diff options
Diffstat (limited to 'source4/samba_tool/gpo.c')
| -rw-r--r-- | source4/samba_tool/gpo.c | 618 |
1 files changed, 618 insertions, 0 deletions
diff --git a/source4/samba_tool/gpo.c b/source4/samba_tool/gpo.c new file mode 100644 index 0000000000..65838d0712 --- /dev/null +++ b/source4/samba_tool/gpo.c @@ -0,0 +1,618 @@ +/* + Samba Unix/Linux SMB client library + net ads commands for Group Policy + + Copyright (C) 2005-2008 Guenther Deschner + Copyright (C) 2009 Wilco Baan Hofman + + Based on Guenther's work in net_ads_gpo.h (samba 3) + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#include "includes.h" +#include "samba_tool/samba_tool.h" +#include "lib/ldb/include/ldb.h" +#include "auth/auth.h" +#include "param/param.h" +#include "libcli/security/sddl.h" +#include "dsdb/samdb/samdb.h" +#include "dsdb/common/util.h" +#include "lib/policy/policy.h" + +static int net_gpo_list_all_usage(struct net_context *ctx, int argc, const char **argv) +{ + d_printf("Syntax: samba-tool gpo listall [options]\n"); + d_printf("For a list of available options, please type samba-tool gpo listall --help\n"); + return 0; +} + +static int net_gpo_list_all(struct net_context *ctx, int argc, const char **argv) +{ + struct gp_context *gp_ctx; + struct gp_object **gpo; + const char **gpo_flags; + unsigned int i, j; + NTSTATUS rv; + + rv = gp_init(ctx, ctx->lp_ctx, ctx->credentials, ctx->event_ctx, &gp_ctx); + if (!NT_STATUS_IS_OK(rv)) { + DEBUG(0, ("Failed to connect to DC's LDAP: %s\n", get_friendly_nt_error_msg(rv))); + return 1; + } + + rv = gp_list_all_gpos(gp_ctx, &gpo); + if (!NT_STATUS_IS_OK(rv)) { + DEBUG(0, ("Failed to list all GPO's: %s\n", get_friendly_nt_error_msg(rv))); + talloc_free(gp_ctx); + return 1; + } + + for (i = 0; gpo[i] != NULL; i++) { + gp_get_gpo_flags(gp_ctx, gpo[i]->flags, &gpo_flags); + + d_printf("GPO : %s\n", gpo[i]->name); + d_printf("display name : %s\n", gpo[i]->display_name); + d_printf("path : %s\n", gpo[i]->file_sys_path); + d_printf("dn : %s\n", gpo[i]->dn); + d_printf("version : %d\n", gpo[i]->version); + if (gpo_flags[0] == NULL) { + d_printf("flags : NONE\n"); + } else { + d_printf("flags : %s\n", gpo_flags[0]); + for (j = 1; gpo_flags[j] != NULL; j++) { + d_printf(" %s\n", gpo_flags[i]); + } + } + d_printf("\n"); + talloc_free(gpo_flags); + } + talloc_free(gp_ctx); + + return 0; +} + +static int net_gpo_get_gpo_usage(struct net_context *ctx, int argc, const char **argv) +{ + d_printf("Syntax: samba-tool gpo show <dn> [options]\n"); + d_printf("For a list of available options, please type samba-tool gpo show --help\n"); + return 0; +} + +static int net_gpo_get_gpo(struct net_context *ctx, int argc, const char **argv) +{ + struct gp_context *gp_ctx; + struct gp_object *gpo; + const char **gpo_flags; + char *sddl; + int i; + NTSTATUS rv; + + if (argc != 1) { + return net_gpo_get_gpo_usage(ctx, argc, argv); + } + + + rv = gp_init(ctx, ctx->lp_ctx, ctx->credentials, ctx->event_ctx, &gp_ctx); + if (!NT_STATUS_IS_OK(rv)) { + DEBUG(0, ("Failed to connect to DC's LDAP: %s\n", get_friendly_nt_error_msg(rv))); + return 1; + } + + rv = gp_get_gpo_info(gp_ctx, argv[0], &gpo); + if (!NT_STATUS_IS_OK(rv)) { + DEBUG(0, ("Failed to get GPO: %s\n", get_friendly_nt_error_msg(rv))); + talloc_free(gp_ctx); + return 1; + } + + gp_get_gpo_flags(gp_ctx, gpo->flags, &gpo_flags); + + d_printf("GPO : %s\n", gpo->name); + d_printf("display name : %s\n", gpo->display_name); + d_printf("path : %s\n", gpo->file_sys_path); + d_printf("dn : %s\n", gpo->dn); + d_printf("version : %d\n", gpo->version); + if (gpo_flags[0] == NULL) { + d_printf("flags : NONE\n"); + } else { + d_printf("flags : %s\n", gpo_flags[0]); + for (i = 1; gpo_flags[i] != NULL; i++) { + d_printf(" %s\n", gpo_flags[i]); + } + } + sddl = sddl_encode(gp_ctx, gpo->security_descriptor, samdb_domain_sid(gp_ctx->ldb_ctx)); + if (sddl != NULL) { + d_printf("ACL : %s\n", sddl); + } + + d_printf("\n"); + + talloc_free(gp_ctx); + return 0; +} + +static int net_gpo_link_get_usage(struct net_context *ctx, int argc, const char **argv) +{ + d_printf("Syntax: samba-tool gpo getlink <dn> [options]\n"); + d_printf("For a list of available options, please type samba-tool gpo getlink --help\n"); + return 0; +} + +static int net_gpo_link_get(struct net_context *ctx, int argc, const char **argv) +{ + struct gp_context *gp_ctx; + struct gp_link **links; + NTSTATUS rv; + unsigned int i,j; + const char **options; + + if (argc != 1) { + return net_gpo_link_get_usage(ctx, argc, argv); + } + + rv = gp_init(ctx, ctx->lp_ctx, ctx->credentials, ctx->event_ctx, &gp_ctx); + if (!NT_STATUS_IS_OK(rv)) { + DEBUG(0, ("Failed to connect to DC's LDAP: %s\n", get_friendly_nt_error_msg(rv))); + return 1; + } + + rv = gp_get_gplinks(gp_ctx, argv[0], &links); + if (!NT_STATUS_IS_OK(rv)) { + DEBUG(0, ("Failed to get gplinks: %s\n", get_friendly_nt_error_msg(rv))); + talloc_free(gp_ctx); + return 1; + } + + for (i = 0; links[i] != NULL; i++) { + gp_get_gplink_options(gp_ctx, links[i]->options, &options); + + d_printf("GPO DN : %s\n", links[i]->dn); + if (options[0] == NULL) { + d_printf("Options : NONE\n"); + } else { + d_printf("Options : %s\n", options[0]); + for (j = 1; options[j] != NULL; j++) { + d_printf(" : %s\n", options[j]); + } + } + d_printf("\n"); + + talloc_free(options); + } + + talloc_free(gp_ctx); + + return 0; +} + +static int net_gpo_list_usage(struct net_context *ctx, int argc, const char **argv) +{ + d_printf("Syntax: samba-tool gpo list <username> [options]\n"); + d_printf("For a list of available options, please type samba-tool gpo list --help\n"); + return 0; +} + +static int net_gpo_list(struct net_context *ctx, int argc, const char **argv) +{ + struct gp_context *gp_ctx; + struct ldb_result *result; + struct auth_serversupplied_info *server_info; + struct auth_session_info *session_info; + DATA_BLOB dummy = { NULL, 0 }; + const char **gpos; + NTSTATUS status; + int rv; + unsigned int i; + struct auth_context *auth_context; + + if (argc != 1) { + return net_gpo_list_usage(ctx, argc, argv); + } + + status = gp_init(ctx, ctx->lp_ctx, ctx->credentials, ctx->event_ctx, &gp_ctx); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Failed to connect to DC's LDAP: %s\n", get_friendly_nt_error_msg(status))); + return 1; + } + + /* Find the user in the directory. We need extended DN's for group expansion + * in authsam_make_server_info */ + rv = dsdb_search(gp_ctx->ldb_ctx, + gp_ctx, + &result, + ldb_get_default_basedn(gp_ctx->ldb_ctx), + LDB_SCOPE_SUBTREE, + NULL, + DSDB_SEARCH_SHOW_EXTENDED_DN, + "(&(objectClass=user)(sAMAccountName=%s))", argv[0]); + if (rv != LDB_SUCCESS) { + DEBUG(0, ("LDB search failed: %s\n%s\n", ldb_strerror(rv),ldb_errstring(gp_ctx->ldb_ctx))); + talloc_free(gp_ctx); + return 1; + } + + /* We expect exactly one record */ + if (result->count != 1) { + DEBUG(0, ("Could not find SAM account with name %s\n", argv[0])); + talloc_free(gp_ctx); + return 1; + } + + /* We need the server info, as this will contain the groups of this + * user, needed for a token */ + status = authsam_make_server_info(gp_ctx, + gp_ctx->ldb_ctx, + lpcfg_netbios_name(gp_ctx->lp_ctx), + lpcfg_sam_name(gp_ctx->lp_ctx), + ldb_get_default_basedn(gp_ctx->ldb_ctx), + result->msgs[0], + dummy, + dummy, + &server_info); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Failed