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authorMichael Adam <obnox@samba.org>2010-06-17 19:45:39 +0200
committerMichael Adam <obnox@samba.org>2010-08-14 02:10:53 +0200
commit3e71eaeca09fd8df39e6b894c02e83be8df4bac1 (patch)
tree7632a2ab73d0716b800465d19d0f8742031ee876 /source3/winbindd/idmap_ldap.c
parent523b94f180a8390788a3a7ce3e10ff94f350ac98 (diff)
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s3:idmap_ldap: make idmap_ldap_alloc_context a member of idmap_ldap_context
this hides this beneath the idmap structure and removes a global variable
Diffstat (limited to 'source3/winbindd/idmap_ldap.c')
-rw-r--r--source3/winbindd/idmap_ldap.c146
1 files changed, 75 insertions, 71 deletions
diff --git a/source3/winbindd/idmap_ldap.c b/source3/winbindd/idmap_ldap.c
index 95c1d2c6e0..2d12889940 100644
--- a/source3/winbindd/idmap_ldap.c
+++ b/source3/winbindd/idmap_ldap.c
@@ -57,19 +57,20 @@ static char *idmap_fetch_secret(const char *backend, bool alloc,
return ret;
}
-struct idmap_ldap_context {
+struct idmap_ldap_alloc_context {
struct smbldap_state *smbldap_state;
char *url;
char *suffix;
char *user_dn;
- bool anon;
};
-struct idmap_ldap_alloc_context {
+struct idmap_ldap_context {
struct smbldap_state *smbldap_state;
char *url;
char *suffix;
char *user_dn;
+ bool anon;
+ struct idmap_ldap_alloc_context *alloc;
};
#define CHECK_ALLOC_DONE(mem) do { \
@@ -83,8 +84,6 @@ struct idmap_ldap_alloc_context {
IDMAP ALLOC TDB BACKEND
**********************************************************************/
-static struct idmap_ldap_alloc_context *idmap_alloc_ldap;
-
/*********************************************************************
********************************************************************/
@@ -153,32 +152,35 @@ done:
static NTSTATUS verify_idpool(struct idmap_domain *dom)
{
NTSTATUS ret;
- TALLOC_CTX *ctx;
+ TALLOC_CTX *mem_ctx;
LDAPMessage *result = NULL;
LDAPMod **mods = NULL;
const char **attr_list;
char *filter;
int count;
int rc;
+ struct idmap_ldap_context *ctx;
+
+ ctx = talloc_get_type(dom->private_data, struct idmap_ldap_context);
- if ( ! idmap_alloc_ldap) {
+ if (!ctx->alloc) {
return NT_STATUS_UNSUCCESSFUL;
}
- ctx = talloc_new(idmap_alloc_ldap);
- if ( ! ctx) {
+ mem_ctx = talloc_new(ctx->alloc);
+ if (mem_ctx == NULL) {
DEBUG(0, ("Out of memory!\n"));
return NT_STATUS_NO_MEMORY;
}
- filter = talloc_asprintf(ctx, "(objectclass=%s)", LDAP_OBJ_IDPOOL);
+ filter = talloc_asprintf(mem_ctx, "(objectclass=%s)", LDAP_OBJ_IDPOOL);
CHECK_ALLOC_DONE(filter);
- attr_list = get_attr_list(ctx, idpool_attr_list);
+ attr_list = get_attr_list(mem_ctx, idpool_attr_list);
CHECK_ALLOC_DONE(attr_list);
- rc = smbldap_search(idmap_alloc_ldap->smbldap_state,
- idmap_alloc_ldap->suffix,
+ rc = smbldap_search(ctx->alloc->smbldap_state,
+ ctx->alloc->suffix,
LDAP_SCOPE_SUBTREE,
