#include "pam_winbind.h"
+static int wbc_error_to_pam_error(wbcErr status)
+{
+ switch (status) {
+ case WBC_ERR_SUCCESS:
+ return PAM_SUCCESS;
+ case WBC_ERR_NOT_IMPLEMENTED:
+ return PAM_SERVICE_ERR;
+ case WBC_ERR_UNKNOWN_FAILURE:
+ break;
+ case WBC_ERR_NO_MEMORY:
+ return PAM_BUF_ERR;
+ case WBC_ERR_INVALID_SID:
+ case WBC_ERR_INVALID_PARAM:
+ break;
+ case WBC_ERR_WINBIND_NOT_AVAILABLE:
+ return PAM_AUTHINFO_UNAVAIL;
+ case WBC_ERR_DOMAIN_NOT_FOUND:
+ return PAM_AUTHINFO_UNAVAIL;
+ case WBC_ERR_INVALID_RESPONSE:
+ return PAM_BUF_ERR;
+ case WBC_ERR_NSS_ERROR:
+ return PAM_USER_UNKNOWN;
+ case WBC_ERR_AUTH_ERROR:
+ return PAM_AUTH_ERR;
+ case WBC_ERR_UNKNOWN_USER:
+ return PAM_USER_UNKNOWN;
+ case WBC_ERR_UNKNOWN_GROUP:
+ return PAM_USER_UNKNOWN;
+ case WBC_ERR_PWD_CHANGE_FAILED:
+ break;
+ }
+
+ /* be paranoid */
+ return PAM_AUTH_ERR;
+}
+
static const char *_pam_error_code_str(int err)
{
switch (err) {
ctrl |= WINBIND_WARN_PWD_EXPIRE;
}
+ if (iniparser_getboolean(d, "global:mkhomedir", false)) {
+ ctrl |= WINBIND_MKHOMEDIR;
+ }
+
config_from_pam:
/* step through arguments */
for (i=argc,v=argv; i-- > 0; ++v) {
ctrl |= WINBIND_KRB5_CCACHE_TYPE;
else if (!strcasecmp(*v, "cached_login"))
ctrl |= WINBIND_CACHED_LOGIN;
+ else if (!strcasecmp(*v, "mkhomedir"))
+ ctrl |= WINBIND_MKHOMEDIR;
else {
__pam_log(pamh, ctrl, LOG_ERR,
"pam_parse: unknown option: %s", *v);
return ret;
}
-static int pam_winbind_request(struct pwb_context *ctx,
- enum winbindd_cmd req_type,
- struct winbindd_request *request,
- struct winbindd_response *response)
-{
- /* Fill in request and send down pipe */
- winbindd_init_request(request, req_type);
-
- if (winbind_write_sock(request, sizeof(*request), 0, 0) == -1) {
- _pam_log(ctx, LOG_ERR,
- "pam_winbind_request: write to socket failed!");
- winbind_close_sock();
- return PAM_SERVICE_ERR;
- }
-
- /* Wait for reply */
- if (winbindd_read_reply(response) == -1) {
- _pam_log(ctx, LOG_ERR,
- "pam_winbind_request: read from socket failed!");
- winbind_close_sock();
- return PAM_SERVICE_ERR;
- }
-
- /* We are done with the socket - close it and avoid mischeif */
- winbind_close_sock();
-
- /* Copy reply data from socket */
- if (response->result == WINBINDD_OK) {
- return PAM_SUCCESS;
- }
-
- /* no need to check for pam_error codes for getpwnam() */
- switch (req_type) {
-
- case WINBINDD_GETPWNAM:
- case WINBINDD_LOOKUPNAME:
- if (strlen(response->data.auth.nt_status_string) > 0) {
- _pam_log(ctx, LOG_ERR,
- "request failed, NT error was %s",
- response->data.auth.nt_status_string);
- } else {
- _pam_log(ctx, LOG_ERR, "request failed");
- }
- return PAM_USER_UNKNOWN;
- default:
- break;
- }
-
- if (response->data.auth.pam_error != PAM_SUCCESS) {
- _pam_log(ctx, LOG_ERR,
- "request failed: %s, "
- "PAM error was %s (%d), NT error was %s",
- response->data.auth.error_string,
- pam_strerror(ctx->pamh, response->data.auth.pam_error),
- response->data.auth.pam_error,
- response->data.auth.nt_status_string);
- return response->data.auth.pam_error;
- }
-
- _pam_log(ctx, LOG_ERR, "request failed, but PAM error 0!");
-
- return PAM_SERVICE_ERR;
-}
-
static int pam_winbind_request_log(struct pwb_context *ctx,
- enum winbindd_cmd req_type,
- struct winbindd_request *request,
- struct winbindd_response *response,
- const char *user)
+ int retval,
+ const char *user,
+ const char *fn)
{
- int retval;
-
- retval = pam_winbind_request(ctx, req_type, request, response);
-
switch (retval) {
case PAM_AUTH_ERR:
/* incorrect password */
return retval;
case PAM_SUCCESS:
/* Otherwise, the authentication looked good */
- switch (req_type) {
- case WINBINDD_INFO:
- break;
- case WINBINDD_PAM_AUTH:
- _pam_log(ctx, LOG_NOTICE,
- "user '%s' granted access", user);
- break;
- case WINBINDD_PAM_CHAUTHTOK:
- _pam_log(ctx, LOG_NOTICE,
- "user '%s' password changed", user);
- break;
- default:
- _pam_log(ctx, LOG_NOTICE,
- "user '%s' OK", user);
- break;
+ if (strcmp(fn, "wbcLogonUser") == 0) {
+ _pam_log(ctx, LOG_NOTICE,
+ "user '%s' granted access", user);
+ } else {
+ _pam_log(ctx, LOG_NOTICE,
+ "user '%s' OK", user);
}
-
return retval;
default:
/* we don't know anything about this return value */
_pam_log(ctx, LOG_ERR,
- "internal module error (retval = %d, user = '%s')",
- retval, user);
+ "internal module error (retval = %s(%d), user = '%s')",
+ _pam_error_code_str(retval), retval, user);
return retval;
}
}
+static int wbc_auth_error_to_pam_error(struct pwb_context *ctx,
+ struct wbcAuthErrorInfo *e,
+ wbcErr status,
+ const char *username,
+ const char *fn)
+{
+ int ret = PAM_AUTH_ERR;
+
+ if (WBC_ERROR_IS_OK(status)) {
+ _pam_log_debug(ctx, LOG_DEBUG, "request %s succeeded",
+ fn);
+ ret = PAM_SUCCESS;
