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-rw-r--r--source3/utils/smbcacls.c1032
1 files changed, 1032 insertions, 0 deletions
diff --git a/source3/utils/smbcacls.c b/source3/utils/smbcacls.c
new file mode 100644
index 0000000000..d488ce2187
--- /dev/null
+++ b/source3/utils/smbcacls.c
@@ -0,0 +1,1032 @@
+/*
+ Unix SMB/CIFS implementation.
+ ACL get/set utility
+
+ Copyright (C) Andrew Tridgell 2000
+ Copyright (C) Tim Potter 2000
+ Copyright (C) Jeremy Allison 2000
+ Copyright (C) Jelmer Vernooij 2003
+
+ 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"
+
+static int test_args = False;
+
+#define CREATE_ACCESS_READ READ_CONTROL_ACCESS
+
+/* numeric is set when the user wants numeric SIDs and ACEs rather
+ than going via LSA calls to resolve them */
+static int numeric = False;
+
+enum acl_mode {SMB_ACL_SET, SMB_ACL_DELETE, SMB_ACL_MODIFY, SMB_ACL_ADD };
+enum chown_mode {REQUEST_NONE, REQUEST_CHOWN, REQUEST_CHGRP};
+enum exit_values {EXIT_OK, EXIT_FAILED, EXIT_PARSE_ERROR};
+
+struct perm_value {
+ const char *perm;
+ uint32 mask;
+};
+
+/* These values discovered by inspection */
+
+static const struct perm_value special_values[] = {
+ { "R", 0x00120089 },
+ { "W", 0x00120116 },
+ { "X", 0x001200a0 },
+ { "D", 0x00010000 },
+ { "P", 0x00040000 },
+ { "O", 0x00080000 },
+ { NULL, 0 },
+};
+
+static const struct perm_value standard_values[] = {
+ { "READ", 0x001200a9 },
+ { "CHANGE", 0x001301bf },
+ { "FULL", 0x001f01ff },
+ { NULL, 0 },
+};
+
+/* Open cli connection and policy handle */
+
+static NTSTATUS cli_lsa_lookup_sid(struct cli_state *cli,
+ const DOM_SID *sid,
+ TALLOC_CTX *mem_ctx,
+ enum lsa_SidType *type,
+ char **domain, char **name)
+{
+ uint16 orig_cnum = cli->cnum;
+ struct rpc_pipe_client *p;
+ struct policy_handle handle;
+ NTSTATUS status;
+ TALLOC_CTX *frame = talloc_stackframe();
+ enum lsa_SidType *types;
+ char **domains;
+ char **names;
+
+ if (!cli_send_tconX(cli, "IPC$", "?????", "", 0)) {
+ return cli_nt_error(cli);
+ }
+
+ status = cli_rpc_pipe_open_noauth(cli, &ndr_table_lsarpc.syntax_id,
+ &p);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto fail;
+ }
+
+ status = rpccli_lsa_open_policy(p, talloc_tos(), True,
+ GENERIC_EXECUTE_ACCESS, &handle);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto fail;
+ }
+
+ status = rpccli_lsa_lookup_sids(p, talloc_tos(), &handle, 1, sid,
+ &domains, &names, &types);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto fail;
+ }
+
+ *type = types[0];
+ *domain = talloc_move(mem_ctx, &domains[0]);
+ *name = talloc_move(mem_ctx, &names[0]);
+
+ status = NT_STATUS_OK;
+ fail:
+ TALLOC_FREE(p);
+ cli_tdis(cli);
+ cli->cnum = orig_cnum;
+ TALLOC_FREE(frame);
+ return status;
+}
+
+static NTSTATUS cli_lsa_lookup_name(struct cli_state *cli,
+ const char *name,