filter,
attr_list,
@@ -191,23 +193,23 @@ static NTSTATUS verify_idpool(struct idmap_domain *dom)
return NT_STATUS_UNSUCCESSFUL;
}
- count = ldap_count_entries(idmap_alloc_ldap->smbldap_state->ldap_struct,
+ count = ldap_count_entries(ctx->alloc->smbldap_state->ldap_struct,
result);
ldap_msgfree(result);
if ( count > 1 ) {
DEBUG(0,("Multiple entries returned from %s (base == %s)\n",
- filter, idmap_alloc_ldap->suffix));
+ filter, ctx->alloc->suffix));
ret = NT_STATUS_UNSUCCESSFUL;
goto done;
}
else if (count == 0) {
char *uid_str, *gid_str;
- uid_str = talloc_asprintf(ctx, "%lu",
+ uid_str = talloc_asprintf(mem_ctx, "%lu",
(unsigned long)dom->low_id);
- gid_str = talloc_asprintf(ctx, "%lu",
+ gid_str = talloc_asprintf(mem_ctx, "%lu",
(unsigned long)dom->low_id);
smbldap_set_mod(&mods, LDAP_MOD_ADD,
@@ -221,8 +223,8 @@ static NTSTATUS verify_idpool(struct idmap_domain *dom)
LDAP_ATTR_GIDNUMBER),
gid_str);
if (mods) {
- rc = smbldap_modify(idmap_alloc_ldap->smbldap_state,
- idmap_alloc_ldap->suffix,
+ rc = smbldap_modify(ctx->alloc->smbldap_state,
+ ctx->alloc->suffix,
mods);
ldap_mods_free(mods, True);
} else {
@@ -233,7 +235,7 @@ static NTSTATUS verify_idpool(struct idmap_domain *dom)
ret = (rc == LDAP_SUCCESS)?NT_STATUS_OK:NT_STATUS_UNSUCCESSFUL;
done:
- talloc_free(ctx);
+ talloc_free(mem_ctx);
return ret;
}
@@ -241,23 +243,34 @@ done:
Initialise idmap database.
*****************************************************************************/
+static int idmap_ldap_alloc_close_destructor(struct idmap_ldap_alloc_context *ctx)
+{
+ smbldap_free_struct(&ctx->smbldap_state);
+ DEBUG(5,("The connection to the LDAP server was closed\n"));
+ /* maybe free the results here --metze */
+ return 0;
+}
+
static NTSTATUS idmap_ldap_alloc_init(struct idmap_domain *dom,
const char *params)
{
NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
const char *tmp;
+ struct idmap_ldap_context *ctx;
/* Only do init if we are online */
if (idmap_is_offline()) {
return NT_STATUS_FILE_IS_OFFLINE;
}
- idmap_alloc_ldap = TALLOC_ZERO_P(NULL, struct idmap_ldap_alloc_context);
- CHECK_ALLOC_DONE( idmap_alloc_ldap );
+ ctx = talloc_get_type(dom->private_data, struct idmap_ldap_context);
+
+ ctx->alloc = talloc_zero(ctx, struct idmap_ldap_alloc_context);
+ CHECK_ALLOC_DONE(ctx->alloc);
if (params && *params) {
/* assume location is the only parameter */
- idmap_alloc_ldap->url = talloc_strdup(idmap_alloc_ldap, params);
+ ctx->alloc->url = talloc_strdup(ctx->alloc, params);
} else {
tmp = lp_parm_const_string(-1, "idmap alloc config",
"ldap_url", NULL);
@@ -268,11 +281,11 @@ static NTSTATUS idmap_ldap_alloc_init(struct idmap_domain *dom,
goto done;
}
- idmap_alloc_ldap->url = talloc_strdup(idmap_alloc_ldap, tmp);
+ ctx->alloc->url = talloc_strdup(ctx->alloc, tmp);
}
- CHECK_ALLOC_DONE( idmap_alloc_ldap->url );