+ return pam_winbind_request_log(ctx, ret, username, fn);
+ }
+
+ if (e) {
+ if (e->pam_error != PAM_SUCCESS) {
+ _pam_log(ctx, LOG_ERR,
+ "request %s failed: %s, "
+ "PAM error: %s (%d), NTSTATUS: %s, "
+ "Error message was: %s",
+ fn,
+ wbcErrorString(status),
+ _pam_error_code_str(e->pam_error),
+ e->pam_error,
+ e->nt_string,
+ e->display_string);
+ ret = e->pam_error;
+ return pam_winbind_request_log(ctx, ret, username, fn);
+ }
+
+ _pam_log(ctx, LOG_ERR, "request %s failed, but PAM error 0!", fn);
+
+ ret = PAM_SERVICE_ERR;
+ return pam_winbind_request_log(ctx, ret, username, fn);
+ }
+
+ ret = wbc_error_to_pam_error(status);
+ return pam_winbind_request_log(ctx, ret, username, fn);
+}
+
+
/**
* send a password expiry message if required
*
*/
static void _pam_warn_password_expiry(struct pwb_context *ctx,
- const struct winbindd_response *response,
+ const struct wbcAuthUserInfo *info,
+ const struct wbcUserPasswordPolicyInfo *policy,
int warn_pwd_expire,
bool *already_expired)
{
time_t now = time(NULL);
time_t next_change = 0;
+ if (!info || !policy) {
+ return;
+ }
+
if (already_expired) {
*already_expired = false;
}
- /* accounts with ACB_PWNOEXP set never receive a warning */
- if (response->data.auth.info3.acct_flags & ACB_PWNOEXP) {
+ /* accounts with WBC_ACB_PWNOEXP set never receive a warning */
+ if (info->acct_flags & WBC_ACB_PWNOEXP) {
return;
}
/* no point in sending a warning if this is a grace logon */
- if (PAM_WB_GRACE_LOGON(response->data.auth.info3.user_flgs)) {
+ if (PAM_WB_GRACE_LOGON(info->user_flags)) {
return;
}
/* check if the info3 must change timestamp has been set */
- next_change = response->data.auth.info3.pass_must_change_time;
+ next_change = info->pass_must_change_time;
if (_pam_send_password_expiry_message(ctx, next_change, now,
warn_pwd_expire,
/* now check for the global password policy */
/* good catch from Ralf Haferkamp: an expiry of "never" is translated
* to -1 */
- if (response->data.auth.policy.expire <= 0) {
+ if (policy->expire <= 0) {
return;
}
- next_change = response->data.auth.info3.pass_last_set_time +
- response->data.auth.policy.expire;
+ next_change = info->pass_last_set_time + policy->expire;
if (_pam_send_password_expiry_message(ctx, next_change, now,
warn_pwd_expire,
int sid_list_buffer_size)
{
const char* sid_string;
- struct winbindd_response sid_response;
/* lookup name? */
if (IS_SID_STRING(name)) {
sid_string = name;
} else {
- struct winbindd_request sid_request;
-
- ZERO_STRUCT(sid_request);
- ZERO_STRUCT(sid_response);
+ wbcErr wbc_status;
+ struct wbcDomainSid sid;
+ enum wbcSidType type;
+ char *sid_str;
_pam_log_debug(ctx, LOG_DEBUG,
"no sid given, looking up: %s\n", name);
- /* fortunatly winbindd can handle non-separated names */
- strncpy(sid_request.data.name.name, name,
- sizeof(sid_request.data.name.name) - 1);
-
- if (pam_winbind_request_log(ctx, WINBINDD_LOOKUPNAME,
- &sid_request, &sid_response,
- user)) {
+ wbc_status = wbcLookupName("", name, &sid, &type);
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
_pam_log(ctx, LOG_INFO,
"could not lookup name: %s\n", name);
return false;
}
- sid_string = sid_response.data.sid.sid;
+ wbc_status = wbcSidToString(&sid, &sid_str);
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ return false;
+ }
+
+ wbcFreeMemory(sid_str);
+ sid_string = sid_str;
}
if (!safe_append_string(sid_list_buffer, sid_string,
*/
static void _pam_setup_krb5_env(struct pwb_context *ctx,
- const char *krb5ccname)
+ struct wbcLogonUserInfo *info)
{
char var[PATH_MAX];
int ret;
+ uint32_t i;
+ const char *krb5ccname = NULL;
if (off(ctx->ctrl, WINBIND_KRB5_AUTH)) {
return;
}
+ if (!info) {
+ return;
+ }
+
+ for (i=0; i < info->num_blobs; i++) {
+ if (strcasecmp(info->blobs[i].name, "krb5ccname") == 0) {
+ krb5ccname = (const char *)info->blobs[i].blob.data;
+ break;
+ }
+ }
+
if (!krb5ccname || (strlen(krb5ccname) == 0)) {
return;
}
}
}
+/**
+ * Copy unix username if available (further processed in PAM).
+ *
+ * @param ctx PAM winbind context
+ * @param user_ret A pointer that holds a pointer to a string
+ * @param unix_username A username
+ *
+ * @return void.
+ */
+
+static void _pam_setup_unix_username(struct pwb_context *ctx,
+ char **user_ret,
+ struct wbcLogonUserInfo *info)
+{
+ const char *unix_username = NULL;
+ uint32_t i;
+
+ if (!user_ret || !info) {
+ return;
+ }
+
+ for (i=0; i < info->num_blobs; i++) {
+ if (strcasecmp(info->blobs[i].name, "unix_username") == 0) {
+ unix_username = (const char *)info->blobs[i].blob.data;
+ break;
+ }
+ }
+
+ if (!unix_username || !unix_username[0]) {
+ return;
+ }
+
+ *user_ret = strdup(unix_username);
+}
+
/**
* Set string into the PAM stack.