to make server information: %s\n", get_friendly_nt_error_msg(status))); + talloc_free(gp_ctx); + return 1; + } + + /* We do now need an auth context to create a session */ + status = auth_context_create_from_ldb(gp_ctx, gp_ctx->ldb_ctx, &auth_context); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Failed to get an auth context: %s\n", get_friendly_nt_error_msg(status))); + talloc_free(gp_ctx); + return 1; + } + + /* The session info will contain the security token for this user */ + status = auth_generate_session_info(gp_ctx, auth_context, server_info, 0, &session_info); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Failed to generate session information: %s\n", get_friendly_nt_error_msg(status))); + talloc_free(gp_ctx); + return 1; + } + + status = gp_list_gpos(gp_ctx, session_info->security_token, &gpos); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Failed to list gpos for user %s: %s\n", argv[0], + get_friendly_nt_error_msg(status))); + talloc_free(gp_ctx); + return 1; + } + + d_printf("GPO's for user %s:\n", argv[0]); + for (i = 0; gpos[i] != NULL; i++) { + d_printf("\t%s\n", gpos[i]); + } + + talloc_free(gp_ctx); + return 0; +} + +static int net_gpo_link_set_usage(struct net_context *ctx, int argc, const char **argv) +{ + d_printf("Syntax: samba-tool gpo setlink <container> <gpo> ['disable'] ['enforce'] [options]\n"); + d_printf("For a list of available options, please type samba-tool gpo setlink --help\n"); + return 0; +} + +static int net_gpo_link_set(struct net_context *ctx, int argc, const char **argv) +{ + struct gp_link *gplink = talloc_zero(ctx, struct gp_link); + struct gp_context *gp_ctx; + unsigned int i; + NTSTATUS status; + + if (argc < 2) { + return net_gpo_link_set_usage(ctx, argc, argv); + } + + if (argc >= 3) { + for (i = 2; i < argc; i++) { + if (strcmp(argv[i], "disable") == 0) { + gplink->options |= GPLINK_OPT_DISABLE; + } + if (strcmp(argv[i], "enforce") == 0) { + gplink->options |= GPLINK_OPT_ENFORCE; + } + } + } + gplink->dn = argv[1]; + + status = gp_init(ctx, ctx->lp_ctx, ctx->credentials, ctx->event_ctx, &gp_ctx); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Failed to connect to DC's LDAP: %s\n", get_friendly_nt_error_msg(status))); + return 1; + } + + status = gp_set_gplink(gp_ctx, argv[0], gplink); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Failed to set GPO link on container: %s\n", get_friendly_nt_error_msg(status))); + return 1; + } + d_printf("Set link on container.\nCurrent Group Policy links:\n"); + + /* Display current links */ + net_gpo_link_get(ctx, 1, argv); + + talloc_free(gp_ctx); + return 0; +} + +static int net_gpo_link_del_usage(struct net_context *ctx, int argc, const char **argv) +{ + d_printf("Syntax: samba-tool gpo dellink <container> <gpo> [options]\n"); + d_printf("For a list of available options, please type samba-tool gpo dellink --help\n"); + return 0; +} + +static int net_gpo_link_del(struct net_context *ctx, int argc, const char **argv) +{ + struct gp_context *gp_ctx; + NTSTATUS status; + + if (argc != 2) { + return net_gpo_link_del_usage(ctx, argc, argv); + } + + status = gp_init(ctx, ctx->lp_ctx, ctx->credentials, ctx->event_ctx, &gp_ctx); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Failed to connect to DC's LDAP: %s\n", get_friendly_nt_error_msg(status))); + return 1; + } + + status = gp_del_gplink(gp_ctx, argv[0], argv[1]); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Failed to delete gplink: %s\n", get_friendly_nt_error_msg(status))); + talloc_free(gp_ctx); + return 1; + } + d_printf("Deleted gplink.