+ CHECK_ALLOC_DONE(ctx->alloc->url);
- trim_char(idmap_alloc_ldap->url, '\"', '\"');
+ trim_char(ctx->alloc->url, '\"', '\"');
tmp = lp_parm_const_string(-1, "idmap alloc config",
"ldap_base_dn", NULL);
@@ -285,22 +298,24 @@ static NTSTATUS idmap_ldap_alloc_init(struct idmap_domain *dom,
}
}
- idmap_alloc_ldap->suffix = talloc_strdup(idmap_alloc_ldap, tmp);
- CHECK_ALLOC_DONE( idmap_alloc_ldap->suffix );
+ ctx->alloc->suffix = talloc_strdup(ctx->alloc, tmp);
+ CHECK_ALLOC_DONE(ctx->alloc->suffix);
- ret = smbldap_init(idmap_alloc_ldap, winbind_event_context(),
- idmap_alloc_ldap->url,
- &idmap_alloc_ldap->smbldap_state);
+ ret = smbldap_init(ctx->alloc, winbind_event_context(),
+ ctx->alloc->url,
+ &ctx->alloc->smbldap_state);
if (!NT_STATUS_IS_OK(ret)) {
DEBUG(1, ("ERROR: smbldap_init (%s) failed!\n",
- idmap_alloc_ldap->url));
+ ctx->alloc->url));
goto done;
}
- ret = get_credentials( idmap_alloc_ldap,
- idmap_alloc_ldap->smbldap_state,
- "idmap alloc config", NULL,
- &idmap_alloc_ldap->user_dn );
+ talloc_set_destructor(ctx->alloc, idmap_ldap_alloc_close_destructor);
+
+ ret = get_credentials(ctx->alloc,
+ ctx->alloc->smbldap_state,
+ "idmap alloc config", NULL,
+ &ctx->alloc->user_dn);
if ( !NT_STATUS_IS_OK(ret) ) {
DEBUG(1,("idmap_ldap_alloc_init: Failed to get connection "
"credentials (%s)\n", nt_errstr(ret)));
@@ -313,7 +328,7 @@ static NTSTATUS idmap_ldap_alloc_init(struct idmap_domain *dom,
done:
if ( !NT_STATUS_IS_OK( ret ) )
- TALLOC_FREE( idmap_alloc_ldap );
+ TALLOC_FREE(ctx->alloc);
return ret;
}
@@ -325,7 +340,7 @@ static NTSTATUS idmap_ldap_alloc_init(struct idmap_domain *dom,
static NTSTATUS idmap_ldap_allocate_id(struct idmap_domain *dom,
struct unixid *xid)
{
- TALLOC_CTX *ctx;
+ TALLOC_CTX *mem_ctx;
NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
int rc = LDAP_SERVER_DOWN;
int count = 0;
@@ -338,18 +353,21 @@ static NTSTATUS idmap_ldap_allocate_id(struct idmap_domain *dom,
const char *dn = NULL;
const char **attr_list;
const char *type;
+ struct idmap_ldap_context *ctx;
/* Only do query if we are online */
if (idmap_is_offline()) {
return NT_STATUS_FILE_IS_OFFLINE;
}
- if ( ! idmap_alloc_ldap) {
+ ctx = talloc_get_type(dom->private_data, struct idmap_ldap_context);
+
+ if (!ctx->alloc) {
return NT_STATUS_UNSUCCESSFUL;
}
- ctx = talloc_new(idmap_alloc_ldap);
- if ( ! ctx) {
+ mem_ctx = talloc_new(ctx->alloc);
+ if (!mem_ctx) {
DEBUG(0, ("Out of memory!\n"));
return NT_STATUS_NO_MEMORY;
}
@@ -372,16 +390,16 @@ static NTSTATUS idmap_ldap_allocate_id(struct idmap_domain *dom,
return NT_STATUS_INVALID_PARAMETER;
}
- filter = talloc_asprintf(ctx, "(objectClass=%s)", LDAP_OBJ_IDPOOL);
+ filter = talloc_asprintf(mem_ctx, "(objectClass=%s)", LDAP_OBJ_IDPOOL);
CHECK_ALLOC_DONE(filter);
- attr_list = get_attr_list(ctx, idpool_attr_list);