+ enum lsa_SidType *type,
+ DOM_SID *sid)
+{
+ uint16 orig_cnum = cli->cnum;
+ struct rpc_pipe_client *p;
+ struct policy_handle handle;
+ NTSTATUS status;
+ TALLOC_CTX *frame = talloc_stackframe();
+ DOM_SID *sids;
+ enum lsa_SidType *types;
+
+ if (!cli_send_tconX(cli, "IPC$", "?????", "", 0)) {
+ return cli_nt_error(cli);
+ }
+
+ status = cli_rpc_pipe_open_noauth(cli, &ndr_table_lsarpc.syntax_id,
+ &p);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto fail;
+ }
+
+ status = rpccli_lsa_open_policy(p, talloc_tos(), True,
+ GENERIC_EXECUTE_ACCESS, &handle);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto fail;
+ }
+
+ status = rpccli_lsa_lookup_names(p, talloc_tos(), &handle, 1, &name,
+ NULL, 1, &sids, &types);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto fail;
+ }
+
+ *type = types[0];
+ *sid = sids[0];
+
+ status = NT_STATUS_OK;
+ fail:
+ TALLOC_FREE(p);
+ cli_tdis(cli);
+ cli->cnum = orig_cnum;
+ TALLOC_FREE(frame);
+ return status;
+}
+
+/* convert a SID to a string, either numeric or username/group */
+static void SidToString(struct cli_state *cli, fstring str, const DOM_SID *sid)
+{
+ char *domain = NULL;
+ char *name = NULL;
+ enum lsa_SidType type;
+ NTSTATUS status;
+
+ sid_to_fstring(str, sid);
+
+ if (numeric) {
+ return;
+ }
+
+ status = cli_lsa_lookup_sid(cli, sid, talloc_tos(), &type,
+ &domain, &name);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ return;
+ }
+
+ slprintf(str, sizeof(fstring) - 1, "%s%s%s",
+ domain, lp_winbind_separator(), name);
+
+}
+
+/* convert a string to a SID, either numeric or username/group */
+static bool StringToSid(struct cli_state *cli, DOM_SID *sid, const char *str)
+{
+ enum lsa_SidType type;
+
+ if (strncmp(str, "S-", 2) == 0) {
+ return string_to_sid(sid, str);
+ }
+
+ return NT_STATUS_IS_OK(cli_lsa_lookup_name(cli, str, &type, sid));
+}
+
+
+/* print an ACE on a FILE, using either numeric or ascii representation */
+static void print_ace(struct cli_state *cli, FILE *f, SEC_ACE *ace)
+{
+ const struct perm_value *v;
+ fstring sidstr;
+ int do_print = 0;
+ uint32 got_mask;
+
+ SidToString(cli, sidstr, &ace->trustee);
+
+ fprintf(f, "%s:", sidstr);
+
+ if (numeric) {
+ fprintf(f, "%d/%d/0x%08x",
+ ace->type, ace->flags, ace->access_mask);
+ return;
+ }
+
+ /* Ace type */
+
+ if (ace->type == SEC_ACE_TYPE_ACCESS_ALLOWED) {
+ fprintf(f, "ALLOWED");
+ } else if (ace->type == SEC_ACE_TYPE_ACCESS_DENIED) {
+ fprintf(f, "DENIED");
+ } else {
+ fprintf(f, "%d", ace->type);
+ }
+
+ /* Not sure what flags can be set in a file ACL */
+
+ fprintf(f, "/%d/", ace->flags);
+
+ /* Standard permissions */
+
+ for (v = standard_values; v->perm; v++) {
+ if (ace->access_mask == v->mask) {
+ fprintf(f, "%s", v->perm);
+ return;
+ }
+ }
+
+ /* Special permissions. Print out a hex value if we have
