/* * Copyright 1993 OpenVision Technologies, Inc., All Rights Reserved * */ #include #include /* for gss_nt_krb5_name */ #include #include #include #include #include #include #include /* inet_ntoa */ #include /* krb5_klog_syslog */ #include "misc.h" #define xdr_free gssrpc_xdr_free /* XXX kludge */ #define LOG_UNAUTH "Unauthorized request: %s, %s, client=%s, service=%s, addr=%s" #define LOG_DONE "Request: %s, %s, %s, client=%s, service=%s, addr=%s" extern gss_name_t gss_changepw_name; extern gss_name_t gss_oldchangepw_name; extern void * global_server_handle; #define CHANGEPW_SERVICE(rqstp) \ (cmp_gss_names_rel_1(acceptor_name(rqstp->rq_svccred), gss_changepw_name) |\ (gss_oldchangepw_name && \ cmp_gss_names_rel_1(acceptor_name(rqstp->rq_svccred), \ gss_oldchangepw_name))) static int gss_to_krb5_name(kadm5_server_handle_t handle, gss_name_t gss_name, krb5_principal *princ); static int gss_name_to_string(gss_name_t gss_name, gss_buffer_desc *str); static gss_name_t acceptor_name(gss_ctx_id_t context); static int cmp_gss_names(gss_name_t n1, gss_name_t n2) { OM_uint32 emaj, emin; int equal; if (GSS_ERROR(emaj = gss_compare_name(&emin, n1, n2, &equal))) return(0); return(equal); } /* Does a comparison of the names and then releases the first entity */ /* For use above in CHANGEPW_SERVICE */ static int cmp_gss_names_rel_1(gss_name_t n1, gss_name_t n2) { OM_uint32 min_stat; int ret; ret = cmp_gss_names(n1, n2); if (n1) (void) gss_release_name(&min_stat, &n1); return ret; } /* * Function check_handle * * Purpose: Check a server handle and return a com_err code if it is * invalid or 0 if it is valid. * * Arguments: * * handle The server handle. */ static int check_handle(void *handle) { CHECK_HANDLE(handle); return 0; } /* * Function: new_server_handle * * Purpose: Constructs a server handle suitable for passing into the * server library API functions, by folding the client's API version * and calling principal into the server handle returned by * kadm5_init. * * Arguments: * api_version (input) The API version specified by the client * rqstp (input) The RPC request * handle (output) The returned handle * (output) An error code, or 0 if no error occurred * * Effects: * Returns a pointer to allocated storage containing the server * handle. If an error occurs, then no allocated storage is * returned, and the return value of the function will be a * non-zero com_err code. * * The allocated storage for the handle should be freed with * free_server_handle (see below) when it is no longer needed. */ static kadm5_ret_t new_server_handle(krb5_ui_4 api_version, struct svc_req *rqstp, kadm5_server_handle_t *out_handle) { kadm5_server_handle_t handle; if (! (handle = (kadm5_server_handle_t) malloc(sizeof(*handle)))) return ENOMEM; *handle = *(kadm5_server_handle_t)global_server_handle; handle->api_version = api_version; if (! gss_to_krb5_name(handle, rqstp->rq_clntcred, &handle->current_caller)) { free(handle); return KADM5_FAILURE; } *out_handle = handle; return 0; } /* * Function: free_server_handle * * Purpose: Free handle memory allocated by new_server_handle * * Arguments: * handle (input/output) The handle to free */ static void free_server_handle(kadm5_server_handle_t handle) { krb5_free_principal(handle->context, handle->current_caller); free(handle); } /* * Function: setup_gss_names * * Purpose: Create printable representations of the client and server * names. * * Arguments: * rqstp (r) the RPC request * client_name (w) the gss_buffer_t for the client name * server_name (w) the gss_buffer_t for the server name * * Effects: * * Unparses the client and server names into client_name and * server_name, both of which must be freed by the caller. Returns 0 * on success and -1 on failure. */ static int setup_gss_names(struct svc_req *rqstp, gss_buffer_desc *client_name, gss_buffer_desc *server_name) { OM_uint32 maj_stat, min_stat; gss_name_t server_gss_name; if (gss_name_to_string(rqstp->rq_clntcred, client_name) != 0) return -1; maj_stat = gss_inquire_context(&min_stat, rqstp->rq_svccred, NULL, &server_gss_name, NULL, NULL, NULL, NULL, NULL); if (maj_stat != GSS_S_COMPLETE) { gss_release_buffer(&min_stat, client_name); gss_release_name(&min_stat, &server_gss_name); return -1; } if (gss_name_to_string(server_gss_name, server_name) != 0) { gss_release_buffer(&min_stat, client_name); gss_release_name(&min_stat, &server_gss_name); return -1; } gss_release_name(&min_stat, &server_gss_name); return 0; } static gss_name_t acceptor_name(gss_ctx_id_t context) { OM_uint32 maj_stat, min_stat; gss_name_t name; maj_stat = gss_inquire_context(&min_stat, context, NULL, &name, NULL, NULL, NULL, NULL, NULL); if (maj_stat != GSS_S_COMPLETE) return NULL; return name; } static int cmp_gss_krb5_name(kadm5_server_handle_t handle, gss_name_t gss_name, krb5_principal princ) { krb5_principal princ2; int status; if (! gss_to_krb5_name(handle, gss_name, &princ2)) return 0; status = krb5_principal_compare(handle->context, princ, princ2); krb5_free_principal(handle->context, princ2); return status; } static int gss_to_krb5_name(kadm5_server_handle_t handle, gss_name_t gss_name, krb5_principal *princ) { OM_uint32 status, minor_stat; gss_buffer_desc gss_str; gss_OID gss_type; int success; status = gss_display_name(&minor_stat, gss_name, &gss_str, &gss_type); if ((status != GSS_S_COMPLETE) || (gss_type != gss_nt_krb5_name)) return 0; success = (krb5_parse_name(handle->context, gss_str.value, princ) == 0); gss_release_buffer(&minor_stat, &gss_str); return success; } static int gss_name_to_string(gss_name_t gss_name, gss_buffer_desc *str) { OM_uint32 status, minor_stat; gss_OID gss_type; status = gss_display_name(&minor_stat, gss_name, str, &gss_type); if ((status != GSS_S_COMPLETE) || (gss_type != gss_nt_krb5_name)) return 1; return 0; } generic_ret * create_principal_1_svc(cprinc_arg *arg, struct svc_req *rqstp) { static generic_ret ret; char *prime_arg; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; restriction_t *rp; xdr_free(xdr_generic_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } if (krb5_unparse_name(handle->context, arg->rec.principal, &prime_arg)) { ret.code = KADM5_BAD_PRINCIPAL; return &ret; } if (CHANGEPW_SERVICE(rqstp) || !acl_check(handle->context, rqstp->rq_clntcred, ACL_ADD, arg->rec.principal, &rp) || acl_impose_restrictions(handle->context, &arg->rec, &arg->mask, rp)) { ret.code = KADM5_AUTH_ADD; krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_create_principal", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } else { ret.code = kadm5_create_principal((void *)handle, &arg->rec, arg->mask, arg->passwd); krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_create_principal", prime_arg,((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); free(prime_arg); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } generic_ret * create_principal3_1_svc(cprinc3_arg *arg, struct svc_req *rqstp) { static generic_ret ret; char *prime_arg; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; restriction_t *rp; xdr_free(xdr_generic_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } if (krb5_unparse_name(handle->context, arg->rec.principal, &prime_arg)) { ret.code = KADM5_BAD_PRINCIPAL; return &ret; } if (CHANGEPW_SERVICE(rqstp) || !acl_check(handle->context, rqstp->rq_clntcred, ACL_ADD, arg->rec.principal, &rp) || acl_impose_restrictions(handle->context, &arg->rec, &arg->mask, rp)) { ret.code = KADM5_AUTH_ADD; krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_create_principal", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } else { ret.code = kadm5_create_principal_3((void *)handle, &arg->rec, arg->mask, arg->n_ks_tuple, arg->ks_tuple, arg->passwd); krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_create_principal", prime_arg,((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); free(prime_arg); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } generic_ret * delete_principal_1_svc(dprinc_arg *arg, struct svc_req *rqstp) { static generic_ret ret; char *prime_arg; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_generic_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } if (krb5_unparse_name(handle->context, arg->princ, &prime_arg)) { ret.code = KADM5_BAD_PRINCIPAL; return &ret; } if (CHANGEPW_SERVICE(rqstp) || !acl_check(handle->context, rqstp->rq_clntcred, ACL_DELETE, arg->princ, NULL)) { ret.code = KADM5_AUTH_DELETE; krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_delete_principal", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } else { ret.code = kadm5_delete_principal((void *)handle, arg->princ); krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_delete_principal", prime_arg, ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free(prime_arg); free_server_handle(handle); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } generic_ret * modify_principal_1_svc(mprinc_arg *arg, struct svc_req *rqstp) { static generic_ret ret; char *prime_arg; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; restriction_t *rp; xdr_free(xdr_generic_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } if (krb5_unparse_name(handle->context, arg->rec.principal, &prime_arg)) { ret.code = KADM5_BAD_PRINCIPAL; return &ret; } if (CHANGEPW_SERVICE(rqstp) || !acl_check(handle->context, rqstp->rq_clntcred, ACL_MODIFY, arg->rec.principal, &rp) || acl_impose_restrictions(handle->context, &arg->rec, &arg->mask, rp)) { ret.code = KADM5_AUTH_MODIFY; krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_modify_principal", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } else { ret.code = kadm5_modify_principal((void *)handle, &arg->rec, arg->mask); krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_modify_principal", prime_arg, ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); free(prime_arg); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } generic_ret * rename_principal_1_svc(rprinc_arg *arg, struct svc_req *rqstp) { static generic_ret ret; char *prime_arg1, *prime_arg2; char prime_arg[BUFSIZ]; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; restriction_t *rp; xdr_free(xdr_generic_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } if (krb5_unparse_name(handle->context, arg->src, &prime_arg1) || krb5_unparse_name(handle->context, arg->dest, &prime_arg2)) { ret.code = KADM5_BAD_PRINCIPAL; return &ret; } sprintf(prime_arg, "%s to %s", prime_arg1, prime_arg2); ret.code = KADM5_OK; if (! CHANGEPW_SERVICE(rqstp)) { if (!acl_check(handle->context, rqstp->rq_clntcred, ACL_DELETE, arg->src, NULL)) ret.code = KADM5_AUTH_DELETE; /* any restrictions at all on the ADD kills the RENAME */ if (!acl_check(handle->context, rqstp->rq_clntcred, ACL_ADD, arg->dest, &rp) || rp) { if (ret.code == KADM5_AUTH_DELETE) ret.code = KADM5_AUTH_INSUFFICIENT; else ret.code = KADM5_AUTH_ADD; } } else ret.code = KADM5_AUTH_INSUFFICIENT; if (ret.code != KADM5_OK) { krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_rename_principal", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } else { ret.code = kadm5_rename_principal((void *)handle, arg->src, arg->dest); krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_rename_principal", prime_arg, ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); free(prime_arg1); free(prime_arg2); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } gprinc_ret * get_principal_1_svc(gprinc_arg *arg, struct svc_req *rqstp) { static gprinc_ret ret; kadm5_principal_ent_t_v1 e; char *prime_arg, *funcname; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_gprinc_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; funcname = handle->api_version == KADM5_API_VERSION_1 ? "kadm5_get_principal (V1)" : "kadm5_get_principal"; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } if (krb5_unparse_name(handle->context, arg->princ, &prime_arg)) { ret.code = KADM5_BAD_PRINCIPAL; return &ret; } if (! cmp_gss_krb5_name(handle, rqstp->rq_clntcred, arg->princ) && (CHANGEPW_SERVICE(rqstp) || !acl_check(handle->context, rqstp->rq_clntcred, ACL_INQUIRE, arg->princ, NULL))) { ret.code = KADM5_AUTH_GET; krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, funcname, prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } else { if (handle->api_version == KADM5_API_VERSION_1) { ret.code = kadm5_get_principal_v1((void *)handle, arg->princ, &e); if(ret.code == KADM5_OK) { memcpy(&ret.rec, e, sizeof(kadm5_principal_ent_rec_v1)); free(e); } } else { ret.code = kadm5_get_principal((void *)handle, arg->princ, &ret.rec, arg->mask); } krb5_klog_syslog(LOG_NOTICE, LOG_DONE, funcname, prime_arg, ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); free(prime_arg); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } gprincs_ret * get_princs_1_svc(gprincs_arg *arg, struct svc_req *rqstp) { static gprincs_ret ret; char *prime_arg; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_gprincs_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } prime_arg = arg->exp; if (prime_arg == NULL) prime_arg = "*"; if (CHANGEPW_SERVICE(rqstp) || !acl_check(handle->context, rqstp->rq_clntcred, ACL_LIST, NULL, NULL)) { ret.code = KADM5_AUTH_LIST; krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_get_principals", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } else { ret.code = kadm5_get_principals((void *)handle, arg->exp, &ret.princs, &ret.count); krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_get_principals", prime_arg, ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } generic_ret * chpass_principal_1_svc(chpass_arg *arg, struct svc_req *rqstp) { static generic_ret ret; char *prime_arg; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_generic_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } if (krb5_unparse_name(handle->context, arg->princ, &prime_arg)) { ret.code = KADM5_BAD_PRINCIPAL; return &ret; } if (cmp_gss_krb5_name(handle, rqstp->rq_clntcred, arg->princ)) { ret.code = chpass_principal_wrapper((void *)handle, arg->princ, arg->pass); } else if (!(CHANGEPW_SERVICE(rqstp)) && acl_check(handle->context, rqstp->rq_clntcred, ACL_CHANGEPW, arg->princ, NULL)) { ret.code = kadm5_chpass_principal((void *)handle, arg->princ, arg->pass); } else { krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_chpass_principal", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); ret.code = KADM5_AUTH_CHANGEPW; } if(ret.code != KADM5_AUTH_CHANGEPW) { krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_chpass_principal", prime_arg, ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); free(prime_arg); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } generic_ret * chpass_principal3_1_svc(chpass3_arg *arg, struct svc_req *rqstp) { static generic_ret ret; char *prime_arg; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_generic_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } if (krb5_unparse_name(handle->context, arg->princ, &prime_arg)) { ret.code = KADM5_BAD_PRINCIPAL; return &ret; } if (cmp_gss_krb5_name(handle, rqstp->rq_clntcred, arg->princ)) { ret.code = chpass_principal_wrapper((void *)handle, arg->princ, arg->pass); } else if (!(CHANGEPW_SERVICE(rqstp)) && acl_check(handle->context, rqstp->rq_clntcred, ACL_CHANGEPW, arg->princ, NULL)) { ret.code = kadm5_chpass_principal_3((void *)handle, arg->princ, arg->keepold, arg->n_ks_tuple, arg->ks_tuple, arg->pass); } else { krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_chpass_principal", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); ret.code = KADM5_AUTH_CHANGEPW; } if(ret.code != KADM5_AUTH_CHANGEPW) { krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_chpass_principal", prime_arg, ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); free(prime_arg); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } generic_ret * setv4key_principal_1_svc(setv4key_arg *arg, struct svc_req *rqstp) { static generic_ret ret; char *prime_arg; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_generic_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } if (krb5_unparse_name(handle->context, arg->princ, &prime_arg)) { ret.code = KADM5_BAD_PRINCIPAL; return &ret; } if (!