diff options
Diffstat (limited to 'source3/nsswitch/libwbclient/wbc_pam.c')
| -rw-r--r-- | source3/nsswitch/libwbclient/wbc_pam.c | 301 |
1 files changed, 301 insertions, 0 deletions
diff --git a/source3/nsswitch/libwbclient/wbc_pam.c b/source3/nsswitch/libwbclient/wbc_pam.c index 20b42b6efb..713ba2e65b 100644 --- a/source3/nsswitch/libwbclient/wbc_pam.c +++ b/source3/nsswitch/libwbclient/wbc_pam.c @@ -4,6 +4,7 @@ Winbind client API Copyright (C) Gerald (Jerry) Carter 2007 + Copyright (C) Guenther Deschner 2008 This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public @@ -260,6 +261,50 @@ done: return wbc_status; } +static wbcErr wbc_create_logon_info(TALLOC_CTX *mem_ctx, + const struct winbindd_response *resp, + struct wbcLogonUserInfo **_i) +{ + wbcErr wbc_status = WBC_ERR_SUCCESS; + struct wbcLogonUserInfo *i; + + i = talloc_zero(mem_ctx, struct wbcLogonUserInfo); + BAIL_ON_PTR_ERROR(i, wbc_status); + + wbc_status = wbc_create_auth_info(i, resp, &i->info); + BAIL_ON_WBC_ERROR(wbc_status); + + if (resp->data.auth.krb5ccname) { + wbc_status = wbcAddNamedBlob(&i->num_blobs, + &i->blobs, + "krb5ccname", + 0, + (uint8_t *)resp->data.auth.krb5ccname, + strlen(resp->data.auth.krb5ccname)+1); + BAIL_ON_WBC_ERROR(wbc_status); + } + + if (resp->data.auth.unix_username) { + wbc_status = wbcAddNamedBlob(&i->num_blobs, + &i->blobs, + "unix_username", + 0, + (uint8_t *)resp->data.auth.unix_username, + strlen(resp->data.auth.unix_username)+1); + BAIL_ON_WBC_ERROR(wbc_status); + } + + *_i = i; + i = NULL; +done: + if (!WBC_ERROR_IS_OK(wbc_status) && i) { + wbcFreeMemory(i->blobs); + } + + talloc_free(i); + return wbc_status; +} + /** @brief Authenticate with more detailed information * * @param params Input parameters, WBC_AUTH_USER_LEVEL_HASH @@ -331,6 +376,7 @@ wbcErr wbcAuthenticateUserEx(const struct wbcAuthUserParams *params, params->account_name, sizeof(request.data.auth.user)-1); } + strncpy(request.data.auth.pass, params->password.plaintext, sizeof(request.data.auth.pass)-1); @@ -416,6 +462,10 @@ wbcErr wbcAuthenticateUserEx(const struct wbcAuthUserParams *params, BAIL_ON_WBC_ERROR(wbc_status); } + if (params->flags) { + request.flags |= params->flags; + } + wbc_status = wbcRequestResponse(cmd, &request, &response); @@ -497,6 +547,101 @@ wbcErr wbcCheckTrustCredentials(const char *domain, return wbc_status; } +/** @brief Trigger an extended logoff notification to Winbind for a specific user + * + * @param params A wbcLogoffUserParams structure + * @param error User output details on error + * + * @return #wbcErr + * + **/ + +wbcErr wbcLogoffUserEx(const struct wbcLogoffUserParams *params, + struct wbcAuthErrorInfo **error) +{ + struct winbindd_request request; + struct winbindd_response response; + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + int i; + + /* validate input */ + + if (!params || !params->username) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + + if ((params->num_blobs > 0) && (params->blobs == NULL)) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + if ((params->num_blobs == 0) && (params->blobs != NULL)) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + strncpy(request.data.logoff.user, params->username, + sizeof(request.data.logoff.user)-1); + + for (i=0; i<params->num_blobs; i++) { + + if (strcasecmp(params->blobs[i].name, "ccfilename") == 0) { + if (params->blobs[i].blob.data) { + strncpy(request.data.logoff.krb5ccname, + (const char *)params->blobs[i].blob.data, + sizeof(request.data.logoff.krb5ccname) - 1); + } + continue; + } + + if (strcasecmp(params->blobs[i].name, "user_uid") == 0) { + if (params->blobs[i].blob.data) { + memcpy(&request.data.logoff.uid, + params->blobs[i].blob.data, + MIN(params->blobs[i].blob.length, + sizeof(request.data.logoff.uid))); + } + continue; + } + + if (strcasecmp(params->blobs[i].name, "flags") == 0) { + if (params->blobs[i].blob.data) { + memcpy(&request.flags, + params->blobs[i].blob.data, + MIN(params->blobs[i].blob.length, + sizeof(request.flags))); + } + continue; + } + } + + /* Send request */ + + wbc_status = wbcRequestResponse(WINBINDD_PAM_LOGOFF, + &request, + &response); + + /* Take the response above and return it to the caller */ + if (response.data.auth.nt_status != 0) { + if (error) { + wbc_status = wbc_create_error_info(NULL, + &response, + error); + BAIL_ON_WBC_ERROR(wbc_status); + } + + wbc_status = WBC_ERR_AUTH_ERROR; + BAIL_ON_WBC_ERROR(wbc_status); + } + BAIL_ON_WBC_ERROR(wbc_status); + + done: + return wbc_status; +} + /** @brief Trigger a logoff notification to Winbind for a specific user * * @param username Name of user to remove from Winbind's list of @@ -794,3 +939,159 @@ wbcErr wbcChangeUserPassword(const char *username, done: return wbc_status; } + +/** @brief Logon a User + * + * @param[in] params Pointer to a wbcLogonUserParams structure + * @param[out] info Pointer to a pointer to a wbcLogonUserInfo structure + * @param[out] error Pointer to a pointer to a wbcAuthErrorInfo structure + * @param[out] policy Pointer to a pointer to a wbcUserPasswordPolicyInfo structure + * + * @return #wbcErr + * + **/ + +wbcErr wbcLogonUser(const struct wbcLogonUserParams *params, + struct wbcLogonUserInfo **info, + struct wbcAuthErrorInfo **error, + struct wbcUserPasswordPolicyInfo **policy) +{ + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + int cmd = 0; + struct winbindd_request request; + struct winbindd_response response; + uint32_t i; + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + if (info) { + *info = NULL; + } + if (error) { + *error = NULL; + } + if (policy) { + *policy = NULL; + } + + if (!params) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + + if (!params->username) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + + if ((params->num_blobs > 0) && (params->blobs == NULL)) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + if ((params->num_blobs == 0) && (params->blobs != NULL)) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + + /* Initialize request */ + + cmd = WINBINDD_PAM_AUTH; + request.flags = WBFLAG_PAM_INFO3_TEXT | + WBFLAG_PAM_USER_SESSION_KEY | + WBFLAG_PAM_LMKEY; + + if (!params->password) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + + strncpy(request.data.auth.user, + params->username, + sizeof(request.data.auth.user)-1); + + strncpy(request.data.auth.pass, + params->password, + sizeof(request.data.auth.pass)-1); + + for (i=0; i<params->num_blobs; i++) { + + if (strcasecmp(params->blobs[i].name, "krb5_cc_type") == 0) { + if (params->blobs[i].blob.data) { + strncpy(request.data.auth.krb5_cc_type, + (const char *)params->blobs[i].blob.data, + sizeof(request.data.auth.krb5_cc_type) - 1); + } + continue; + } + + if (strcasecmp(params->blobs[i].name, "user_uid") == 0) { + if (params->blobs[i].blob.data) { + memcpy(&request.data.auth.uid, + params->blobs[i].blob.data, + MIN(sizeof(request.data.auth.uid), + params->blobs[i].blob.length)); + } + continue; + } + + if (strcasecmp(params->blobs[i].name, "flags") == 0) { + if (params->blobs[i].blob.data) { + uint32_t flags; + memcpy(&flags, + params->blobs[i].blob.data, + MIN(sizeof(flags), + params->blobs[i].blob.length)); + request.flags |= flags; + } + continue; + } + + if (strcasecmp(params->blobs[i].name, "membership_of") == 0) { + if (params->blobs[i].blob.data && + params->blobs[i].blob.data[0] > 0) { + strncpy(request.data.auth.require_membership_of_sid, + (const char *)params->blobs[i].blob.data, + sizeof(request.data.auth.require_membership_of_sid) - 1); + } + continue; + } + } + + wbc_status = wbcRequestResponse(cmd, + &request, + &response); + + if (response.data.auth.nt_status != 0) { + if (error) { + wbc_status = wbc_create_error_info(NULL, + &response, + error); + BAIL_ON_WBC_ERROR(wbc_status); + } + + wbc_status = WBC_ERR_AUTH_ERROR; + BAIL_ON_WBC_ERROR(wbc_status); + } + BAIL_ON_WBC_ERROR(wbc_status); + + if (info) { + wbc_status = wbc_create_logon_info(NULL, + &response, + info); + BAIL_ON_WBC_ERROR(wbc_status); + } + + if (policy) { + wbc_status = wbc_create_password_policy_info(NULL, + &response, + policy); + BAIL_ON_WBC_ERROR(wbc_status); + } + +done: + if (response.extra_data.data) + free(response.extra_data.data); + + return wbc_status; +} |