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276 lines
8.1 KiB
276 lines
8.1 KiB
--- a/configure.ac
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+++ b/configure.ac
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@@ -804,6 +804,9 @@ AC_CACHE_CHECK([whether clock_boottime a
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[c_cv_have_clock_boottime_monotonic="no"]))
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+# For the iwinfo plugin
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+AC_CHECK_LIB(iwinfo, iwinfo_backend, [with_iwinfo="yes"], [with_iwinfo="no (libiwinfo not found)"], [])
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+
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# For the turbostat plugin
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have_asm_msrindex_h="no"
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AC_CHECK_HEADERS(asm/msr-index.h, [have_asm_msrindex_h="yes"])
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@@ -6035,6 +6038,7 @@ plugin_interface="no"
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plugin_ipmi="no"
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plugin_ipvs="no"
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plugin_irq="no"
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+plugin_iwinfo="no"
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plugin_load="no"
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plugin_log_logstash="no"
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plugin_memory="no"
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@@ -6505,6 +6509,7 @@ AC_PLUGIN([ipmi], [$plugi
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AC_PLUGIN([iptables], [$with_libiptc], [IPTables rule counters])
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AC_PLUGIN([ipvs], [$plugin_ipvs], [IPVS connection statistics])
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AC_PLUGIN([irq], [$plugin_irq], [IRQ statistics])
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+AC_PLUGIN([iwinfo], [$with_iwinfo], [Common iwinfo wireless statistics])
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AC_PLUGIN([java], [$with_java], [Embed the Java Virtual Machine])
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AC_PLUGIN([load], [$plugin_load], [System load])
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AC_PLUGIN([log_logstash], [$plugin_log_logstash], [Logstash json_event compatible logging])
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@@ -6886,6 +6891,7 @@ AC_MSG_RESULT([ libyajl . . . . . . .
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AC_MSG_RESULT([ oracle . . . . . . . $with_oracle])
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AC_MSG_RESULT([ protobuf-c . . . . . $have_protoc_c])
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AC_MSG_RESULT([ protoc 3 . . . . . . $have_protoc3])
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+AC_MSG_RESULT([ iwinfo . . . . . . . $with_iwinfo])
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AC_MSG_RESULT()
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AC_MSG_RESULT([ Features:])
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AC_MSG_RESULT([ daemon mode . . . . . $enable_daemon])
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@@ -6942,6 +6948,7 @@ AC_MSG_RESULT([ ipmi . . . . . . . .
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AC_MSG_RESULT([ iptables . . . . . . $enable_iptables])
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AC_MSG_RESULT([ ipvs . . . . . . . . $enable_ipvs])
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AC_MSG_RESULT([ irq . . . . . . . . . $enable_irq])
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+AC_MSG_RESULT([ iwinfo . . . . . . . $enable_iwinfo])
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AC_MSG_RESULT([ java . . . . . . . . $enable_java])
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AC_MSG_RESULT([ load . . . . . . . . $enable_load])
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AC_MSG_RESULT([ logfile . . . . . . . $enable_logfile])
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--- a/src/collectd.conf.in
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+++ b/src/collectd.conf.in
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@@ -135,6 +135,7 @@
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#@BUILD_PLUGIN_IPTABLES_TRUE@LoadPlugin iptables
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#@BUILD_PLUGIN_IPVS_TRUE@LoadPlugin ipvs
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#@BUILD_PLUGIN_IRQ_TRUE@LoadPlugin irq
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+#@BUILD_PLUGIN_IWINFO_TRUE@LoadPlugin iwinfo
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#@BUILD_PLUGIN_JAVA_TRUE@LoadPlugin java
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@BUILD_PLUGIN_LOAD_TRUE@@BUILD_PLUGIN_LOAD_TRUE@LoadPlugin load
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#@BUILD_PLUGIN_LPAR_TRUE@LoadPlugin lpar
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@@ -649,6 +650,12 @@
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# IgnoreSelected true
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#</Plugin>
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+#<Plugin iwinfo>
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+# Interface "ath0"
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+# Interface "ra0"
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+# Interface "wlan0"
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+#</Plugin>
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+
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#<Plugin java>
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# JVMArg "-verbose:jni"
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# JVMArg "-Djava.class.path=@prefix@/share/collectd/java/collectd-api.jar"
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--- a/src/collectd.conf.pod
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+++ b/src/collectd.conf.pod
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@@ -3143,6 +3143,27 @@ and all other interrupts are collected.
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=back
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+=head2 Plugin C<iwinfo>
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+
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+=over 4
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+
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+=item B<Interface> I<Interface>
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+
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+Select this interface. By default all detected wireless interfaces will be
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+collected. For a more detailed description see B<IgnoreSelected> below.
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+
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+=item B<IgnoreSelected> I<true>|I<false>
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+
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+If no configuration if given, the B<iwinfo>-plugin will collect data from all
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+detected wireless interfaces. You can use the B<Interface>-option to pick the
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+interfaces you're interested in. Sometimes, however, it's easier/preferred to
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+collect all interfaces I<except> a few ones. This option enables you to do
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+that: By setting B<IgnoreSelected> to I<true> the effect of B<Interface> is
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+inverted: All selected interfaces are ignored and all other interfaces are
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+collected.
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+
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+=back
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+
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=head2 Plugin C<java>
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The I<Java> plugin makes it possible to write extensions for collectd in Java.
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--- /dev/null
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+++ b/src/iwinfo.c
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@@ -0,0 +1,150 @@
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+/**
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+ * collectd - src/iwinfo.c
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+ * Copyright (C) 2011 Jo-Philipp Wich
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+ *
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU General Public License as published by the
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+ * Free Software Foundation; only version 2 of the License is applicable.
