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Merge "init: Add a way to class_restart only enabled services."

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David Anderson 2021-11-20 03:16:22 +00:00 committed by Gerrit Code Review
commit 4993168f9c
2 changed files with 29 additions and 4 deletions
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5
init/README.md
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@ -496,8 +496,9 @@ Commands
currently running, without disabling them. They can be restarted
later using `class_start`.
`class_restart <serviceclass>`
> Restarts all services of the specified class.
`class_restart [--only-enabled] <serviceclass>`
> Restarts all services of the specified class. If `--only-enabled` is
specified, then disabled services are skipped.
`copy <src> <dst>`
> Copies a file. Similar to write, but useful for binary/large

28
init/builtins.cpp
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@ -190,7 +190,31 @@ static Result<void> do_class_restart(const BuiltinArguments& args) {
// Do not restart a class if it has a property persist.dont_start_class.CLASS set to 1.
if (android::base::GetBoolProperty("persist.init.dont_start_class." + args[1], false))
return {};
ForEachServiceInClass(args[1], &Service::Restart);
std::string classname;
CHECK(args.size() == 2 || args.size() == 3);
bool only_enabled = false;
if (args.size() == 3) {
if (args[1] != "--only-enabled") {
return Error() << "Unexpected argument: " << args[1];
}
only_enabled = true;
classname = args[2];
} else if (args.size() == 2) {
classname = args[1];
}
for (const auto& service : ServiceList::GetInstance()) {
if (!service->classnames().count(classname)) {
continue;
}
if (only_enabled && !service->IsEnabled()) {
continue;
}
service->Restart();
}
return {};
}
@ -1392,7 +1416,7 @@ const BuiltinFunctionMap& GetBuiltinFunctionMap() {
{"chmod", {2, 2, {true, do_chmod}}},
{"chown", {2, 3, {true, do_chown}}},
{"class_reset", {1, 1, {false, do_class_reset}}},
{"class_restart", {1, 1, {false, do_class_restart}}},
{"class_restart", {1, 2, {false, do_class_restart}}},
{"class_start", {1, 1, {false, do_class_start}}},
{"class_stop", {1, 1, {false, do_class_stop}}},
{"copy", {2, 2, {true, do_copy}}},