From 177dca91e2f4ab161afd5135934a9eff437c7f64 Mon Sep 17 00:00:00 2001
From: Jeff Becker <jeff@i2p.rocks>
Date: Fri, 18 Jan 2019 08:24:33 -0500
Subject: [PATCH 1/2] add pidfile option

---
 include/llarp.hpp | 11 +++++++++++
 llarp/config.cpp  |  1 +
 llarp/context.cpp | 45 +++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 57 insertions(+)

diff --git a/include/llarp.hpp b/include/llarp.hpp
index af052b5aa..6b1472d83 100644
--- a/include/llarp.hpp
+++ b/include/llarp.hpp
@@ -65,6 +65,16 @@ namespace llarp
     HandleSignal(int sig);
 
    private:
+
+    void 
+    SetPIDFile(const std::string & fname);
+
+    bool
+    WritePIDFile() const;
+
+    void
+    RemovePIDFile() const;
+
     bool
     Configure();
 
@@ -82,6 +92,7 @@ namespace llarp
     progress();
 
     std::string configfile;
+    std::string pidfile;
   };
 }  // namespace llarp
 
diff --git a/llarp/config.cpp b/llarp/config.cpp
index 7dd5d699b..cbac563b0 100644
--- a/llarp/config.cpp
+++ b/llarp/config.cpp
@@ -151,6 +151,7 @@ llarp_generic_ensure_config(std::ofstream &f, std::string basepath)
   f << "# ";
 #endif
   f << "group=" << DEFAULT_LOKINET_GROUP << std::endl;
+  f << "pidfile=" << basepath << "lokinet.pid" << std::endl;
   f << std::endl << std::endl;
 
   f << "# dns provider configuration section" << std::endl;
diff --git a/llarp/context.cpp b/llarp/context.cpp
index 7c8891342..b00db60db 100644
--- a/llarp/context.cpp
+++ b/llarp/context.cpp
@@ -53,6 +53,13 @@ namespace llarp
                        const char *key, const char *val)
   {
     Context *ctx = static_cast< Context * >(itr->user);
+    if(!strcmp(section, "system"))
+    {
+      if(!strcmp(key, "pidfile"))
+      {
+        ctx->SetPIDFile(val);
+      }
+    }
     if(!strcmp(section, "router"))
     {
       if(!strcmp(key, "worker-threads") && !ctx->singleThreaded)
@@ -81,6 +88,12 @@ namespace llarp
     }
   }
 
+  void 
+  Context::SetPIDFile(const std::string & fname)
+  {
+    pidfile = fname;
+  }
+
   int
   Context::LoadDatabase()
   {
@@ -174,9 +187,12 @@ namespace llarp
       llarp::LogError("cannot run non configured context");
       return 1;
     }
+    if(!WritePIDFile())
+      return 1;
     // run
     if(!router->Run(nodedb))
       return 1;
+    
     // run net io thread
     llarp::LogInfo("running mainloop");
     llarp_ev_loop_run_single_process(mainloop, worker, logic);
@@ -184,6 +200,34 @@ namespace llarp
     return 0;
   }
 
+  bool
+  Context::WritePIDFile() const
+  {
+    if(pidfile.size())
+    {
+      std::ofstream f(pidfile);
+      f << std::to_string(getpid());
+      return f.good();
+    }
+    else
+      return true;
+  }
+
+  void
+  Context::RemovePIDFile() const
+  {
+    if(pidfile.size())
+    {
+      fs::path f = pidfile;
+      std::error_code ex;
+      if(fs::exists(f, ex))
+      {
+        if(!ex)
+          fs::remove(f);
+      }
+    }
+  }
+
   void
   Context::HandleSignal(int sig)
   {
@@ -277,6 +321,7 @@ namespace llarp
       delete logic;
       logic = nullptr;
     }
+    RemovePIDFile();
   }
 
   bool

From 9f436174d497d6b416cfe5b5a46048caa012478c Mon Sep 17 00:00:00 2001
From: Jeff Becker <jeff@i2p.rocks>
Date: Fri, 18 Jan 2019 08:26:26 -0500
Subject: [PATCH 2/2] add openrc for freebsd

---
 contrib/freebsd/openrc/lokinet.rc | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 contrib/freebsd/openrc/lokinet.rc

diff --git a/contrib/freebsd/openrc/lokinet.rc b/contrib/freebsd/openrc/lokinet.rc
new file mode 100644
index 000000000..67d8b336d
--- /dev/null
+++ b/contrib/freebsd/openrc/lokinet.rc
@@ -0,0 +1,20 @@
+#!/bin/sh
+
+. /etc/rc.subr
+
+name=lokinet
+rcvar=lokinet_enable
+
+command="/usr/local/bin/${name}"
+command_args="/usr/local/etc/${name}/daemon.ini > /dev/null 2>&1"
+
+pidfile="/usr/local/etc/${name}/lokinet.pid"
+
+required_files="/usr/local/etc/${name}/daemon.ini"
+
+sig_reload="HUP"
+
+start_precmd="${command} -g /usr/local/etc/${name}/daemon.ini"
+
+load_rc_config $name
+run_rc_command "$1"
\ No newline at end of file