From: Sage Weil <sage@redhat.com>
Date: Sat, 28 Mar 2020 14:16:59 +0000 (-0500)
Subject: mon/OSDMonitor: make pacific changes
X-Git-Tag: v16.1.0~2624^2~21
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=5b3c21b6f699a48c7aec8e20068939dfd67ecd8d;p=ceph.git

mon/OSDMonitor: make pacific changes

Signed-off-by: Sage Weil <sage@redhat.com>
---

diff --git a/doc/dev/release-kickoff-checklist.rst b/doc/dev/release-kickoff-checklist.rst
index c6d61a30810c..484a44952d14 100644
--- a/doc/dev/release-kickoff-checklist.rst
+++ b/doc/dev/release-kickoff-checklist.rst
@@ -55,3 +55,12 @@ Compatsets
 - [x] mon/Monitor.cc (apply_monmap_to_compatset_features())
 - [x] mon/Monitor.cc (calc_quorum_requirements())
 
+Mon
+---
+
+- [x] common/options.cc define mon_debug_no_require_X
+- [x] common/options.cc remove mon_debug_no_require_X-2
+- [x] mon/OSDMonitor.cc create_initial: adjust new require_osd_release, and add associated mon_debug_no_require_X
+- [x] mon/OSDMonitor.cc preprocess_boot: adjust "disallow boot of " condition to disallow X if require_osd_release < X-2.
+- [x] mon/OSDMonitor.cc: adjust "osd require-osd-release" to (1) allow setting X, and (2) check that all mons *and* OSDs have X
+
diff --git a/src/common/options.cc b/src/common/options.cc
index ed8bc4a81a70..0d490269fb81 100644
--- a/src/common/options.cc
+++ b/src/common/options.cc
@@ -2038,17 +2038,17 @@ std::vector<Option> get_global_options() {
     .set_description("file to dump paxos transactions to")
     .add_see_also("mon_debug_dump_transactions"),
 
-    Option("mon_debug_no_require_nautilus", Option::TYPE_BOOL, Option::LEVEL_DEV)
+    Option("mon_debug_no_require_octopus", Option::TYPE_BOOL, Option::LEVEL_DEV)
     .set_default(false)
     .add_service("mon")
     .set_flag(Option::FLAG_CLUSTER_CREATE)
-    .set_description("do not set nautilus feature for new mon clusters"),
+    .set_description("do not set octopus feature for new mon clusters"),
 
-    Option("mon_debug_no_require_octopus", Option::TYPE_BOOL, Option::LEVEL_DEV)
+    Option("mon_debug_no_require_pacific", Option::TYPE_BOOL, Option::LEVEL_DEV)
     .set_default(false)
     .add_service("mon")
     .set_flag(Option::FLAG_CLUSTER_CREATE)
-    .set_description("do not set octopus feature for new mon clusters"),
+    .set_description("do not set pacific feature for new mon clusters"),
 
     Option("mon_debug_no_require_bluestore_for_ec_overwrites", Option::TYPE_BOOL, Option::LEVEL_DEV)
     .set_default(false)
diff --git a/src/mon/OSDMonitor.cc b/src/mon/OSDMonitor.cc
index 234570c4127b..4cf1bc2951b8 100644
--- a/src/mon/OSDMonitor.cc
+++ b/src/mon/OSDMonitor.cc
@@ -647,16 +647,19 @@ void OSDMonitor::create_initial()
   if (newmap.nearfull_ratio > 1.0) newmap.nearfull_ratio /= 100;
 
   // new cluster should require latest by default
-  if (g_conf().get_val<bool>("mon_debug_no_require_octopus")) {
-    if (g_conf().get_val<bool>("mon_debug_no_require_nautilus")) {
-      derr << __func__ << " mon_debug_no_require_octopus and nautilus=true" << dendl;
-      newmap.require_osd_release = ceph_release_t::mimic;
-    } else {
-      derr << __func__ << " mon_debug_no_require_octopus=true" << dendl;
+  if (g_conf().get_val<bool>("mon_debug_no_require_pacific")) {
+    if (g_conf().get_val<bool>("mon_debug_no_require_octopus")) {
+      derr << __func__ << " mon_debug_no_require_pacific and octopus=true" << dendl;
       newmap.require_osd_release = ceph_release_t::nautilus;
+    } else {
+      derr << __func__ << " mon_debug_no_require_pacific=true" << dendl;
+      newmap.require_osd_release = ceph_release_t::octopus;
     }
   } else {
-    newmap.require_osd_release = ceph_release_t::octopus;
+    newmap.require_osd_release = ceph_release_t::pacific;
+  }
+
+  if (newmap.require_osd_release >= ceph_release_t::octopus) {
     ceph_release_t r = ceph_release_from_name(
       g_conf()->mon_osd_initial_require_min_compat_client);
     if (!r) {
@@ -3397,6 +3400,13 @@ bool OSDMonitor::preprocess_boot(MonOpRequestRef op)
 		      << " because require_osd_release < mimic";
     goto ignore;
   }
+  if (HAVE_FEATURE(m->osd_features, SERVER_PACIFIC) &&
+      osdmap.require_osd_release < ceph_release_t::nautilus) {
+    mon->clog->info() << "disallowing boot of pacific+ OSD "
+		      << m->get_orig_source_inst()
+		      << " because require_osd_release < nautilus";
+    goto ignore;
+  }
 
   // The release check here is required because for OSD_PGLOG_HARDLIMIT,
   // we are reusing a jewel feature bit that was retired in luminous.
@@ -11228,6 +11238,19 @@ bool OSDMonitor::prepare_command_impl(MonOpRequestRef op,
 	err = -EPERM;
 	goto reply;
       }
+    } else if (rel == ceph_release_t::pacific) {
+      if (!mon->monmap->get_required_features().contains_all(
+	    ceph::features::mon::FEATURE_PACIFIC)) {
+	ss << "not all mons are pacific";
+	err = -EPERM;
+	goto reply;
+      }
+      if ((!HAVE_FEATURE(osdmap.get_up_osd_features(), SERVER_PACIFIC))
+           && !sure) {
+	ss << "not all up OSDs have CEPH_FEATURE_SERVER_PACIFIC feature";
+	err = -EPERM;
+	goto reply;
+      }
     } else {
       ss << "not supported for this release yet";
       err = -EPERM;