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authorSander Vrijders <sander.vrijders@ugent.be>2017-09-27 15:33:39 +0200
committerSander Vrijders <sander.vrijders@ugent.be>2017-09-29 15:12:36 +0200
commite3dba5812b1422a79e6e77ce9f923bade5a480e4 (patch)
treeca538ff9fd4887a17f85556e8207412d9699c833 /src/tools
parentddba836eb79ace3bd80ea6af69801f402cbffd20 (diff)
downloadouroboros-e3dba5812b1422a79e6e77ce9f923bade5a480e4.tar.gz
ouroboros-e3dba5812b1422a79e6e77ce9f923bade5a480e4.zip
ipcpd: normal: Add Loop-Free Alternates routing
This adds the Loop-Free Alternates (LFA) policy. In case a link goes down a LFA may be selected to route the SDUs on without causing loops instead of the main hop that just went down.
Diffstat (limited to 'src/tools')
-rw-r--r--src/tools/irm/irm_ipcp_bootstrap.c51
1 files changed, 28 insertions, 23 deletions
diff --git a/src/tools/irm/irm_ipcp_bootstrap.c b/src/tools/irm/irm_ipcp_bootstrap.c
index 9812f860..26b86a16 100644
--- a/src/tools/irm/irm_ipcp_bootstrap.c
+++ b/src/tools/irm/irm_ipcp_bootstrap.c
@@ -33,28 +33,29 @@
#include "irm_ops.h"
#include "irm_utils.h"
-#define NORMAL "normal"
-#define SHIM_UDP "shim-udp"
-#define SHIM_ETH_LLC "shim-eth-llc"
-#define LOCAL "local"
-
-#define MD5 "MD5"
-#define SHA3_224 "SHA3_224"
-#define SHA3_256 "SHA3_256"
-#define SHA3_384 "SHA3_384"
-#define SHA3_512 "SHA3_512"
-
-#define DEFAULT_ADDR_SIZE 4
-#define DEFAULT_FD_SIZE 2
-#define DEFAULT_DDNS 0
-#define DEFAULT_ADDR_AUTH ADDR_AUTH_FLAT_RANDOM
-#define DEFAULT_ROUTING ROUTING_LINK_STATE
-#define DEFAULT_PFF PFF_SIMPLE
-#define DEFAULT_HASH_ALGO DIR_HASH_SHA3_256
-#define FLAT_RANDOM_ADDR_AUTH "flat"
-#define LINK_STATE_ROUTING "link_state"
-#define SIMPLE_PFF "simple"
-#define ALTERNATE_PFF "alternate"
+#define NORMAL "normal"
+#define SHIM_UDP "shim-udp"
+#define SHIM_ETH_LLC "shim-eth-llc"
+#define LOCAL "local"
+
+#define MD5 "MD5"
+#define SHA3_224 "SHA3_224"
+#define SHA3_256 "SHA3_256"
+#define SHA3_384 "SHA3_384"
+#define SHA3_512 "SHA3_512"
+
+#define DEFAULT_ADDR_SIZE 4
+#define DEFAULT_FD_SIZE 2
+#define DEFAULT_DDNS 0
+#define DEFAULT_ADDR_AUTH ADDR_AUTH_FLAT_RANDOM
+#define DEFAULT_ROUTING ROUTING_LINK_STATE
+#define DEFAULT_PFF PFF_SIMPLE
+#define DEFAULT_HASH_ALGO DIR_HASH_SHA3_256
+#define FLAT_RANDOM_ADDR_AUTH "flat"
+#define LINK_STATE_ROUTING "link_state"
+#define LINK_STATE_LFA_ROUTING "lfa"
+#define SIMPLE_PFF "simple"
+#define ALTERNATE_PFF "alternate"
static void usage(void)
{
@@ -74,7 +75,8 @@ static void usage(void)
" [pff [PFF_POLICY] (default: %s)]\n"
" [hash [ALGORITHM] (default: %s)]\n"
"where ADDRESS_POLICY = {"FLAT_RANDOM_ADDR_AUTH"}\n"
- " ROUTING_POLICY = {"LINK_STATE_ROUTING"}\n"
+ " ROUTING_POLICY = {"LINK_STATE_ROUTING " "
+ LINK_STATE_LFA_ROUTING "}\n"
" PFF_POLICY = {" SIMPLE_PFF " " ALTERNATE_PFF "}\n"
" ALGORITHM = {" SHA3_224 " " SHA3_256 " "
SHA3_384 " " SHA3_512 "}\n\n"
@@ -151,6 +153,9 @@ int do_bootstrap_ipcp(int argc, char ** argv)
} else if (matches(*argv, "routing") == 0) {
if (strcmp(LINK_STATE_ROUTING, *(argv + 1)) == 0)
routing_type = ROUTING_LINK_STATE;
+ else if (strcmp(LINK_STATE_LFA_ROUTING,
+ *(argv + 1)) == 0)
+ routing_type = ROUTING_LINK_STATE_LFA;
else
goto unknown_param;
} else if (matches(*argv, "pff") == 0) {