From a9921e47b22aefc2a15a9d69601699901c648a47 Mon Sep 17 00:00:00 2001
From: probonopd <probonopd@users.noreply.github.com>
Date: Sun, 17 Nov 2024 11:23:31 +0000
Subject: [PATCH] Add logging over the network to a syslog server

This has been tested successfully. FIXME: Don't hardcode IP address, use m_INetworkSyslogServerIPAddress instead

Thanks @rsta
https://github.com/rsta2/circle/tree/master/sample/33-syslog
---
 src/config.cpp    |  6 ++++++
 src/config.h      |  2 ++
 src/minidexed.cpp | 14 ++++++++++++++
 src/minidexed.ini |  1 +
 4 files changed, 23 insertions(+)

diff --git a/src/config.cpp b/src/config.cpp
index 10a4355..40ad095 100644
--- a/src/config.cpp
+++ b/src/config.cpp
@@ -209,6 +209,7 @@ void CConfig::Load (void)
 	m_INetworkSubnetMask = m_Properties.GetIPAddress("NetworkSubnetMask") != 0;
 	m_INetworkDefaultGateway = m_Properties.GetIPAddress("NetworkDefaultGateway") != 0;
 	m_INetworkDNSServer = m_Properties.GetIPAddress("NetworkDNSServer") != 0;
+	m_INetworkSyslogServerIPAddress = m_Properties.GetIPAddress("NetworkSyslogServerIPAddress") != 0;
 }
 
 unsigned CConfig::GetToneGenerators (void) const
@@ -767,3 +768,8 @@ CIPAddress CConfig::GetNetworkDNSServer (void) const
 {
 	return m_INetworkDNSServer;
 }
+
+CIPAddress CConfig::GetNetworkSyslogServerIPAddress (void) const
+{
+	return m_INetworkSyslogServerIPAddress;
+}
diff --git a/src/config.h b/src/config.h
index b87a94c..7af0bfc 100644
--- a/src/config.h
+++ b/src/config.h
@@ -248,6 +248,7 @@ public:
 	CIPAddress GetNetworkSubnetMask (void) const;
 	CIPAddress GetNetworkDefaultGateway (void) const;
 	CIPAddress GetNetworkDNSServer (void) const;
+	CIPAddress GetNetworkSyslogServerIPAddress (void) const;
 
 private:
 	CPropertiesFatFsFile m_Properties;
@@ -372,6 +373,7 @@ private:
 	CIPAddress m_INetworkSubnetMask;
 	CIPAddress m_INetworkDefaultGateway;
 	CIPAddress m_INetworkDNSServer;
+	CIPAddress m_INetworkSyslogServerIPAddress;
 };
 
 #endif
diff --git a/src/minidexed.cpp b/src/minidexed.cpp
index f4b30a6..f61c835 100644
--- a/src/minidexed.cpp
+++ b/src/minidexed.cpp
@@ -23,6 +23,8 @@
 #include <circle/sound/pwmsoundbasedevice.h>
 #include <circle/sound/i2ssoundbasedevice.h>
 #include <circle/sound/hdmisoundbasedevice.h>
+#include <circle/net/syslogdaemon.h>
+#include <circle/net/ipaddress.h>
 #include <circle/gpiopin.h>
 #include <string.h>
 #include <stdio.h>
@@ -2326,6 +2328,18 @@ bool CMiniDexed::InitNetwork()
 			}
 
 			m_pNetDevice = CNetDevice::GetNetDevice(NetDeviceType);
+
+			// Syslog configuration
+			static const u8 SysLogServer[]   = {192, 168, 0, 143}; // FIXME: Don't hardcode this, use m_INetworkSyslogServerIPAddress instead
+			static const u16 usServerPort    = 8514;		// standard port is 514
+			CIPAddress ServerIP (SysLogServer);
+			CString IPString;
+			ServerIP.Format (&IPString);
+			LOGNOTE ( "Sending log messages to %s:%u",
+			(const char *) IPString, (unsigned) usServerPort);
+
+			new CSysLogDaemon (m_pNet, ServerIP, usServerPort);
+
 		}
 	return m_pNet != nullptr;
 }
diff --git a/src/minidexed.ini b/src/minidexed.ini
index 644ef4a..ac24026 100644
--- a/src/minidexed.ini
+++ b/src/minidexed.ini
@@ -153,6 +153,7 @@ NetworkIPAddress=0
 NetworkSubnetMask=0
 NetworkDefaultGateway=0
 NetworkDNSServer=0
+NetworkSyslogServerIPAddress=0
 
 # Performance
 PerformanceSelectToLoad=1