bandwidthd for nanobsd

Make bandwidth on nanobsd write graph files and cdf log files to /var/bandwidthd rw memory filesystem, so it can run with /usr mounted read-only

1 files changed, 43 insertions, 12 deletions

diff --git a/config/bandwidthd/bandwidthd.inc b/config/bandwidthd/bandwidthd.inc
index 34532c18..c0115d81 100644
--- a/config/bandwidthd/bandwidthd.inc
+++ b/config/bandwidthd/bandwidthd.inc
@@ -54,6 +54,8 @@ function bandwidthd_install_config() {
 	global $config, $g;
 
 	/* bandwidthd doesn't have a way to pass a custom config path, unfortunately */
+	/* the conf file must be ./etc/bandwidthd.conf relative to the current dir */
+	$bandwidthd_base_dir = PKG_BANDWIDTHD_BASE;
 	$bandwidthd_config_dir = PKG_BANDWIDTHD_BASE . "/etc";
 
 	conf_mount_rw();
@@ -143,7 +145,7 @@ function bandwidthd_install_config() {
 # This file was automatically generated by the pfSense
 # package management system.  Changing this file
 # will lead to it being overwritten again when
-# the package manage resyncs.
+# the package manager resyncs.
 #
 ####################################################
 # Bandwidthd.conf
@@ -206,18 +208,47 @@ EOF;
 	fwrite($fd, $config_file);
 	fclose($fd);
 
-	/* write out rc.d start/stop file */
-	write_rcfile(array(
-			"file" => "bandwidthd.sh",
-			"start" => "/usr/local/bandwidthd/bandwidthd {$bandwidthd_config_dir}/bandwidthd.conf",
-			"stop" => "/usr/bin/killall bandwidthd"
-		)
-	);
+	$rc = array();
+	$rc['file'] = 'bandwidthd.sh';
+	$rc['stop'] = <<<EOD
+/usr/bin/killall bandwidthd
+EOD;
+
+	if ($g['platform'] == 'nanobsd') {
+		// On nanobsd, /var/bandwidthd is created.
+		// In that is a real /var/bandwidth/htdocs, where the graph data is written
+		// A soft link to the real bandwidth program is made - /var/bandwidthd/bandwidthd
+		// A soft link to the etc folder with the conf file is made - /var/bandwidthd/etc
+		// bandwidthd is started from /var/bandwidthd with the current dir /var/bandwidth
+		// This way, it:
+		//   looks in ./etc for the conf file
+		//   writes graph files in ./htdocs
+		//   writes cdf log files (if selected in the config) to ./
+		// All of this is on the /var filesystem, which is a read-write memory disk on nanobsd
+		$bandwidthd_nano_dir = "/var/bandwidthd";
+		$bandwidthd_htdocs_dir = $bandwidthd_nano_dir . "/htdocs";
+		$rc['start'] = <<<EOD
+/bin/mkdir -p {$bandwidthd_nano_dir}
+/bin/mkdir -p {$bandwidthd_htdocs_dir}
+/bin/ln -s {$bandwidthd_base_dir}/bandwidthd {$bandwidthd_nano_dir}/bandwidthd
+/bin/ln -s {$bandwidthd_config_dir} {$bandwidthd_nano_dir}/etc
+cd {$bandwidthd_nano_dir}
+{$bandwidthd_nano_dir}/bandwidthd
+cd -
+EOD;
+	} else {
+		$bandwidthd_htdocs_dir = $bandwidthd_base_dir . "/htdocs";
+		$rc['start'] = <<<EOD
+/usr/local/bandwidthd/bandwidthd
+EOD;
+	}
 
-	exec("rm /usr/local/www/bandwidthd");
-	exec("/bin/ln -s " . PKG_BANDWIDTHD_BASE . "/htdocs /usr/local/www/bandwidthd");
+	/* write out rc.d start/stop file */
+	write_rcfile($rc);
 
-	exec("echo \"Please start bandwidthd to populate this directory.\" > " . PKG_BANDWIDTHD_BASE . "/htdocs/index.html");
+	exec("/bin/rm /usr/local/www/bandwidthd");
+	exec("/bin/ln -s " . $bandwidthd_htdocs_dir . " /usr/local/www/bandwidthd");
+	exec("echo \"Please start bandwidthd to populate this directory.\" > " . $bandwidthd_htdocs_dir . "/index.html");
 
 	conf_mount_ro();
 	config_unlock();
@@ -227,4 +258,4 @@ EOF;
 
 }
 
-?>
\ No newline at end of file
+?>