#include "common/Formatter.h"
#include <common/errno.h>
-#include "auth/Crypto.h"
+#include "include/random.h"
#include "cls/rgw/cls_rgw_client.h"
#include "cls/lock/cls_lock_client.h"
#include "rgw_common.h"
#include "rgw_bucket.h"
#include "rgw_lc.h"
+#include "rgw_string.h"
+
+#include "services/svc_sys_obj.h"
#define dout_context g_ceph_context
#define dout_subsys ceph_subsys_rgw
"COMPLETE"
};
-using namespace std;
using namespace librados;
-bool LCRule::valid()
+bool LCRule::valid() const
{
if (id.length() > MAX_ID_LEN) {
return false;
}
- else if(expiration.empty() && noncur_expiration.empty() && mp_expiration.empty() && !dm_expiration) {
+ else if(expiration.empty() && noncur_expiration.empty() && mp_expiration.empty() && !dm_expiration &&
+ transitions.empty() && noncur_transitions.empty()) {
return false;
}
else if (!expiration.valid() || !noncur_expiration.valid() || !mp_expiration.valid()) {
return false;
}
+ if (!transitions.empty()) {
+ bool using_days = expiration.has_days();
+ bool using_date = expiration.has_date();
+ for (const auto& elem : transitions) {
+ if (!elem.second.valid()) {
+ return false;
+ }
+ using_days = using_days || elem.second.has_days();
+ using_date = using_date || elem.second.has_date();
+ if (using_days && using_date) {
+ return false;
+ }
+ }
+ }
+ for (const auto& elem : noncur_transitions) {
+ if (!elem.second.valid()) {
+ return false;
+ }
+ }
+
return true;
}
-void RGWLifecycleConfiguration::add_rule(LCRule *rule)
+void LCRule::init_simple_days_rule(std::string_view _id, std::string_view _prefix, int num_days)
+{
+ id = _id;
+ prefix = _prefix;
+ char buf[32];
+ snprintf(buf, sizeof(buf), "%d", num_days);
+ expiration.set_days(buf);
+ set_enabled(true);
+}
+
+void RGWLifecycleConfiguration::add_rule(const LCRule& rule)
{
- string id;
- rule->get_id(id); // not that this will return false for groups, but that's ok, we won't search groups
- rule_map.insert(pair<string, LCRule>(id, *rule));
+ auto& id = rule.get_id(); // note that this will return false for groups, but that's ok, we won't search groups
+ rule_map.insert(pair<string, LCRule>(id, rule));
}
-bool RGWLifecycleConfiguration::_add_rule(LCRule *rule)
+bool RGWLifecycleConfiguration::_add_rule(const LCRule& rule)
{
lc_op op;
- if (rule->get_status().compare("Enabled") == 0) {
- op.status = true;
+ op.status = rule.is_enabled();
+ if (rule.get_expiration().has_days()) {
+ op.expiration = rule.get_expiration().get_days();
}
- if (rule->get_expiration().has_days()) {
- op.expiration = rule->get_expiration().get_days();
+ if (rule.get_expiration().has_date()) {
+ op.expiration_date = ceph::from_iso_8601(rule.get_expiration().get_date());
}
- if (rule->get_expiration().has_date()) {
- op.expiration_date = ceph::from_iso_8601(rule->get_expiration().get_date());
+ if (rule.get_noncur_expiration().has_days()) {
+ op.noncur_expiration = rule.get_noncur_expiration().get_days();
}
- if (rule->get_noncur_expiration().has_days()) {
- op.noncur_expiration = rule->get_noncur_expiration().get_days();
+ if (rule.get_mp_expiration().has_days()) {
+ op.mp_expiration = rule.get_mp_expiration().get_days();
}
- if (rule->get_mp_expiration().has_days()) {
- op.mp_expiration = rule->get_mp_expiration().get_days();
+ op.dm_expiration = rule.get_dm_expiration();
+ for (const auto &elem : rule.get_transitions()) {
+ transition_action action;
+ if (elem.second.has_days()) {
+ action.days = elem.second.get_days();
+ } else {
+ action.date = ceph::from_iso_8601(elem.second.get_date());
+ }
+ action.storage_class = rgw_placement_rule::get_canonical_storage_class(elem.first);
+ op.transitions.emplace(elem.first, std::move(action));
+ }
+ for (const auto &elem : rule.get_noncur_transitions()) {
+ transition_action action;
+ action.days = elem.second.get_days();
+ action.date = ceph::from_iso_8601(elem.second.get_date());
+ action.storage_class = elem.first;
+ op.noncur_transitions.emplace(elem.first, std::move(action));
}
- op.dm_expiration = rule->get_dm_expiration();
-
std::string prefix;
- if (rule->get_filter().has_prefix()){
- prefix = rule->get_filter().get_prefix();
+ if (rule.get_filter().has_prefix()){
+ prefix = rule.get_filter().get_prefix();
} else {
- prefix = rule->get_prefix();
+ prefix = rule.get_prefix();
+ }
+
+ if (rule.get_filter().has_tags()){
+ op.obj_tags = rule.get_filter().get_tags();
}
auto ret = prefix_map.emplace(std::move(prefix), std::move(op));
return ret.second;
}
-int RGWLifecycleConfiguration::check_and_add_rule(LCRule *rule)
+int RGWLifecycleConfiguration::check_and_add_rule(const LCRule& rule)
{
- if (!rule->valid()) {
+ if (!rule.valid()) {
return -EINVAL;
}
- string id;
- rule->get_id(id);
+ auto& id = rule.get_id();
if (rule_map.find(id) != rule_map.end()) { //id shouldn't be the same
return -EINVAL;
}
- rule_map.insert(pair<string, LCRule>(id, *rule));
+ rule_map.insert(pair<string, LCRule>(id, rule));
if (!_add_rule(rule)) {
return -ERR_INVALID_REQUEST;
return true;
} else if (first.mp_expiration > 0 && second.mp_expiration > 0) {
return true;
- } else {
- return false;
+ } else if (!first.transitions.empty() && !second.transitions.empty()) {
