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Diffstat (limited to 'src/responder/common/responder_cache_req.c')
-rw-r--r--src/responder/common/responder_cache_req.c156
1 files changed, 143 insertions, 13 deletions
diff --git a/src/responder/common/responder_cache_req.c b/src/responder/common/responder_cache_req.c
index dd81abadf..e7099f171 100644
--- a/src/responder/common/responder_cache_req.c
+++ b/src/responder/common/responder_cache_req.c
@@ -28,6 +28,44 @@
#include "responder/common/responder_cache_req.h"
#include "providers/data_provider.h"
+static errno_t updated_users_by_filter(TALLOC_CTX *mem_ctx,
+ struct sss_domain_info *domain,
+ const char *name_filter,
+ time_t since,
+ struct ldb_result **_res)
+{
+ int ret;
+ char *recent_filter;
+
+ recent_filter = talloc_asprintf(mem_ctx, "(%s>=%lu)",
+ SYSDB_LAST_UPDATE, since);
+ ret = sysdb_enumpwent_filter_with_views(mem_ctx, domain,
+ name_filter, recent_filter,
+ _res);
+ talloc_free(recent_filter);
+
+ return ret;
+}
+
+static errno_t updated_groups_by_filter(TALLOC_CTX *mem_ctx,
+ struct sss_domain_info *domain,
+ const char *name_filter,
+ time_t since,
+ struct ldb_result **_res)
+{
+ int ret;
+ char *recent_filter;
+
+ recent_filter = talloc_asprintf(mem_ctx, "(%s>=%lu)",
+ SYSDB_LAST_UPDATE, since);
+ ret = sysdb_enumgrent_filter_with_views(mem_ctx, domain,
+ name_filter, recent_filter,
+ _res);
+ talloc_free(recent_filter);
+
+ return ret;
+}
+
struct cache_req_input {
enum cache_req_type type;
@@ -51,6 +89,8 @@ struct cache_req_input {
/* Fully qualified object name used in debug messages. */
const char *debug_fqn;
+ /* Time when the request started. Useful for by-filter lookups */
+ time_t req_start;
};
struct cache_req_input *
@@ -68,11 +108,14 @@ cache_req_input_create(TALLOC_CTX *mem_ctx,
}
input->type = type;
+ input->req_start = time(NULL);
/* Check that input parameters match selected type. */
switch (input->type) {
case CACHE_REQ_USER_BY_NAME:
case CACHE_REQ_GROUP_BY_NAME:
+ case CACHE_REQ_USER_BY_FILTER:
+ case CACHE_REQ_GROUP_BY_FILTER:
case CACHE_REQ_INITGROUPS:
if (name == NULL) {
DEBUG(SSSDBG_CRIT_FAILURE, "Bug: name cannot be NULL!\n");
@@ -121,9 +164,18 @@ cache_req_input_create(TALLOC_CTX *mem_ctx,
case CACHE_REQ_INITGROUPS:
input->dp_type = SSS_DP_INITGROUPS;
break;
+
case CACHE_REQ_USER_BY_CERT:
input->dp_type = SSS_DP_CERT;
break;
+
+ case CACHE_REQ_USER_BY_FILTER:
+ input->dp_type = SSS_DP_WILDCARD_USER;
+ break;
+
+ case CACHE_REQ_GROUP_BY_FILTER:
+ input->dp_type = SSS_DP_WILDCARD_GROUP;
+ break;
}
return input;
@@ -157,7 +209,7 @@ cache_req_input_set_domain(struct cache_req_input *input,
{
TALLOC_CTX *tmp_ctx = NULL;
const char *name = NULL;
- const char *fqn = NULL;
+ const char *debug_fqn = NULL;
errno_t ret;
tmp_ctx = talloc_new(NULL);
@@ -171,6 +223,8 @@ cache_req_input_set_domain(struct cache_req_input *input,
switch (input->type) {
case CACHE_REQ_USER_BY_NAME:
case CACHE_REQ_GROUP_BY_NAME:
+ case CACHE_REQ_USER_BY_FILTER:
+ case CACHE_REQ_GROUP_BY_FILTER:
case CACHE_REQ_INITGROUPS:
name = sss_get_cased_name(tmp_ctx, input->orig_name,
domain->case_sensitive);
@@ -185,8 +239,8 @@ cache_req_input_set_domain(struct cache_req_input *input,
goto done;
}
- fqn = talloc_asprintf(tmp_ctx, "%s@%s", name, domain->name);
- if (fqn == NULL) {
+ debug_fqn = talloc_asprintf(tmp_ctx, "%s@%s", name, domain->name);
+ if (debug_fqn == NULL) {
ret = ENOMEM;
goto done;
}
@@ -194,16 +248,16 @@ cache_req_input_set_domain(struct cache_req_input *input,
break;
case CACHE_REQ_USER_BY_ID:
- fqn = talloc_asprintf(tmp_ctx, "UID:%d@%s", input->id, domain->name);
- if (fqn == NULL) {
+ debug_fqn = talloc_asprintf(tmp_ctx, "UID:%d@%s", input->id, domain->name);
+ if (debug_fqn == NULL) {
ret = ENOMEM;
goto done;
}
break;
case CACHE_REQ_GROUP_BY_ID:
- fqn = talloc_asprintf(tmp_ctx, "GID:%d@%s", input->id, domain->name);
- if (fqn == NULL) {
+ debug_fqn = talloc_asprintf(tmp_ctx, "GID:%d@%s", input->id, domain->name);
+ if (debug_fqn == NULL) {
ret = ENOMEM;
goto done;
}
@@ -211,10 +265,10 @@ cache_req_input_set_domain(struct cache_req_input *input,
case CACHE_REQ_USER_BY_CERT:
/* certificates might be quite long, only use the last 10 charcters
* for logging */
- fqn = talloc_asprintf(tmp_ctx, "CERT:%s@%s",
- get_last_x_chars(input->cert, 10),
- domain->name);
- if (fqn == NULL) {
+ debug_fqn = talloc_asprintf(tmp_ctx, "CERT:%s@%s",
+ get_last_x_chars(input->cert, 10),
+ domain->name);
+ if (debug_fqn == NULL) {
ret = ENOMEM;
goto done;
}
@@ -223,7 +277,7 @@ cache_req_input_set_domain(struct cache_req_input *input,
input->domain = domain;
input->dom_objname = talloc_steal(input, name);
- input->debug_fqn = talloc_steal(input, fqn);
+ input->debug_fqn = talloc_steal(input, debug_fqn);
ret = EOK;
@@ -257,6 +311,10 @@ static errno_t cache_req_check_ncache(struct cache_req_input *input,
case CACHE_REQ_USER_BY_CERT:
ret = sss_ncache_check_cert(ncache, neg_timeout, input->cert);
break;
+ case CACHE_REQ_USER_BY_FILTER:
+ case CACHE_REQ_GROUP_BY_FILTER:
+ ret = EOK;
+ break;
}
if (ret == EEXIST) {
@@ -282,6 +340,10 @@ static void cache_req_add_to_ncache(struct cache_req_input *input,
ret = sss_ncache_set_group(ncache, false, input->domain,
input->dom_objname);
break;
+ case CACHE_REQ_USER_BY_FILTER:
+ case CACHE_REQ_GROUP_BY_FILTER:
+ /* Nothing to do, adding a wildcard request to ncache doesn't
+ * make sense */
case CACHE_REQ_USER_BY_ID:
case CACHE_REQ_GROUP_BY_ID:
case CACHE_REQ_USER_BY_CERT:
@@ -308,6 +370,10 @@ static void cache_req_add_to_ncache_global(struct cache_req_input *input,
errno_t ret = ERR_INTERNAL;
switch (input->type) {
+ case CACHE_REQ_USER_BY_FILTER:
+ case CACHE_REQ_GROUP_BY_FILTER:
+ /* Nothing to do, adding a wildcard request to ncache doesn't
+ * make sense */
case CACHE_REQ_USER_BY_NAME:
case CACHE_REQ_GROUP_BY_NAME:
case CACHE_REQ_INITGROUPS:
@@ -377,6 +443,18 @@ static errno_t cache_req_get_object(TALLOC_CTX *mem_ctx,
ret = sysdb_search_user_by_cert(mem_ctx, input->domain,
input->cert, &result);
break;
+ case CACHE_REQ_USER_BY_FILTER:
+ one_item_only = false;
+ ret = updated_users_by_filter(mem_ctx, input->domain,
+ input->dom_objname, input->req_start,
+ &result);
+ break;
+ case CACHE_REQ_GROUP_BY_FILTER:
+ one_item_only = false;
+ ret = updated_groups_by_filter(mem_ctx, input->domain,
+ input->dom_objname, input->req_start,
+ &result);
+ break;
}
if (ret != EOK) {
@@ -397,6 +475,19 @@ done:
return ret;
}
+/* Return true if the request bypasses cache or false if the cache_req
+ * code can leverage sysdb for this request.
+ */
+static bool cache_req_bypass_cache(struct cache_req_input *input)
+{
+ if (input->type == CACHE_REQ_USER_BY_FILTER ||
+ input->type == CACHE_REQ_GROUP_BY_FILTER) {
+ return true;
+ }
+
+ return false;
+}
+
struct cache_req_cache_state {
/* input data */
struct tevent_context *ev;
@@ -504,7 +595,8 @@ static errno_t cache_req_cache_check(struct tevent_req *req)
state = tevent_req_data(req, struct cache_req_cache_state);
- if (state->result == NULL || state->result->count == 0) {
+ if (state->result == NULL || state->result->count == 0 ||
+ cache_req_bypass_cache(state->input) == true) {
ret = ENOENT;
} else {
if (state->input->type == CACHE_REQ_INITGROUPS) {
@@ -1059,3 +1151,41 @@ cache_req_initgr_by_name_send(TALLOC_CTX *mem_ctx,
neg_timeout, cache_refresh_percent,
domain, input);
}
+
+struct tevent_req *
+cache_req_user_by_filter_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct resp_ctx *rctx,
+ const char *domain,
+ const char *filter)
+{
+ struct cache_req_input *input;
+
+ input = cache_req_input_create(mem_ctx, CACHE_REQ_USER_BY_FILTER,
+ filter, 0, NULL);
+ if (input == NULL) {
+ return NULL;
+ }
+
+ return cache_req_steal_input_and_send(mem_ctx, ev, rctx, NULL,
+ 0, 0, domain, input);
+}
+
+struct tevent_req *
+cache_req_group_by_filter_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct resp_ctx *rctx,
+ const char *domain,
+ const char *filter)
+{
+ struct cache_req_input *input;
+
+ input = cache_req_input_create(mem_ctx, CACHE_REQ_GROUP_BY_FILTER,
+ filter, 0, NULL);
+ if (input == NULL) {
+ return NULL;
+ }
+
+ return cache_req_steal_input_and_send(mem_ctx, ev, rctx, NULL,
+ 0, 0, domain, input);
+}
generated by cgit (git 2.34.1) at 2024-05-04 07:14:07 +0000