = get_ref(Dir),
{ClosestTag, Distance} = get_tag_distance(Dir, Ref),
?DEBUG("Comparing hg tag ~ts with ref ~ts (closest tag is ~ts at distance ~ts)",
[Tag, Ref, ClosestTag, Distance]),
not ((Distance =:= "0") andalso (Tag =:= ClosestTag)
andalso compare_url(Dir, Url));
needs_update_(Dir, {hg, Url, {branch, Branch}}) ->
Ref = get_ref(Dir),
BRef = get_branch_ref(Dir, Branch),
not ((Ref =:= BRef) andalso compare_url(Dir, Url));
needs_update_(Dir, {hg, Url, "default"}) ->
Ref = get_ref(Dir),
BRef = get_branch_ref(Dir, "default"),
not ((Ref =:= BRef) andalso compare_url(Dir, Url));
needs_update_(Dir, {hg, Url, Ref}) ->
LocalRef = get_ref(Dir),
TargetRef = case Ref of
{ref, Ref1} ->
Length = length(LocalRef),
if Length >= 7 -> lists:sublist(Ref1, Length);
Length < 7 -> Ref1
end;
Ref1 ->
Ref1
end,
?DEBUG("Comparing hg ref ~ts with ~ts", [Ref1, LocalRef]),
not ((LocalRef =:= TargetRef) andalso compare_url(Dir, Url)).
download(TmpDir, AppInfo, State, _) ->
check_type_support(),
case download_(TmpDir, rebar_app_info:source(AppInfo), State) of
{ok, _} ->
ok;
{error, Reason} ->
{error, Reason};
Error ->
{error, Error}
end.
download_(Dir, {hg, Url}, State) ->
?WARN("WARNING: It is recommended to use {branch, Name}, {tag, Tag} or {ref, Ref}, otherwise updating the dep may not work as expected.", []),
download_(Dir, {hg, Url, {branch, "default"}}, State);
download_(Dir, {hg, Url, ""}, State) ->
?WARN("WARNING: It is recommended to use {branch, Name}, {tag, Tag} or {ref, Ref}, otherwise updating the dep may not work as expected.", []),
download_(Dir, {hg, Url, {branch, "default"}}, State);
download_(Dir, {hg, Url, {branch, Branch}}, _State) ->
ok = filelib:ensure_dir(Dir),
maybe_warn_local_url(Url),
rebar_utils:sh(?FMT("hg clone -q -b ~ts ~ts ~ts",
[rebar_utils:escape_chars(Branch),
rebar_utils:escape_chars(Url),
rebar_utils:escape_chars(filename:basename(Dir))]),
[{cd, filename:dirname(Dir)}]);
download_(Dir, {hg, Url, {tag, Tag}}, _State) ->
ok = filelib:ensure_dir(Dir),
maybe_warn_local_url(Url),
rebar_utils:sh(?FMT("hg clone -q -u ~ts ~ts ~ts",
[rebar_utils:escape_chars(Tag),
rebar_utils:escape_chars(Url),
rebar_utils:escape_chars(filename:basename(Dir))]),
[{cd, filename:dirname(Dir)}]);
download_(Dir, {hg, Url, {ref, Ref}}, _State) ->
ok = filelib:ensure_dir(Dir),
maybe_warn_local_url(Url),
rebar_utils:sh(?FMT("hg clone -q -r ~ts ~ts ~ts",
[rebar_utils:escape_chars(Ref),
rebar_utils:escape_chars(Url),
rebar_utils:escape_chars(filename:basename(Dir))]),
[{cd, filename:dirname(Dir)}]);
download_(Dir, {hg, Url, Rev}, _State) ->
ok = filelib:ensure_dir(Dir),
maybe_warn_local_url(Url),
rebar_utils:sh(?FMT("hg clone -q -r ~ts ~ts ~ts",
[rebar_utils:escape_chars(Rev),
rebar_utils:escape_chars(Url),
rebar_utils:escape_chars(filename:basename(Dir))]),
[{cd, filename:dirname(Dir)}]).
