Merge pull request #34695 from mgfritch/cephadm-iscsi-container-image

mgr/cephadm: allow config for an iscsi `container_image`

Reviewed-by: Sebastian Wagner <sebastian.wagner@suse.com>

Merge pull request #34718 from mgfritch/cephadm-mgr-is-available

cephadm: catch Exception during is_mgr_available

Reviewed-by: Joshua Schmid <jschmid@suse.de>

Merge pull request #34619 from sebastian-philipp/qa-adopt-specific-commit

qa/cephadm: make test_adoption checkout a specific commit

Merge pull request #34693 from sebastian-philipp/cephadm-warn-master-improvement

cephadm: improve warn message

Reviewed-by: Michael Fritch <mfritch@suse.com>

Merge pull request #34675 from sebastian-philipp/cephadm-service-rm-feedback

mgr/cephadm: remove_service: Feedback, if spec not found

Reviewed-by: Joshua Schmid <jschmid@suse.de>

Merge pull request #34142 from rhcs-dashboard/wip-44667-fix-reload-issues

Reviewed-by: Tiago Melo <tmelo@suse.com>
Reviewed-by: Volker Theile <vtheile@suse.com>

Merge pull request #34730 from theanalyst/docs/release-updates-04-20

docs: release updates for nautilus,mimic,octopus

Reviewed-By: Nathan Cutler <ncutler@suse.com>

Merge pull request #34673 from sebastian-philipp/cephadm-man

doc/man: add cephadm

Reviewed-by: Alexandra Settle <asettle@suse.com>
Reviewed-by: Michael Fritch <mfritch@suse.com>
Reviewed-by: Zac Dover <zac.dover@gmail.com>

Merge pull request #34725 from lxbsz/_type_equality_funcs

qa/tasks/cephfs/test_scrub: fix self.assertEqual no attribute '_type_equality_funcs'

Reviewed-by: Kefu Chai <kchai@redhat.com>

doc: update release.yml with octopus, nautilus & mimic

Signed-off-by: Abhishek Lekshmanan <abhishek@suse.com>

doc: releases: add release notes for v14.2.9

Signed-off-by: Abhishek Lekshmanan <abhishek@suse.com>

Merge pull request #34726 from lxbsz/dict_key_error

qa/tasks/cephfs/cephfs_test_case: switch 'dict_keys' object to list

Reviewed-by: Kefu Chai <kchai@redhat.com>

doc: release notes for v13.2.10 mimic

Signed-off-by: Abhishek Lekshmanan <abhishek@suse.com>

doc: releases: release notes for v13.2.9 mimic

Signed-off-by: Abhishek Lekshmanan <abhishek@suse.com>

doc: releases: v15.2.1 release notes

Signed-off-by: Abhishek Lekshmanan <abhishek@suse.com>

qa/tasks/cephfs/test_volumes: to make sure the size is int type

Fix "Error EINVAL: invalid size option '4915200.0'".

In pytho2 int/2 will get a int type result, but in python3 it maybe
a float type.

Fixes: https://tracker.ceph.com/issues/45247
Signed-off-by: Xiubo Li <xiubli@redhat.com>

qa/tasks/cephfs/mount: to make sure that the count/seek are int type

To fix "stderr:dd: invalid number: '5.0'".

Fixes: https://tracker.ceph.com/issues/45247
Signed-off-by: Xiubo Li <xiubli@redhat.com>

qa/tasks/cephfs/test_scrub: fix self.assertEqual no attribute '_type_equality_funcs'

Signed-off-by: Xiubo Li <xiubli@redhat.com>

qa/tasks/cephfs/cephfs_test_case: switch 'dict_keys' object to list

Fix the "TypeError: 'dict_keys' object does not support indexing" under
py3.