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+ *
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+ * This program is distributed in the hope that it will be useful, but
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+ * WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ * General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License along
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+ * with this program; if not, write to the Free Software Foundation, Inc.,
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+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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+ **/
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+
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+#include "collectd.h"
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+#include "common.h"
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+#include "plugin.h"
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+#include "utils_ignorelist.h"
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+
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+#include <stdint.h>
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+#include <iwinfo.h>
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+
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+#define PROCNETDEV "/proc/net/dev"
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+
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+static const char *config_keys[] = {
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+ "Interface",
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+ "IgnoreSelected"
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+};
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+static int config_keys_num = STATIC_ARRAY_SIZE (config_keys);
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+
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+static ignorelist_t *ignorelist = NULL;
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+
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+static int iwinfo_config(const char *key, const char *value)
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+{
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+ if (ignorelist == NULL)
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+ ignorelist = ignorelist_create(1);
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+
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+ if (ignorelist == NULL)
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+ return 1;
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+
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+ if (strcasecmp(key, "Interface") == 0)
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+ ignorelist_add(ignorelist, value);
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+ else if (strcasecmp(key, "IgnoreSelected") == 0)
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+ ignorelist_set_invert(ignorelist, IS_TRUE(value) ? 0 : 1);
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+ else
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+ return -1;
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+
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+ return 0;
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+}
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+
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+static void iwinfo_submit(const char *ifname, const char *type, int value)
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+{
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+ value_t values[1];
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+ value_list_t vl = VALUE_LIST_INIT;
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+
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+ values[0].gauge = value;
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+
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+ vl.values = values;
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+ vl.values_len = 1;
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+
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+ sstrncpy(vl.host, hostname_g, sizeof(vl.host));
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+ sstrncpy(vl.plugin, "iwinfo", sizeof(vl.plugin));
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+ sstrncpy(vl.plugin_instance, ifname, sizeof(vl.plugin_instance));
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+ sstrncpy(vl.type, type, sizeof(vl.type));
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+ /*sstrncpy(vl.type_instance, "", sizeof(vl.type_instance));*/
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+
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+ plugin_dispatch_values(&vl);
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+}
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+
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+static void iwinfo_process(const char *ifname)
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+{
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+ int val;
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+ char buf[IWINFO_BUFSIZE];
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+ const struct iwinfo_ops *iw = iwinfo_backend(ifname);
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+
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+ /* does appear to be a wifi iface */
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+ if (iw)
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+ {
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+ if (iw->bitrate(ifname, &val))
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+ val = 0;
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+ iwinfo_submit(ifname, "bitrate", val * 1000);
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+
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+ if (iw->signal(ifname, &val))
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+ val = 0;
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+ iwinfo_submit(ifname, "signal_power", val);
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+
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+ if (iw->noise(ifname, &val))
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+ val = 0;
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+ iwinfo_submit(ifname, "signal_noise", val);
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+
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+ if (iw->quality(ifname, &val))
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+ val = 0;
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+ iwinfo_submit(ifname, "signal_quality", val);
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+
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+ if (iw->assoclist(ifname, buf, &val))
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+ val = 0;
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+ iwinfo_submit(ifname, "stations",
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+ val / sizeof(struct iwinfo_assoclist_entry));
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+ }
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+
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+ iwinfo_finish();
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+}
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+
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+static int iwinfo_read(void)
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+{
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+ char line[1024];
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+ char ifname[128];
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+ FILE *f;
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+
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+ f = fopen(PROCNETDEV, "r");
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+ if (f == NULL)
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+ {
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+ char err[1024];
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+ WARNING("iwinfo: Unable to open " PROCNETDEV ": %s",
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+ sstrerror(errno, err, sizeof(err)));
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+ return -1;
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+ }
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+
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+ while (fgets(line, sizeof(line), f))
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+ {
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+ if (!strchr(line, ':'))
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+ continue;
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+
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+ if (!sscanf(line, " %127[^:]", ifname))
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+ continue;
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+
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+ if (ignorelist_match(ignorelist, ifname))
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+ continue;
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+
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+ if (strstr(ifname, "mon.") || strstr(ifname, ".sta") ||
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+ strstr(ifname, "tmp.") || strstr(ifname, "wifi"))
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+ continue;
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+
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+ iwinfo_process(ifname);
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+ }
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+
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+ fclose(f);
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+
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+ return 0;
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+}
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+
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+void module_register(void)
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+{
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+ plugin_register_config("iwinfo", iwinfo_config, config_keys, config_keys_num);
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+ plugin_register_read("iwinfo", iwinfo_read);
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+}
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--- a/src/Makefile.am
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+++ b/src/Makefile.am
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@@ -568,6 +568,13 @@ irq_la_SOURCES = irq.c
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irq_la_LDFLAGS = $(PLUGIN_LDFLAGS)
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endif
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+if BUILD_PLUGIN_IWINFO
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+pkglib_LTLIBRARIES += iwinfo.la
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+iwinfo_la_SOURCES = iwinfo.c
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+iwinfo_la_LDFLAGS = -module -avoid-version
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+iwinfo_la_LIBADD = -liwinfo
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+endif
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+
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if BUILD_PLUGIN_JAVA
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pkglib_LTLIBRARIES += java.la
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java_la_SOURCES = java.c
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--- a/src/types.db
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+++ b/src/types.db
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@@ -260,6 +260,7 @@ voltage_threshold value:GAUGE:U:U,
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vs_memory value:GAUGE:0:9223372036854775807
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vs_processes value:GAUGE:0:65535
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vs_threads value:GAUGE:0:65535
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+stations value:GAUGE:0:256
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#
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# Legacy types
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