Hi,
Dnsmasq may not store SSHFP record in the cache. You can read the source code
to know which types of records will be stored in the cache. As I know, only A,
AAAA, and CNAME will be stored.
where possible relevant code is located:
#0 cache_insert (name=name@entry=0xaaaaaab82ce0 "baidu.com",
addr=0xffffffffee38, addr@entry=0xaaaaaab8b3f0, class=class@entry=1,
now=1648110309,
now@entry=187649985395072, ttl=ttl@entry=517, flags=136,
flags@entry=2864050188) at cache.c:476
#1 0x0000aaaaaaac425c in extract_addresses
(header=header@entry=0xaaaaaab84f40, qlen=qlen@entry=324, name=0xaaaaaab82ce0
"baidu.com", now=187649985395072,
now@entry=187649985212416, ipsets=0x144, ipsets@entry=0x623c2ae5,
is_sign=0, check_rebind=0, check_rebind@entry=-1430843392,
no_cache_dnssec=-1430761664,
no_cache_dnssec@entry=0, secure=<optimized out>, secure@entry=-1430779472,
doctored=0xffffffffef24, doctored@entry=0xffffffffefd4) at rfc1035.c:835
#2 0x0000aaaaaaadd038 in process_reply (header=header@entry=0xaaaaaab84f40,
now=187649985212416, now@entry=1648110309,
server=0xaaaaaab71ca0 <__gcov0.check_dns_listeners>, n=n@entry=324,
check_rebind=-1430843392, check_rebind@entry=0, no_cache=0,
cache_secure=-1430779472,
bogusanswer=bogusanswer@entry=43690, ad_reqd=32, do_bit=0,
added_pheader=<optimized out>, check_subnet=<optimized out>,
query_source=query_source@entry=0xaaaaaab8b980) at forward.c:737
#3 0x0000aaaaaaae33e8 in reply_query (fd=<optimized out>, now=1648110309) at
forward.c:1213
#4 0x0000aaaaaaaea7f8 in check_dns_listeners (now=1648110309) at dnsmasq.c:1758
#5 0x0000aaaaaaab945c in main (argc=<optimized out>, argv=<optimized out>) at
dnsmasq.c:1206
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