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| author | Jakub Hrozek <jhrozek@redhat.com> | 2012-03-07 17:08:52 +0100 |
|---|---|---|
| committer | Stephen Gallagher <sgallagh@redhat.com> | 2012-06-04 14:16:13 -0400 |
| commit | 14b463120f867bb41ce4a7575fb668f66817534c (patch) | |
| tree | 03c47d5e09d6a41747a90620647374010a277d6a /src/providers/krb5/krb5_auth.c | |
| parent | 29354a2741ae120c084929b436099eba8c68de35 (diff) | |
| download | sssd-14b463120f867bb41ce4a7575fb668f66817534c.tar.gz sssd-14b463120f867bb41ce4a7575fb668f66817534c.tar.xz sssd-14b463120f867bb41ce4a7575fb668f66817534c.zip | |
Detect cycle in the fail over on subsequent resolve requests only
Diffstat (limited to 'src/providers/krb5/krb5_auth.c')
| -rw-r--r-- | src/providers/krb5/krb5_auth.c | 32 |
1 files changed, 15 insertions, 17 deletions
diff --git a/src/providers/krb5/krb5_auth.c b/src/providers/krb5/krb5_auth.c index f2777f2f9..24a6a4a4e 100644 --- a/src/providers/krb5/krb5_auth.c +++ b/src/providers/krb5/krb5_auth.c @@ -324,6 +324,9 @@ int krb5_auth_recv(struct tevent_req *req, int *pam_status, int *dp_err) return EOK; } +static struct tevent_req *krb5_next_kdc(struct tevent_req *req); +static struct tevent_req *krb5_next_kpasswd(struct tevent_req *req); + struct tevent_req *krb5_auth_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct be_ctx *be_ctx, @@ -511,16 +514,14 @@ struct tevent_req *krb5_auth_send(TALLOC_CTX *mem_ctx, kr->srv = NULL; kr->kpasswd_srv = NULL; - subreq = be_resolve_server_send(state, state->ev, state->be_ctx, - krb5_ctx->service->name); - if (subreq == NULL) { - DEBUG(1, ("be_resolve_server_send failed.\n")); - ret = ENOMEM; + + subreq = krb5_next_kdc(req); + if (!subreq) { + DEBUG(1, ("krb5_next_kdc failed.\n")); + ret = EIO; goto done; } - tevent_req_set_callback(subreq, krb5_resolve_kdc_done, req); - return req; done: @@ -551,16 +552,12 @@ static void krb5_resolve_kdc_done(struct tevent_req *subreq) kr->is_offline = true; } else { if (kr->krb5_ctx->kpasswd_service != NULL) { - subreq = be_resolve_server_send(state, state->ev, state->be_ctx, - kr->krb5_ctx->kpasswd_service->name); + subreq = krb5_next_kpasswd(req); if (subreq == NULL) { - DEBUG(1, ("be_resolve_server_send failed.\n")); - ret = ENOMEM; + DEBUG(1, ("krb5_next_kpasswd failed.\n")); + ret = EIO; goto failed; } - - tevent_req_set_callback(subreq, krb5_resolve_kpasswd_done, req); - return; } } @@ -710,7 +707,6 @@ done: } static struct tevent_req *krb5_next_server(struct tevent_req *req); -static struct tevent_req *krb5_next_kdc(struct tevent_req *req); static struct tevent_req *krb5_next_kpasswd(struct tevent_req *req); static void krb5_child_done(struct tevent_req *subreq) @@ -1005,7 +1001,8 @@ static struct tevent_req *krb5_next_kdc(struct tevent_req *req) next_req = be_resolve_server_send(state, state->ev, state->be_ctx, - state->krb5_ctx->service->name); + state->krb5_ctx->service->name, + state->kr->srv == NULL ? true : false); if (next_req == NULL) { DEBUG(1, ("be_resolve_server_send failed.\n")); return NULL; @@ -1022,7 +1019,8 @@ static struct tevent_req *krb5_next_kpasswd(struct tevent_req *req) next_req = be_resolve_server_send(state, state->ev, state->be_ctx, - state->krb5_ctx->kpasswd_service->name); + state->krb5_ctx->kpasswd_service->name, + state->kr->kpasswd_srv == NULL ? true : false); if (next_req == NULL) { DEBUG(1, ("be_resolve_server_send failed.\n")); return NULL; |