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espanso: add sandboxing for systemd service #5957

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13 changes: 11 additions & 2 deletions modules/services/espanso.nix
Original file line number Diff line number Diff line change
Expand Up @@ -121,9 +121,18 @@ in {
systemd.user.services.espanso = {
Unit = { Description = "Espanso: cross platform text expander in Rust"; };
Service = {
Type = "exec";
ExecStart = "${cfg.package}/bin/espanso daemon";
ExecStart = "${cfg.package}/bin/espanso launcher";
Restart = "on-failure";
RestartSec = 3;

# Sandboxing.
LockPersonality = true;
MemoryDenyWriteExecute = true;
NoNewPrivileges = true;
PrivateUsers = true;
RestrictNamespaces = true;
SystemCallArchitectures = "native";
SystemCallFilter = "@system-service";
};
Install = { WantedBy = [ "default.target" ]; };
};
Expand Down
11 changes: 9 additions & 2 deletions tests/modules/services/espanso/basic-configuration.service
Original file line number Diff line number Diff line change
Expand Up @@ -2,9 +2,16 @@
WantedBy=default.target

[Service]
ExecStart=@espanso@/bin/espanso daemon
ExecStart=@espanso@/bin/espanso launcher
LockPersonality=true
MemoryDenyWriteExecute=true
NoNewPrivileges=true
PrivateUsers=true
Restart=on-failure
Type=exec
RestartSec=3
RestrictNamespaces=true
SystemCallArchitectures=native
SystemCallFilter=@system-service

[Unit]
Description=Espanso: cross platform text expander in Rust