+ leftover bits in the mask. */
+
+ got_mask = ace->access_mask;
+
+ again:
+ for (v = special_values; v->perm; v++) {
+ if ((ace->access_mask & v->mask) == v->mask) {
+ if (do_print) {
+ fprintf(f, "%s", v->perm);
+ }
+ got_mask &= ~v->mask;
+ }
+ }
+
+ if (!do_print) {
+ if (got_mask != 0) {
+ fprintf(f, "0x%08x", ace->access_mask);
+ } else {
+ do_print = 1;
+ goto again;
+ }
+ }
+}
+
+
+/* parse an ACE in the same format as print_ace() */
+static bool parse_ace(struct cli_state *cli, SEC_ACE *ace,
+ const char *orig_str)
+{
+ char *p;
+ const char *cp;
+ char *tok;
+ unsigned int atype = 0;
+ unsigned int aflags = 0;
+ unsigned int amask = 0;
+ DOM_SID sid;
+ SEC_ACCESS mask;
+ const struct perm_value *v;
+ char *str = SMB_STRDUP(orig_str);
+ TALLOC_CTX *frame = talloc_stackframe();
+
+ if (!str) {
+ TALLOC_FREE(frame);
+ return False;
+ }
+
+ ZERO_STRUCTP(ace);
+ p = strchr_m(str,':');
+ if (!p) {
+ printf("ACE '%s': missing ':'.\n", orig_str);
+ SAFE_FREE(str);
+ TALLOC_FREE(frame);
+ return False;
+ }
+ *p = '\0';
+ p++;
+ /* Try to parse numeric form */
+
+ if (sscanf(p, "%i/%i/%i", &atype, &aflags, &amask) == 3 &&
+ StringToSid(cli, &sid, str)) {
+ goto done;
+ }
+
+ /* Try to parse text form */
+
+ if (!StringToSid(cli, &sid, str)) {
+ printf("ACE '%s': failed to convert '%s' to SID\n",
+ orig_str, str);
+ SAFE_FREE(str);
+ TALLOC_FREE(frame);
+ return False;
+ }
+
+ cp = p;
+ if (!next_token_talloc(frame, &cp, &tok, "/")) {
+ printf("ACE '%s': failed to find '/' character.\n",
+ orig_str);
+ SAFE_FREE(str);
+ TALLOC_FREE(frame);
+ return False;
+ }
+
+ if (strncmp(tok, "ALLOWED", strlen("ALLOWED")) == 0) {
+ atype = SEC_ACE_TYPE_ACCESS_ALLOWED;
+ } else if (strncmp(tok, "DENIED", strlen("DENIED")) == 0) {
+ atype = SEC_ACE_TYPE_ACCESS_DENIED;
+ } else {
+ printf("ACE '%s': missing 'ALLOWED' or 'DENIED' entry at '%s'\n",
+ orig_str, tok);
+ SAFE_FREE(str);
+ TALLOC_FREE(frame);
+ return False;
+ }
+
+ /* Only numeric form accepted for flags at present */
+
+ if (!(next_token_talloc(frame, &cp, &tok, "/") &&
+ sscanf(tok, "%i", &aflags))) {
+ printf("ACE '%s': bad integer flags entry at '%s'\n",
+ orig_str, tok);
+ SAFE_FREE(str);
+ TALLOC_FREE(frame);
+ return False;
+ }
+
+ if (!next_token_talloc(frame, &cp, &tok, "/")) {
+ printf("ACE '%s': missing / at '%s'\n",
+ orig_str, tok);
+ SAFE_FREE(str);
+ TALLOC_FREE(frame);
+ return False;
+ }
+
+ if (strncmp(tok, "0x", 2) == 0) {
+ if (sscanf(tok, "%i", &amask) != 1) {
+ printf("ACE '%s': bad hex number at '%s'\n",
+ orig_str, tok);
+ SAFE_FREE(str);
+ TALLOC_FREE(frame);
+ return False;
+ }
+ goto done;
+ }
+
+ for (v = standard_values; v->perm; v++) {
+ if (strcmp(tok, v->perm) == 0) {
+ amask = v->mask;
+ goto done;
+ }
+ }
+
+ p = tok;
+
+ while(*p) {
