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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
#ifndef CHROME_BROWSER_ASH_PLUGIN_VM_PLUGIN_VM_FEATURES_H_
#define CHROME_BROWSER_ASH_PLUGIN_VM_PLUGIN_VM_FEATURES_H_
#include <string>
#include "base/functional/callback.h"
class Profile;
namespace plugin_vm {
// PluginVmFeatures provides an interface for querying which parts of Plugin VM
// are enabled or allowed.
class PluginVmFeatures {
public:
static PluginVmFeatures* Get();
enum class ProfileSupported {
kOk,
kErrorNonPrimary,
kErrorChildAccount,
kErrorOffTheRecord,
kErrorEphemeral,
// This is for all the other cases where the profile is not supported.
kErrorNotSupported,
};
enum class PolicyConfigured {
kOk,
kErrorUnableToCheckPolicy,
kErrorNotEnterpriseEnrolled,
kErrorUserNotAffiliated,
kErrorUnableToCheckDevicePolicy,
kErrorNotAllowedByDevicePolicy,
kErrorNotAllowedByUserPolicy,
kErrorLicenseNotSetUp,
kErrorVirtualMachinesNotAllowed,
};
// Remember to update `plugin_vm::GetDiagnostics()` when this struct or the
// members change.
struct IsAllowedDiagnostics {
bool device_supported;
ProfileSupported profile_supported;
PolicyConfigured policy_configured;
bool IsOk() const;
// An empty string is returned if there is no error (i.e. `IsOk()`
// returns true).
std::string GetTopError() const;
};
// Check if Plugin VM is allowed for the current profile and return
// diagnostics.
virtual IsAllowedDiagnostics GetIsAllowedDiagnostics(const Profile* profile);
// Checks if Plugin VM is allowed for the current profile and provides
// a reason if it is not allowed. The reason string is to only be used
// in crosh/vmc error messages.
virtual bool IsAllowed(const Profile* profile, std::string* reason = nullptr);
// Returns whether Plugin VM is installed. Using vmc may cause this to return
// an incorrect value, e.g. by renaming or deleting VMs.
virtual bool IsConfigured(const Profile* profile);
// Returns true if Plugin VM is allowed and configured for the current
// profile.
virtual bool IsEnabled(const Profile* profile);
protected:
static void SetForTesting(PluginVmFeatures* features);
PluginVmFeatures();
virtual ~PluginVmFeatures();
private:
PluginVmFeatures(PluginVmFeatures&& registration) = delete;
PluginVmFeatures& operator=(PluginVmFeatures&& registration) = delete;
};
} // namespace plugin_vm
#endif // CHROME_BROWSER_ASH_PLUGIN_VM_PLUGIN_VM_FEATURES_H_
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