+ for (auto &elem : first.transitions) {
+ if (second.transitions.find(elem.first) != second.transitions.end()) {
+ return true;
+ }
+ }
+ } else if (!first.noncur_transitions.empty() && !second.noncur_transitions.empty()) {
+ for (auto &elem : first.noncur_transitions) {
+ if (second.noncur_transitions.find(elem.first) != second.noncur_transitions.end()) {
+ return true;
+ }
+ }
}
+ return false;
}
//Rules are conflicted: if one rule's prefix starts with other rule's prefix, and these two rules
do {
utime_t start = ceph_clock_now();
if (should_work(start)) {
- dout(5) << "life cycle: start" << dendl;
+ ldpp_dout(dpp, 2) << "life cycle: start" << dendl;
int r = lc->process();
if (r < 0) {
- dout(0) << "ERROR: do life cycle process() returned error r=" << r << dendl;
+ ldpp_dout(dpp, 0) << "ERROR: do life cycle process() returned error r=" << r << dendl;
}
- dout(5) << "life cycle: stop" << dendl;
+ ldpp_dout(dpp, 2) << "life cycle: stop" << dendl;
}
if (lc->going_down())
break;
utime_t next;
next.set_from_double(end + secs);
- dout(5) << "schedule life cycle next start time: " << rgw_to_asctime(next) <<dendl;
+ ldpp_dout(dpp, 5) << "schedule life cycle next start time: " << rgw_to_asctime(next) << dendl;
lock.Lock();
cond.WaitInterval(lock, utime_t(secs, 0));
pair<string, int > entry(iter->first, lc_uninitial);
ret = cls_rgw_lc_set_entry(store->lc_pool_ctx, obj_names[index], entry);
if (ret < 0) {
- dout(0) << "RGWLC::bucket_lc_prepare() failed to set entry " << obj_names[index] << dendl;
- break;
+ ldpp_dout(this, 0) << "RGWLC::bucket_lc_prepare() failed to set entry on "
+ << obj_names[index] << dendl;
+ return ret;
}
- marker = iter->first;
+ }
+
+ if (!entries.empty()) {
+ marker = std::move(entries.rbegin()->first);
}
} while (!entries.empty());
return 0;
}
-bool RGWLC::obj_has_expired(double timediff, int days)
+static bool obj_has_expired(CephContext *cct, ceph::real_time mtime, int days, ceph::real_time *expire_time = nullptr)
{
- double cmp;
+ double timediff, cmp;
+ utime_t base_time;
if (cct->_conf->rgw_lc_debug_interval <= 0) {
/* Normal case, run properly */
cmp = days*24*60*60;
+ base_time = ceph_clock_now().round_to_day();
} else {
/* We're in debug mode; Treat each rgw_lc_debug_interval seconds as a day */
cmp = days*cct->_conf->rgw_lc_debug_interval;
+ base_time = ceph_clock_now();
}
+ timediff = base_time - ceph::real_clock::to_time_t(mtime);
- return (timediff >= cmp);
-}
-
-int RGWLC::remove_expired_obj(RGWBucketInfo& bucket_info, rgw_obj_key obj_key, const string& owner, const string& owner_display_name, bool remove_indeed)
-{
- if (remove_indeed) {
- return rgw_remove_object(store, bucket_info, bucket_info.bucket, obj_key);
- } else {
- obj_key.instance.clear();
- RGWObjectCtx rctx(store);
- rgw_obj obj(bucket_info.bucket, obj_key);
- ACLOwner obj_owner;
- obj_owner.set_id(rgw_user {owner});
- obj_owner.set_name(owner_display_name);
-
- RGWRados::Object del_target(store, bucket_info, rctx, obj);
- RGWRados::Object::Delete del_op(&del_target);
-
- del_op.params.bucket_owner = bucket_info.owner;
- del_op.params.versioning_status = bucket_info.versioning_status();
- del_op.params.obj_owner = obj_owner;
-
- return del_op.delete_obj();
+ if (expire_time) {
+ *expire_time = mtime + make_timespan(cmp);
}
+ ldout(cct, 20) << __func__ << "(): mtime=" << mtime << " days=" << days << " base_time=" << base_time << " timediff=" << timediff << " cmp=" << cmp << dendl;
+
+ return (timediff >= cmp);
}
int RGWLC::handle_multipart_expiration(RGWRados::Bucket *target, const map<string, lc_op>& prefix_map)
int ret;
RGWBucketInfo& bucket_info = target->get_bucket_info();
RGWRados::Bucket::List list_op(target);
+ auto delay_ms = cct->_conf.get_val<int64_t>("rgw_lc_thread_delay");
list_op.params.list_versions = false;
+ /* lifecycle processing does not depend on total order, so can
+ * take advantage of unorderd listing optimizations--such as
+ * operating on one shard at a time */
+ list_op.params.allow_unordered = true;
list_op.params.ns = RGW_OBJ_NS_MULTIPART;
list_op.params.filter = &mp_filter;
for (auto prefix_iter = prefix_map.begin(); prefix_iter != prefix_map.end(); ++prefix_iter) {
if (ret < 0) {
if (ret == (-ENOENT))
return 0;
- ldout(cct, 0) << "ERROR: store->list_objects():" <<dendl;
+ ldpp_dout(this, 0) << "ERROR: store->list_objects():" <<dendl;
return ret;
}
- utime_t now = ceph_clock_now();
for (auto obj_iter = objs.begin(); obj_iter != objs.end(); ++obj_iter) {
- if (obj_has_expired(now - ceph::real_clock::to_time_t(obj_iter->meta.mtime), prefix_iter->second.mp_expiration)) {
+ if (obj_has_expired(cct, obj_iter->meta.mtime, prefix_iter->second.mp_expiration)) {
rgw_obj_key key(obj_iter->key);
if (!mp_obj.from_meta(key.name)) {
continue;
RGWObjectCtx rctx(store);
ret = abort_multipart_upload(store, cct, &rctx, bucket_info, mp_obj);
if (ret < 0 && ret != -ERR_NO_SUCH_UPLOAD) {
- ldout(cct, 0) << "ERROR: abort_multipart_upload failed, ret=" << ret <<dendl;
- return ret;
+ ldpp_dout(this, 0) << "ERROR: abort_multipart_upload failed, ret=" << ret << ", meta:" << obj_iter->key << dendl;
+ } else if (ret == -ERR_NO_SUCH_UPLOAD) {