+ bool found = False;
+
+ for (v = special_values; v->perm; v++) {
+ if (v->perm[0] == *p) {
+ amask |= v->mask;
+ found = True;
+ }
+ }
+
+ if (!found) {
+ printf("ACE '%s': bad permission value at '%s'\n",
+ orig_str, p);
+ SAFE_FREE(str);
+ TALLOC_FREE(frame);
+ return False;
+ }
+ p++;
+ }
+
+ if (*p) {
+ TALLOC_FREE(frame);
+ SAFE_FREE(str);
+ return False;
+ }
+
+ done:
+ mask = amask;
+ init_sec_ace(ace, &sid, atype, mask, aflags);
+ TALLOC_FREE(frame);
+ SAFE_FREE(str);
+ return True;
+}
+
+/* add an ACE to a list of ACEs in a SEC_ACL */
+static bool add_ace(SEC_ACL **the_acl, SEC_ACE *ace)
+{
+ SEC_ACL *new_ace;
+ SEC_ACE *aces;
+ if (! *the_acl) {
+ return (((*the_acl) = make_sec_acl(talloc_tos(), 3, 1, ace))
+ != NULL);
+ }
+
+ if (!(aces = SMB_CALLOC_ARRAY(SEC_ACE, 1+(*the_acl)->num_aces))) {
+ return False;
+ }
+ memcpy(aces, (*the_acl)->aces, (*the_acl)->num_aces * sizeof(SEC_ACE));
+ memcpy(aces+(*the_acl)->num_aces, ace, sizeof(SEC_ACE));
+ new_ace = make_sec_acl(talloc_tos(),(*the_acl)->revision,1+(*the_acl)->num_aces, aces);
+ SAFE_FREE(aces);
+ (*the_acl) = new_ace;
+ return True;
+}
+
+/* parse a ascii version of a security descriptor */
+static SEC_DESC *sec_desc_parse(TALLOC_CTX *ctx, struct cli_state *cli, char *str)
+{
+ const char *p = str;
+ char *tok;
+ SEC_DESC *ret = NULL;
+ size_t sd_size;
+ DOM_SID *grp_sid=NULL, *owner_sid=NULL;
+ SEC_ACL *dacl=NULL;
+ int revision=1;
+
+ while (next_token_talloc(ctx, &p, &tok, "\t,\r\n")) {
+ if (strncmp(tok,"REVISION:", 9) == 0) {
+ revision = strtol(tok+9, NULL, 16);
+ continue;
+ }
+
+ if (strncmp(tok,"OWNER:", 6) == 0) {
+ if (owner_sid) {
+ printf("Only specify owner once\n");
+ goto done;
+ }
+ owner_sid = SMB_CALLOC_ARRAY(DOM_SID, 1);
+ if (!owner_sid ||
+ !StringToSid(cli, owner_sid, tok+6)) {
+ printf("Failed to parse owner sid\n");
+ goto done;
+ }
+ continue;
+ }
+
+ if (strncmp(tok,"GROUP:", 6) == 0) {
+ if (grp_sid) {
+ printf("Only specify group once\n");
+ goto done;
+ }
+ grp_sid = SMB_CALLOC_ARRAY(DOM_SID, 1);
+ if (!grp_sid ||
+ !StringToSid(cli, grp_sid, tok+6)) {
+ printf("Failed to parse group sid\n");
+ goto done;
+ }
+ continue;
+ }
+
+ if (strncmp(tok,"ACL:", 4) == 0) {
+ SEC_ACE ace;
+ if (!parse_ace(cli, &ace, tok+4)) {
+ goto done;
+ }
+ if(!add_ace(&dacl, &ace)) {
+ printf("Failed to add ACL %s\n", tok);
+ goto done;
+ }
+ continue;
+ }
+
+ printf("Failed to parse token '%s' in security descriptor,\n", tok);
+ goto done;
+ }
+
+ ret = make_sec_desc(ctx,revision, SEC_DESC_SELF_RELATIVE, owner_sid, grp_sid,
+ NULL, dacl, &sd_size);
+
+ done:
+ SAFE_FREE(grp_sid);
+ SAFE_FREE(owner_sid);
+
+ return ret;
+}
+
+
+/* print a ascii version of a security descriptor on a FILE handle */
+static void sec_desc_print(struct cli_state *cli, FILE *f, SEC_DESC *sd)
