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ubik-allow-netinfo-netrestrict-to-mask-address-pointed-to-by-hostname-20020417

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if you really want to mask the IP address from gethostbyname(gethostname())
there's not really any reason to stand in your way
This commit is contained in:
Derrick Brashear 2002-04-17 23:29:04 +00:00
parent d4493526a7
commit 7158ef3ae5
1 changed files with 29 additions and 2 deletions
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31
src/ubik/beacon.c
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@ -455,7 +455,8 @@ static verifyInterfaceAddress(ame, info, aservers)
afs_uint32 aservers[]; /* list of all possible server addresses */
{
afs_uint32 myAddr[UBIK_MAX_INTERFACE_ADDR], *servList, tmpAddr;
int count, found, i, j, totalServers, start, end;
afs_uint32 myAddr2[UBIK_MAX_INTERFACE_ADDR];
int count, found, i, j, totalServers, start, end, usednetfiles = 0;
if (info)
totalServers = info->numServers;
@ -484,6 +485,7 @@ static verifyInterfaceAddress(ame, info, aservers)
ubik_print("Aborting..\n");
return UBADHOST;
}
usednetfiles++;
}
else {
/* get all my interface addresses in net byte order */
@ -511,7 +513,32 @@ static verifyInterfaceAddress(ame, info, aservers)
{
ubik_print("ubik: primary address %s does not exist\n",
afs_inet_ntoa(*ame));
return UBADHOST;
/* if we had the result of rx_getAllAddr already, avoid subverting
the "is gethostbyname(gethostname()) us" check. If we're
using NetInfo/NetRestrict, we assume they have enough clue
to avoid that big hole in their foot from the loaded gun. */
if (usednetfiles) {
/* take the address we did get, then see if ame was masked */
*ame=myAddr[0];
count = rx_getAllAddr(myAddr2, UBIK_MAX_INTERFACE_ADDR);
if ( count <= 0 ) /* no address found */
{
ubik_print("ubik: No network addresses found, aborting..");
return UBADHOST;
}
/* verify that the My-address passed in by ubik is correct */
for ( j=0, found = 0; j < count; j++)
{
if ( *ame == myAddr2[j] ) /* both in net byte order */
{
found = 1;
break;
}
}
}
if ( !found )
return UBADHOST;
}
/* if any of my addresses are there in serverList, then