\nCurrent Group Policy links:\n\n"); + + /* Display current links */ + net_gpo_link_get(ctx, 1, argv); + + talloc_free(gp_ctx); + return 0; +} + +static int net_gpo_inheritance_get_usage(struct net_context *ctx, int argc, const char **argv) +{ + d_printf("Syntax: samba-tool gpo getinheritance <container> [options]\n"); + d_printf("For a list of available options, please type samba-tool gpo getinheritance --help\n"); + return 0; +} + +static int net_gpo_inheritance_get(struct net_context *ctx, int argc, const char **argv) +{ + struct gp_context *gp_ctx; + enum gpo_inheritance inheritance; + NTSTATUS status; + + if (argc != 1) { + return net_gpo_inheritance_get_usage(ctx, argc, argv); + } + + status = gp_init(ctx, ctx->lp_ctx, ctx->credentials, ctx->event_ctx, &gp_ctx); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Failed to connect to DC's LDAP: %s\n", get_friendly_nt_error_msg(status))); + return 1; + } + + status = gp_get_inheritance(gp_ctx, argv[0], &inheritance); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Failed to set GPO link on container: %s\n", get_friendly_nt_error_msg(status))); + talloc_free(gp_ctx); + return 1; + } + + if (inheritance == GPO_BLOCK_INHERITANCE) { + d_printf("container has GPO_BLOCK_INHERITANCE\n"); + } else { + d_printf("container has GPO_INHERIT\n"); + } + + talloc_free(gp_ctx); + return 0; +} + +static int net_gpo_inheritance_set_usage(struct net_context *ctx, int argc, const char **argv) +{ + d_printf("Syntax: samba-tool gpo setinheritance <container> <\"block\"|\"inherit\"> [options]\n"); + d_printf("For a list of available options, please type samba-tool gpo setinheritance --help\n"); + return 0; +} + +static int net_gpo_inheritance_set(struct net_context *ctx, int argc, const char **argv) +{ + struct gp_context *gp_ctx; + enum gpo_inheritance inheritance; + NTSTATUS status; + + if (argc != 2) { + return net_gpo_inheritance_set_usage(ctx, argc, argv); + } + + if (strcmp(argv[1], "inherit") == 0) { + inheritance = GPO_INHERIT; + } else if (strcmp(argv[1], "block") == 0) { + inheritance = GPO_BLOCK_INHERITANCE; + } else { + return net_gpo_inheritance_set_usage(ctx, argc, argv); + } + + status = gp_init(ctx, ctx->lp_ctx, ctx->credentials, ctx->event_ctx, &gp_ctx); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Failed to connect to DC's LDAP: %s\n", get_friendly_nt_error_msg(status))); + return 1; + } + + status = gp_set_inheritance(gp_ctx, argv[0], inheritance); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Failed to set GPO link on container: %s\n", get_friendly_nt_error_msg(status))); + talloc_free(gp_ctx); + return 1; + } + + /* Display current links */ + net_gpo_inheritance_get(ctx, 1, argv); + + return 0; +} + +static int net_gpo_fetch_usage(struct net_context *ctx, int argc, const char **argv) +{ + d_printf("Syntax: samba-tool gpo fetch <container> [options]\n"); + d_printf("For a list of available options, please type samba-tool gpo fetch --help\n"); + return 0; +} + +static int net_gpo_fetch(struct net_context *ctx, int argc, const char **argv) +{ + struct gp_context *gp_ctx; + struct gp_object *gpo; + const char *path; + NTSTATUS rv; + + if (argc != 1) { + return net_gpo_fetch_usage(ctx, argc, argv); + } + + rv = gp_init(ctx, ctx->lp_ctx, ctx->credentials, ctx->event_ctx, &gp_ctx); + if (!NT_STATUS_IS_OK(rv)) { + DEBUG(0, ("Failed to connect to DC's LDAP: %s\n", get_friendly_nt_error_msg(rv))); + return 1; + } + + rv = gp_get_gpo_info(gp_ctx, argv[0], &gpo); + if (!NT_STATUS_IS_OK(rv)) { + DEBUG(0, ("Failed to get GPO: %s\n", get_friendly_nt_error_msg(rv))); + talloc_free(gp_ctx); + return 1; + } + + rv = gp_fetch_gpt(gp_ctx, gpo, &path); + if (!NT_STATUS_IS_OK(rv)) { + DEBUG(0, ("Failed to fetch GPO: %s\n", get_friendly_nt_error_msg(rv))); + talloc_free(gp_ctx); + return 1; + } + d_printf("%s\n", path); + + return 0; +} +static int net_gpo_create_usage(struct net_context *ctx, int argc, const char **argv) +{ + d_printf("Syntax: samba-tool gpo create <displayname> [options]\n"); + d_printf("For a list of available options, please type samba-tool gpo create --help\n"); + return 0; +} + +static int net_gpo_create(struct net_context *ctx, int argc, const char **argv) +{ + struct gp_context *gp_ctx; + struct gp_object *gpo; + NTSTATUS rv; + + if (argc != 1) { + return net_gpo_create_usage(ctx, argc, argv); + } + + rv = gp_init(ctx, ctx->lp_ctx, ctx->credentials, ctx->event_ctx, &gp_ctx); + if (!NT_STATUS_IS_OK(rv)) { + DEBUG(0, ("Failed to connect to DC's LDAP: %s\n", get_friendly_nt_error_msg(rv))); + return 1; + } + + rv = gp_create_gpo(gp_ctx, argv[0], &gpo); + if (!NT_STATUS_IS_OK(rv)) { + DEBUG(0, ("Failed to create GPO: %s\n", get_friendly_nt_error_msg(rv))); + talloc_free(gp_ctx); + return 1; + } + + + return 0; +} + +static int net_gpo_set_acl_usage(struct net_context *ctx, int argc, const char **argv) +{ + d_printf("Syntax: samba-tool gpo setacl <dn> <sddl> [options]\n"); + d_printf("For a list of available options, please type samba-tool gpo setacl --help\n"); + return 0; +} + +static int net_gpo_set_acl(struct net_context *ctx, int argc, const char **argv) +{ + struct gp_context *gp_ctx; + struct security_descriptor *sd; + NTSTATUS rv; + + if (argc != 2) { + return net_gpo_set_acl_usage(ctx, argc, argv); + } + + rv = gp_init(ctx, ctx->lp_ctx, ctx->credentials, ctx->event_ctx, &gp_ctx); + if (!NT_STATUS_IS_OK(rv)) { + DEBUG(0, ("Failed to connect to DC's LDAP: %s\n", get_friendly_nt_error_msg(rv))); + return 1; + } + + /* Convert sddl to security descriptor */ + sd = sddl_decode(gp_ctx, argv[1], samdb_domain_sid(gp_ctx->ldb_ctx)); + if (sd == NULL) { + DEBUG(0, ("Invalid SDDL\n")); + talloc_free(gp_ctx); + return 1; + } + + rv = gp_set_acl(gp_ctx, argv[0], sd); + if (!NT_STATUS_IS_OK(rv)) { + DEBUG(0, ("Failed to set ACL on GPO: %s\n", get_friendly_nt_error_msg(rv))); + talloc_free(gp_ctx); + return 1; + } + + talloc_free(gp_ctx); + return 0; +} + + + +static const struct net_functable net_gpo_functable[] = { + { "listall", "List all GPO's on a DC\n", net_gpo_list_all, net_gpo_list_all_usage }, + { "list", "List all active GPO's for a machine/user\n", net_gpo_list, net_gpo_list_usage }, + { "show", "Show information for a GPO\n", net_gpo_get_gpo, net_gpo_get_gpo_usage }, + { "getlink", "List gPLink of container\n", net_gpo_link_get, net_gpo_link_get_usage }, + { "setlink", "Link a GPO to a container\n", net_gpo_link_set, net_gpo_link_set_usage }, + { "dellink", "Delete GPO link from a container\n", net_gpo_link_del, net_gpo_link_del_usage }, + { "getinheritance", "Get inheritance flag from a container\n", net_gpo_inheritance_get, net_gpo_inheritance_get_usage }, + { "setinheritance", "Set inheritance flag on a container\n", net_gpo_inheritance_set, net_gpo_inheritance_set_usage }, + { "fetch", "Download a GPO\n", net_gpo_fetch, net_gpo_fetch_usage }, + { "create", "Create a GPO\n", net_gpo_create, net_gpo_create_usage }, + { "setacl", "Set ACL on a GPO\n", net_gpo_set_acl, net_gpo_set_acl_usage }, + { NULL, NULL } +}; + +int net_gpo_usage(struct net_context *ctx, int argc, const char **argv) +{ + d_printf("Syntax: samba-tool gpo <command> [options]\n"); + d_printf("For available commands, please type samba-tool gpo help\n"); + return 0; +} + +int net_gpo(struct net_context *ctx, int argc, const char **argv) +{ + return net_run_function(ctx, argc, argv, net_gpo_functable, net_gpo_usage); +} |