+ ldpp_dout(this, 5) << "ERROR: abort_multipart_upload failed, ret=" << ret << ", meta:" << obj_iter->key << dendl;
}
if (going_down())
return 0;
}
- }
+ } /* for objs */
+ std::this_thread::sleep_for(std::chrono::milliseconds(delay_ms));
} while(is_truncated);
}
return 0;
}
+static int read_obj_tags(RGWRados *store, RGWBucketInfo& bucket_info, rgw_obj& obj, RGWObjectCtx& ctx, bufferlist& tags_bl)
+{
+ RGWRados::Object op_target(store, bucket_info, ctx, obj);
+ RGWRados::Object::Read read_op(&op_target);
+
+ return read_op.get_attr(RGW_ATTR_TAGS, tags_bl);
+}
+
+static bool is_valid_op(const lc_op& op)
+{
+ return (op.status &&
+ (op.expiration > 0
+ || op.expiration_date != boost::none
+ || op.noncur_expiration > 0
+ || op.dm_expiration
+ || !op.transitions.empty()
+ || !op.noncur_transitions.empty()));
+}
+
+class LCObjsLister {
+ RGWRados *store;
+ RGWBucketInfo& bucket_info;
+ RGWRados::Bucket target;
+ RGWRados::Bucket::List list_op;
+ bool is_truncated{false};
+ rgw_obj_key next_marker;
+ string prefix;
+ vector<rgw_bucket_dir_entry> objs;
+ vector<rgw_bucket_dir_entry>::iterator obj_iter;
+ rgw_bucket_dir_entry pre_obj;
+ int64_t delay_ms;
+
+public:
+ LCObjsLister(RGWRados *_store, RGWBucketInfo& _bucket_info) :
+ store(_store), bucket_info(_bucket_info),
+ target(store, bucket_info), list_op(&target) {
+ list_op.params.list_versions = bucket_info.versioned();
+ list_op.params.allow_unordered = true;
+ delay_ms = store->ctx()->_conf.get_val<int64_t>("rgw_lc_thread_delay");
+ }
+
+ void set_prefix(const string& p) {
+ prefix = p;
+ list_op.params.prefix = prefix;
+ }
+
+ int init() {
+ return fetch();
+ }
+
+ int fetch() {
+ int ret = list_op.list_objects(1000, &objs, NULL, &is_truncated);
+ if (ret < 0) {
+ return ret;
+ }
+
+ obj_iter = objs.begin();
+
+ return 0;
+ }
+
+ void delay() {
+ std::this_thread::sleep_for(std::chrono::milliseconds(delay_ms));
+ }
+
+ bool get_obj(rgw_bucket_dir_entry *obj) {
+ if (obj_iter == objs.end()) {
+ delay();
+ return false;
+ }
+ if (is_truncated && (obj_iter + 1)==objs.end()) {
+ list_op.params.marker = obj_iter->key;
+
+ int ret = fetch();
+ if (ret < 0) {
+ ldout(store->ctx(), 0) << "ERROR: list_op returned ret=" << ret << dendl;
+ return ret;
+ } else {
+ obj_iter = objs.begin();
+ }
+ delay();
+ }
+ *obj = *obj_iter;
+ return true;
+ }
+
+ rgw_bucket_dir_entry get_prev_obj() {
+ return pre_obj;
+ }
+
+ void next() {
+ pre_obj = *obj_iter;
+ ++obj_iter;
+ }
+
+ bool next_has_same_name()
+ {
+ if ((obj_iter + 1) == objs.end()) {
+ /* this should have been called after get_obj() was called, so this should
+ * only happen if is_truncated is false */
+ return false;
+ }
+ return (obj_iter->key.name.compare((obj_iter + 1)->key.name) == 0);
+ }
+};
+
+
+struct op_env {
+ lc_op& op;
+ RGWRados *store;
+ RGWLC *lc;
+ RGWBucketInfo& bucket_info;
+ LCObjsLister& ol;
+
+ op_env(lc_op& _op, RGWRados *_store, RGWLC *_lc, RGWBucketInfo& _bucket_info,
+ LCObjsLister& _ol) : op(_op), store(_store), lc(_lc), bucket_info(_bucket_info), ol(_ol) {}
+};
+
+class LCRuleOp;
+
+struct lc_op_ctx {
+ CephContext *cct;
+ op_env& env;
+ rgw_bucket_dir_entry& o;
+
+ RGWRados *store;
+ RGWBucketInfo& bucket_info;
+ lc_op& op;
+ LCObjsLister& ol;
+
+ rgw_obj obj;
+ RGWObjectCtx rctx;
+
+ lc_op_ctx(op_env& _env, rgw_bucket_dir_entry& _o) : cct(_env.store->ctx()), env(_env), o(_o),
+ store(env.store), bucket_info(env.bucket_info), op(env.op), ol(env.ol),
+ obj(env.bucket_info.bucket, o.key), rctx(env.store) {}
+};
+
+static int remove_expired_obj(lc_op_ctx& oc, bool remove_indeed)
+{
+ auto& store = oc.store;
+ auto& bucket_info = oc.bucket_info;
+ auto& o = oc.o;
+ auto obj_key = o.key;
+ auto& meta = o.meta;
+
+ if (!remove_indeed) {
+ obj_key.instance.clear();
+ } else if (obj_key.instance.empty()) {
+ obj_key.instance = "null";
+ }
+
+ rgw_obj obj(bucket_info.bucket, obj_key);
+ ACLOwner obj_owner;
+ obj_owner.set_id(rgw_user {meta.owner});
+ obj_owner.set_name(meta.owner_display_name);
+
+ RGWRados::Object del_target(store, bucket_info, oc.rctx, obj);
+ RGWRados::Object::Delete del_op(&del_target);
+
+ del_op.params.bucket_owner = bucket_info.owner;
+ del_op.params.versioning_status = bucket_info.versioning_status();
+ del_op.params.obj_owner = obj_owner;
+ del_op.params.unmod_since = meta.mtime;
+
+ return del_op.delete_obj();
+}
+
+class LCOpAction {
+public:
+ virtual ~LCOpAction() {}
+
+ virtual bool check(lc_op_ctx& oc, ceph::real_time *exp_time) {
+ return false;
+ };
+
+ /* called after check(). Check should tell us whether this action
+ * is applicable. If there are multiple actions, we'll end up executing
+ * the latest applicable action
+ * For example:
+ * one action after 10 days, another after 20, third after 40.
+ * After 10 days, the latest applicable action would be the first one,
+ * after 20 days it will be the second one. After 21 days it will still be the
+ * second one. So check() should return true for the second action at that point,
+ * but should_process() if the action has already been applied. In object removal
+ * it doesn't matter, but in object transition it does.