*
*/
static void _pam_set_data_info3(struct pwb_context *ctx,
- struct winbindd_response *response)
+ const struct wbcAuthUserInfo *info)
{
_pam_set_data_string(ctx, PAM_WINBIND_HOMEDIR,
- response->data.auth.info3.home_dir);
+ info->home_directory);
_pam_set_data_string(ctx, PAM_WINBIND_LOGONSCRIPT,
- response->data.auth.info3.logon_script);
+ info->logon_script);
_pam_set_data_string(ctx, PAM_WINBIND_LOGONSERVER,
- response->data.auth.info3.logon_srv);
+ info->logon_server);
_pam_set_data_string(ctx, PAM_WINBIND_PROFILEPATH,
- response->data.auth.info3.profile_path);
+ info->profile_path);
}
/**
}
}
+static bool _pam_check_remark_auth_err(struct pwb_context *ctx,
+ const struct wbcAuthErrorInfo *e,
+ const char *nt_status_string,
+ int *pam_error)
+{
+ const char *ntstatus = NULL;
+ const char *error_string = NULL;
+
+ if (!e || !pam_error) {
+ return false;
+ }
+
+ ntstatus = e->nt_string;
+ if (!ntstatus) {
+ return false;
+ }
+
+ if (strcasecmp(ntstatus, nt_status_string) == 0) {
+
+ error_string = _get_ntstatus_error_string(nt_status_string);
+ if (error_string) {
+ _make_remark(ctx, PAM_ERROR_MSG, error_string);
+ *pam_error = e->pam_error;
+ return true;
+ }
+
+ if (e->display_string) {
+ _make_remark(ctx, PAM_ERROR_MSG, e->display_string);
+ *pam_error = e->pam_error;
+ return true;
+ }
+
+ _make_remark(ctx, PAM_ERROR_MSG, nt_status_string);
+ *pam_error = e->pam_error;
+
+ return true;
+ }
+
+ return false;
+};
+
/**
* Compose Password Restriction String for a PAM_ERROR_MSG conversation.
*
- * @param response The struct winbindd_response.
+ * @param i The wbcUserPasswordPolicyInfo struct.
*
- * @return string (caller needs to free).
+ * @return string (caller needs to talloc_free).
*/
static char *_pam_compose_pwd_restriction_string(struct pwb_context *ctx,
- struct winbindd_response *response)
+ struct wbcUserPasswordPolicyInfo *i)
{
char *str = NULL;
+ if (!i) {
+ goto failed;
+ }
+
str = talloc_asprintf(ctx, "Your password ");
if (!str) {
goto failed;
}
- if (response->data.auth.policy.min_length_password > 0) {
+ if (i->min_length_password > 0) {
str = talloc_asprintf_append(str,
"must be at least %d characters; ",
- response->data.auth.policy.min_length_password);
+ i->min_length_password);
if (!str) {
goto failed;
}
}
- if (response->data.auth.policy.password_history > 0) {
+ if (i->password_history > 0) {
str = talloc_asprintf_append(str,
"cannot repeat any of your previous %d "
"passwords; ",
- response->data.auth.policy.password_history);
+ i->password_history);
if (!str) {
goto failed;
}
}
- if (response->data.auth.policy.password_properties &
- DOMAIN_PASSWORD_COMPLEX) {
+ if (i->password_properties & WBC_DOMAIN_PASSWORD_COMPLEX) {
str = talloc_asprintf_append(str,
"must contain capitals, numerals "
"or punctuation; "
return NULL;
}
+static int _pam_create_homedir(struct pwb_context *ctx,
+ const char *dirname,
+ mode_t mode)
+{
+ struct stat sbuf;
+
+ if (stat(dirname, &sbuf) == 0) {
+ return PAM_SUCCESS;
+ }
+
+ if (mkdir(dirname, mode) != 0) {
+
+ _make_remark_format(ctx, PAM_TEXT_INFO,
+ "Creating directory: %s failed: %s",
+ dirname, strerror(errno));
+ _pam_log(ctx, LOG_ERR, "could not create dir: %s (%s)",
+ dirname, strerror(errno));
+ return PAM_PERM_DENIED;
+ }
+
+ return PAM_SUCCESS;
+}
+
+static int _pam_chown_homedir(struct pwb_context *ctx,
+ const char *dirname,
+ uid_t uid,
+ gid_t gid)
+{
+ if (chown(dirname, uid, gid) != 0) {
+ _pam_log(ctx, LOG_ERR, "failed to chown user homedir: %s (%s)",
+ dirname, strerror(errno));
+ return PAM_PERM_DENIED;
+ }
+
+ return PAM_SUCCESS;
+}
+
+static int _pam_mkhomedir(struct pwb_context *ctx)
+{
+ struct passwd *pwd = NULL;
+ char *token = NULL;
+ char *create_dir = NULL;
+ char *user_dir = NULL;
+ int ret;
+ const char *username;
+ mode_t mode = 0700;
+ char *safe_ptr = NULL;
+ char *p = NULL;
+
+ /* Get the username */
+ ret = pam_get_user(ctx->pamh, &username, NULL);
+ if ((ret != PAM_SUCCESS) || (!username)) {
+ _pam_log_debug(ctx, LOG_DEBUG, "can not get the username");
+ return PAM_SERVICE_ERR;
+ }
+
+ pwd = getpwnam(username);
+ if (pwd == NULL) {
+ _pam_log_debug(ctx, LOG_DEBUG, "can not get the username");
+ return PAM_USER_UNKNOWN;
+ }
+ _pam_log_debug(ctx, LOG_DEBUG, "homedir is: %s", pwd->pw_dir);
+
+ ret = _pam_create_homedir(ctx, pwd->pw_dir, 0700);
+ if (ret == PAM_SUCCESS) {
+ ret = _pam_chown_homedir(ctx, pwd->pw_dir,
+ pwd->pw_uid,
+ pwd->pw_gid);
+ }
+
+ if (ret == PAM_SUCCESS) {
+ return ret;
+ }
+
+ /* maybe we need to create parent dirs */
+ create_dir = talloc_strdup(ctx, "/");
+ if (!create_dir) {
+ return PAM_BUF_ERR;
+ }
+
+ /* find final directory */
+ user_dir = strrchr(pwd->pw_dir, '/');
+ if (!user_dir) {
+ return PAM_BUF_ERR;
+ }
+ user_dir++;
+
+ _pam_log(ctx, LOG_DEBUG, "final directory: %s", user_dir);
+
+ p = pwd->pw_dir;
+
+ while ((token = strtok_r(p, "/", &safe_ptr)) != NULL) {
+
+ mode = 0755;
+
+ p = NULL;
+
+ _pam_log_debug(ctx, LOG_DEBUG, "token is %s", token);
+
+ create_dir = talloc_asprintf_append(create_dir, "%s/", token);
