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nsswitch: Add wbinfo --pam-logon

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This does a wbcLogonUser with credential caching
This commit is contained in:
Volker Lendecke 2010-04-18 14:10:35 +02:00
parent e0d7a84242
commit c04ce964e9
1 changed files with 78 additions and 0 deletions
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78
nsswitch/wbinfo.c
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@ -1532,6 +1532,75 @@ static bool wbinfo_auth_crap(char *username, bool use_ntlmv2, bool use_lanman)
return WBC_ERROR_IS_OK(wbc_status);
}
/* Authenticate a user with a plaintext password */
static bool wbinfo_pam_logon(char *username)
{
wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
struct wbcLogonUserParams params;
struct wbcAuthErrorInfo *error;
char *s = NULL;
char *p = NULL;
TALLOC_CTX *frame = talloc_tos();
uint32_t flags;
uint32_t uid;
ZERO_STRUCT(params);
if ((s = talloc_strdup(frame, username)) == NULL) {
return false;
}
if ((p = strchr(s, '%')) != NULL) {
*p = 0;
p++;
params.password = talloc_strdup(frame, p);
} else {
params.password = wbinfo_prompt_pass(frame, NULL, username);
}
params.username = s;
flags = WBFLAG_PAM_CACHED_LOGIN;
wbc_status = wbcAddNamedBlob(&params.num_blobs, &params.blobs,
"flags", 0,
(uint8_t *)&flags, sizeof(flags));
if (!WBC_ERROR_IS_OK(wbc_status)) {
d_printf("wbcAddNamedBlob failed: %s\n",
wbcErrorString(wbc_status));
return false;
}
uid = getuid();
wbc_status = wbcAddNamedBlob(&params.num_blobs, &params.blobs,
"user_uid", 0,
(uint8_t *)&uid, sizeof(uid));
if (!WBC_ERROR_IS_OK(wbc_status)) {
d_printf("wbcAddNamedBlob failed: %s\n",
wbcErrorString(wbc_status));
return false;
}
wbc_status = wbcLogonUser(&params, NULL, &error, NULL);
wbcFreeMemory(params.blobs);
d_printf("plaintext password authentication %s\n",
WBC_ERROR_IS_OK(wbc_status) ? "succeeded" : "failed");
if (!WBC_ERROR_IS_OK(wbc_status)) {
d_fprintf(stderr,
"error code was %s (0x%x)\nerror messsage was: %s\n",
error->nt_string,
(int)error->nt_status,
error->display_string);
wbcFreeMemory(error);
return false;
}
return true;
}
/* Save creds with winbind */
static bool wbinfo_ccache_save(char *username)
@ -1778,6 +1847,7 @@ enum {
OPT_CCACHE_SAVE,
OPT_SID_TO_FULLNAME,
OPT_NTLMV2,
OPT_PAM_LOGON,
OPT_LOGOFF,
OPT_LOGOFF_USER,
OPT_LOGOFF_UID,
@ -1849,6 +1919,8 @@ int main(int argc, char **argv, char **envp)
{ "sid-aliases", 0, POPT_ARG_STRING, &string_arg, OPT_SIDALIASES, "Get sid aliases", "SID" },
{ "user-sids", 0, POPT_ARG_STRING, &string_arg, OPT_USERSIDS, "Get user group sids for user SID", "SID" },
{ "authenticate", 'a', POPT_ARG_STRING, &string_arg, 'a', "authenticate user", "user%password" },
{ "pam-logon", 0, POPT_ARG_STRING, string_arg, OPT_PAM_LOGON,
"do a pam logon equivalent", "user%password" },
{ "logoff", 0, POPT_ARG_NONE, NULL, OPT_LOGOFF,
"log off user", "uid" },
{ "logoff-user", 0, POPT_ARG_STRING, &logoff_user,
@ -2204,6 +2276,12 @@ int main(int argc, char **argv, char **envp)
goto done;
break;
}
case OPT_PAM_LOGON:
if (!wbinfo_pam_logon(string_arg)) {
d_fprintf(stderr, "pam_logon failed for %s\n",
string_arg);
goto done;
}
case OPT_LOGOFF:
{
wbcErr wbc_status;