+ */
+ virtual bool should_process() {
+ return true;
+ }
+
+ virtual int process(lc_op_ctx& oc) {
+ return 0;
+ }
+};
+
+class LCOpFilter {
+public:
+virtual ~LCOpFilter() {}
+ virtual bool check(lc_op_ctx& oc) {
+ return false;
+ }
+};
+
+class LCOpRule {
+ friend class LCOpAction;
+
+ op_env& env;
+
+ std::vector<unique_ptr<LCOpFilter> > filters;
+ std::vector<unique_ptr<LCOpAction> > actions;
+
+public:
+ LCOpRule(op_env& _env) : env(_env) {}
+
+ void build();
+ int process(rgw_bucket_dir_entry& o);
+};
+
+static int check_tags(lc_op_ctx& oc, bool *skip)
+{
+ auto& op = oc.op;
+
+ if (op.obj_tags != boost::none) {
+ *skip = true;
+
+ bufferlist tags_bl;
+ int ret = read_obj_tags(oc.store, oc.bucket_info, oc.obj, oc.rctx, tags_bl);
+ if (ret < 0) {
+ if (ret != -ENODATA) {
+ ldout(oc.cct, 5) << "ERROR: read_obj_tags returned r=" << ret << dendl;
+ }
+ return 0;
+ }
+ RGWObjTags dest_obj_tags;
+ try {
+ auto iter = tags_bl.cbegin();
+ dest_obj_tags.decode(iter);
+ } catch (buffer::error& err) {
+ ldout(oc.cct,0) << "ERROR: caught buffer::error, couldn't decode TagSet" << dendl;
+ return -EIO;
+ }
+
+ if (!includes(dest_obj_tags.get_tags().begin(),
+ dest_obj_tags.get_tags().end(),
+ op.obj_tags->get_tags().begin(),
+ op.obj_tags->get_tags().end())){
+ ldout(oc.cct, 20) << __func__ << "() skipping obj " << oc.obj << " as tags do not match" << dendl;
+ return 0;
+ }
+ }
+ *skip = false;
+ return 0;
+}
+
+class LCOpFilter_Tags : public LCOpFilter {
+public:
+ bool check(lc_op_ctx& oc) override {
+ auto& o = oc.o;
+
+ if (o.is_delete_marker()) {
+ return true;
+ }
+
+ bool skip;
+
+ int ret = check_tags(oc, &skip);
+ if (ret < 0) {
+ if (ret == -ENOENT) {
+ return false;
+ }
+ ldout(oc.cct, 0) << "ERROR: check_tags on obj=" << oc.obj << " returned ret=" << ret << dendl;
+ return false;
+ }
+
+ return !skip;
+ };
+};
+
+class LCOpAction_CurrentExpiration : public LCOpAction {
+public:
+ bool check(lc_op_ctx& oc, ceph::real_time *exp_time) override {
+ auto& o = oc.o;
+ if (!o.is_current()) {
+ ldout(oc.cct, 20) << __func__ << "(): key=" << o.key << ": not current, skipping" << dendl;
+ return false;
+ }
+
+ auto& mtime = o.meta.mtime;
+ bool is_expired;
+ auto& op = oc.op;
+ if (op.expiration <= 0) {
+ if (op.expiration_date == boost::none) {
+ ldout(oc.cct, 20) << __func__ << "(): key=" << o.key << ": no expiration set in rule, skipping" << dendl;
+ return false;
+ }
+ is_expired = ceph_clock_now() >= ceph::real_clock::to_time_t(*op.expiration_date);
+ *exp_time = *op.expiration_date;
+ } else {
+ is_expired = obj_has_expired(oc.cct, mtime, op.expiration, exp_time);
+ }
+
+ ldout(oc.cct, 20) << __func__ << "(): key=" << o.key << ": is_expired=" << (int)is_expired << dendl;
+ return is_expired;
+ }
+
+ int process(lc_op_ctx& oc) {
+ auto& o = oc.o;
+ int r = remove_expired_obj(oc, !oc.bucket_info.versioned());
+ if (r < 0) {
+ ldout(oc.cct, 0) << "ERROR: remove_expired_obj " << dendl;
+ return r;
+ }
+ ldout(oc.cct, 2) << "DELETED:" << oc.bucket_info.bucket << ":" << o.key << dendl;
+ return 0;
+ }
+};
+
+class LCOpAction_NonCurrentExpiration : public LCOpAction {
+public:
+ bool check(lc_op_ctx& oc, ceph::real_time *exp_time) override {
+ auto& o = oc.o;
+ if (o.is_current()) {
+ ldout(oc.cct, 20) << __func__ << "(): key=" << o.key << ": current version, skipping" << dendl;
+ return false;
+ }
+
+ auto mtime = oc.ol.get_prev_obj().meta.mtime;
+ int expiration = oc.op.noncur_expiration;
+ bool is_expired = obj_has_expired(oc.cct, mtime, expiration, exp_time);
+
+ ldout(oc.cct, 20) << __func__ << "(): key=" << o.key << ": is_expired=" << is_expired << dendl;
+ return is_expired;
+ }
+
+ int process(lc_op_ctx& oc) {
+ auto& o = oc.o;
+ int r = remove_expired_obj(oc, true);
+ if (r < 0) {
+ ldout(oc.cct, 0) << "ERROR: remove_expired_obj " << dendl;
+ return r;
+ }
+ ldout(oc.cct, 2) << "DELETED:" << oc.bucket_info.bucket << ":" << o.key << " (non-current expiration)" << dendl;
+ return 0;
+ }
+};
+
+class LCOpAction_DMExpiration : public LCOpAction {
+public:
+ bool check(lc_op_ctx& oc, ceph::real_time *exp_time) override {
+ auto& o = oc.o;
+ if (!o.is_delete_marker()) {
+ ldout(oc.cct, 20) << __func__ << "(): key=" << o.key << ": not a delete marker, skipping" << dendl;
+ return false;
+ }
+
+ if (oc.ol.next_has_same_name()) {
+ ldout(oc.cct, 20) << __func__ << "(): key=" << o.key << ": next is same object, skipping" << dendl;
+ return false;
+ }
+
+ *exp_time = real_clock::now();
+
+ return true;
+ }
+
+ int process(lc_op_ctx& oc) {
+ auto& o = oc.o;
+ int r = remove_expired_obj(oc, true);
+ if (r < 0) {
+ ldout(oc.cct, 0) << "ERROR: remove_expired_obj " << dendl;
+ return r;
+ }
+ ldout(oc.cct, 2) << "DELETED:" << oc.bucket_info.bucket << ":" << o.key << " (delete marker expiration)" << dendl;
+ return 0;
+ }
+};
+
+class LCOpAction_Transition : public LCOpAction {
+ const transition_action& transition;
+ bool need_to_process{false};
+
+protected:
+ virtual bool check_current_state(bool is_current) = 0;
+ virtual ceph::real_time get_effective_mtime(lc_op_ctx& oc) = 0;
+public:
+ LCOpAction_Transition(const transition_action& _transition) : transition(_transition) {}
+
+ bool check(lc_op_ctx& oc, ceph::real_time *exp_time) override {
+ auto& o = oc.o;
+
+ if (o.is_delete_marker()) {
+ return false;
+ }
+
+ if (!check_current_state(o.is_current())) {
+ return false;
+ }
+
+ auto mtime = get_effective_mtime(oc);
+ bool is_expired;
+ if (transition.days <= 0) {
+ if (transition.date == boost::none) {
+ ldout(oc.cct, 20) << __func__ << "(): key=" << o.key << ": no transition day/date set in rule, skipping" << dendl;
+ return false;
+ }
+ is_expired = ceph_clock_now() >= ceph::real_clock::to_time_t(*transition.date);