+{
+ fstring sidstr;
+ uint32 i;
+
+ fprintf(f, "REVISION:%d\n", sd->revision);
+
+ /* Print owner and group sid */
+
+ if (sd->owner_sid) {
+ SidToString(cli, sidstr, sd->owner_sid);
+ } else {
+ fstrcpy(sidstr, "");
+ }
+
+ fprintf(f, "OWNER:%s\n", sidstr);
+
+ if (sd->group_sid) {
+ SidToString(cli, sidstr, sd->group_sid);
+ } else {
+ fstrcpy(sidstr, "");
+ }
+
+ fprintf(f, "GROUP:%s\n", sidstr);
+
+ /* Print aces */
+ for (i = 0; sd->dacl && i < sd->dacl->num_aces; i++) {
+ SEC_ACE *ace = &sd->dacl->aces[i];
+ fprintf(f, "ACL:");
+ print_ace(cli, f, ace);
+ fprintf(f, "\n");
+ }
+
+}
+
+/*****************************************************
+dump the acls for a file
+*******************************************************/
+static int cacl_dump(struct cli_state *cli, char *filename)
+{
+ int result = EXIT_FAILED;
+ int fnum = -1;
+ SEC_DESC *sd;
+
+ if (test_args)
+ return EXIT_OK;
+
+ fnum = cli_nt_create(cli, filename, CREATE_ACCESS_READ);
+
+ if (fnum == -1) {
+ printf("Failed to open %s: %s\n", filename, cli_errstr(cli));
+ goto done;
+ }
+
+ sd = cli_query_secdesc(cli, fnum, talloc_tos());
+
+ if (!sd) {
+ printf("ERROR: secdesc query failed: %s\n", cli_errstr(cli));
+ goto done;
+ }
+
+ sec_desc_print(cli, stdout, sd);
+
+ result = EXIT_OK;
+
+done:
+ if (fnum != -1)
+ cli_close(cli, fnum);
+
+ return result;
+}
+
+/*****************************************************
+Change the ownership or group ownership of a file. Just
+because the NT docs say this can't be done :-). JRA.
+*******************************************************/
+
+static int owner_set(struct cli_state *cli, enum chown_mode change_mode,
+ const char *filename, const char *new_username)
+{
+ int fnum;
+ DOM_SID sid;
+ SEC_DESC *sd, *old;
+ size_t sd_size;
+
+ fnum = cli_nt_create(cli, filename, CREATE_ACCESS_READ);
+
+ if (fnum == -1) {
+ printf("Failed to open %s: %s\n", filename, cli_errstr(cli));
+ return EXIT_FAILED;
+ }
+
+ if (!StringToSid(cli, &sid, new_username))
+ return EXIT_PARSE_ERROR;
+
+ old = cli_query_secdesc(cli, fnum, talloc_tos());
+
+ cli_close(cli, fnum);
+
+ if (!old) {
+ printf("owner_set: Failed to query old descriptor\n");
+ return EXIT_FAILED;
+ }
+
+ sd = make_sec_desc(talloc_tos(),old->revision, old->type,
+ (change_mode == REQUEST_CHOWN) ? &sid : NULL,
+ (change_mode == REQUEST_CHGRP) ? &sid : NULL,
+ NULL, NULL, &sd_size);
+
+ fnum = cli_nt_create(cli, filename, WRITE_OWNER_ACCESS);
+
+ if (fnum == -1) {
+ printf("Failed to open %s: %s\n", filename, cli_errstr(cli));
+ return EXIT_FAILED;
+ }
+
+ if (!cli_set_secdesc(cli, fnum, sd)) {
+ printf("ERROR: secdesc set failed: %s\n", cli_errstr(cli));
+ }
+
+ cli_close(cli, fnum);
+
+ return EXIT_OK;
+}
+
+
+/* The MSDN is contradictory over the ordering of ACE entries in an ACL.
