sandbox-linux: call seccomp_release, remove unnecessary iteration

Этот коммит содержится в:
Albert S. 2019-08-21 20:14:44 +02:00
родитель efd7aff613
Коммит 116fe5aecc
2 изменённых файлов: 12 добавлений и 12 удалений

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@ -50,10 +50,11 @@ bool SandboxLinux::seccomp_blacklist(std::initializer_list<int> syscalls)
Logger::error() << "Failed to load seccomp filter";
return false;
}
seccomp_release(ctx);
return success;
}
bool SandboxLinux::bindMountPaths(std::string target_root, std::initializer_list<std::string> paths)
bool SandboxLinux::bindMountPaths(std::string target_root, const std::vector<std::string> &paths)
{
for(const std::string &path : paths)
{
@ -68,7 +69,8 @@ bool SandboxLinux::bindMountPaths(std::string target_root, std::initializer_list
f1.open(chroot_target_path, std::ios::out);
f1.close();
}
else {
else
{
std::error_code ec;
//TODO: fails if the stuff already exists, but it shouldn't according to doc?
if(!std::filesystem::create_directories(chroot_target_path, ec))
@ -79,8 +81,8 @@ bool SandboxLinux::bindMountPaths(std::string target_root, std::initializer_list
if(mount(path.c_str(), chroot_target_path.c_str(), NULL, MS_BIND, NULL) == -1)
{
Logger::error() << "Bind mount failed! " << strerror(errno);
return false;
Logger::error() << "Bind mount for " << path << " -> " << chroot_target_path << " failed! " << strerror(errno);
return false;
}
}
@ -147,16 +149,14 @@ bool SandboxLinux::isolateNamespaces(std::vector<std::string> fsPaths)
}
for(std::string &path : fsPaths)
if(!bindMountPaths(rootpath, fsPaths ))
{
if(!bindMountPaths(rootpath, { path }))
{
Logger::error() << "Bind mount for " << path << " failed!";
return false;
}
Logger::error() << "Bind mounting paths failed!";
return false;
}
if(chroot(rootpath.c_str()) == -1)
{
Logger::error() << "chroot to sandbox failed!";

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@ -14,6 +14,6 @@ public:
private :
bool isolateNamespaces(std::vector<std::string> fsPaths);
bool seccomp_blacklist(std::initializer_list<int> syscalls);
bool bindMountPaths(std::string target_root, std::initializer_list<std::string> paths);
bool bindMountPaths(std::string target_root, const std::vector<std::string> &paths);
};
#endif