(CHANGEPW_SERVICE(rqstp)) && acl_check(handle->context, rqstp->rq_clntcred, ACL_SETKEY, arg->princ, NULL)) { ret.code = kadm5_setv4key_principal((void *)handle, arg->princ, arg->keyblock); } else { krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_setv4key_principal", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); ret.code = KADM5_AUTH_SETKEY; } if(ret.code != KADM5_AUTH_SETKEY) { krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_setv4key_principal", prime_arg, ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); free(prime_arg); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } generic_ret * setkey_principal_1_svc(setkey_arg *arg, struct svc_req *rqstp) { static generic_ret ret; char *prime_arg; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_generic_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } if (krb5_unparse_name(handle->context, arg->princ, &prime_arg)) { ret.code = KADM5_BAD_PRINCIPAL; return &ret; } if (!(CHANGEPW_SERVICE(rqstp)) && acl_check(handle->context, rqstp->rq_clntcred, ACL_SETKEY, arg->princ, NULL)) { ret.code = kadm5_setkey_principal((void *)handle, arg->princ, arg->keyblocks, arg->n_keys); } else { krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_setkey_principal", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); ret.code = KADM5_AUTH_SETKEY; } if(ret.code != KADM5_AUTH_SETKEY) { krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_setkey_principal", prime_arg, ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); free(prime_arg); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } generic_ret * setkey_principal3_1_svc(setkey3_arg *arg, struct svc_req *rqstp) { static generic_ret ret; char *prime_arg; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_generic_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } if (krb5_unparse_name(handle->context, arg->princ, &prime_arg)) { ret.code = KADM5_BAD_PRINCIPAL; return &ret; } if (!(CHANGEPW_SERVICE(rqstp)) && acl_check(handle->context, rqstp->rq_clntcred, ACL_SETKEY, arg->princ, NULL)) { ret.code = kadm5_setkey_principal_3((void *)handle, arg->princ, arg->keepold, arg->n_ks_tuple, arg->ks_tuple, arg->keyblocks, arg->n_keys); } else { krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_setkey_principal", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); ret.code = KADM5_AUTH_SETKEY; } if(ret.code != KADM5_AUTH_SETKEY) { krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_setkey_principal", prime_arg, ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); free(prime_arg); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } chrand_ret * chrand_principal_1_svc(chrand_arg *arg, struct svc_req *rqstp) { static chrand_ret ret; krb5_keyblock *k; int nkeys; char *prime_arg, *funcname; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_chrand_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; funcname = handle->api_version == KADM5_API_VERSION_1 ? "kadm5_randkey_principal (V1)" : "kadm5_randkey_principal"; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; free_server_handle(handle); return &ret; } if (krb5_unparse_name(handle->context, arg->princ, &prime_arg)) { ret.code = KADM5_BAD_PRINCIPAL; return &ret; } if (cmp_gss_krb5_name(handle, rqstp->rq_clntcred, arg->princ)) { ret.code = randkey_principal_wrapper((void *)handle, arg->princ, &k, &nkeys); } else if (!(CHANGEPW_SERVICE(rqstp)) && acl_check(handle->context, rqstp->rq_clntcred, ACL_CHANGEPW, arg->princ, NULL)) { ret.code = kadm5_randkey_principal((void *)handle, arg->princ, &k, &nkeys); } else { krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, funcname, prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); ret.code = KADM5_AUTH_CHANGEPW; } if(ret.code == KADM5_OK) { if (handle->api_version == KADM5_API_VERSION_1) { krb5_copy_keyblock_contents(handle->context, k, &ret.key); krb5_free_keyblock(handle->context, k); } else { ret.keys = k; ret.n_keys = nkeys; } } if(ret.code != KADM5_AUTH_CHANGEPW) { krb5_klog_syslog(LOG_NOTICE, LOG_DONE, funcname, prime_arg, ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); free(prime_arg); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } chrand_ret * chrand_principal3_1_svc(chrand3_arg *arg, struct svc_req *rqstp) { static chrand_ret ret; krb5_keyblock *k; int nkeys; char *prime_arg, *funcname; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_chrand_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; funcname = handle->api_version == KADM5_API_VERSION_1 ? "kadm5_randkey_principal (V1)" : "kadm5_randkey_principal"; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; free_server_handle(handle); return &ret; } if (krb5_unparse_name(handle->context, arg->princ, &prime_arg)) { ret.code = KADM5_BAD_PRINCIPAL; return &ret; } if (cmp_gss_krb5_name(handle, rqstp->rq_clntcred, arg->princ)) { ret.code = randkey_principal_wrapper((void *)handle, arg->princ, &k, &nkeys); } else if (!(CHANGEPW_SERVICE(rqstp)) && acl_check(handle->context, rqstp->rq_clntcred, ACL_CHANGEPW, arg->princ, NULL)) { ret.code = kadm5_randkey_principal_3((void *)handle, arg->princ, arg->keepold, arg->n_ks_tuple, arg->ks_tuple, &k, &nkeys); } else { krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, funcname, prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); ret.code = KADM5_AUTH_CHANGEPW; } if(ret.code == KADM5_OK) { if (handle->api_version == KADM5_API_VERSION_1) { krb5_copy_keyblock_contents(handle->context, k, &ret.key); krb5_free_keyblock(handle->context, k); } else { ret.keys = k; ret.n_keys = nkeys; } } if(ret.code != KADM5_AUTH_CHANGEPW) { krb5_klog_syslog(LOG_NOTICE, LOG_DONE, funcname, prime_arg, ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); free(prime_arg); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } generic_ret * create_policy_1_svc(cpol_arg *arg, struct svc_req *rqstp) { static generic_ret ret; char *prime_arg; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_generic_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } prime_arg = arg->rec.policy; if (CHANGEPW_SERVICE(rqstp) || !acl_check(handle->context, rqstp->rq_clntcred, ACL_ADD, NULL, NULL)) { ret.code = KADM5_AUTH_ADD; krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_create_policy", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } else { ret.code = kadm5_create_policy((void *)handle, &arg->rec, arg->mask); krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_create_policy", ((prime_arg == NULL) ? "(null)" : prime_arg), ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } generic_ret * delete_policy_1_svc(dpol_arg *arg, struct svc_req *rqstp) { static generic_ret ret; char *prime_arg; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_generic_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } prime_arg = arg->name; if (CHANGEPW_SERVICE(rqstp) || !acl_check(handle->context, rqstp->rq_clntcred, ACL_DELETE, NULL, NULL)) { krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_delete_policy", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); ret.code = KADM5_AUTH_DELETE; } else { ret.code = kadm5_delete_policy((void *)handle, arg->name); krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_delete_policy", ((prime_arg == NULL) ? "(null)" : prime_arg), ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } generic_ret * modify_policy_1_svc(mpol_arg *arg, struct svc_req *rqstp) { static generic_ret ret; char *prime_arg; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_generic_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } prime_arg = arg->rec.policy; if (CHANGEPW_SERVICE(rqstp) || !acl_check(handle->context, rqstp->rq_clntcred, ACL_MODIFY, NULL, NULL)) { krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_modify_policy", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); ret.code = KADM5_AUTH_MODIFY; } else { ret.code = kadm5_modify_policy((void *)handle, &arg->rec, arg->mask); krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_modify_policy", ((prime_arg == NULL) ? "(null)" : prime_arg), ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } gpol_ret * get_policy_1_svc(gpol_arg *arg, struct svc_req *rqstp) { static gpol_ret ret; kadm5_ret_t ret2; char *prime_arg, *funcname; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_policy_ent_t e; kadm5_principal_ent_rec