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| author | Jeremy Allison <jra@samba.org> | 2012-04-25 11:28:37 -0700 |
|---|---|---|
| committer | Jeremy Allison <jra@samba.org> | 2012-04-25 22:01:18 +0200 |
| commit | 87c23995962807ed8800a52c80eefb9860a6f726 (patch) | |
| tree | 167094cb05b674865038394ecaa83706758c8909 /nsswitch | |
| parent | 5a100a4b1b6d274a927088a743c63e62072f36bf (diff) | |
| download | samba-87c23995962807ed8800a52c80eefb9860a6f726.tar.gz samba-87c23995962807ed8800a52c80eefb9860a6f726.tar.bz2 samba-87c23995962807ed8800a52c80eefb9860a6f726.zip | |
Fix bug reported by Dina_Fine@Dell.com.
Don't ask the DC for an IP list when locating kdc's. Ask for the
name and use getaddrinfo to get all possible addresses instead.
Autobuild-User: Jeremy Allison <jra@samba.org>
Autobuild-Date: Wed Apr 25 22:01:18 CEST 2012 on sn-devel-104
Diffstat (limited to 'nsswitch')
| -rw-r--r-- | nsswitch/winbind_krb5_locator.c | 35 |
1 files changed, 19 insertions, 16 deletions
diff --git a/nsswitch/winbind_krb5_locator.c b/nsswitch/winbind_krb5_locator.c index e921caea59..385a156b94 100644 --- a/nsswitch/winbind_krb5_locator.c +++ b/nsswitch/winbind_krb5_locator.c @@ -182,7 +182,8 @@ static krb5_error_code smb_krb5_locator_call_cbfunc(const char *name, void *cbdata) { struct addrinfo *out = NULL; - int ret; + int ret = 0; + struct addrinfo *res = NULL; int count = 3; while (count) { @@ -206,16 +207,25 @@ static krb5_error_code smb_krb5_locator_call_cbfunc(const char *name, return KRB5_PLUGIN_NO_HANDLE; } - ret = cbfunc(cbdata, out->ai_socktype, out->ai_addr); + for (res = out; res; res = res->ai_next) { + if (!res->ai_addr || res->ai_addrlen == 0) { + continue; + } + + ret = cbfunc(cbdata, res->ai_socktype, res->ai_addr); + if (ret) { #ifdef DEBUG_KRB5 - if (ret) { - fprintf(stderr, "[%5u]: smb_krb5_locator_lookup: " - "failed to call callback: %s (%d)\n", - (unsigned int)getpid(), error_message(ret), ret); - } + fprintf(stderr, "[%5u]: smb_krb5_locator_lookup: " + "failed to call callback: %s (%d)\n", + (unsigned int)getpid(), error_message(ret), ret); #endif + break; + } + } - freeaddrinfo(out); + if (out) { + freeaddrinfo(out); + } return ret; } @@ -257,8 +267,7 @@ static bool ask_winbind(const char *realm, char **dcname) flags = WBC_LOOKUP_DC_KDC_REQUIRED | WBC_LOOKUP_DC_IS_DNS_NAME | - WBC_LOOKUP_DC_RETURN_DNS_NAME | - WBC_LOOKUP_DC_IP_REQUIRED; + WBC_LOOKUP_DC_RETURN_DNS_NAME; wbc_status = wbcLookupDomainControllerEx(realm, NULL, NULL, flags, &dc_info); @@ -270,12 +279,6 @@ static bool ask_winbind(const char *realm, char **dcname) return false; } - if (dc_info->dc_address) { - dc = dc_info->dc_address; - if (dc[0] == '\\') dc++; - if (dc[0] == '\\') dc++; - } - if (!dc && dc_info->dc_unc) { dc = dc_info->dc_unc; if (dc[0] == '\\') dc++; |