+ However NT4 gives a "The information may have been modified by a
+ computer running Windows NT 5.0" if denied ACEs do not appear before
+ allowed ACEs. */
+
+static int ace_compare(SEC_ACE *ace1, SEC_ACE *ace2)
+{
+ if (sec_ace_equal(ace1, ace2))
+ return 0;
+
+ if (ace1->type != ace2->type)
+ return ace2->type - ace1->type;
+
+ if (sid_compare(&ace1->trustee, &ace2->trustee))
+ return sid_compare(&ace1->trustee, &ace2->trustee);
+
+ if (ace1->flags != ace2->flags)
+ return ace1->flags - ace2->flags;
+
+ if (ace1->access_mask != ace2->access_mask)
+ return ace1->access_mask - ace2->access_mask;
+
+ if (ace1->size != ace2->size)
+ return ace1->size - ace2->size;
+
+ return memcmp(ace1, ace2, sizeof(SEC_ACE));
+}
+
+static void sort_acl(SEC_ACL *the_acl)
+{
+ uint32 i;
+ if (!the_acl) return;
+
+ qsort(the_acl->aces, the_acl->num_aces, sizeof(the_acl->aces[0]), QSORT_CAST ace_compare);
+
+ for (i=1;i<the_acl->num_aces;) {
+ if (sec_ace_equal(&the_acl->aces[i-1], &the_acl->aces[i])) {
+ int j;
+ for (j=i; j<the_acl->num_aces-1; j++) {
+ the_acl->aces[j] = the_acl->aces[j+1];
+ }
+ the_acl->num_aces--;
+ } else {
+ i++;
+ }
+ }
+}
+
+/*****************************************************
+set the ACLs on a file given an ascii description
+*******************************************************/
+static int cacl_set(struct cli_state *cli, char *filename,
+ char *the_acl, enum acl_mode mode)
+{
+ int fnum;
+ SEC_DESC *sd, *old;
+ uint32 i, j;
+ size_t sd_size;
+ int result = EXIT_OK;
+
+ sd = sec_desc_parse(talloc_tos(), cli, the_acl);
+
+ if (!sd) return EXIT_PARSE_ERROR;
+ if (test_args) return EXIT_OK;
+
+ /* The desired access below is the only one I could find that works
+ with NT4, W2KP and Samba */
+
+ fnum = cli_nt_create(cli, filename, CREATE_ACCESS_READ);
+
+ if (fnum == -1) {
+ printf("cacl_set failed to open %s: %s\n", filename, cli_errstr(cli));
+ return EXIT_FAILED;
+ }
+
+ old = cli_query_secdesc(cli, fnum, talloc_tos());
+
+ if (!old) {
+ printf("calc_set: Failed to query old descriptor\n");
+ return EXIT_FAILED;
+ }
+
+ cli_close(cli, fnum);
+
+ /* the logic here is rather more complex than I would like */
+ switch (mode) {
+ case SMB_ACL_DELETE:
+ for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
+ bool found = False;
+
+ for (j=0;old->dacl && j<old->dacl->num_aces;j++) {
+ if (sec_ace_equal(&sd->dacl->aces[i],
+ &old->dacl->aces[j])) {
+ uint32 k;
+ for (k=j; k<old->dacl->num_aces-1;k++) {
+ old->dacl->aces[k] = old->dacl->aces[k+1];
+ }
+ old->dacl->num_aces--;
+ found = True;
+ break;
+ }
+ }
+
+ if (!found) {
+ printf("ACL for ACE:");
+ print_ace(cli, stdout, &sd->dacl->aces[i]);
+ printf(" not found\n");
+ }
+ }
+ break;
+
+ case SMB_ACL_MODIFY:
+ for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
+ bool found = False;
+
+ for (j=0;old->dacl && j<old->dacl->num_aces;j++) {
+ if (sid_equal(&sd->dacl->aces[i].trustee,
+ &old->dacl->aces[j].trustee)) {
+ old->dacl->aces[j] = sd->dacl->aces[i];
+ found = True;
+ }
+ }
+
+ if (!found) {
+ fstring str;
+
+ SidToString(cli, str,
+ &sd->dacl->aces[i].trustee);
+ printf("ACL for SID %s not found\n", str);
+ }
+ }
+
+ if (sd->owner_sid) {
+ old->owner_sid = sd->owner_sid;
+ }
+
+ if (sd->group_sid) {
+ old->group_sid = sd->group_sid;
+ }
+
+ break;
+
+ case SMB_ACL_ADD:
+ for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
+ add_ace(&old->dacl, &sd->dacl->aces[i]);
+ }
+ break;
+
+ case SMB_ACL_SET:
+ old = sd;
+ break;
+ }
+
+ /* Denied ACE entries must come before allowed ones */
+ sort_acl(old->dacl);
+
+ /* Create new security descriptor and set it */
+
+ /* We used to just have "WRITE_DAC_ACCESS" without WRITE_OWNER.
