Interworking: Add logging to track nai_realm_find_eap failures
There are lots of reasons we can fail to match an EAP credential, so add logging to help determine why it is happening in various cases. Signed-off-by: Ben Greear <greearb@candelatech.com>
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f45bae5b81
1 changed files with 68 additions and 26 deletions
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@ -587,56 +587,69 @@ static int nai_realm_match(struct nai_realm *realm, const char *home_realm)
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}
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static int nai_realm_cred_username(struct nai_realm_eap *eap)
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static int nai_realm_cred_username(struct wpa_supplicant *wpa_s,
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struct nai_realm_eap *eap)
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{
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if (eap_get_name(EAP_VENDOR_IETF, eap->method) == NULL)
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if (eap_get_name(EAP_VENDOR_IETF, eap->method) == NULL) {
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wpa_msg(wpa_s, MSG_DEBUG,
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"nai-realm-cred-username: EAP method not supported: %d",
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eap->method);
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return 0; /* method not supported */
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}
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if (eap->method != EAP_TYPE_TTLS && eap->method != EAP_TYPE_PEAP &&
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eap->method != EAP_TYPE_FAST) {
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/* Only tunneled methods with username/password supported */
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wpa_msg(wpa_s, MSG_DEBUG,
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"nai-realm-cred-username: Method: %d is not TTLS, PEAP, or FAST",
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eap->method);
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return 0;
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}
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if (eap->method == EAP_TYPE_PEAP || eap->method == EAP_TYPE_FAST) {
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if (eap->inner_method &&
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eap_get_name(EAP_VENDOR_IETF, eap->inner_method) == NULL)
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eap_get_name(EAP_VENDOR_IETF, eap->inner_method) == NULL) {
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wpa_msg(wpa_s, MSG_DEBUG,
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"nai-realm-cred-username: PEAP/FAST: Inner method not supported: %d",
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eap->inner_method);
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return 0;
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}
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if (!eap->inner_method &&
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eap_get_name(EAP_VENDOR_IETF, EAP_TYPE_MSCHAPV2) == NULL)
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eap_get_name(EAP_VENDOR_IETF, EAP_TYPE_MSCHAPV2) == NULL) {
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wpa_msg(wpa_s, MSG_DEBUG,
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"nai-realm-cred-username: MSCHAPv2 not supported");
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return 0;
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}
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}
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if (eap->method == EAP_TYPE_TTLS) {
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if (eap->inner_method == 0 && eap->inner_non_eap == 0)
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return 1; /* Assume TTLS/MSCHAPv2 is used */
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if (eap->inner_method &&
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eap_get_name(EAP_VENDOR_IETF, eap->inner_method) == NULL)
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eap_get_name(EAP_VENDOR_IETF, eap->inner_method) == NULL) {
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wpa_msg(wpa_s, MSG_DEBUG,
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"nai-realm-cred-username: TTLS, but inner not supported: %d",
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eap->inner_method);
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return 0;
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}
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if (eap->inner_non_eap &&
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eap->inner_non_eap != NAI_REALM_INNER_NON_EAP_PAP &&
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eap->inner_non_eap != NAI_REALM_INNER_NON_EAP_CHAP &&
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eap->inner_non_eap != NAI_REALM_INNER_NON_EAP_MSCHAP &&
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eap->inner_non_eap != NAI_REALM_INNER_NON_EAP_MSCHAPV2)
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eap->inner_non_eap != NAI_REALM_INNER_NON_EAP_MSCHAPV2) {
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wpa_msg(wpa_s, MSG_DEBUG,
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"nai-realm-cred-username: TTLS, inner-non-eap not supported: %d",
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eap->inner_non_eap);
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return 0;
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}
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}
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if (eap->inner_method &&
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eap->inner_method != EAP_TYPE_GTC &&
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eap->inner_method != EAP_TYPE_MSCHAPV2)
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return 0;
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return 1;
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}
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static int nai_realm_cred_cert(struct nai_realm_eap *eap)
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{
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if (eap_get_name(EAP_VENDOR_IETF, eap->method) == NULL)
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return 0; /* method not supported */
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if (eap->method != EAP_TYPE_TLS) {
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/* Only EAP-TLS supported for credential authentication */
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eap->inner_method != EAP_TYPE_MSCHAPV2) {
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wpa_msg(wpa_s, MSG_DEBUG,
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"nai-realm-cred-username: inner-method not GTC or MSCHAPv2: %d",
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eap->inner_method);
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return 0;
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}
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@ -644,7 +657,30 @@ static int nai_realm_cred_cert(struct nai_realm_eap *eap)
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}
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static struct nai_realm_eap * nai_realm_find_eap(struct wpa_cred *cred,
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static int nai_realm_cred_cert(struct wpa_supplicant *wpa_s,
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struct nai_realm_eap *eap)
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{
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if (eap_get_name(EAP_VENDOR_IETF, eap->method) == NULL) {
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wpa_msg(wpa_s, MSG_DEBUG,
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"nai-realm-cred-cert: Method not supported: %d",
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eap->method);
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return 0; /* method not supported */
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}
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if (eap->method != EAP_TYPE_TLS) {
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/* Only EAP-TLS supported for credential authentication */
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wpa_msg(wpa_s, MSG_DEBUG,
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"nai-realm-cred-cert: Method not TLS: %d",
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eap->method);
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return 0;
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}
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return 1;
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}
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static struct nai_realm_eap * nai_realm_find_eap(struct wpa_supplicant *wpa_s,
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struct wpa_cred *cred,
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struct nai_realm *realm)
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{
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u8 e;
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@ -654,16 +690,22 @@ static struct nai_realm_eap * nai_realm_find_eap(struct wpa_cred *cred,
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((cred->password == NULL ||
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cred->password[0] == '\0') &&
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(cred->private_key == NULL ||
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cred->private_key[0] == '\0')))
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cred->private_key[0] == '\0'))) {
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wpa_msg(wpa_s, MSG_DEBUG,
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"nai-realm-find-eap: incomplete cred info: username: %s password: %s private_key: %s",
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cred->username ? cred->username : "NULL",
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cred->password ? cred->password : "NULL",
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cred->private_key ? cred->private_key : "NULL");
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return NULL;
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}
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for (e = 0; e < realm->eap_count; e++) {
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struct nai_realm_eap *eap = &realm->eap[e];
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if (cred->password && cred->password[0] &&
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nai_realm_cred_username(eap))
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nai_realm_cred_username(wpa_s, eap))
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return eap;
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if (cred->private_key && cred->private_key[0] &&
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nai_realm_cred_cert(eap))
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nai_realm_cred_cert(wpa_s, eap))
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return eap;
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}
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@ -1643,7 +1685,7 @@ static int interworking_connect_helper(struct wpa_supplicant *wpa_s,
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for (i = 0; i < count; i++) {
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if (!nai_realm_match(&realm[i], cred->realm))
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continue;
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eap = nai_realm_find_eap(cred, &realm[i]);
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eap = nai_realm_find_eap(wpa_s, cred, &realm[i]);
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if (eap)
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break;
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}
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@ -1949,7 +1991,7 @@ static struct wpa_cred * interworking_credentials_available_realm(
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for (i = 0; i < count; i++) {
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if (!nai_realm_match(&realm[i], cred->realm))
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continue;
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if (nai_realm_find_eap(cred, &realm[i])) {
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if (nai_realm_find_eap(wpa_s, cred, &realm[i])) {
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if (cred_no_required_oi_match(cred, bss))
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continue;
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if (!ignore_bw &&
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