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rpcd-mod-luci: strip colon from dnsmasq duid

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Dnsmasq DHCPv6 use colons in the generated duid present in the lease file. Strip the colon as this is not supported by the OpenWrt config and follow the same way odhcpd use to display duid.

Fixes: #4543

Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
This commit is contained in:
Ansuel Smith 2020-12-07 17:57:49 +01:00 committed by Paul Donald
parent f488d28653
commit f71e9cbd42
1 changed files with 11 additions and 0 deletions
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11
libs/rpcd-mod-luci/src/luci.c
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@ -329,6 +329,15 @@ duid2ea(const char *duid)
return &ea;
}
static void strip_colon_duid(char *str) {
char *pr = str, *pw = str;
while (*pr) {
*pw = *pr++;
pw += (*pw != ':');
}
*pw = '\0';
}
static struct {
time_t now;
@ -592,6 +601,8 @@ lease_next(void)
if (!e.hostname || !e.duid)
continue;
strip_colon_duid(e.duid);
if (!strcmp(e.hostname, "*"))
e.hostname = NULL;