+ But if we're sending an owner, even if it's the same as the one
+ that already exists then W2K3 insists we open with WRITE_OWNER access.
+ I need to check that setting a SD with no owner set works against WNT
+ and W2K. JRA.
+ */
+
+ sd = make_sec_desc(talloc_tos(),old->revision, old->type,
+ old->owner_sid, old->group_sid,
+ NULL, old->dacl, &sd_size);
+
+ fnum = cli_nt_create(cli, filename, WRITE_DAC_ACCESS|WRITE_OWNER_ACCESS);
+
+ if (fnum == -1) {
+ printf("cacl_set failed to open %s: %s\n", filename, cli_errstr(cli));
+ return EXIT_FAILED;
+ }
+
+ if (!cli_set_secdesc(cli, fnum, sd)) {
+ printf("ERROR: secdesc set failed: %s\n", cli_errstr(cli));
+ result = EXIT_FAILED;
+ }
+
+ /* Clean up */
+
+ cli_close(cli, fnum);
+
+ return result;
+}
+
+
+/*****************************************************
+ Return a connection to a server.
+*******************************************************/
+static struct cli_state *connect_one(const char *server, const char *share)
+{
+ struct cli_state *c = NULL;
+ struct sockaddr_storage ss;
+ NTSTATUS nt_status;
+ uint32_t flags = 0;
+
+ zero_addr(&ss);
+
+ if (get_cmdline_auth_info_use_kerberos()) {
+ flags |= CLI_FULL_CONNECTION_USE_KERBEROS |
+ CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS;
+ }
+
+ if (get_cmdline_auth_info_use_machine_account() &&
+ !set_cmdline_auth_info_machine_account_creds()) {
+ return NULL;
+ }
+
+ if (!get_cmdline_auth_info_got_pass()) {
+ char *pass = getpass("Password: ");
+ if (pass) {
+ set_cmdline_auth_info_password(pass);
+ }
+ }
+
+ nt_status = cli_full_connection(&c, global_myname(), server,
+ &ss, 0,
+ share, "?????",
+ get_cmdline_auth_info_username(),
+ lp_workgroup(),
+ get_cmdline_auth_info_password(),
+ flags,
+ get_cmdline_auth_info_signing_state(),
+ NULL);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ DEBUG(0,("cli_full_connection failed! (%s)\n", nt_errstr(nt_status)));
+ return NULL;
+ }
+
+ if (get_cmdline_auth_info_smb_encrypt()) {
+ nt_status = cli_cm_force_encryption(c,
+ get_cmdline_auth_info_username(),
+ get_cmdline_auth_info_password(),
+ lp_workgroup(),
+ share);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ cli_shutdown(c);
+ c = NULL;
+ }
+ }
+
+ return c;
+}
+
+/****************************************************************************
+ main program
+****************************************************************************/
+ int main(int argc, const char *argv[])
+{
+ char *share;
+ int opt;
+ enum acl_mode mode = SMB_ACL_SET;
+ static char *the_acl = NULL;
+ enum chown_mode change_mode = REQUEST_NONE;
+ int result;
+ char *path;
+ char *filename = NULL;
+ poptContext pc;
+ struct poptOption long_options[] = {
+ POPT_AUTOHELP
+ { "delete", 'D', POPT_ARG_STRING, NULL, 'D', "Delete an acl", "ACL" },
+ { "modify", 'M', POPT_ARG_STRING, NULL, 'M', "Modify an acl", "ACL" },
+ { "add", 'a', POPT_ARG_STRING, NULL, 'a', "Add an acl", "ACL" },
+ { "set", 'S', POPT_ARG_STRING, NULL, 'S', "Set acls", "ACLS" },
