sssd/0002-TS_CACHE-never-try-to-upgrade-timestamps-cache.patch

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From fc2a26c306e51b66680aef85aa0d2c41d8049a7f Mon Sep 17 00:00:00 2001
From: Alexey Tikhonov <atikhono@redhat.com>
Date: Tue, 16 Jul 2024 13:08:02 +0200
Subject: [PATCH 2/3] TS_CACHE: never try to upgrade timestamps cache
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
It's easier and more consistent to recreate it instead.
This is a natural extension of 3b67fc6488ac10ca13561d9032f59951f82203e6
Reviewed-by: Alejandro López <allopez@redhat.com>
Reviewed-by: Sumit Bose <sbose@redhat.com>
Reviewed-by: Tomáš Halman <thalman@redhat.com>
---
src/db/sysdb_init.c | 103 +----------------------------------------
src/db/sysdb_upgrade.c | 45 ------------------
2 files changed, 1 insertion(+), 147 deletions(-)
diff --git a/src/db/sysdb_init.c b/src/db/sysdb_init.c
index 85db5f9e1..ecf16fd11 100644
--- a/src/db/sysdb_init.c
+++ b/src/db/sysdb_init.c
@@ -348,57 +348,6 @@ static errno_t sysdb_cache_create_empty(struct ldb_context *ldb,
return EOK;
}
-static errno_t sysdb_ts_cache_upgrade(TALLOC_CTX *mem_ctx,
- struct sysdb_ctx *sysdb,
- struct ldb_context *ldb,
- struct sss_domain_info *domain,
- const char *cur_version,
- const char **_new_version)
-{
- errno_t ret;
- TALLOC_CTX *tmp_ctx;
- const char *version;
- struct ldb_context *save_ldb;
-
- tmp_ctx = talloc_new(NULL);
- if (tmp_ctx == NULL) {
- return ENOMEM;
- }
-
- /* The upgrade process depends on having ldb around, yet the upgrade
- * function shouldn't set the ldb pointer, only the connect function
- * should after it's successful. To avoid hard refactoring, save the
- * ldb pointer here and restore in the 'done' handler
- */
- save_ldb = sysdb->ldb;
- sysdb->ldb = ldb;
-
- version = talloc_strdup(tmp_ctx, cur_version);
- if (version == NULL) {
- ret = ENOMEM;
- goto done;
- }
-
- DEBUG(SSSDBG_CONF_SETTINGS,
- "Upgrading timstamp cache of DB [%s] from version: %s\n",
- domain->name, version);
-
- if (strcmp(version, SYSDB_TS_VERSION_0_1) == 0) {
- ret = sysdb_ts_upgrade_01(sysdb, &version);
- if (ret != EOK) {
- goto done;
- }
- }
-
- ret = EOK;
-
-done:
- sysdb->ldb = save_ldb;
- *_new_version = version;
- talloc_free(tmp_ctx);
- return ret;
-}
-
static errno_t sysdb_domain_cache_upgrade(TALLOC_CTX *mem_ctx,
struct sysdb_ctx *sysdb,
struct sysdb_dom_upgrade_ctx *upgrade_ctx,
@@ -856,56 +805,6 @@ static int sysdb_timestamp_cache_connect(struct sysdb_ctx *sysdb,
}
ret = sysdb_ts_cache_connect(tmp_ctx, sysdb, domain, &ldb, &version);
- switch (ret) {
- case ERR_SYSDB_VERSION_TOO_OLD:
- if (upgrade_ctx == NULL) {
- DEBUG(SSSDBG_FATAL_FAILURE,
- "DB version too old [%s], expected [%s] for domain %s!\n",
- version, SYSDB_VERSION, domain->name);
- break;
- }
-
- ret = sysdb_ts_cache_upgrade(tmp_ctx, sysdb, ldb, domain, version,
- &version);
- if (ret != EOK) {
- DEBUG(SSSDBG_MINOR_FAILURE,
- "Could not upgrade the timestamp ldb file (%d) (%s)\n",
- ret, sss_strerror(ret));
- break;
- }
-
- /* The version should now match SYSDB_VERSION.
- * If not, it means we didn't match any of the
- * known older versions. The DB might be
- * corrupt or generated by a newer version of
- * SSSD.
- */
- ret = sysdb_version_check(SYSDB_TS_VERSION, version);
- if (ret == EOK) {
- /* The cache has been upgraded.
- * We need to reopen the LDB to ensure that
- * any changes made above take effect.
- */
- ret = sysdb_ldb_reconnect(tmp_ctx,
- sysdb->ldb_ts_file,
- LDB_FLG_NOSYNC,
- &ldb);
- if (ret != EOK) {
- DEBUG(SSSDBG_MINOR_FAILURE,
- "Could not reopen the timestamp ldb file (%d) (%s)\n",
- ret, sss_strerror(ret));
- }
- }
- break;
- case ERR_SYSDB_VERSION_TOO_NEW:
- DEBUG(SSSDBG_MINOR_FAILURE,
- "DB version too new [%s], expected [%s] for domain %s!\n",
- version, SYSDB_TS_VERSION, domain->name);
- break;
- default:
- break;
- }
-
if (ret != EOK) {
DEBUG(SSSDBG_MINOR_FAILURE,
"The timestamps cache could not be opened. "
@@ -925,7 +824,7 @@ static int sysdb_timestamp_cache_connect(struct sysdb_ctx *sysdb,
ret = sysdb_ts_cache_connect(tmp_ctx, sysdb, domain, &ldb, &version);
if (ret != EOK) {
DEBUG(SSSDBG_MINOR_FAILURE,
- "Could not delete the timestamp ldb file (%d) (%s)\n",
+ "sysdb_ts_cache_connect() failed after cache deletion [%d]: %s\n",
ret, sss_strerror(ret));
}
}
diff --git a/src/db/sysdb_upgrade.c b/src/db/sysdb_upgrade.c
index 8fb17c6bb..05142d972 100644
--- a/src/db/sysdb_upgrade.c
+++ b/src/db/sysdb_upgrade.c
@@ -2820,51 +2820,6 @@ done:
return ret;
}
-int sysdb_ts_upgrade_01(struct sysdb_ctx *sysdb, const char **ver)
-{
- struct upgrade_ctx *ctx;
- errno_t ret;
- struct ldb_message *msg = NULL;
-
- ret = commence_upgrade(sysdb, sysdb->ldb, SYSDB_TS_VERSION_0_2, &ctx);
- if (ret) {
- return ret;
- }
-
- /* Remove @IDXONE from index */
- talloc_free(msg);
- msg = ldb_msg_new(ctx);
- if (msg == NULL) {
- ret = ENOMEM;
- goto done;
- }
-
- msg->dn = ldb_dn_new(msg, sysdb->ldb, "@INDEXLIST");
- if (msg->dn == NULL) {
- ret = ENOMEM;
- goto done;
- }
-
- ret = ldb_msg_add_empty(msg, "@IDXONE", LDB_FLAG_MOD_DELETE, NULL);
- if (ret != LDB_SUCCESS) {
- ret = ENOMEM;
- goto done;
- }
-
- ret = ldb_modify(sysdb->ldb, msg);
- if (ret != LDB_SUCCESS) {
- ret = sysdb_error_to_errno(ret);
- goto done;
- }
-
- /* conversion done, update version number */
- ret = update_version(ctx);
-
-done:
- ret = finish_upgrade(ret, &ctx, ver);
- return ret;
-}
-
/*
* Example template for future upgrades.
* Copy and change version numbers as appropriate.
--
2.45.2