+ if (!create_dir) {
+ return PAM_BUF_ERR;
+ }
+ _pam_log_debug(ctx, LOG_DEBUG, "current_dir is %s", create_dir);
+
+ if (strcmp(token, user_dir) == 0) {
+ _pam_log_debug(ctx, LOG_DEBUG, "assuming last directory: %s", token);
+ mode = 0700;
+ }
+
+ ret = _pam_create_homedir(ctx, create_dir, mode);
+ if (ret) {
+ return ret;
+ }
+ }
+
+ return _pam_chown_homedir(ctx, create_dir,
+ pwd->pw_uid,
+ pwd->pw_gid);
+}
+
/* talk to winbindd */
static int winbind_auth_request(struct pwb_context *ctx,
const char *user,
const char *member,
const char *cctype,
const int warn_pwd_expire,
- struct winbindd_response *p_response,
+ struct wbcAuthErrorInfo **p_error,
+ struct wbcLogonUserInfo **p_info,
+ struct wbcUserPasswordPolicyInfo **p_policy,
time_t *pwd_last_set,
char **user_ret)
{
- struct winbindd_request request;
- struct winbindd_response response;
- int ret;
- bool already_expired = false;
+ wbcErr wbc_status;
+
+ struct wbcLogonUserParams logon;
+ char membership_of[1024];
+ uid_t user_uid = -1;
+ uint32_t flags = WBFLAG_PAM_INFO3_TEXT |
+ WBFLAG_PAM_GET_PWD_POLICY;
+
+ struct wbcLogonUserInfo *info = NULL;
+ struct wbcAuthUserInfo *user_info = NULL;
+ struct wbcAuthErrorInfo *error = NULL;
+ struct wbcUserPasswordPolicyInfo *policy = NULL;
- ZERO_STRUCT(request);
- ZERO_STRUCT(response);
+ int ret = PAM_AUTH_ERR;
+ int i;
+ const char *codes[] = {
+ "NT_STATUS_PASSWORD_EXPIRED",
+ "NT_STATUS_PASSWORD_MUST_CHANGE",
+ "NT_STATUS_INVALID_WORKSTATION",
+ "NT_STATUS_INVALID_LOGON_HOURS",
+ "NT_STATUS_ACCOUNT_EXPIRED",
+ "NT_STATUS_ACCOUNT_DISABLED",
+ "NT_STATUS_ACCOUNT_LOCKED_OUT",
+ "NT_STATUS_NOLOGON_WORKSTATION_TRUST_ACCOUNT",
+ "NT_STATUS_NOLOGON_SERVER_TRUST_ACCOUNT",
+ "NT_STATUS_NOLOGON_INTERDOMAIN_TRUST_ACCOUNT",
+ "NT_STATUS_DOMAIN_CONTROLLER_NOT_FOUND",
+ "NT_STATUS_NO_LOGON_SERVERS",
+ "NT_STATUS_WRONG_PASSWORD",
+ "NT_STATUS_ACCESS_DENIED"
+ };
if (pwd_last_set) {
*pwd_last_set = 0;
}
- strncpy(request.data.auth.user, user,
- sizeof(request.data.auth.user)-1);
-
- strncpy(request.data.auth.pass, pass,
- sizeof(request.data.auth.pass)-1);
-
- request.data.auth.krb5_cc_type[0] = '\0';
- request.data.auth.uid = -1;
-
- request.flags = WBFLAG_PAM_INFO3_TEXT | WBFLAG_PAM_GET_PWD_POLICY;
-
/* Krb5 auth always has to go against the KDC of the user's realm */
if (ctx->ctrl & WINBIND_KRB5_AUTH) {
- request.flags |= WBFLAG_PAM_CONTACT_TRUSTDOM;
+ flags |= WBFLAG_PAM_CONTACT_TRUSTDOM;
}
if (ctx->ctrl & (WINBIND_KRB5_AUTH|WINBIND_CACHED_LOGIN)) {
if (pwd == NULL) {
return PAM_USER_UNKNOWN;
}
- request.data.auth.uid = pwd->pw_uid;
+ user_uid = pwd->pw_uid;
}
if (ctx->ctrl & WINBIND_KRB5_AUTH) {
_pam_log_debug(ctx, LOG_DEBUG,
"enabling krb5 login flag\n");
- request.flags |= WBFLAG_PAM_KRB5 |
- WBFLAG_PAM_FALLBACK_AFTER_KRB5;
+ flags |= WBFLAG_PAM_KRB5 |
+ WBFLAG_PAM_FALLBACK_AFTER_KRB5;
}
if (ctx->ctrl & WINBIND_CACHED_LOGIN) {
_pam_log_debug(ctx, LOG_DEBUG,
"enabling cached login flag\n");
- request.flags |= WBFLAG_PAM_CACHED_LOGIN;
+ flags |= WBFLAG_PAM_CACHED_LOGIN;
}
if (user_ret) {
*user_ret = NULL;
- request.flags |= WBFLAG_PAM_UNIX_NAME;
+ flags |= WBFLAG_PAM_UNIX_NAME;
}
if (cctype != NULL) {
- strncpy(request.data.auth.krb5_cc_type, cctype,
- sizeof(request.data.auth.krb5_cc_type) - 1);
_pam_log_debug(ctx, LOG_DEBUG,
"enabling request for a %s krb5 ccache\n",
cctype);
}
- request.data.auth.require_membership_of_sid[0] = '\0';
-
if (member != NULL) {
- if (!winbind_name_list_to_sid_string_list(ctx, user,
- member,
- request.data.auth.require_membership_of_sid,
- sizeof(request.data.auth.require_membership_of_sid))) {
+ ZERO_STRUCT(membership_of);
+ if (!winbind_name_list_to_sid_string_list(ctx, user, member,
+ membership_of,
+ sizeof(membership_of))) {
_pam_log_debug(ctx, LOG_ERR,
"failed to serialize membership of sid "
"\"%s\"\n", member);
}
}
- ret = pam_winbind_request_log(ctx, WINBINDD_PAM_AUTH,
- &request, &response, user);
+ ZERO_STRUCT(logon);
- if (pwd_last_set) {
- *pwd_last_set = response.data.auth.info3.pass_last_set_time;
+ logon.username = user;
+ logon.password = pass;
+
+ wbc_status = wbcAddNamedBlob(&logon.num_blobs,
+ &logon.blobs,
+ "krb5_cc_type",
+ 0,
+ (uint8_t *)cctype,
+ strlen(cctype)+1);
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ goto done;
+ }
+
+ wbc_status = wbcAddNamedBlob(&logon.num_blobs,
+ &logon.blobs,
+ "flags",
+ 0,
+ (uint8_t *)&flags,
+ sizeof(flags));
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ goto done;
+ }
+
+ wbc_status = wbcAddNamedBlob(&logon.num_blobs,
+ &logon.blobs,
+ "user_uid",
+ 0,
+ (uint8_t *)&user_uid,
+ sizeof(user_uid));
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ goto done;
+ }
+
+ wbc_status = wbcAddNamedBlob(&logon.num_blobs,
+ &logon.blobs,
+ "membership_of",
+ 0,
+ (uint8_t *)membership_of,
+ sizeof(membership_of));
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ goto done;
+ }
+
+ wbc_status = wbcLogonUser(&logon, &info, &error, &policy);
+ ret = wbc_auth_error_to_pam_error(ctx, error, wbc_status,
+ user, "wbcLogonUser");
+ wbcFreeMemory(logon.blobs);