make_vsn(AppInfo, _) ->
check_type_support(),
make_vsn_(rebar_app_info:dir(AppInfo)).
make_vsn_(Dir) ->
BaseHg = "hg -R \"" ++ rebar_utils:escape_double_quotes(Dir) ++ "\" ",
Ref = get_ref(Dir),
Cmd = BaseHg ++ "log --template \"{latesttag}+build.{latesttagdistance}.rev.{node|short}\""
" --rev " ++ Ref,
AbortMsg = io_lib:format("Version resolution of hg dependency failed in ~ts", [Dir]),
{ok, VsnString} =
rebar_utils:sh(Cmd,
[{use_stdout, false}, {debug_abort_on_error, AbortMsg}]),
RawVsn = rebar_string:trim(VsnString, both, "\n"),
Vsn = case RawVsn of
"null+" ++ Rest -> "0.0.0+" ++ Rest;
_ -> RawVsn
end,
{plain, Vsn}.
%%% Internal functions
compare_url(Dir, Url) ->
CurrentUrl = rebar_string:trim(os:cmd("hg -R \"" ++ rebar_utils:escape_double_quotes(Dir) ++"\" paths default"), both, "\n"),
CurrentUrl1 = rebar_string:trim(CurrentUrl, both, "\r"),
parse_hg_url(CurrentUrl1) =:= parse_hg_url(Url).
get_ref(Dir) ->
AbortMsg = io_lib:format("Get ref of hg dependency failed in ~ts", [Dir]),
{ok, RefString} =
rebar_utils:sh("hg -R \"" ++ rebar_utils:escape_double_quotes(Dir) ++ "\" --debug id -i",
[{use_stdout, false}, {debug_abort_on_error, AbortMsg}]),
rebar_string:trim(RefString, both, "\n").
get_tag_distance(Dir, Ref) ->
AbortMsg = io_lib:format("Get tag distance of hg dependency failed in ~ts", [Dir]),
{ok, LogString} =
rebar_utils:sh("hg -R \"" ++ rebar_utils:escape_double_quotes(Dir) ++ "\" "
"log --template \"{latesttag}-{latesttagdistance}\n\" "
"--rev " ++ rebar_utils:escape_chars(Ref),
[{use_stdout, false}, {debug_abort_on_error, AbortMsg}]),
Log = rebar_string:trim(LogString,
both, "\n"),
[Tag, Distance] = re:split(Log, "-([0-9]+)$",
[{parts,0}, {return,list}, unicode]),
{Tag, Distance}.
get_branch_ref(Dir, Branch) ->
AbortMsg = io_lib:format("Get branch ref of hg dependency failed in ~ts", [Dir]),
{ok, BranchRefString} =
rebar_utils:sh("hg -R \"" ++ rebar_utils:escape_double_quotes(Dir) ++
"\" log --template \"{node}\n\" --rev " ++ rebar_utils:escape_chars(Branch),
[{use_stdout, false}, {debug_abort_on_error, AbortMsg}]),
rebar_string:trim(BranchRefString, both, "\n").
maybe_warn_local_url(Url) ->
try
_ = parse_hg_url(Url),
ok
catch
_:_ ->
?WARN("URL format (~ts) unsupported.", [])
end.
parse_hg_url("ssh://" ++ HostPath) ->
[Host | Path] = rebar_string:lexemes(HostPath, "/"),
{Host, filename:rootname(filename:join(Path), ".hg")};
parse_hg_url("http://" ++ HostPath) ->
[Host | Path] = rebar_string:lexemes(HostPath, "/"),
{Host, filename:rootname(filename:join(Path), ".hg")};
parse_hg_url("https://" ++ HostPath) ->
[Host | Path] = rebar_string:lexemes(HostPath, "/"),
{Host, filename:rootname(filename:join(Path), ".hg")}.
check_type_support() ->
case get({is_supported, ?MODULE}) of
true ->
ok;
false ->
case rebar_utils:sh("hg --version", [{return_on_error, true},
{use_stdout, false}]) of
{error, _} ->
?ABORT("hg not installed", []);
_ ->
put({is_supported, ?MODULE}, true),
ok
end
end.
|