+ *exp_time = *transition.date;
+ } else {
+ is_expired = obj_has_expired(oc.cct, mtime, transition.days, exp_time);
+ }
+
+ ldout(oc.cct, 20) << __func__ << "(): key=" << o.key << ": is_expired=" << is_expired << dendl;
+
+ need_to_process = (rgw_placement_rule::get_canonical_storage_class(o.meta.storage_class) != transition.storage_class);
+
+ return is_expired;
+ }
+
+ bool should_process() override {
+ return need_to_process;
+ }
+
+ int process(lc_op_ctx& oc) {
+ auto& o = oc.o;
+
+ rgw_placement_rule target_placement;
+ target_placement.inherit_from(oc.bucket_info.placement_rule);
+ target_placement.storage_class = transition.storage_class;
+
+ int r = oc.store->transition_obj(oc.rctx, oc.bucket_info, oc.obj,
+ target_placement, o.meta.mtime, o.versioned_epoch);
+ if (r < 0) {
+ ldout(oc.cct, 0) << "ERROR: failed to transition obj (r=" << r << ")" << dendl;
+ return r;
+ }
+ ldout(oc.cct, 2) << "TRANSITIONED:" << oc.bucket_info.bucket << ":" << o.key << " -> " << transition.storage_class << dendl;
+ return 0;
+ }
+};
+
+class LCOpAction_CurrentTransition : public LCOpAction_Transition {
+protected:
+ bool check_current_state(bool is_current) override {
+ return is_current;
+ }
+
+ ceph::real_time get_effective_mtime(lc_op_ctx& oc) override {
+ return oc.o.meta.mtime;
+ }
+public:
+ LCOpAction_CurrentTransition(const transition_action& _transition) : LCOpAction_Transition(_transition) {}
+};
+
+class LCOpAction_NonCurrentTransition : public LCOpAction_Transition {
+protected:
+ bool check_current_state(bool is_current) override {
+ return !is_current;
+ }
+
+ ceph::real_time get_effective_mtime(lc_op_ctx& oc) override {
+ return oc.ol.get_prev_obj().meta.mtime;
+ }
+public:
+ LCOpAction_NonCurrentTransition(const transition_action& _transition) : LCOpAction_Transition(_transition) {}
+};
+
+void LCOpRule::build()
+{
+ filters.emplace_back(new LCOpFilter_Tags);
+
+ auto& op = env.op;
+
+ if (op.expiration > 0 ||
+ op.expiration_date != boost::none) {
+ actions.emplace_back(new LCOpAction_CurrentExpiration);
+ }
+
+ if (op.dm_expiration) {
+ actions.emplace_back(new LCOpAction_DMExpiration);
+ }
+
+ if (op.noncur_expiration > 0) {
+ actions.emplace_back(new LCOpAction_NonCurrentExpiration);
+ }
+
+ for (auto& iter : op.transitions) {
+ actions.emplace_back(new LCOpAction_CurrentTransition(iter.second));
+ }
+
+ for (auto& iter : op.noncur_transitions) {
+ actions.emplace_back(new LCOpAction_NonCurrentTransition(iter.second));
+ }
+}
+
+int LCOpRule::process(rgw_bucket_dir_entry& o)
+{
+ lc_op_ctx ctx(env, o);
+
+ unique_ptr<LCOpAction> *selected = nullptr;
+ real_time exp;
+
+ for (auto& a : actions) {
+ real_time action_exp;
+
+ if (a->check(ctx, &action_exp)) {
+ if (action_exp > exp) {
+ exp = action_exp;
+ selected = &a;
+ }
+ }
+ }
+
+ if (selected &&
+ (*selected)->should_process()) {
+
+ /*
+ * Calling filter checks after action checks because
+ * all action checks (as they are implemented now) do
+ * not access the objects themselves, but return result
+ * from info from bucket index listing. The current tags filter
+ * check does access the objects, so we avoid unnecessary rados calls
+ * having filters check later in the process.
+ */
+
+ bool cont = false;
+ for (auto& f : filters) {
+ if (f->check(ctx)) {
+ cont = true;
+ break;
+ }
+ }
+
+ if (!cont) {
+ ldout(env.store->ctx(), 20) << __func__ << "(): key=" << o.key << ": no rule match, skipping" << dendl;
+ return 0;
+ }
+
+ int r = (*selected)->process(ctx);
+ if (r < 0) {
+ ldout(ctx.cct, 0) << "ERROR: remove_expired_obj " << dendl;
+ return r;
+ }
+ ldout(ctx.cct, 20) << "processed:" << env.bucket_info.bucket << ":" << o.key << dendl;
+ }
+
+ return 0;
+
+}
+
+
int RGWLC::bucket_lc_process(string& shard_id)
{
RGWLifecycleConfiguration config(cct);
RGWBucketInfo bucket_info;
map<string, bufferlist> bucket_attrs;
- string next_marker, no_ns, list_versions;
- bool is_truncated;
+ string no_ns, list_versions;
vector<rgw_bucket_dir_entry> objs;
- RGWObjectCtx obj_ctx(store);
+ auto obj_ctx = store->svc.sysobj->init_obj_ctx();
vector<std::string> result;
boost::split(result, shard_id, boost::is_any_of(":"));
string bucket_tenant = result[0];
string bucket_name = result[1];
- string bucket_id = result[2];
+ string bucket_marker = result[2];
int ret = store->get_bucket_info(obj_ctx, bucket_tenant, bucket_name, bucket_info, NULL, &bucket_attrs);
if (ret < 0) {
- ldout(cct, 0) << "LC:get_bucket_info failed" << bucket_name <<dendl;
+ ldpp_dout(this, 0) << "LC:get_bucket_info for " << bucket_name << " failed" << dendl;
return ret;
}
- ret = bucket_info.bucket.bucket_id.compare(bucket_id) ;
- if (ret !=0) {
- ldout(cct, 0) << "LC:old bucket id find, should be delete" << bucket_name <<dendl;
+ if (bucket_info.bucket.marker != bucket_marker) {
+ ldpp_dout(this, 1) << "LC: deleting stale entry found for bucket=" << bucket_tenant
+ << ":" << bucket_name << " cur_marker=" << bucket_info.bucket.marker
+ << " orig_marker=" << bucket_marker << dendl;
return -ENOENT;
}
RGWRados::Bucket target(store, bucket_info);
- RGWRados::Bucket::List list_op(&target);
+ LCObjsLister ol(store, bucket_info);
map<string, bufferlist>::iterator aiter = bucket_attrs.find(RGW_ATTR_LC);
if (aiter == bucket_attrs.end())
return 0;
- bufferlist::iterator iter(&aiter->second);
+ bufferlist::const_iterator iter{&aiter->second};
try {
config.decode(iter);
} catch (const buffer::error& e) {
- ldout(cct, 0) << __func__ << "decode life cycle config failed" << dendl;
+ ldpp_dout(this, 0) << __func__ << "() decode life cycle config failed" << dendl;
return -1;
}
map<string, lc_op>& prefix_map = config.get_prefix_map();
- list_op.params.list_versions = bucket_info.versioned();