+ logon.blobs = NULL;
+
+ if (info && info->info) {
+ user_info = info->info;
+ }
+
+ if (pwd_last_set && user_info) {
+ *pwd_last_set = user_info->pass_last_set_time;
+ }
+
+ if (p_info && info) {
+ *p_info = info;
+ }
+
+ if (p_policy && policy) {
+ *p_policy = policy;
}
- if (p_response) {
- /* We want to process the response in the caller. */
- *p_response = response;
+ if (p_error && error) {
+ /* We want to process the error in the caller. */
+ *p_error = error;
return ret;
}
- if (ret) {
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_PASSWORD_EXPIRED");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_PASSWORD_MUST_CHANGE");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_INVALID_WORKSTATION");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_INVALID_LOGON_HOURS");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_ACCOUNT_EXPIRED");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_ACCOUNT_DISABLED");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_ACCOUNT_LOCKED_OUT");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_NOLOGON_WORKSTATION_TRUST_ACCOUNT");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_NOLOGON_SERVER_TRUST_ACCOUNT");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_NOLOGON_INTERDOMAIN_TRUST_ACCOUNT");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_DOMAIN_CONTROLLER_NOT_FOUND");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_NO_LOGON_SERVERS");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_WRONG_PASSWORD");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_ACCESS_DENIED");
+ for (i=0; i<ARRAY_SIZE(codes); i++) {
+ int _ret = ret;
+ if (_pam_check_remark_auth_err(ctx, error, codes[i], &_ret)) {
+ ret = _ret;
+ goto done;
+ }
}
- if (ret == PAM_SUCCESS) {
+ if ((ret == PAM_SUCCESS) && user_info && policy && info) {
+
+ bool already_expired = false;
/* warn a user if the password is about to expire soon */
- _pam_warn_password_expiry(ctx, &response,
+ _pam_warn_password_expiry(ctx, user_info, policy,
warn_pwd_expire,
&already_expired);
if (already_expired == true) {
- SMB_TIME_T last_set;
- last_set = response.data.auth.info3.pass_last_set_time;
+
+ SMB_TIME_T last_set = user_info->pass_last_set_time;
+
_pam_log_debug(ctx, LOG_DEBUG,
"Password has expired "
"(Password was last set: %lld, "
"%lld (now it's: %lu))\n",
(long long int)last_set,
(long long int)last_set +
- response.data.auth.policy.expire,
+ policy->expire,
time(NULL));
return PAM_AUTHTOK_EXPIRED;
}
/* inform about logon type */
- _pam_warn_logon_type(ctx, user,
- response.data.auth.info3.user_flgs);
+ _pam_warn_logon_type(ctx, user, user_info->user_flags);
/* inform about krb5 failures */
- _pam_warn_krb5_failure(ctx, user,
- response.data.auth.info3.user_flgs);
+ _pam_warn_krb5_failure(ctx, user, user_info->user_flags);
/* set some info3 info for other modules in the stack */
- _pam_set_data_info3(ctx, &response);
+ _pam_set_data_info3(ctx, user_info);
/* put krb5ccname into env */
- _pam_setup_krb5_env(ctx, response.data.auth.krb5ccname);
+ _pam_setup_krb5_env(ctx, info);
/* If winbindd returned a username, return the pointer to it
* here. */
- if (user_ret && response.data.auth.unix_username[0]) {
- /* We have to trust it's a null terminated string. */
- *user_ret = strndup(response.data.auth.unix_username,
- sizeof(response.data.auth.unix_username) - 1);
- }
+ _pam_setup_unix_username(ctx, user_ret, info);
+ }
+
+ done:
+ if (logon.blobs) {
+ wbcFreeMemory(logon.blobs);
+ }
+ if (info && info->blobs) {
+ wbcFreeMemory(info->blobs);
+ }
+ if (error && !p_error) {
+ wbcFreeMemory(error);
+ }
+ if (info && !p_info) {
+ wbcFreeMemory(info);
+ }
+ if (policy && !p_policy) {
+ wbcFreeMemory(policy);
}
return ret;
const char *newpass,
time_t pwd_last_set)
{
- struct winbindd_request request;
- struct winbindd_response response;
- int ret;
+ wbcErr wbc_status;
+ struct wbcChangePasswordParams params;
+ struct wbcAuthErrorInfo *error = NULL;
+ struct wbcUserPasswordPolicyInfo *policy = NULL;
+ enum wbcPasswordChangeRejectReason reject_reason = -1;
+ uint32_t flags = 0;
- ZERO_STRUCT(request);
- ZERO_STRUCT(response);
+ int i;
+ const char *codes[] = {
+ "NT_STATUS_BACKUP_CONTROLLER",
+ "NT_STATUS_DOMAIN_CONTROLLER_NOT_FOUND",
+ "NT_STATUS_NO_LOGON_SERVERS",
+ "NT_STATUS_ACCESS_DENIED",
+ "NT_STATUS_PWD_TOO_SHORT", /* TODO: tell the min pwd length ? */
+ "NT_STATUS_PWD_TOO_RECENT", /* TODO: tell the minage ? */
+ "NT_STATUS_PWD_HISTORY_CONFLICT" /* TODO: tell the history length ? */
+ };
+ int ret = PAM_AUTH_ERR;
+
+ ZERO_STRUCT(params);
- if (request.data.chauthtok.user == NULL) {
- return -2;
+ if (ctx->ctrl & WINBIND_KRB5_AUTH) {
+ flags |= WBFLAG_PAM_KRB5 |
+ WBFLAG_PAM_CONTACT_TRUSTDOM;
}
- strncpy(request.data.chauthtok.user, user,
- sizeof(request.data.chauthtok.user) - 1);
-
- if (oldpass != NULL) {
- strncpy(request.data.chauthtok.oldpass, oldpass,
- sizeof(request.data.chauthtok.oldpass) - 1);
- } else {
- request.data.chauthtok.oldpass[0] = '\0';
+ if (ctx->ctrl & WINBIND_CACHED_LOGIN) {
