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[iproute2,2/4] iplink: support setting addrgenmode stable_secret

Message ID 1451901486-3497-3-git-send-email-bjorn@mork.no
State Accepted, archived
Delegated to: stephen hemminger
Headers show

Commit Message

Bjørn Mork Jan. 4, 2016, 9:58 a.m. UTC 
It is possible to switch to another addrgenmode after setting a
valid secret.  Allow switching back without reconfiguring the
secret for completeness.

Cc: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: Bjørn Mork <bjorn@mork.no>
---
 ip/iplink.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/ip/iplink.c b/ip/iplink.c
index f30de86d1858..e824082f7d81 100644
--- a/ip/iplink.c
+++ b/ip/iplink.c
@@ -84,7 +84,7 @@  void iplink_usage(void)
 	fprintf(stderr, "				   [ state { auto | enable | disable} ] ]\n");
 	fprintf(stderr, "			  [ master DEVICE ]\n");
 	fprintf(stderr, "			  [ nomaster ]\n");
-	fprintf(stderr, "			  [ addrgenmode { eui64 | none } ]\n");
+	fprintf(stderr, "			  [ addrgenmode { eui64 | none | stable_secret } ]\n");
 	fprintf(stderr, "	                  [ protodown { on | off } ]\n");
 	fprintf(stderr, "       ip link show [ DEVICE | group GROUP ] [up] [master DEV] [type TYPE]\n");
 
@@ -176,6 +176,8 @@  static int get_addr_gen_mode(const char *mode)
 		return IN6_ADDR_GEN_MODE_EUI64;
 	if (strcasecmp(mode, "none") == 0)
 		return IN6_ADDR_GEN_MODE_NONE;
+	if (strcasecmp(mode, "stable_secret") == 0)
+		return IN6_ADDR_GEN_MODE_STABLE_PRIVACY;
 	return -1;
 }