- if (!bucket_info.versioned()) {
- for(auto prefix_iter = prefix_map.begin(); prefix_iter != prefix_map.end(); ++prefix_iter) {
- if (!prefix_iter->second.status ||
- (prefix_iter->second.expiration <=0 && prefix_iter->second.expiration_date == boost::none)) {
- continue;
- }
- if (prefix_iter->second.expiration_date != boost::none &&
- ceph_clock_now() < ceph::real_clock::to_time_t(*prefix_iter->second.expiration_date)) {
- continue;
- }
- list_op.params.prefix = prefix_iter->first;
- do {
- objs.clear();
- list_op.params.marker = list_op.get_next_marker();
- ret = list_op.list_objects(1000, &objs, NULL, &is_truncated);
+ rgw_obj_key pre_marker;
+ rgw_obj_key next_marker;
+ for(auto prefix_iter = prefix_map.begin(); prefix_iter != prefix_map.end(); ++prefix_iter) {
+ auto& op = prefix_iter->second;
+ if (!is_valid_op(op)) {
+ continue;
+ }
+ ldpp_dout(this, 20) << __func__ << "(): prefix=" << prefix_iter->first << dendl;
+ if (prefix_iter != prefix_map.begin() &&
+ (prefix_iter->first.compare(0, prev(prefix_iter)->first.length(), prev(prefix_iter)->first) == 0)) {
+ next_marker = pre_marker;
+ } else {
+ pre_marker = next_marker;
+ }
+ ol.set_prefix(prefix_iter->first);
- if (ret < 0) {
- if (ret == (-ENOENT))
- return 0;
- ldout(cct, 0) << "ERROR: store->list_objects():" <<dendl;
- return ret;
- }
-
- utime_t now = ceph_clock_now();
- bool is_expired;
- for (auto obj_iter = objs.begin(); obj_iter != objs.end(); ++obj_iter) {
- rgw_obj_key key(obj_iter->key);
+ ret = ol.init();
- if (!key.ns.empty()) {
- continue;
- }
- if (prefix_iter->second.expiration_date != boost::none) {
- //we have checked it before
- is_expired = true;
- } else {
- is_expired = obj_has_expired(now - ceph::real_clock::to_time_t(obj_iter->meta.mtime), prefix_iter->second.expiration);
- }
- if (is_expired) {
- RGWObjectCtx rctx(store);
- rgw_obj obj(bucket_info.bucket, key);
- RGWObjState *state;
- int ret = store->get_obj_state(&rctx, bucket_info, obj, &state, false);
- if (ret < 0) {
- return ret;
- }
- if (state->mtime != obj_iter->meta.mtime)//Check mtime again to avoid delete a recently update object as much as possible
- continue;
- ret = remove_expired_obj(bucket_info, obj_iter->key, obj_iter->meta.owner, obj_iter->meta.owner_display_name, true);
- if (ret < 0) {
- ldout(cct, 0) << "ERROR: remove_expired_obj " << dendl;
- } else {
- ldout(cct, 10) << "DELETED:" << bucket_name << ":" << key << dendl;
- }
-
- if (going_down())
- return 0;
- }
- }
- } while (is_truncated);
+ if (ret < 0) {
+ if (ret == (-ENOENT))
+ return 0;
+ ldpp_dout(this, 0) << "ERROR: store->list_objects():" <<dendl;
+ return ret;
}
- } else {
- //bucket versioning is enabled or suspended
- rgw_obj_key pre_marker;
- for(auto prefix_iter = prefix_map.begin(); prefix_iter != prefix_map.end(); ++prefix_iter) {
- if (!prefix_iter->second.status || (prefix_iter->second.expiration <= 0
- && prefix_iter->second.expiration_date == boost::none
- && prefix_iter->second.noncur_expiration <= 0 && !prefix_iter->second.dm_expiration)) {
- continue;
- }
- if (prefix_iter != prefix_map.begin() &&
- (prefix_iter->first.compare(0, prev(prefix_iter)->first.length(), prev(prefix_iter)->first) == 0)) {
- list_op.get_next_marker() = pre_marker;
- } else {
- pre_marker = list_op.get_next_marker();
- }
- list_op.params.prefix = prefix_iter->first;
- rgw_bucket_dir_entry pre_obj;
- do {
- if (!objs.empty()) {
- pre_obj = objs.back();
- }
- objs.clear();
- list_op.params.marker = list_op.get_next_marker();
- ret = list_op.list_objects(1000, &objs, NULL, &is_truncated);
- if (ret < 0) {
- if (ret == (-ENOENT))
- return 0;
- ldout(cct, 0) << "ERROR: store->list_objects():" <<dendl;
- return ret;
- }
+ op_env oenv(op, store, this, bucket_info, ol);
- utime_t now = ceph_clock_now();
- ceph::real_time mtime;
- bool remove_indeed = true;
- int expiration;
- bool skip_expiration;
- bool is_expired;
- for (auto obj_iter = objs.begin(); obj_iter != objs.end(); ++obj_iter) {
- skip_expiration = false;
- is_expired = false;
- if (obj_iter->is_current()) {
- if (prefix_iter->second.expiration <= 0 && prefix_iter->second.expiration_date == boost::none
- && !prefix_iter->second.dm_expiration) {
- continue;
- }
- if (obj_iter->is_delete_marker()) {
- if ((obj_iter + 1)==objs.end()) {
- if (is_truncated) {
- //deal with it in next round because we can't judge whether this marker is the only version
- list_op.get_next_marker() = obj_iter->key;
- break;
- }
- } else if (obj_iter->key.name.compare((obj_iter + 1)->key.name) == 0) { //*obj_iter is delete marker and isn't the only version, do nothing.
- continue;
- }
- skip_expiration = prefix_iter->second.dm_expiration;
- remove_indeed = true; //we should remove the delete marker if it's the only version
- } else {
- remove_indeed = false;
- }
- mtime = obj_iter->meta.mtime;
- expiration = prefix_iter->second.expiration;
- if (!skip_expiration && expiration <= 0 && prefix_iter->second.expiration_date == boost::none) {
- continue;
- } else if (!skip_expiration) {
- if (expiration > 0) {
- is_expired = obj_has_expired(now - ceph::real_clock::to_time_t(mtime), expiration);
- } else {
- is_expired = now >= ceph::real_clock::to_time_t(*prefix_iter->second.expiration_date);
- }
- }
- } else {
- if (prefix_iter->second.noncur_expiration <=0) {
- continue;
- }
- remove_indeed = true;
- mtime = (obj_iter == objs.begin())?pre_obj.meta.mtime:(obj_iter - 1)->meta.mtime;
- expiration = prefix_iter->second.noncur_expiration;
- is_expired = obj_has_expired(now - ceph::real_clock::to_time_t(mtime), expiration);
- }
- if (skip_expiration || is_expired) {
- if (obj_iter->is_visible()) {
- RGWObjectCtx rctx(store);
- rgw_obj obj(bucket_info.bucket, obj_iter->key);