+ { "chown", 'C', POPT_ARG_STRING, NULL, 'C', "Change ownership of a file", "USERNAME" },
+ { "chgrp", 'G', POPT_ARG_STRING, NULL, 'G', "Change group ownership of a file", "GROUPNAME" },
+ { "numeric", 0, POPT_ARG_NONE, &numeric, True, "Don't resolve sids or masks to names" },
+ { "test-args", 't', POPT_ARG_NONE, &test_args, True, "Test arguments"},
+ POPT_COMMON_SAMBA
+ POPT_COMMON_CONNECTION
+ POPT_COMMON_CREDENTIALS
+ POPT_TABLEEND
+ };
+
+ struct cli_state *cli;
+ TALLOC_CTX *frame = talloc_stackframe();
+ const char *owner_username = "";
+ char *server;
+
+ load_case_tables();
+
+
+ /* set default debug level to 1 regardless of what smb.conf sets */
+ setup_logging( "smbcacls", True );
+ DEBUGLEVEL_CLASS[DBGC_ALL] = 1;
+ dbf = x_stderr;
+ x_setbuf( x_stderr, NULL );
+
+ setlinebuf(stdout);
+
+ lp_load(get_dyn_CONFIGFILE(),True,False,False,True);
+ load_interfaces();
+
+ pc = poptGetContext("smbcacls", argc, argv, long_options, 0);
+
+ poptSetOtherOptionHelp(pc, "//server1/share1 filename\nACLs look like: "
+ "'ACL:user:[ALLOWED|DENIED]/flags/permissions'");
+
+ while ((opt = poptGetNextOpt(pc)) != -1) {
+ switch (opt) {
+ case 'S':
+ the_acl = smb_xstrdup(poptGetOptArg(pc));
+ mode = SMB_ACL_SET;
+ break;
+
+ case 'D':
+ the_acl = smb_xstrdup(poptGetOptArg(pc));
+ mode = SMB_ACL_DELETE;
+ break;
+
+ case 'M':
+ the_acl = smb_xstrdup(poptGetOptArg(pc));
+ mode = SMB_ACL_MODIFY;
+ break;
+
+ case 'a':
+ the_acl = smb_xstrdup(poptGetOptArg(pc));
+ mode = SMB_ACL_ADD;
+ break;
+
+ case 'C':
+ owner_username = poptGetOptArg(pc);
+ change_mode = REQUEST_CHOWN;
+ break;
+
+ case 'G':
+ owner_username = poptGetOptArg(pc);
+ change_mode = REQUEST_CHGRP;
+ break;
+ }
+ }
+
+ /* Make connection to server */
+ if(!poptPeekArg(pc)) {
+ poptPrintUsage(pc, stderr, 0);
+ return -1;
+ }
+
+ path = talloc_strdup(frame, poptGetArg(pc));
+ if (!path) {
+ return -1;
+ }
+
+ if(!poptPeekArg(pc)) {
+ poptPrintUsage(pc, stderr, 0);
+ return -1;
+ }
+
+ filename = talloc_strdup(frame, poptGetArg(pc));
+ if (!filename) {
+ return -1;
+ }
+
+ string_replace(path,'/','\\');
+
+ server = talloc_strdup(frame, path+2);
+ if (!server) {
+ return -1;
+ }
+ share = strchr_m(server,'\\');
+ if (!share) {
+ printf("Invalid argument: %s\n", share);
+ return -1;
+ }
+
+ *share = 0;
+ share++;
+
+ if (!test_args) {
+ cli = connect_one(server, share);
+ if (!cli) {
+ exit(EXIT_FAILED);
+ }
+ } else {
+ exit(0);
+ }
+
+ string_replace(filename, '/', '\\');
+ if (filename[0] != '\\') {
+ filename = talloc_asprintf(frame,
+ "\\%s",
+ filename);
+ if (!filename) {
+ return -1;
+ }
+ }
+
+ /* Perform requested action */
+
+ if (change_mode != REQUEST_NONE) {
+ result = owner_set(cli, change_mode, filename, owner_username);
+ } else if (the_acl) {
+ result = cacl_set(cli, filename, the_acl, mode);
+ } else {
+ result = cacl_dump(cli, filename);
+ }
+
+ TALLOC_FREE(frame);
+
+ return result;
+}
generated by cgit (git 2.34.1) at 2025-01-14 17:30:35 +0000