>From f839a11fe0ced617fdae84d29228393aa0bc212f Mon Sep 17 00:00:00 2001 From: Sumit Bose Date: Wed, 26 Aug 2009 11:08:55 +0200 Subject: [PATCH] send SSSD_REALM and SSSD_KDCIP environment to the client Currently the kerberos locator plugin needs these two variables to be set to find a KDC which is configured in sssd but not in /etc/krb5.conf. --- server/providers/krb5/krb5_auth.c | 33 +++++++++++++++++++++++++++++++-- 1 files changed, 31 insertions(+), 2 deletions(-) diff --git a/server/providers/krb5/krb5_auth.c b/server/providers/krb5/krb5_auth.c index 39bc170..b1fe47a 100644 --- a/server/providers/krb5/krb5_auth.c +++ b/server/providers/krb5/krb5_auth.c @@ -74,7 +74,9 @@ static void krb5_cleanup(struct krb5_req *kr) if (kr->ctx != NULL) krb5_free_context(kr->ctx); - talloc_free(kr); + memset(kr, 0, sizeof(struct krb5_req)); + + talloc_zfree(kr); } static int krb5_setup(struct be_req *req, const char *user_princ_str, @@ -98,6 +100,7 @@ static int krb5_setup(struct be_req *req, const char *user_princ_str, kr->pd = pd; kr->req = req; + kr->krb5_ctx = krb5_ctx; kerr = krb5_init_context(&kr->ctx); if (kerr != 0) { @@ -484,6 +487,7 @@ static void krb5_pam_handler_done(struct tevent_req *req) struct krb5_req *kr = tevent_req_callback_data(req, struct krb5_req); struct pam_data *pd = kr->pd; struct be_req *be_req = kr->req; + struct krb5_ctx *krb5_ctx = kr->krb5_ctx; struct tgt_req_state *state = tevent_req_data(req, struct tgt_req_state); int ret; uint8_t *buf; @@ -495,6 +499,7 @@ static void krb5_pam_handler_done(struct tevent_req *req) int32_t *msg_len; struct tevent_req *subreq = NULL; char *password = NULL; + char *env = NULL; pd->pam_status = PAM_SYSTEM_ERR; krb5_cleanup(kr); @@ -529,7 +534,7 @@ static void krb5_pam_handler_done(struct tevent_req *req) goto done; } - ret=pam_add_response(kr->pd, *msg_type, *msg_len, &buf[p]); + ret=pam_add_response(pd, *msg_type, *msg_len, &buf[p]); if (ret != EOK) { DEBUG(1, ("pam_add_response failed.\n")); goto done; @@ -537,6 +542,30 @@ static void krb5_pam_handler_done(struct tevent_req *req) pd->pam_status = *msg_status; + if (pd->pam_status == PAM_SUCCESS && pd->cmd == SSS_PAM_AUTHENTICATE) { + env = talloc_asprintf(pd, "%s=%s", SSSD_REALM, krb5_ctx->realm); + if (env == NULL) { + DEBUG(1, ("talloc_asprintf failed.\n")); + goto done; + } + ret=pam_add_response(pd, PAM_ENV_ITEM, strlen(env)+1, (uint8_t *) env); + if (ret != EOK) { + DEBUG(1, ("pam_add_response failed.\n")); + goto done; + } + + env = talloc_asprintf(pd, "%s=%s", SSSD_KDC, krb5_ctx->kdcip); + if (env == NULL) { + DEBUG(1, ("talloc_asprintf failed.\n")); + goto done; + } + ret=pam_add_response(pd, PAM_ENV_ITEM, strlen(env)+1, (uint8_t *) env); + if (ret != EOK) { + DEBUG(1, ("pam_add_response failed.\n")); + goto done; + } + } + if (pd->pam_status == PAM_SUCCESS && be_req->be_ctx->domain->cache_credentials == TRUE) { password = talloc_size(be_req, pd->authtok_size + 1); -- 1.6.2.5