caller_ent; kadm5_server_handle_t handle; xdr_free(xdr_gpol_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; funcname = handle->api_version == KADM5_API_VERSION_1 ? "kadm5_get_policy (V1)" : "kadm5_get_policy"; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } prime_arg = arg->name; ret.code = KADM5_AUTH_GET; if (!CHANGEPW_SERVICE(rqstp) && acl_check(handle->context, rqstp->rq_clntcred, ACL_INQUIRE, NULL, NULL)) ret.code = KADM5_OK; else { ret.code = kadm5_get_principal(handle->lhandle, handle->current_caller, &caller_ent, KADM5_PRINCIPAL_NORMAL_MASK); if (ret.code == KADM5_OK) { if (caller_ent.aux_attributes & KADM5_POLICY && strcmp(caller_ent.policy, arg->name) == 0) { ret.code = KADM5_OK; } else ret.code = KADM5_AUTH_GET; ret2 = kadm5_free_principal_ent(handle->lhandle, &caller_ent); ret.code = ret.code ? ret.code : ret2; } } if (ret.code == KADM5_OK) { if (handle->api_version == KADM5_API_VERSION_1) { ret.code = kadm5_get_policy_v1((void *)handle, arg->name, &e); if(ret.code == KADM5_OK) { memcpy(&ret.rec, e, sizeof(kadm5_policy_ent_rec)); free(e); } } else { ret.code = kadm5_get_policy((void *)handle, arg->name, &ret.rec); } krb5_klog_syslog(LOG_NOTICE, LOG_DONE, funcname, ((prime_arg == NULL) ? "(null)" : prime_arg), ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } else { krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, funcname, prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } gpols_ret * get_pols_1_svc(gpols_arg *arg, struct svc_req *rqstp) { static gpols_ret ret; char *prime_arg; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_gpols_ret, &ret); if ((ret.code = new_server_handle(arg->api_version, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } prime_arg = arg->exp; if (prime_arg == NULL) prime_arg = "*"; if (CHANGEPW_SERVICE(rqstp) || !acl_check(handle->context, rqstp->rq_clntcred, ACL_LIST, NULL, NULL)) { ret.code = KADM5_AUTH_LIST; krb5_klog_syslog(LOG_NOTICE, LOG_UNAUTH, "kadm5_get_policies", prime_arg, client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } else { ret.code = kadm5_get_policies((void *)handle, arg->exp, &ret.pols, &ret.count); krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_get_policies", prime_arg, ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); } free_server_handle(handle); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } getprivs_ret * get_privs_1_svc(krb5_ui_4 *arg, struct svc_req *rqstp) { static getprivs_ret ret; gss_buffer_desc client_name, service_name; OM_uint32 minor_stat; kadm5_server_handle_t handle; xdr_free(xdr_getprivs_ret, &ret); if ((ret.code = new_server_handle(*arg, rqstp, &handle))) return &ret; if ((ret.code = check_handle((void *)handle))) { free_server_handle(handle); return &ret; } ret.api_version = handle->api_version; if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } ret.code = kadm5_get_privs((void *)handle, &ret.privs); krb5_klog_syslog(LOG_NOTICE, LOG_DONE, "kadm5_get_privs", client_name.value, ((ret.code == 0) ? "success" : error_message(ret.code)), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); free_server_handle(handle); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return &ret; } generic_ret *init_1_svc(krb5_ui_4 *arg, struct svc_req *rqstp) { static generic_ret ret; gss_buffer_desc client_name, service_name; kadm5_server_handle_t handle; OM_uint32 minor_stat; xdr_free(xdr_generic_ret, &ret); if ((ret.code = new_server_handle(*arg, rqstp, &handle))) return &ret; if (! (ret.code = check_handle((void *)handle))) { ret.api_version = handle->api_version; } free_server_handle(handle); if (setup_gss_names(rqstp, &client_name, &service_name) < 0) { ret.code = KADM5_FAILURE; return &ret; } krb5_klog_syslog(LOG_NOTICE, LOG_DONE, (ret.api_version == KADM5_API_VERSION_1 ? "kadm5_init (V1)" : "kadm5_init"), client_name.value, (ret.code == 0) ? "success" : error_message(ret.code), client_name.value, service_name.value, inet_ntoa(rqstp->rq_xprt->xp_raddr.sin_addr)); gss_release_buffer(&minor_stat, &client_name); gss_release_buffer(&minor_stat, &service_name); return(&ret); }