- RGWObjState *state;
- int ret = store->get_obj_state(&rctx, bucket_info, obj, &state, false);
- if (ret < 0) {
- return ret;
- }
- if (state->mtime != obj_iter->meta.mtime)//Check mtime again to avoid delete a recently update object as much as possible
- continue;
- }
- ret = remove_expired_obj(bucket_info, obj_iter->key, obj_iter->meta.owner, obj_iter->meta.owner_display_name, remove_indeed);
- if (ret < 0) {
- ldout(cct, 0) << "ERROR: remove_expired_obj " << dendl;
- } else {
- ldout(cct, 10) << "DELETED:" << bucket_name << ":" << obj_iter->key << dendl;
- }
-
- if (going_down())
- return 0;
- }
- }
- } while (is_truncated);
+ LCOpRule orule(oenv);
+
+ orule.build();
+
+ ceph::real_time mtime;
+ rgw_bucket_dir_entry o;
+ for (; ol.get_obj(&o); ol.next()) {
+ ldpp_dout(this, 20) << __func__ << "(): key=" << o.key << dendl;
+ int ret = orule.process(o);
+ if (ret < 0) {
+ ldpp_dout(this, 20) << "ERROR: orule.process() returned ret=" << ret << dendl;
+ }
+
+ if (going_down()) {
+ return 0;
+ }
}
}
do {
int ret = l.lock_exclusive(&store->lc_pool_ctx, obj_names[index]);
- if (ret == -EBUSY) { /* already locked by another lc processor */
- dout(0) << "RGWLC::bucket_lc_post() failed to acquire lock on, sleep 5, try again" << obj_names[index] << dendl;
+ if (ret == -EBUSY || ret == -EEXIST) { /* already locked by another lc processor */
+ ldpp_dout(this, 0) << "RGWLC::bucket_lc_post() failed to acquire lock on "
+ << obj_names[index] << ", sleep 5, try again" << dendl;
sleep(5);
continue;
}
if (ret < 0)
return 0;
- dout(20) << "RGWLC::bucket_lc_post() get lock" << obj_names[index] << dendl;
+ ldpp_dout(this, 20) << "RGWLC::bucket_lc_post() lock " << obj_names[index] << dendl;
if (result == -ENOENT) {
ret = cls_rgw_lc_rm_entry(store->lc_pool_ctx, obj_names[index], entry);
if (ret < 0) {
- dout(0) << "RGWLC::bucket_lc_post() failed to remove entry " << obj_names[index] << dendl;
+ ldpp_dout(this, 0) << "RGWLC::bucket_lc_post() failed to remove entry "
+ << obj_names[index] << dendl;
}
goto clean;
} else if (result < 0) {
ret = cls_rgw_lc_set_entry(store->lc_pool_ctx, obj_names[index], entry);
if (ret < 0) {
- dout(0) << "RGWLC::process() failed to set entry " << obj_names[index] << dendl;
+ ldpp_dout(this, 0) << "RGWLC::process() failed to set entry on "
+ << obj_names[index] << dendl;
}
clean:
l.unlock(&store->lc_pool_ctx, obj_names[index]);
- dout(20) << "RGWLC::bucket_lc_post() unlock" << obj_names[index] << dendl;
+ ldpp_dout(this, 20) << "RGWLC::bucket_lc_post() unlock " << obj_names[index] << dendl;
return 0;
} while (true);
}
int ret = cls_rgw_lc_list(store->lc_pool_ctx, obj_names[index], marker, max_entries, entries);
if (ret < 0) {
if (ret == -ENOENT) {
- dout(10) << __func__ << " ignoring unfound lc object="
+ ldpp_dout(this, 10) << __func__ << "() ignoring unfound lc object="
<< obj_names[index] << dendl;
continue;
} else {
{
int max_secs = cct->_conf->rgw_lc_lock_max_time;
- unsigned start;
- int ret = get_random_bytes((char *)&start, sizeof(start));
- if (ret < 0)
- return ret;
+ const int start = ceph::util::generate_random_number(0, max_objs - 1);
for (int i = 0; i < max_objs; i++) {
int index = (i + start) % max_objs;
- ret = process(index, max_secs);
+ int ret = process(index, max_secs);
if (ret < 0)
return ret;
}
l.set_duration(time);
int ret = l.lock_exclusive(&store->lc_pool_ctx, obj_names[index]);
- if (ret == -EBUSY) { /* already locked by another lc processor */
- dout(0) << "RGWLC::process() failed to acquire lock on, sleep 5, try again" << obj_names[index] << dendl;
+ if (ret == -EBUSY || ret == -EEXIST) { /* already locked by another lc processor */
+ ldpp_dout(this, 0) << "RGWLC::process() failed to acquire lock on "
+ << obj_names[index] << ", sleep 5, try again" << dendl;
sleep(5);
continue;
}
if (ret < 0)
return 0;
- string marker;
cls_rgw_lc_obj_head head;
ret = cls_rgw_lc_get_head(store->lc_pool_ctx, obj_names[index], head);
if (ret < 0) {
- dout(0) << "RGWLC::process() failed to get obj head " << obj_names[index] << ret << dendl;
+ ldpp_dout(this, 0) << "RGWLC::process() failed to get obj head "
+ << obj_names[index] << ", ret=" << ret << dendl;
goto exit;
}
head.marker.clear();
ret = bucket_lc_prepare(index);
if (ret < 0) {
- dout(0) << "RGWLC::process() failed to update lc object " << obj_names[index] << ret << dendl;
+ ldpp_dout(this, 0) << "RGWLC::process() failed to update lc object "
+ << obj_names[index] << ", ret=" << ret << dendl;
goto exit;
}
}
ret = cls_rgw_lc_get_next_entry(store->lc_pool_ctx, obj_names[index], head.marker, entry);
if (ret < 0) {
- dout(0) << "RGWLC::process() failed to get obj entry " << obj_names[index] << dendl;
+ ldpp_dout(this, 0) << "RGWLC::process() failed to get obj entry "
+ << obj_names[index] << dendl;
goto exit;
}
entry.second = lc_processing;
ret = cls_rgw_lc_set_entry(store->lc_pool_ctx, obj_names[index], entry);
if (ret < 0) {
- dout(0) << "RGWLC::process() failed to set obj entry " << obj_names[index] << entry.first << entry.second << dendl;
+ ldpp_dout(this, 0) << "RGWLC::process() failed to set obj entry " << obj_names[index]
+ << " (" << entry.first << "," << entry.second << ")" << dendl;
goto exit;
}
head.marker = entry.first;
ret = cls_rgw_lc_put_head(store->lc_pool_ctx, obj_names[index], head);
if (ret < 0) {
- dout(0) << "RGWLC::process() failed to put head " << obj_names[index] << dendl;
+ ldpp_dout(this, 0) << "RGWLC::process() failed to put head " << obj_names[index] << dendl;
goto exit;
}
l.unlock(&store->lc_pool_ctx, obj_names[index]);
void RGWLC::start_processor()
{
- worker = new LCWorker(cct, this);
+ worker = new LCWorker(this, cct, this);
worker->create("lifecycle_thr");
}
worker = NULL;
}
+