+ flags |= WBFLAG_PAM_CACHED_LOGIN;
}
- if (newpass != NULL) {
- strncpy(request.data.chauthtok.newpass, newpass,
- sizeof(request.data.chauthtok.newpass) - 1);
- } else {
- request.data.chauthtok.newpass[0] = '\0';
- }
+ params.account_name = user;
+ params.level = WBC_AUTH_USER_LEVEL_PLAIN;
+ params.old_password.plaintext = oldpass;
+ params.new_password.plaintext = newpass;
+ params.flags = flags;
- if (ctx->ctrl & WINBIND_KRB5_AUTH) {
- request.flags = WBFLAG_PAM_KRB5 |
- WBFLAG_PAM_CONTACT_TRUSTDOM;
- }
+ wbc_status = wbcChangeUserPasswordEx(¶ms, &error, &reject_reason, &policy);
+ ret = wbc_auth_error_to_pam_error(ctx, error, wbc_status,
+ user, "wbcChangeUserPasswordEx");
- if (ctx->ctrl & WINBIND_CACHED_LOGIN) {
- request.flags |= WBFLAG_PAM_CACHED_LOGIN;
+ if (WBC_ERROR_IS_OK(wbc_status)) {
+ _pam_log(ctx, LOG_NOTICE,
+ "user '%s' password changed", user);
+ return PAM_SUCCESS;
}
- ret = pam_winbind_request_log(ctx, WINBINDD_PAM_CHAUTHTOK,
- &request, &response, user);
-
- if (ret == PAM_SUCCESS) {
+ if (!error) {
+ wbcFreeMemory(policy);
return ret;
}
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_BACKUP_CONTROLLER");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_DOMAIN_CONTROLLER_NOT_FOUND");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_NO_LOGON_SERVERS");
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_ACCESS_DENIED");
-
- /* TODO: tell the min pwd length ? */
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_PWD_TOO_SHORT");
-
- /* TODO: tell the minage ? */
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_PWD_TOO_RECENT");
-
- /* TODO: tell the history length ? */
- PAM_WB_REMARK_CHECK_RESPONSE_RET(ctx, response,
- "NT_STATUS_PWD_HISTORY_CONFLICT");
+ for (i=0; i<ARRAY_SIZE(codes); i++) {
+ int _ret = ret;
+ if (_pam_check_remark_auth_err(ctx, error, codes[i], &_ret)) {
+ ret = _ret;
+ goto done;
+ }
+ }
- if (!strcasecmp(response.data.auth.nt_status_string,
+ if (!strcasecmp(error->nt_string,
"NT_STATUS_PASSWORD_RESTRICTION")) {
char *pwd_restriction_string = NULL;
- SMB_TIME_T min_pwd_age;
- uint32_t reject_reason = response.data.auth.reject_reason;
- min_pwd_age = response.data.auth.policy.min_passwordage;
+ SMB_TIME_T min_pwd_age = 0;
+
+ if (policy) {
+ min_pwd_age = policy->min_passwordage;
+ }
/* FIXME: avoid to send multiple PAM messages after another */
switch (reject_reason) {
case -1:
break;
- case SAMR_REJECT_OTHER:
+ case WBC_PWD_CHANGE_REJECT_OTHER:
if ((min_pwd_age > 0) &&
(pwd_last_set + min_pwd_age > time(NULL))) {
PAM_WB_REMARK_DIRECT(ctx,
"NT_STATUS_PWD_TOO_RECENT");
}
break;
- case SAMR_REJECT_TOO_SHORT:
+ case WBC_PWD_CHANGE_REJECT_TOO_SHORT:
PAM_WB_REMARK_DIRECT(ctx,
"NT_STATUS_PWD_TOO_SHORT");
break;
- case SAMR_REJECT_IN_HISTORY:
+ case WBC_PWD_CHANGE_REJECT_IN_HISTORY:
PAM_WB_REMARK_DIRECT(ctx,
"NT_STATUS_PWD_HISTORY_CONFLICT");
break;
- case SAMR_REJECT_COMPLEXITY:
+ case WBC_PWD_CHANGE_REJECT_COMPLEXITY:
_make_remark(ctx, PAM_ERROR_MSG,
"Password does not meet "
"complexity requirements");
}
pwd_restriction_string =
- _pam_compose_pwd_restriction_string(ctx, &response);
+ _pam_compose_pwd_restriction_string(ctx, policy);
if (pwd_restriction_string) {
_make_remark(ctx, PAM_ERROR_MSG,
pwd_restriction_string);
TALLOC_FREE(pwd_restriction_string);
}
}
+ done:
+ wbcFreeMemory(error);
+ wbcFreeMemory(policy);
return ret;
}
* sure it's really a winbind user, this is important when stacking PAM
* modules in the 'account' or 'password' facility. */
+ wbcErr wbc_status;
struct passwd *pwd = NULL;
- struct winbindd_request request;
- struct winbindd_response response;
- int ret;
-
- ZERO_STRUCT(request);
- ZERO_STRUCT(response);
+ struct passwd *wb_pwd = NULL;
pwd = getpwnam(user);
if (pwd == NULL) {
return 1;
}
- strncpy(request.data.username, user,
- sizeof(request.data.username) - 1);
-
- ret = pam_winbind_request_log(ctx, WINBINDD_GETPWNAM,
- &request, &response, user);
+ wbc_status = wbcGetpwnam(user, &wb_pwd);
+ wbcFreeMemory(wb_pwd);
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ _pam_log(ctx, LOG_DEBUG, "valid_user: wbcGetpwnam gave %s\n",
+ wbcErrorString(wbc_status));
+ }
- switch (ret) {
- case PAM_USER_UNKNOWN:
+ switch (wbc_status) {
+ case WBC_ERR_UNKNOWN_USER:
return 1;
- case PAM_SUCCESS:
+ case WBC_ERR_SUCCESS:
return 0;
default:
break;
static char winbind_get_separator(struct pwb_context *ctx)
{
- struct winbindd_request request;
- struct winbindd_response response;
+ wbcErr wbc_status;
+ static struct wbcInterfaceDetails *details = NULL;
- ZERO_STRUCT(request);
- ZERO_STRUCT(response);
+ wbc_status = wbcInterfaceDetails(&details);
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ _pam_log(ctx, LOG_ERR,
+ "Could not retrieve winbind interface details: %s",
+ wbcErrorString(wbc_status));
+ return '\0';
+ }
- if (pam_winbind_request_log(ctx, WINBINDD_INFO,
- &request, &response, NULL)) {
+ if (!details) {
return '\0';
}
- return response.data.info.winbind_separator;
+ return details->winbind_separator;
}
+
/**
* Convert a upn to a name.
