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authorflu0r1ne <flu0r1ne@flu0r1ne.net>2023-08-27 20:11:39 -0500
committerflu0r1ne <flu0r1ne@flu0r1ne.net>2023-08-27 20:11:39 -0500
commitca592cb6e6a9aeee619d3fd7311030ab34844c2f (patch)
tree11f669e706938416c6139de7650efa05a243fac9 /src/controllers/browser.cpp
downloadwg2nd-web-main.tar.xz
wg2nd-web-main.zip
Add wg2nd-web sourceHEADmain
Diffstat (limited to 'src/controllers/browser.cpp')
-rw-r--r--src/controllers/browser.cpp91
1 files changed, 91 insertions, 0 deletions
diff --git a/src/controllers/browser.cpp b/src/controllers/browser.cpp
new file mode 100644
index 0000000..e2a500b
--- /dev/null
+++ b/src/controllers/browser.cpp
@@ -0,0 +1,91 @@
+#include "models/wg2nd.hpp"
+
+#include <emscripten/bind.h>
+
+#include <string>
+#include <sstream>
+
+void print_config(std::ostream & ss, wg2nd::SystemdFilespec const & filespec, bool privileged) {
+ if(privileged) {
+ ss << "touch " << filespec.name << "\n\n";
+
+ ss << "chown root:systemd-network " << filespec.name << "\n\n";
+ ss << "chmod 0640 " << filespec.name << "\n\n";
+ }
+
+ ss << "cat >" << filespec.name << " <<_EOF\n"
+ << filespec.contents
+ << "_EOF\n";
+
+ ss << "\n";
+}
+
+std::string wg2nd_cmdseq(std::string const & interface_name, std::string const & wg_config) {
+ std::istringstream wg_stream { wg_config };
+ std::ostringstream bash_config_cmds;
+
+ wg2nd::SystemdConfig cfg;
+ try {
+ cfg = wg2nd::wg2nd(interface_name, wg_stream, "/etc/systemd/network/", {});
+ } catch(wg2nd::ParsingException const & e) {
+ bash_config_cmds << "parsing error: ";
+
+ if(e.line_no().has_value()) {
+ bash_config_cmds << "line " << e.line_no().value() << ": ";
+ }
+
+ bash_config_cmds << e.what() << "\n";
+
+ return bash_config_cmds.str();
+ } catch(wg2nd::ConfigurationException const & e) {
+ bash_config_cmds << "configuration error: " << e.what() << "\n";
+
+ return bash_config_cmds.str();
+ }
+
+ bash_config_cmds << "# Disable history to prevent private key leakage\n";
+ bash_config_cmds << "set +o history\n";
+ bash_config_cmds << "\n";
+
+ bash_config_cmds << "cd /etc/systemd/network\n\n";
+
+ bash_config_cmds << "# Create network device\n";
+ print_config(bash_config_cmds, cfg.netdev, false);
+ bash_config_cmds << "\n";
+
+ bash_config_cmds << "# Configure network\n";
+ print_config(bash_config_cmds, cfg.network, false);
+ bash_config_cmds << "\n";
+
+ bash_config_cmds << "# Create and protect private keyfile\n";
+ print_config(bash_config_cmds, cfg.private_keyfile, true);
+ bash_config_cmds << "\n";
+
+ if(cfg.symmetric_keyfiles.size() > 0) {
+ bash_config_cmds << "# Create and protect private preshared keyfile\n";
+ }
+ for(wg2nd::SystemdFilespec const & spec : cfg.symmetric_keyfiles) {
+ print_config(bash_config_cmds, spec, true);
+ bash_config_cmds << "\n";
+ }
+
+ bash_config_cmds << "# Re-enable history tracking\n";
+ bash_config_cmds << "set -o history\n";
+
+ bash_config_cmds << "\n";
+
+ if(cfg.warnings.size() > 0) {
+ bash_config_cmds << "# NOTE: the conversion tool emitted warnings.\n";
+ for(std::string const & warning : cfg.warnings) {
+ bash_config_cmds << "# warning:" << warning << "\n";
+ }
+ }
+
+ return bash_config_cmds.str();
+}
+
+
+EMSCRIPTEN_BINDINGS(wg2nd) {
+ emscripten::function("wg2nd_cmdseq", &wg2nd_cmdseq);
+}
+