Add gentoo support. Huge thanks to mdpuma

README.md

@@ -17,7 +17,7 @@ What can we do? We can detect hosts in our own network with a large amount of pa
 - We are part of [CloudRouter](https://cloudrouter.org/cloudrouter/2015/07/09/fastnetmon.html) distribution
 - [VyOS based iso image with bundled FastNetMon](docs/VYOS_BINARY_ISO_IMAGE.md)
 - [Binary rpm packages for CentOS 6/7 and Fedora 21](docs/INSTALL_RPM_PACKAGES.md)
-- [Automatic install script for Debian/Ubuntu/CentOS/Fedora](docs/INSTALL.md)
+- [Automatic install script for Debian/Ubuntu/CentOS/Fedora/Gentoo](docs/INSTALL.md)
 - [Manual install on FreeBSD and Dragonfly BSD](docs/FreeBSD_INSTALL.md)
 - [Manual install on Mac OS X](docs/MAC_OS_INSTALL.md)
 - [Manual install on Slackware](docs/SLACKWARE_INSTALL.md)

docs/INSTALL.md

@@ -1,4 +1,4 @@
-For Debian 6, 7, 8 and CentOS 6 and 7 you should use the automatic installer:
+For Debian 6, 7, 8 and CentOS 6, 7 and Fedora and Gentoo you should use the automatic installer:
 ```bash
 wget https://raw.githubusercontent.com/FastVPSEestiOu/fastnetmon/master/src/fastnetmon_install.pl -Ofastnetmon_install.pl 
 sudo perl fastnetmon_install.pl

docs/THANKS.md

@@ -16,3 +16,4 @@ Thanks file! For all peoples which helped this project :)
 - Ben Agricola for fixed CentOS 6 init script without daemonize option
 - Dmitry Marakasov for FreeBSD port
 - Dmitry Baturin for huge help with building iso image with VyOS
+- mdpuma for help with Gentoo installer

src/fastnetmon_init_script_gentoo

@@ -0,0 +1,32 @@
+#!/sbin/runscript
+
+FASTNETMON="/opt/fastnetmon/fastnetmon"
+PIDFILE="/var/run/fastnetmon.pid"
+ARGS="--daemonize"
+
+depend() {
+    need net
+}
+
+start() {
+    ebegin "Starting fastnetmon"
+    if [ -f "${PIDFILE}" ]; then
+        einfo "  Removing stale pidfile ${PIDFILE}"
+        rm -f "${PIDFILE}" 1>/dev/null
+    fi
+
+    $FASTNETMON $ARGS
+    eend $?
+}
+
+stop() {
+    ebegin "Stopping fastnetmon"
+
+    kill -9 `cat $PIDFILE`
+    RETVAL=$?
+
+    pidof fastnetmon | xargs kill -9
+
+    rm -f "${PIDFILE}"
+    eend $RETVAL
+}

src/fastnetmon_install.pl

@@ -92,6 +92,13 @@ if (-e "/etc/redhat-release") {
     }    
 }
 
+if (-e "/etc/gentoo-release") {
+    $distro_type = 'gentoo';
+
+    my $distro_version_raw = `cat /etc/gentoo-release`;
+    chomp $distro_version_raw;
+}
+
 unless ($distro_type) {
     die "This distro is unsupported, please do manual install";
 }
@@ -157,6 +164,15 @@ sub install {
         }
 
         `yum install -y make bison flex $kernel_package_name gcc gcc-c++ dkms numactl-devel subversion`;
+    } elsif ($distro_type eq 'gentoo') {
+        my @gentoo_packages_for_pfring = ('subversion', 'sys-process/numactl', 'wget', 'tar');
+
+        my $gentoo_packages_for_pfring_as_string = join " ", @gentoo_packages_for_pfring;
+        `emerge -avu $gentoo_packages_for_pfring_as_string`;
+
+        if ($? != 0) {
+            print "Emerge fail with code $?\n";
+        }
     }
 
     if ($we_could_install_kernel_modules) {
@@ -256,6 +272,17 @@ sub install {
             print "Your distro haven't log4cpp in stable EPEL packages and we install log4cpp from testing of EPEL\n";
             `yum install -y https://kojipkgs.fedoraproject.org//packages/log4cpp/1.1.1/1.el7/x86_64/log4cpp-devel-1.1.1-1.el7.x86_64.rpm https://kojipkgs.fedoraproject.org//packages/log4cpp/1.1.1/1.el7/x86_64/log4cpp-1.1.1-1.el7.x86_64.rpm`;
         }
+    } elsif ($distro_type eq 'gentoo') {
+        my @fastnetmon_deps = ("dev-vcs/git", "gcc", "sys-libs/gpm", "sys-libs/ncurses", "dev-libs/log4cpp", "dev-libs/geoip", 
+            "net-libs/libpcap", "dev-util/cmake", "pkg-config", "dev-libs/hiredis", "dev-libs/boost"
+        );
+
+        my $fastnetmon_deps_as_string = join " ", @fastnetmon_deps;
+        `emerge -avu $fastnetmon_deps_as_string`;
+
+        if ($? != 0) {
+            print "Emerge fail with code $?\n";
+        }
     }
 
     print "Clone FastNetMon repo\n";
@@ -351,6 +378,22 @@ sub install {
         $we_have_init_script_for_this_machine = 1; 
     }
 
+    # For Gentoo
+    if ( $distro_type eq 'gentoo' ) {
+        my $init_path_in_src = "$fastnetmon_code_dir/fastnetmon_init_script_gentoo";
+        my $system_init_path = '/etc/init.d/fastnetmon';
+
+        # Checker for source code version, will work only for 1.1.3+ versions
+        if (-e $init_path_in_src) {
+            `cp $init_path_in_src $system_init_path`;
+
+            print "We created service fastnetmon for you\n";
+            print "You could run it with command: /etc/init.d/fastnetmon start\n";
+
+            $we_have_init_script_for_this_machine = 1; 
+        }
+    }
+
     # For Debian Squeeze and Wheezy 
     # And any stable Ubuntu version
     if ( ($distro_type eq 'debian' && ($distro_version == 6 or $distro_version == 7)) or $distro_type eq 'ubuntu') {