From 9810f3cc1e5a95ae756948ecbebfdedbcdde82b0 Mon Sep 17 00:00:00 2001 From: Simo Sorce Date: Mon, 12 Mar 2012 15:44:26 -0400 Subject: [PATCH] Kill SPKM3: Remove spkm3 support from gssd Signed-off-by: Simo Sorce Signed-off-by: Steve Dickson --- utils/gssd/gss_oids.c | 3 - utils/gssd/gss_oids.h | 1 - utils/gssd/gssd.h | 5 +- utils/gssd/gssd_main_loop.c | 11 ---- utils/gssd/gssd_proc.c | 106 +----------------------------------- 5 files changed, 4 insertions(+), 122 deletions(-) diff --git a/utils/gssd/gss_oids.c b/utils/gssd/gss_oids.c index a59c4a6..4362de2 100644 --- a/utils/gssd/gss_oids.c +++ b/utils/gssd/gss_oids.c @@ -38,6 +38,3 @@ /* from kerberos source, gssapi_krb5.c */ gss_OID_desc krb5oid = {9, "\052\206\110\206\367\022\001\002\002"}; - -gss_OID_desc spkm3oid = - {7, "\053\006\001\005\005\001\003"}; diff --git a/utils/gssd/gss_oids.h b/utils/gssd/gss_oids.h index 8b0a352..fde8532 100644 --- a/utils/gssd/gss_oids.h +++ b/utils/gssd/gss_oids.h @@ -34,7 +34,6 @@ #include extern gss_OID_desc krb5oid; -extern gss_OID_desc spkm3oid; #ifndef g_OID_equal #define g_OID_equal(o1,o2) \ diff --git a/utils/gssd/gssd.h b/utils/gssd/gssd.h index b1b5793..40f824c 100644 --- a/utils/gssd/gssd.h +++ b/utils/gssd/gssd.h @@ -55,7 +55,7 @@ /* * The gss mechanisms that we can handle */ -enum {AUTHTYPE_KRB5, AUTHTYPE_SPKM3, AUTHTYPE_LIPKEY}; +enum {AUTHTYPE_KRB5, AUTHTYPE_LIPKEY}; @@ -80,8 +80,6 @@ struct clnt_info { char *protocol; int krb5_fd; int krb5_poll_index; - int spkm3_fd; - int spkm3_poll_index; int gssd_fd; int gssd_poll_index; struct sockaddr_storage addr; @@ -98,7 +96,6 @@ struct topdirs_info { void init_client_list(void); int update_client_list(void); void handle_krb5_upcall(struct clnt_info *clp); -void handle_spkm3_upcall(struct clnt_info *clp); void handle_gssd_upcall(struct clnt_info *clp); void gssd_run(void); diff --git a/utils/gssd/gssd_main_loop.c b/utils/gssd/gssd_main_loop.c index b06c223..cec09ea 100644 --- a/utils/gssd/gssd_main_loop.c +++ b/utils/gssd/gssd_main_loop.c @@ -98,17 +98,6 @@ scan_poll_results(int ret) if (!ret) break; } - i = clp->spkm3_poll_index; - if (i >= 0 && pollarray[i].revents) { - if (pollarray[i].revents & POLLHUP) - dir_changed = 1; - if (pollarray[i].revents & POLLIN) - handle_spkm3_upcall(clp); - pollarray[clp->spkm3_poll_index].revents = 0; - ret--; - if (!ret) - break; - } } }; diff --git a/utils/gssd/gssd_proc.c b/utils/gssd/gssd_proc.c index 41328c9..a51dbae 100644 --- a/utils/gssd/gssd_proc.c +++ b/utils/gssd/gssd_proc.c @@ -299,15 +299,11 @@ destroy_client(struct clnt_info *clp) if (clp->krb5_poll_index != -1) memset(&pollarray[clp->krb5_poll_index], 0, sizeof(struct pollfd)); - if (clp->spkm3_poll_index != -1) - memset(&pollarray[clp->spkm3_poll_index], 0, - sizeof(struct pollfd)); if (clp->gssd_poll_index != -1) memset(&pollarray[clp->gssd_poll_index], 0, sizeof(struct pollfd)); if (clp->dir_fd != -1) close(clp->dir_fd); if (clp->krb5_fd != -1) close(clp->krb5_fd); - if (clp->spkm3_fd != -1) close(clp->spkm3_fd); if (clp->gssd_fd != -1) close(clp->gssd_fd); free(clp->dirname); free(clp->servicename); @@ -327,10 +323,8 @@ insert_new_clnt(void) goto out; } clp->krb5_poll_index = -1; - clp->spkm3_poll_index = -1; clp->gssd_poll_index = -1; clp->krb5_fd = -1; - clp->spkm3_fd = -1; clp->gssd_fd = -1; clp->dir_fd = -1; @@ -355,30 +349,22 @@ process_clnt_dir_files(struct clnt_info * clp) snprintf(name, sizeof(name), "%s/krb5", clp->dirname); clp->krb5_fd = open(name, O_RDWR); } - if (clp->spkm3_fd == -1) { - snprintf(name, sizeof(name), "%s/spkm3", clp->dirname); - clp->spkm3_fd = open(name, O_RDWR); - } /* If we opened a gss-specific pipe, let's try opening * the new upcall pipe again. If we succeed, close * gss-specific pipe(s). */ - if (clp->krb5_fd != -1 || clp->spkm3_fd != -1) { + if (clp->krb5_fd != -1) { clp->gssd_fd = open(gname, O_RDWR); if (clp->gssd_fd != -1) { if (clp->krb5_fd != -1) close(clp->krb5_fd); clp->krb5_fd = -1; - if (clp->spkm3_fd != -1) - close(clp->spkm3_fd); - clp->spkm3_fd = -1; } } } - if ((clp->krb5_fd == -1) && (clp->spkm3_fd == -1) && - (clp->gssd_fd == -1)) + if ((clp->krb5_fd == -1) && (clp->gssd_fd == -1)) return -1; snprintf(info_file_name, sizeof(info_file_name), "%s/info", clp->dirname); @@ -431,15 +417,6 @@ insert_clnt_poll(struct clnt_info *clp) pollarray[clp->krb5_poll_index].events |= POLLIN; } - if ((clp->spkm3_fd != -1) && (clp->spkm3_poll_index == -1)) { - if (get_poll_index(&clp->spkm3_poll_index)) { - printerr(0, "ERROR: Too many spkm3 clients\n"); - return -1; - } - pollarray[clp->spkm3_poll_index].fd = clp->spkm3_fd; - pollarray[clp->spkm3_poll_index].events |= POLLIN; - } - return 0; } @@ -839,13 +816,6 @@ int create_auth_rpc_client(struct clnt_info *clp, sec.mech = (gss_OID)&krb5oid; sec.req_flags = GSS_C_MUTUAL_FLAG; } - else if (authtype == AUTHTYPE_SPKM3) { - sec.mech = (gss_OID)&spkm3oid; - /* XXX sec.req_flags = GSS_C_ANON_FLAG; - * Need a way to switch.... - */ - sec.req_flags = GSS_C_MUTUAL_FLAG; - } else { printerr(0, "ERROR: Invalid authentication type (%d) " "in create_auth_rpc_client\n", authtype); @@ -919,9 +889,8 @@ int create_auth_rpc_client(struct clnt_info *clp, auth = authgss_create_default(rpc_clnt, clp->servicename, &sec); if (!auth) { /* Our caller should print appropriate message */ - printerr(2, "WARNING: Failed to create %s context for " + printerr(2, "WARNING: Failed to create krb5 context for " "user with uid %d for server %s\n", - (authtype == AUTHTYPE_KRB5 ? "krb5":"spkm3"), uid, clp->servername); goto out_fail; } @@ -1103,59 +1072,6 @@ out_return_error: goto out; } -/* - * this code uses the userland rpcsec gss library to create an spkm3 - * context on behalf of the kernel - */ -static void -process_spkm3_upcall(struct clnt_info *clp, uid_t uid, int fd) -{ - CLIENT *rpc_clnt = NULL; - AUTH *auth = NULL; - struct authgss_private_data pd; - gss_buffer_desc token; - - printerr(2, "handling spkm3 upcall (%s)\n", clp->dirname); - - token.length = 0; - token.value = NULL; - - if (create_auth_rpc_client(clp, &rpc_clnt, &auth, uid, AUTHTYPE_SPKM3)) { - printerr(0, "WARNING: Failed to create spkm3 context for " - "user with uid %d\n", uid); - goto out_return_error; - } - - if (!authgss_get_private_data(auth, &pd)) { - printerr(0, "WARNING: Failed to obtain authentication " - "data for user with uid %d for server %s\n", - uid, clp->servername); - goto out_return_error; - } - - if (serialize_context_for_kernel(pd.pd_ctx, &token, &spkm3oid, NULL)) { - printerr(0, "WARNING: Failed to serialize spkm3 context for " - "user with uid %d for server\n", - uid, clp->servername); - goto out_return_error; - } - - do_downcall(fd, uid, &pd, &token); - -out: - if (token.value) - free(token.value); - if (auth) - AUTH_DESTROY(auth); - if (rpc_clnt) - clnt_destroy(rpc_clnt); - return; - -out_return_error: - do_error_downcall(fd, uid, -1); - goto out; -} - void handle_krb5_upcall(struct clnt_info *clp) { @@ -1170,20 +1086,6 @@ handle_krb5_upcall(struct clnt_info *clp) return process_krb5_upcall(clp, uid, clp->krb5_fd, NULL, NULL); } -void -handle_spkm3_upcall(struct clnt_info *clp) -{ - uid_t uid; - - if (read(clp->spkm3_fd, &uid, sizeof(uid)) < (ssize_t)sizeof(uid)) { - printerr(0, "WARNING: failed reading uid from spkm3 " - "upcall pipe: %s\n", strerror(errno)); - return; - } - - return process_spkm3_upcall(clp, uid, clp->spkm3_fd); -} - void handle_gssd_upcall(struct clnt_info *clp) { @@ -1292,8 +1194,6 @@ handle_gssd_upcall(struct clnt_info *clp) if (strcmp(mech, "krb5") == 0) process_krb5_upcall(clp, uid, clp->gssd_fd, target, service); - else if (strcmp(mech, "spkm3") == 0) - process_spkm3_upcall(clp, uid, clp->gssd_fd); else printerr(0, "WARNING: handle_gssd_upcall: " "received unknown gss mech '%s'\n", mech); -- 2.39.5