* rename i2p.conf -> i2pd.conf, add detection of old config

Config.cpp

@@ -107,7 +107,7 @@ namespace config {
     options_description general("General options");
     general.add_options()
       ("help",     "Show this message")
-      ("conf",      value<std::string>()->default_value(""),     "Path to main i2pd config file (default: try ~/.i2pd/i2p.conf or /var/lib/i2pd/i2p.conf)")
+      ("conf",      value<std::string>()->default_value(""),     "Path to main i2pd config file (default: try ~/.i2pd/i2pd.conf or /var/lib/i2pd/i2pd.conf)")
       ("tunconf",   value<std::string>()->default_value(""),     "Path to config with tunnels list and options (default: try ~/.i2pd/tunnels.cfg or /var/lib/i2pd/tunnels.cfg)")
       ("pidfile",   value<std::string>()->default_value(""),     "Path to pidfile (default: ~/i2pd/i2pd.pid or /var/lib/i2pd/i2pd.pid)")
       ("log",       value<std::string>()->default_value(""),     "Logs destination: stdout, file, syslog (stdout if not set)")

Daemon.cpp

@@ -69,11 +69,19 @@ namespace i2p
 			i2p::fs::Init();
 
 			datadir = i2p::fs::GetDataDir();
+			// TODO: drop old name detection in v2.8.0
 			if (config == "")
 			{
 				config = i2p::fs::DataDirPath("i2p.conf");
-				// use i2p.conf only if exists
-				if (!i2p::fs::Exists (config)) config = ""; /* reset */
+				if (i2p::fs::Exists (config)) {
+					LogPrint(eLogWarning, "Daemon: please rename i2p.conf to i2pd.conf here: ", config);
+				} else {
+					config = i2p::fs::DataDirPath("i2pd.conf");
+					if (!i2p::fs::Exists (config)) {
+						// use i2pd.conf only if exists
+						config = ""; /* reset */
+					}
+				}
 			}
 
 			i2p::config::ParseConfig(config);

debian/i2pd.1

@@ -68,7 +68,7 @@ Port of BOB command channel. Usually \fI2827\fR. BOB will not be enabled if this
 Port of I2P control service. Usually \fI7650\fR. I2PControl will not be enabled if this is not set. (default: unset)
 .TP
 \fB\-\-conf=\fR
-Config file (default: \fI~/.i2pd/i2p.conf\fR or \fI/var/lib/i2pd/i2p.conf\fR)
+Config file (default: \fI~/.i2pd/i2pd.conf\fR or \fI/var/lib/i2pd/i2pd.conf\fR)
 This parameter will be silently ignored if the specified config file does not exist.
 Options specified on the command line take precedence over those in the config file.
 

debian/i2pd.links

@@ -1,4 +1,4 @@
-etc/i2pd/i2pd.conf    var/lib/i2pd/i2p.conf
+etc/i2pd/i2pd.conf    var/lib/i2pd/i2pd.conf
 etc/i2pd/tunnels.conf var/lib/i2pd/tunnels.cfg
 etc/i2pd/subscriptions.txt var/lib/i2pd/subscriptions.txt
 usr/share/i2pd/certificates var/lib/i2pd/certificates

docs/configuration.md

@@ -4,7 +4,7 @@ i2pd configuration
 Command line options
 --------------------
 
-* --conf=               - Config file (default: ~/.i2pd/i2p.conf or /var/lib/i2pd/i2p.conf)
+* --conf=               - Config file (default: ~/.i2pd/i2pd.conf or /var/lib/i2pd/i2pd.conf)
                           This parameter will be silently ignored if the specified config file does not exist.
                           Options specified on the command line take precedence over those in the config file.
 * --tunconf=            - Tunnels config file (default: ~/.i2pd/tunnels.cfg or /var/lib/i2pd/tunnels.cfg)
@@ -60,7 +60,7 @@ All command-line parameters are allowed as keys, but note for those which contai
 
 For example:
 
-i2p.conf:
+i2pd.conf:
 
     # comment
     log = true