*
static char* winbind_upn_to_username(struct pwb_context *ctx,
const char *upn)
{
- struct winbindd_request req;
- struct winbindd_response resp;
- int retval;
char sep;
+ wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
+ struct wbcDomainSid sid;
+ enum wbcSidType type;
+ char *domain;
+ char *name;
/* This cannot work when the winbind separator = @ */
/* Convert the UPN to a SID */
- ZERO_STRUCT(req);
- ZERO_STRUCT(resp);
-
- strncpy(req.data.name.dom_name, "",
- sizeof(req.data.name.dom_name) - 1);
- strncpy(req.data.name.name, upn,
- sizeof(req.data.name.name) - 1);
- retval = pam_winbind_request_log(ctx, WINBINDD_LOOKUPNAME,
- &req, &resp, upn);
- if (retval != PAM_SUCCESS) {
+ wbc_status = wbcLookupName("", upn, &sid, &type);
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
return NULL;
}
/* Convert the the SID back to the sAMAccountName */
- ZERO_STRUCT(req);
- strncpy(req.data.sid, resp.data.sid.sid, sizeof(req.data.sid)-1);
- ZERO_STRUCT(resp);
- retval = pam_winbind_request_log(ctx, WINBINDD_LOOKUPSID,
- &req, &resp, upn);
- if (retval != PAM_SUCCESS) {
+ wbc_status = wbcLookupSid(&sid, &domain, &name, &type);
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
return NULL;
}
- return talloc_asprintf(ctx, "%s\\%s",
- resp.data.name.dom_name,
- resp.data.name.name);
+ return talloc_asprintf(ctx, "%s\\%s", domain, name);
+}
+
+static int _pam_delete_cred(pam_handle_t *pamh, int flags,
+ int argc, const char **argv)
+{
+ int retval = PAM_SUCCESS;
+ struct pwb_context *ctx = NULL;
+ struct wbcLogoffUserParams logoff;
+ struct wbcAuthErrorInfo *error = NULL;
+ const char *user;
+ wbcErr wbc_status;
+
+ retval = _pam_winbind_init_context(pamh, flags, argc, argv, &ctx);
+ if (retval) {
+ goto out;
+ }
+
+ _PAM_LOG_FUNCTION_ENTER("_pam_delete_cred", ctx);
+
+ if (ctx->ctrl & WINBIND_KRB5_AUTH) {
+
+ /* destroy the ccache here */
+
+ uint32_t wbc_flags = 0;
+ const char *ccname = NULL;
+ struct passwd *pwd = NULL;
+
+ retval = pam_get_user(pamh, &user, "Username: ");
+ if (retval) {
+ _pam_log(ctx, LOG_ERR,
+ "could not identify user");
+ goto out;
+ }
+
+ if (user == NULL) {
+ _pam_log(ctx, LOG_ERR,
+ "username was NULL!");
+ retval = PAM_USER_UNKNOWN;
+ goto out;
+ }
+
+ _pam_log_debug(ctx, LOG_DEBUG,
+ "username [%s] obtained", user);
+
+ ccname = pam_getenv(pamh, "KRB5CCNAME");
+ if (ccname == NULL) {
+ _pam_log_debug(ctx, LOG_DEBUG,
+ "user has no KRB5CCNAME environment");
+ }
+
+ pwd = getpwnam(user);
+ if (pwd == NULL) {
+ retval = PAM_USER_UNKNOWN;
+ goto out;
+ }
+
+ wbc_flags = WBFLAG_PAM_KRB5 |
+ WBFLAG_PAM_CONTACT_TRUSTDOM;
+
+ ZERO_STRUCT(logoff);
+
+ logoff.username = user;
+
+ wbc_status = wbcAddNamedBlob(&logoff.num_blobs,
+ &logoff.blobs,
+ "ccfilename",
+ 0,
+ (uint8_t *)ccname,
+ strlen(ccname)+1);
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ goto out;
+ }
+
+ wbc_status = wbcAddNamedBlob(&logoff.num_blobs,
+ &logoff.blobs,
+ "flags",
+ 0,
+ (uint8_t *)&wbc_flags,
+ sizeof(wbc_flags));
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ goto out;
+ }
+
+ wbc_status = wbcAddNamedBlob(&logoff.num_blobs,
+ &logoff.blobs,
+ "user_uid",
+ 0,
+ (uint8_t *)&pwd->pw_uid,
+ sizeof(pwd->pw_uid));
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ goto out;
+ }
+
+ wbc_status = wbcLogoffUserEx(&logoff, &error);
+ retval = wbc_auth_error_to_pam_error(ctx, error, wbc_status,
+ user, "wbcLogoffUser");
+ wbcFreeMemory(error);
+ wbcFreeMemory(logoff.blobs);
+
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ _pam_log(ctx, LOG_INFO,
+ "failed to logoff user %s: %s\n",
+ user, wbcErrorString(wbc_status));
+ }
+ }
+
+out:
+ if (logoff.blobs) {
+ wbcFreeMemory(logoff.blobs);
+ }
+
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ retval = wbc_auth_error_to_pam_error(ctx, error, wbc_status,
+ user, "wbcLogoffUser");
+ }
+
+ /*
+ * Delete the krb5 ccname variable from the PAM environment
+ * if it was set by winbind.
