add better connection information

src/connectionstartframe.h

@@ -5,9 +5,15 @@
  *  is opened. It contains the initial connection properties, and the protocol
  *  number.
  * 
- *  @copyright 2014 - 2022 Copernica BV
+ *  @copyright 2014 - 2023 Copernica BV
  */
 
+/**
+ *  Dependencies
+ */
+#include "programname.h"
+#include "platformname.h"
+
 /**
  *  Set up namespace
  */
@@ -200,11 +206,11 @@ public:
         capabilities["consumer_cancel_notify"] = true;
         
         // fill the peer properties
-        if (!properties.contains("product")) properties["product"] = "Copernica AMQP library";
+        if (!properties.contains("product")) properties["product"] = ProgramName();
         if (!properties.contains("version")) properties["version"] = "Unknown";
-        if (!properties.contains("platform")) properties["platform"] = "Unknown";
+        if (!properties.contains("platform")) properties["platform"] = PlatformName();
-        if (!properties.contains("copyright")) properties["copyright"] = "Copyright 2015 - 2018 Copernica BV";
+        if (!properties.contains("copyright")) properties["copyright"] = "Copernica AMQP-CPP library :: Copyright 2015-2023 Copernica BV";
-        if (!properties.contains("information")) properties["information"] = "https://www.copernica.com";
+        if (!properties.contains("information")) properties["information"] = "https://github.com/CopernicaMarketingSoftware/AMQP-CPP";
         if (!properties.contains("capabilities")) properties["capabilities"] = capabilities;
         
         // send back a connection start ok frame
@@ -213,6 +219,7 @@ public:
         // done
         return true;
     }
+
 };
 
 /**

src/platformname.h

@@ -0,0 +1,69 @@
+/**
+ *  PlatformName.h
+ * 
+ *  Class to extract the platform name (operating system, etc)
+ * 
+ *  @author Emiel Bruijntjes <emiel.bruijntjes@copernica.com>
+ *  @copyright 2023 Copernica BV
+ */
+
+/**
+ *  Include guard
+ */
+#pragma once
+
+/**
+ *  Dependencies
+ */
+#include <sys/utsname.h>
+
+/**
+ *  Begin of namespace
+ */
+namespace AMQP {
+
+/**
+ *  Class definition
+ */
+class PlatformName
+{
+private:
+    /**
+     *  The string holding all info
+     *  @var std::string
+     */
+    std::string _value;
+
+public:
+    /**
+     *  Constructor
+     */
+    PlatformName()
+    {
+        // all information
+        struct utsname sysinfo;
+
+        // retrieve system info
+        if (uname(&sysinfo) != 0) return;
+        
+        // add all info
+        _value.append(sysinfo.sysname).append(" ").append(sysinfo.version).append(" ").append(sysinfo.release).append(" running on ").append(sysinfo.nodename);
+    }
+    
+    /**
+     *  Destructor
+     */
+    virtual ~PlatformName() = default;
+    
+    /**
+     *  Cast to a const char *
+     *  @return const char *
+     */
+    operator const char * () const { return _value.data(); }
+};
+
+/**
+ *  End of namespace
+ */
+}
+

src/programname.h

@@ -0,0 +1,75 @@
+/**
+ *  ProgramName.h
+ * 
+ *  Helper class that detects the name of the program
+ * 
+ *  @author Emiel Bruijntjes <emiel.bruijntjes@copernica.com>
+ *  @copyright 2023 Copernica BV
+ */
+
+/**
+ *  Include guard
+ */
+#pragma once
+
+/**
+ *  Dependencies
+ */
+#include <unistd.h>
+#include <limits.h>
+
+/**
+ *  Begin of namespace
+ */
+namespace AMQP {
+
+/**
+ *  Class definition
+ */
+class ProgramName
+{
+private:
+    /**
+     *  Path of the program
+     *  @var char[]
+     */
+    char _path[PATH_MAX];
+    
+    /**
+     *  Is the _path valid?
+     *  @var bool
+     */
+    bool _valid;
+    
+public:
+    /**
+     *  Constructor
+     */
+    ProgramName() : _valid(readlink("/proc/self/exe", _path, PATH_MAX) == 0) {}
+    
+    /**
+     *  Destructor
+     */
+    virtual ~ProgramName() = default;
+    
+    /**
+     *  Cast to a const char *
+     *  @return const char *
+     */
+    operator const char * () const
+    {
+        // empty string when not valid
+        if (!_valid) return "";
+        
+        // locate the last slash
+        auto *slash = strrchr(_path, '/');
+        
+        // if not found return entire path, otherwise just the program name
+        return slash ? slash + 1 : _path;
+    }
+};
+
+/**
+ *  End of namespace
+ */
+}