1 files changed, 88 insertions, 0 deletions
diff --git a/lib/cli/carestorecommand.cpp b/lib/cli/carestorecommand.cpp
new file mode 100644
index 0000000..5020368
--- /dev/null
+++ b/lib/cli/carestorecommand.cpp
@@ -0,0 +1,88 @@
+/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
+
+#include "cli/carestorecommand.hpp"
+#include "base/logger.hpp"
+#include "base/application.hpp"
+#include "base/tlsutility.hpp"
+#include "remote/apilistener.hpp"
+
+using namespace icinga;
+
+REGISTER_CLICOMMAND("ca/restore", CARestoreCommand);
+
+/**
+ * Provide a long CLI description sentence.
+ *
+ * @return text
+ */
+String CARestoreCommand::GetDescription() const
+{
+	return "Restores a previously removed certificate request.";
+}
+
+/**
+ * Provide a short CLI description.
+ *
+ * @return text
+ */
+String CARestoreCommand::GetShortDescription() const
+{
+	return "restores a removed certificate request";
+}
+
+/**
+ * Define minimum arguments without key parameter.
+ *
+ * @return number of arguments
+ */
+int CARestoreCommand::GetMinArguments() const
+{
+	return 1;
+}
+
+/**
+ * Impersonate as Icinga user.
+ *
+ * @return impersonate level
+ */
+ImpersonationLevel CARestoreCommand::GetImpersonationLevel() const
+{
+	return ImpersonateIcinga;
+}
+
+/**
+ * The entry point for the "ca restore" CLI command.
+ *
+ * @returns An exit status.
+ */
+int CARestoreCommand::Run(const boost::program_options::variables_map& vm, const std::vector<std::string>& ap) const
+{
+	String fingerPrint = ap[0];
+	String removedRequestFile = ApiListener::GetCertificateRequestsDir() + "/" + fingerPrint + ".removed";
+
+	if (!Utility::PathExists(removedRequestFile)) {
+		Log(LogCritical, "cli")
+			<< "Cannot find removed fingerprint '" << fingerPrint << "', bailing out.";
+		return 1;
+	}
+
+	Dictionary::Ptr request = Utility::LoadJsonFile(removedRequestFile);
+	std::shared_ptr<X509> certRequest = StringToCertificate(request->Get("cert_request"));
+
+	if (!certRequest) {
+		Log(LogCritical, "cli", "Certificate request is invalid. Could not parse X.509 certificate for the 'cert_request' attribute.");
+		/* Purge the file when we know that it is broken. */
+		Utility::Remove(removedRequestFile);
+		return 1;
+	}
+
+	Utility::SaveJsonFile(ApiListener::GetCertificateRequestsDir() + "/" + fingerPrint + ".json", 0600, request);
+
+	Utility::Remove(removedRequestFile);
+
+	Log(LogInformation, "cli")
+		<< "Restored certificate request for CN '" << GetCertificateCN(certRequest) << "', sign it with:\n"
+	       	<< "\"icinga2 ca sign " << fingerPrint << "\"";
+
+	return 0;
+}