041eacc816
This plugin provides load balancing for VPP in a way that is largely inspired from Google's MagLev: http://research.google.com/pubs/pub44824.html More info in the README.md Change-Id: I1223f495d5c2d5200808a398504119f2830337e9 Signed-off-by: Pierre Pfister <ppfister@cisco.com>
72 lines
2.3 KiB
Plaintext
72 lines
2.3 KiB
Plaintext
/** \brief Configure Load-Balancer global parameters
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@param client_index - opaque cookie to identify the sender
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@param context - sender context, to match reply w/ request
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@param ip4_src_address - IPv4 address to be used as source for IPv4 GRE traffic.
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@param ip6_src_address - IPv6 address to be used as source for IPv6 GRE traffic.
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@param n_sticky_buckets - Number of buckets *per worker thread* in the
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established flow table (must be power of 2).
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@param flow_timeout - Time in seconds after which, if no packet is received
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for a given flow, the flow is removed from the established flow table.
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*/
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define lb_conf
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{
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u32 client_index;
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u32 context;
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u32 ip4_src_address;
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u8 ip6_src_address[16];
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u32 sticky_buckets_per_core;
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u32 flow_timeout;
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};
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define lb_conf_reply {
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u32 context;
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i32 retval;
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};
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/** \brief Add a virtual address (or prefix)
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@param client_index - opaque cookie to identify the sender
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@param context - sender context, to match reply w/ request
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@param ip_prefix - IP address (IPv4 in lower order 32 bits).
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@param prefix_length - IP prefix length (96 + 'IPv4 prefix length' for IPv4).
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@param is_gre4 - Encap is ip4 GRE (ip6 GRE otherwise).
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@param new_flows_table_length - Size of the new connections flow table used
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for this VIP (must be power of 2).
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@param is_del - The VIP should be removed.
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*/
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define lb_add_del_vip {
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u32 client_index;
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u32 context;
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u8 ip_prefix[16];
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u8 prefix_length;
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u8 is_gre4;
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u32 new_flows_table_length;
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u8 is_del;
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};
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define lb_add_del_vip_reply {
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u32 context;
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i32 retval;
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};
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/** \brief Add an application server for a given VIP
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@param client_index - opaque cookie to identify the sender
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@param context - sender context, to match reply w/ request
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@param vip_ip_prefix - VIP IP address (IPv4 in lower order 32 bits).
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@param vip_ip_prefix - VIP IP prefix length (96 + 'IPv4 prefix length' for IPv4).
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@param as_address - The application server address (IPv4 in lower order 32 bits).
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@param is_del - The AS should be removed.
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*/
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define lb_add_del_as {
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u32 client_index;
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u32 context;
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u8 vip_ip_prefix[16];
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u8 vip_prefix_length;
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u8 as_address[16];
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u8 is_del;
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};
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define lb_add_del_as_reply {
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u32 context;
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i32 retval;
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};
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