+ */
+ if (ctx->ctrl & WINBIND_KRB5_AUTH) {
+ pam_putenv(pamh, "KRB5CCNAME");
+ }
+
+ _PAM_LOG_FUNCTION_LEAVE("_pam_delete_cred", ctx, retval);
+
+ TALLOC_FREE(ctx);
+
+ return retval;
}
PAM_EXTERN
/* Now use the username to look up password */
retval = winbind_auth_request(ctx, real_username, password,
- member, cctype, warn_pwd_expire, NULL,
+ member, cctype, warn_pwd_expire,
+ NULL, NULL, NULL,
NULL, &username_ret);
if (retval == PAM_NEW_AUTHTOK_REQD ||
switch (flags & ~PAM_SILENT) {
case PAM_DELETE_CRED:
- ret = pam_sm_close_session(pamh, flags, argc, argv);
+ ret = _pam_delete_cred(pamh, flags, argc, argv);
break;
case PAM_REFRESH_CRED:
_pam_log_debug(ctx, LOG_WARNING,
int pam_sm_open_session(pam_handle_t *pamh, int flags,
int argc, const char **argv)
{
- int ret = PAM_SYSTEM_ERR;
+ int ret = PAM_SUCCESS;
struct pwb_context *ctx = NULL;
ret = _pam_winbind_init_context(pamh, flags, argc, argv, &ctx);
_PAM_LOG_FUNCTION_ENTER("pam_sm_open_session", ctx);
- ret = PAM_SUCCESS;
-
+ if (ctx->ctrl & WINBIND_MKHOMEDIR) {
+ /* check and create homedir */
+ ret = _pam_mkhomedir(ctx);
+ }
out:
_PAM_LOG_FUNCTION_LEAVE("pam_sm_open_session", ctx, ret);
int pam_sm_close_session(pam_handle_t *pamh, int flags,
int argc, const char **argv)
{
- int retval = PAM_SUCCESS;
+ int ret = PAM_SUCCESS;
struct pwb_context *ctx = NULL;
- retval = _pam_winbind_init_context(pamh, flags, argc, argv, &ctx);
- if (retval) {
+ ret = _pam_winbind_init_context(pamh, flags, argc, argv, &ctx);
+ if (ret) {
goto out;
}
_PAM_LOG_FUNCTION_ENTER("pam_sm_close_session", ctx);
- if (!(flags & PAM_DELETE_CRED)) {
- retval = PAM_SUCCESS;
- goto out;
- }
-
- if (ctx->ctrl & WINBIND_KRB5_AUTH) {
-
- /* destroy the ccache here */
- struct winbindd_request request;
- struct winbindd_response response;
- const char *user;
- const char *ccname = NULL;
- struct passwd *pwd = NULL;
-
- ZERO_STRUCT(request);
- ZERO_STRUCT(response);
-
- retval = pam_get_user(pamh, &user, "Username: ");
- if (retval) {
- _pam_log(ctx, LOG_ERR,
- "could not identify user");
- goto out;
- }
-
- if (user == NULL) {
- _pam_log(ctx, LOG_ERR,
- "username was NULL!");
- retval = PAM_USER_UNKNOWN;
- goto out;
- }
-
- _pam_log_debug(ctx, LOG_DEBUG,
- "username [%s] obtained", user);
-
- ccname = pam_getenv(pamh, "KRB5CCNAME");
- if (ccname == NULL) {
- _pam_log_debug(ctx, LOG_DEBUG,
- "user has no KRB5CCNAME environment");
- }
-
- strncpy(request.data.logoff.user, user,
- sizeof(request.data.logoff.user) - 1);
-
- if (ccname) {
- strncpy(request.data.logoff.krb5ccname, ccname,
- sizeof(request.data.logoff.krb5ccname) - 1);
- }
-
- pwd = getpwnam(user);
- if (pwd == NULL) {
- retval = PAM_USER_UNKNOWN;
- goto out;
- }
- request.data.logoff.uid = pwd->pw_uid;
-
- request.flags = WBFLAG_PAM_KRB5 |
- WBFLAG_PAM_CONTACT_TRUSTDOM;
-
- retval = pam_winbind_request_log(ctx,
- WINBINDD_PAM_LOGOFF,
- &request, &response, user);
- }
-
out:
-
- _PAM_LOG_FUNCTION_LEAVE("pam_sm_close_session", ctx, retval);
+ _PAM_LOG_FUNCTION_LEAVE("pam_sm_close_session", ctx, ret);
TALLOC_FREE(ctx);
- return retval;
+ return ret;
}
/**
int retry = 0;
char *username_ret = NULL;
- struct winbindd_response response;
+ struct wbcAuthErrorInfo *error = NULL;
struct pwb_context *ctx = NULL;
- ZERO_STRUCT(response);
-
ret = _pam_winbind_init_context(pamh, flags, argc, argv, &ctx);
if (ret) {
goto out;
/* verify that this is the password for this user */
ret = winbind_auth_request(ctx, user, pass_old,
- NULL, NULL, 0, &response,
+ NULL, NULL, 0,
+ &error, NULL, NULL,
&pwdlastset_prelim, NULL);
if (ret != PAM_ACCT_EXPIRED &&
const char *member = NULL;
const char *cctype = NULL;
int warn_pwd_expire;
+ struct wbcLogonUserInfo *info = NULL;
+ struct wbcUserPasswordPolicyInfo *policy = NULL;
member = get_member_from_config(ctx);
cctype = get_krb5_cc_type_from_config(ctx);
* */
ret = winbind_auth_request(ctx, user, pass_new,
- member, cctype, 0, &response,
+ member, cctype, 0,
+ &error, &info, &policy,
NULL, &username_ret);
_pam_overwrite(pass_new);
_pam_overwrite(pass_old);
if (ret == PAM_SUCCESS) {
+ struct wbcAuthUserInfo *user_info = NULL;
+
+ if (info && info->info) {
+ user_info = info->info;
+ }
+
/* warn a user if the password is about to
* expire soon */
- _pam_warn_password_expiry(ctx, &response,
+ _pam_warn_password_expiry(ctx, user_info, policy,
warn_pwd_expire,
NULL);
/* set some info3 info for other modules in the
* stack */
- _pam_set_data_info3(ctx, &response);
+ _pam_set_data_info3(ctx, user_info);
/* put krb5ccname into env */
- _pam_setup_krb5_env(ctx,
- response.data.auth.krb5ccname);
+ _pam_setup_krb5_env(ctx, info);
if (username_ret) {
pam_set_item(pamh, PAM_USER,
username_ret);
free(username_ret);
}
+
+ wbcFreeMemory(info);
+ wbcFreeMemory(policy);
}
goto out;
}
out:
+ {
+ /* Deal with offline errors. */
+ int i;
+ const char *codes[] = {
+ "NT_STATUS_DOMAIN_CONTROLLER_NOT_FOUND",
+ "NT_STATUS_NO_LOGON_SERVERS",
+ "NT_STATUS_ACCESS_DENIED"
+ };
+
+ for (i=0; i<ARRAY_SIZE(codes); i++) {
+ int _ret;
+ if (_pam_check_remark_auth_err(ctx, error, codes[i], &_ret)) {
+ break;
+ }
+ }
+ }
- /* Deal with offline errors. */
- PAM_WB_REMARK_CHECK_RESPONSE(ctx, response,
- "NT_STATUS_NO_LOGON_SERVERS");
- PAM_WB_REMARK_CHECK_RESPONSE(ctx, response,
- "NT_STATUS_DOMAIN_CONTROLLER_NOT_FOUND");
- PAM_WB_REMARK_CHECK_RESPONSE(ctx, response,
- "NT_STATUS_ACCESS_DENIED");
+ wbcFreeMemory(error);
_PAM_LOG_FUNCTION_LEAVE("pam_sm_chauthtok", ctx, ret);