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script: don't ignore RA with zero router lifetime #84

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script: don't ignore RA with zero router lifetime #84

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11 changes: 7 additions & 4 deletions src/script.c
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Original file line number Diff line number Diff line change
Expand Up @@ -180,11 +180,14 @@ static void entry_to_env(const char *name, const void *data, size_t len, enum en

for (size_t i = 0; i < len / sizeof(*e); ++i) {
/*
* The only invalid entries allowed to be passed to the script are prefix entries.
* This will allow immediate removal of the old ipv6-prefix-assignment that might
* otherwise be kept for up to 2 hours (see L-13 requirement of RFC 7084).
* The only invalid entries allowed to be passed to the script are prefix and RA
* entries. This will allow immediate removal of the old ipv6-prefix-assignment
* that might otherwise be kept for up to 2 hours (see L-13 requirement of RFC 7084).
* Similarly, a RA with router lifetime set to 0 indicates that the advertising
* router "is not a default router and SHOULD NOT appear on the default router list"
* (see RFC 4861, section 4.2).
*/
if (!e[i].valid && type != ENTRY_PREFIX)
if (!e[i].valid && type != ENTRY_PREFIX && type != ENTRY_ROUTE)
continue;

inet_ntop(AF_INET6, &e[i].target, &buf[buf_len], INET6_ADDRSTRLEN);
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