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
|
load(
"@rules_erlang//:erlang_app_info.bzl",
"ErlangAppInfo",
"flat_deps",
)
load(
"@rules_erlang//:util.bzl",
"path_join",
)
load(
"@rules_erlang//private:util.bzl",
"additional_file_dest_relative_path",
)
load(
"//bazel/elixir:elixir_toolchain.bzl",
"elixir_dirs",
"erlang_dirs",
"maybe_install_erlang",
)
def deps_dir_contents(ctx, deps, dir):
files = []
for dep in deps:
lib_info = dep[ErlangAppInfo]
for src in lib_info.include + lib_info.beam + lib_info.srcs:
rp = additional_file_dest_relative_path(dep.label, src)
f = ctx.actions.declare_file(path_join(
dir,
lib_info.app_name,
rp,
))
ctx.actions.symlink(
output = f,
target_file = src,
)
files.append(f)
return files
def _impl(ctx):
(erlang_home, _, erlang_runfiles) = erlang_dirs(ctx)
(elixir_home, elixir_runfiles) = elixir_dirs(ctx)
escript = ctx.actions.declare_file(path_join("escript", "rabbitmqctl"))
ebin = ctx.actions.declare_directory("ebin")
mix_invocation_dir = ctx.actions.declare_directory("{}_mix".format(ctx.label.name))
fetched_srcs = ctx.actions.declare_file("deps.tar")
deps = flat_deps(ctx.attr.deps)
deps_dir = ctx.label.name + "_deps"
deps_dir_files = deps_dir_contents(ctx, deps, deps_dir)
package_dir = path_join(
ctx.label.workspace_root,
ctx.label.package,
)
script = """set -euo pipefail
{maybe_install_erlang}
if [[ "{elixir_home}" == /* ]]; then
ABS_ELIXIR_HOME="{elixir_home}"
else
ABS_ELIXIR_HOME=$PWD/{elixir_home}
fi
ABS_EBIN_DIR=$PWD/{ebin_dir}
ABS_ESCRIPT_PATH=$PWD/{escript_path}
ABS_FETCHED_SRCS=$PWD/{fetched_srcs}
export PATH="$ABS_ELIXIR_HOME"/bin:"{erlang_home}"/bin:${{PATH}}
export LANG="en_US.UTF-8"
export LC_ALL="en_US.UTF-8"
MIX_INVOCATION_DIR="{mix_invocation_dir}"
cp -R {package_dir}/config ${{MIX_INVOCATION_DIR}}/config
cp -R {package_dir}/lib ${{MIX_INVOCATION_DIR}}/lib
cp {package_dir}/mix.exs ${{MIX_INVOCATION_DIR}}/mix.exs
cd ${{MIX_INVOCATION_DIR}}
export IS_BAZEL=true
export HOME=${{PWD}}
export DEPS_DIR=$(dirname $ABS_EBIN_DIR)/{deps_dir}
export MIX_ENV=prod
export ERL_COMPILER_OPTIONS=deterministic
"${{ABS_ELIXIR_HOME}}"/bin/mix local.hex --force
"${{ABS_ELIXIR_HOME}}"/bin/mix local.rebar --force
"${{ABS_ELIXIR_HOME}}"/bin/mix deps.get
if [ ! -d _build/${{MIX_ENV}}/lib/rabbit_common ]; then
cp -r ${{DEPS_DIR}}/* _build/${{MIX_ENV}}/lib
fi
"${{ABS_ELIXIR_HOME}}"/bin/mix deps.compile
"${{ABS_ELIXIR_HOME}}"/bin/mix compile
"${{ABS_ELIXIR_HOME}}"/bin/mix escript.build
cp escript/rabbitmqctl ${{ABS_ESCRIPT_PATH}}
cp _build/${{MIX_ENV}}/lib/rabbitmqctl/ebin/* ${{ABS_EBIN_DIR}}
cp _build/${{MIX_ENV}}/lib/rabbitmqctl/consolidated/* ${{ABS_EBIN_DIR}}
tar --file ${{ABS_FETCHED_SRCS}} \\
--create deps
# remove symlinks from the _build directory since it
# is not used, and bazel does not allow them
find . -type l -delete
""".format(
maybe_install_erlang = maybe_install_erlang(ctx),
erlang_home = erlang_home,
elixir_home = elixir_home,
mix_invocation_dir = mix_invocation_dir.path,
package_dir = package_dir,
deps_dir = deps_dir,
escript_path = escript.path,
ebin_dir = ebin.path,
fetched_srcs = fetched_srcs.path,
)
inputs = depset(
direct = ctx.files.srcs,
transitive = [
erlang_runfiles.files,
elixir_runfiles.files,
depset(deps_dir_files),
],
)
ctx.actions.run_shell(
inputs = inputs,
outputs = [escript, ebin, mix_invocation_dir, fetched_srcs],
command = script,
mnemonic = "MIX",
)
runfiles = ctx.runfiles([ebin]).merge_all([
erlang_runfiles,
elixir_runfiles,
] + [
dep[DefaultInfo].default_runfiles
for dep in deps
])
return [
DefaultInfo(
executable = escript,
files = depset([ebin, fetched_srcs]),
runfiles = runfiles,
),
ErlangAppInfo(
app_name = "rabbitmq_cli",
include = [],
beam = [ebin],
priv = [],
license_files = ctx.files.license_files,
srcs = ctx.files.srcs,
deps = deps,
),
]
rabbitmqctl_private = rule(
implementation = _impl,
attrs = {
"is_windows": attr.bool(
mandatory = True,
),
"srcs": attr.label_list(
mandatory = True,
allow_files = True,
),
"license_files": attr.label_list(
allow_files = True,
),
"deps": attr.label_list(
providers = [ErlangAppInfo],
),
},
toolchains = [
"//bazel/elixir:toolchain_type",
],
provides = [ErlangAppInfo],
executable = True,
)
def rabbitmqctl(**kwargs):
rabbitmqctl_private(
is_windows = select({
"@bazel_tools//src/conditions:host_windows": True,
"//conditions:default": False,
}),
**kwargs
)
|