+ attr_list = get_attr_list(mem_ctx, idpool_attr_list);
CHECK_ALLOC_DONE(attr_list);
DEBUG(10, ("Search of the id pool (filter: %s)\n", filter));
- rc = smbldap_search(idmap_alloc_ldap->smbldap_state,
- idmap_alloc_ldap->suffix,
+ rc = smbldap_search(ctx->alloc->smbldap_state,
+ ctx->alloc->suffix,
LDAP_SCOPE_SUBTREE, filter,
attr_list, 0, &result);
@@ -390,27 +408,29 @@ static NTSTATUS idmap_ldap_allocate_id(struct idmap_domain *dom,
goto done;
}
- talloc_autofree_ldapmsg(ctx, result);
+ talloc_autofree_ldapmsg(mem_ctx, result);
- count = ldap_count_entries(idmap_alloc_ldap->smbldap_state->ldap_struct,
+ count = ldap_count_entries(ctx->alloc->smbldap_state->ldap_struct,
result);
if (count != 1) {
DEBUG(0,("Single %s object not found\n", LDAP_OBJ_IDPOOL));
goto done;
}
- entry = ldap_first_entry(idmap_alloc_ldap->smbldap_state->ldap_struct,
+ entry = ldap_first_entry(ctx->alloc->smbldap_state->ldap_struct,
result);
- dn = smbldap_talloc_dn(ctx,
- idmap_alloc_ldap->smbldap_state->ldap_struct,
+ dn = smbldap_talloc_dn(mem_ctx,
+ ctx->alloc->smbldap_state->ldap_struct,
entry);
if ( ! dn) {
goto done;
}
- if ( ! (id_str = smbldap_talloc_single_attribute(idmap_alloc_ldap->smbldap_state->ldap_struct,
- entry, type, ctx))) {
+ id_str = smbldap_talloc_single_attribute(
+ ctx->alloc->smbldap_state->ldap_struct,
+ entry, type, mem_ctx);
+ if (id_str == NULL) {
DEBUG(0,("%s attribute not found\n", type));
ret = NT_STATUS_UNSUCCESSFUL;
goto done;
@@ -442,7 +462,7 @@ static NTSTATUS idmap_ldap_allocate_id(struct idmap_domain *dom,
goto done;
}
- new_id_str = talloc_asprintf(ctx, "%lu", (unsigned long)xid->id + 1);
+ new_id_str = talloc_asprintf(mem_ctx, "%lu", (unsigned long)xid->id + 1);
if ( ! new_id_str) {
DEBUG(0,("Out of memory\n"));
ret = NT_STATUS_NO_MEMORY;
@@ -460,7 +480,7 @@ static NTSTATUS idmap_ldap_allocate_id(struct idmap_domain *dom,
DEBUG(10, ("Try to atomically increment the id (%s -> %s)\n",
id_str, new_id_str));
- rc = smbldap_modify(idmap_alloc_ldap->smbldap_state, dn, mods);
+ rc = smbldap_modify(ctx->alloc->smbldap_state, dn, mods);
ldap_mods_free(mods, True);
@@ -473,26 +493,10 @@ static NTSTATUS idmap_ldap_allocate_id(struct idmap_domain *dom,
ret = NT_STATUS_OK;
done:
- talloc_free(ctx);
+ talloc_free(mem_ctx);
return ret;
}
-/**********************************
- Close idmap ldap alloc
-**********************************/
-
-static NTSTATUS idmap_ldap_alloc_close(void)
-{
- if (idmap_alloc_ldap) {
- smbldap_free_struct(&idmap_alloc_ldap->smbldap_state);
- DEBUG(5,("The connection to the LDAP server was closed\n"));
- /* maybe free the results here --metze */
- TALLOC_FREE(idmap_alloc_ldap);
- }
- return NT_STATUS_OK;
-}
-
-
/**********************************************************************
IDMAP MAPPING LDAP BACKEND
**********************************************************************/