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Initial implementation of sFlow.

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Tested very slightly with "ping" and "sflowtool -t | tcpdump -r -".
This commit is contained in:
Ben Pfaff
2010-01-04 13:08:37 -08:00
parent 622ee2cf64
commit 72b0630028
23 changed files with 984 additions and 37 deletions
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18
lib/dpif-linux.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2008, 2009 Nicira Networks.
* Copyright (c) 2008, 2009, 2010 Nicira Networks.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -196,6 +196,7 @@ dpif_linux_delete(struct dpif *dpif_)
static int
dpif_linux_get_stats(const struct dpif *dpif_, struct odp_stats *stats)
{
memset(stats, 0, sizeof *stats);
return do_ioctl(dpif_, ODP_DP_STATS, stats);
}
@@ -395,6 +396,19 @@ dpif_linux_recv_set_mask(struct dpif *dpif_, int listen_mask)
return do_ioctl(dpif_, ODP_SET_LISTEN_MASK, &listen_mask);
}
static int
dpif_linux_get_sflow_probability(const struct dpif *dpif_,
uint32_t *probability)
{
return do_ioctl(dpif_, ODP_GET_SFLOW_PROBABILITY, probability);
}
static int
dpif_linux_set_sflow_probability(struct dpif *dpif_, uint32_t probability)
{
return do_ioctl(dpif_, ODP_SET_SFLOW_PROBABILITY, &probability);
}
static int
dpif_linux_recv(struct dpif *dpif_, struct ofpbuf **bufp)
{
@@ -475,6 +489,8 @@ const struct dpif_class dpif_linux_class = {
dpif_linux_execute,
dpif_linux_recv_get_mask,
dpif_linux_recv_set_mask,
dpif_linux_get_sflow_probability,
dpif_linux_set_sflow_probability,
dpif_linux_recv,
dpif_linux_recv_wait,
};