+unsigned RGWLC::get_subsys() const
+{
+ return dout_subsys;
+}
+
+std::ostream& RGWLC::gen_prefix(std::ostream& out) const
+{
+ return out << "lifecycle: ";
+}
+
void RGWLC::LCWorker::stop()
{
Mutex::Locker l(lock);
int RGWLC::LCWorker::schedule_next_start_time(utime_t &start, utime_t& now)
{
+ int secs;
+
if (cct->_conf->rgw_lc_debug_interval > 0) {
- int secs = start + cct->_conf->rgw_lc_debug_interval - now;
+ secs = start + cct->_conf->rgw_lc_debug_interval - now;
if (secs < 0)
secs = 0;
return (secs);
bdt.tm_min = start_minute;
bdt.tm_sec = 0;
nt = mktime(&bdt);
+ secs = nt - tt;
+
+ return secs>0 ? secs : secs+24*60*60;
+}
+
+void RGWLifecycleConfiguration::generate_test_instances(list<RGWLifecycleConfiguration*>& o)
+{
+ o.push_back(new RGWLifecycleConfiguration);
+}
+
+void get_lc_oid(CephContext *cct, const string& shard_id, string *oid)
+{
+ int max_objs = (cct->_conf->rgw_lc_max_objs > HASH_PRIME ? HASH_PRIME : cct->_conf->rgw_lc_max_objs);
+ int index = ceph_str_hash_linux(shard_id.c_str(), shard_id.size()) % HASH_PRIME % max_objs;
+ *oid = lc_oid_prefix;
+ char buf[32];
+ snprintf(buf, 32, ".%d", index);
+ oid->append(buf);
+ return;
+}
+
+
+
+static std::string get_lc_shard_name(const rgw_bucket& bucket){
+ return string_join_reserve(':', bucket.tenant, bucket.name, bucket.marker);
+}
+
+template<typename F>
+static int guard_lc_modify(RGWRados* store, const rgw_bucket& bucket, const string& cookie, const F& f) {
+ CephContext *cct = store->ctx();
+
+ string shard_id = get_lc_shard_name(bucket);
+
+ string oid;
+ get_lc_oid(cct, shard_id, &oid);
+
+ pair<string, int> entry(shard_id, lc_uninitial);
+ int max_lock_secs = cct->_conf->rgw_lc_lock_max_time;
- return (nt+24*60*60 - tt);
+ rados::cls::lock::Lock l(lc_index_lock_name);
+ utime_t time(max_lock_secs, 0);
+ l.set_duration(time);
+ l.set_cookie(cookie);
+
+ librados::IoCtx *ctx = store->get_lc_pool_ctx();
+ int ret;
+
+ do {
+ ret = l.lock_exclusive(ctx, oid);
+ if (ret == -EBUSY || ret == -EEXIST) {
+ ldout(cct, 0) << "RGWLC::RGWPutLC() failed to acquire lock on "
+ << oid << ", sleep 5, try again" << dendl;
+ sleep(5); // XXX: return retryable error
+ continue;
+ }
+ if (ret < 0) {
+ ldout(cct, 0) << "RGWLC::RGWPutLC() failed to acquire lock on "
+ << oid << ", ret=" << ret << dendl;
+ break;
+ }
+ ret = f(ctx, oid, entry);
+ if (ret < 0) {
+ ldout(cct, 0) << "RGWLC::RGWPutLC() failed to set entry on "
+ << oid << ", ret=" << ret << dendl;
+ }
+ break;
+ } while(true);
+ l.unlock(ctx, oid);
+ return ret;
+}
+
+int RGWLC::set_bucket_config(RGWBucketInfo& bucket_info,
+ const map<string, bufferlist>& bucket_attrs,
+ RGWLifecycleConfiguration *config)
+{
+ map<string, bufferlist> attrs = bucket_attrs;
+ config->encode(attrs[RGW_ATTR_LC]);
+ int ret = rgw_bucket_set_attrs(store, bucket_info, attrs, &bucket_info.objv_tracker);
+ if (ret < 0)
+ return ret;
+
+ rgw_bucket& bucket = bucket_info.bucket;
+
+
+ ret = guard_lc_modify(store, bucket, cookie, [&](librados::IoCtx *ctx, const string& oid,
+ const pair<string, int>& entry) {
+ return cls_rgw_lc_set_entry(*ctx, oid, entry);
+ });
+
+ return ret;
}
+int RGWLC::remove_bucket_config(RGWBucketInfo& bucket_info,
+ const map<string, bufferlist>& bucket_attrs)
+{
+ map<string, bufferlist> attrs = bucket_attrs;
+ attrs.erase(RGW_ATTR_LC);
+ int ret = rgw_bucket_set_attrs(store, bucket_info, attrs,
+ &bucket_info.objv_tracker);
+
+ rgw_bucket& bucket = bucket_info.bucket;
+
+ if (ret < 0) {
+ ldout(cct, 0) << "RGWLC::RGWDeleteLC() failed to set attrs on bucket="
+ << bucket.name << " returned err=" << ret << dendl;
+ return ret;
+ }
+
+
+ ret = guard_lc_modify(store, bucket, cookie, [&](librados::IoCtx *ctx, const string& oid,
+ const pair<string, int>& entry) {
+ return cls_rgw_lc_rm_entry(*ctx, oid, entry);
+ });
+
+ return ret;
+}
+
+namespace rgw::lc {
+
+int fix_lc_shard_entry(RGWRados* store, const RGWBucketInfo& bucket_info,
+ const map<std::string,bufferlist>& battrs)
+{
+ if (auto aiter = battrs.find(RGW_ATTR_LC);
+ aiter == battrs.end()) {
+ return 0; // No entry, nothing to fix
+ }
+
+ auto shard_name = get_lc_shard_name(bucket_info.bucket);
+ std::string lc_oid;
+ get_lc_oid(store->ctx(), shard_name, &lc_oid);
+
+ rgw_lc_entry_t entry;
+ // There are multiple cases we need to encounter here
+ // 1. entry exists and is already set to marker, happens in plain buckets & newly resharded buckets
+ // 2. entry doesn't exist, which usually happens when reshard has happened prior to update and next LC process has already dropped the update
+ // 3. entry exists matching the current bucket id which was after a reshard (needs to be updated to the marker)
+ // We are not dropping the old marker here as that would be caught by the next LC process update
+ auto lc_pool_ctx = store->get_lc_pool_ctx();
+ int ret = cls_rgw_lc_get_entry(*lc_pool_ctx,
+ lc_oid, shard_name, entry);
+ if (ret == 0) {
+ ldout(store->ctx(), 5) << "Entry already exists, nothing to do" << dendl;
+ return ret; // entry is already existing correctly set to marker
+ }
+ ldout(store->ctx(), 5) << "cls_rgw_lc_get_entry errored ret code=" << ret << dendl;
+ if (ret == -ENOENT) {
+ ldout(store->ctx(), 1) << "No entry for bucket=" << bucket_info.bucket.name
+ << " creating " << dendl;
+ // TODO: we have too many ppl making cookies like this!
+ char cookie_buf[COOKIE_LEN + 1];
+ gen_rand_alphanumeric(store->ctx(), cookie_buf, sizeof(cookie_buf) - 1);
+ std::string cookie = cookie_buf;
+
+ ret = guard_lc_modify(store, bucket_info.bucket, cookie,
+ [&lc_pool_ctx, &lc_oid](librados::IoCtx *ctx, const string& oid,
+ const pair<string, int>& entry) {
+ return cls_rgw_lc_set_entry(*lc_pool_ctx,
+ lc_oid, entry);
+ });
+
+ }
+
+ return ret;
+}
+
+}