Signed-off-by: Xiubo Li <xiubli@redhat.com>

Merge pull request #33769 from lxbsz/qa_vstart_runner_os

qa/vstart_runner.py: add os and arch properties support

Reviewed-by: Patrick Donnelly <pdonnell@redhat.com>
Reviewed-by: Kefu Chai <kchai@redhat.com>

qa/tasks/vstart_runner: make remote.sh return str as default

To address the issue in https://github.com/ceph/teuthology/pull/1459.

Signed-off-by: Xiubo Li <xiubli@redhat.com>

qa/vstart_runner.py: add os and arch properties support

Fixes: https://tracker.ceph.com/issues/44456
Signed-off-by: Xiubo Li <xiubli@redhat.com>

Merge pull request #34685 from lxbsz/vstart_runner

qa/tasks/cephfs/mount: switch to StringIO to fix TypeErrors

Reviewed-by: Kiefer Chang <kiefer.chang@suse.com>
Reviewed-by: Laura Paduano <lpaduano@suse.com>
Reviewed-by: Kefu Chai <kchai@redhat.com>

qa/tasks/cephfs/mount: switch to StringIO to fix TypeErrors

TypeError: cannot use a string pattern on a bytes-like object

Fixes: https://tracker.ceph.com/issues/45175
Signed-off-by: Xiubo Li <xiubli@redhat.com>

qa/vstart_runner: remove the debug info

Fixes: https://tracker.ceph.com/issues/45175
Signed-off-by: Xiubo Li <xiubli@redhat.com>

cephadm: catch Exception during is_mgr_available

Traceback (most recent call last):
  File "test_tmp/tmp.ykMmPiFqIT/cephadm", line 4578, in <module>
    r = args.func()
  File "test_tmp/tmp.ykMmPiFqIT/cephadm", line 1121, in _default_image
    return func()
  File "test_tmp/tmp.ykMmPiFqIT/cephadm", line 2489, in command_bootstrap
    is_available('mgr', is_mgr_available)
  File "test_tmp/tmp.ykMmPiFqIT/cephadm", line 895, in is_available
    if func():
  File "test_tmp/tmp.ykMmPiFqIT/cephadm", line 2486, in is_mgr_available
    out = cli(['status', '-f', 'json-pretty'], timeout=timeout)
  File "test_tmp/tmp.ykMmPiFqIT/cephadm", line 2403, in cli
    return CephContainer(
  File "test_tmp/tmp.ykMmPiFqIT/cephadm", line 2140, in run
    out, _, _ = call_throws(
  File "test_tmp/tmp.ykMmPiFqIT/cephadm", line 838, in call_throws
    raise RuntimeError('Failed command: %s' % ' '.join(command))

Signed-off-by: Michael Fritch <mfritch@suse.com>

Merge pull request #34570 from cbodley/wip-bucket-layout-json

rgw: bucket layout fixes

Reviewed-by: Shilpa Jagannath <smanjara@redhat.com>

Merge pull request #34645 from cbodley/wip-rgw-reshard-target-layout

rgw: use target bucket layout for reshard

Reviewed-by: Shilpa Jagannath <smanjara@redhat.com>

Merge pull request #33937 from changchengx/unsigned_compare

librbd: fix unsigned value compared with zero

Reviewed-by: Jason Dillaman <dillaman@redhat.com>

Merge pull request #34694 from mikechristie/ceph-iscsi-selinux-fixes

ceph-iscsi:  selinux fixes

Reviewed-by: Boris Ranto <branto@redhat.com>

doc/man: add cephadm

Fixes: https://tracker.ceph.com/issues/44971
Signed-off-by: Sebastian Wagner <sebastian.wagner@suse.com>

mgr/cephadm: unify apply tests

Signed-off-by: Sebastian Wagner <sebastian.wagner@suse.com>

mgr/cephadm: unified add_daemon tests

Signed-off-by: Sebastian Wagner <sebastian.wagner@suse.com>

mgr/cephadm: add cleanup to test_cephadm

Signed-off-by: Sebastian Wagner <sebastian.wagner@suse.com>

mgr/cephadm: remove_service: Feedback, if spec not found

`ceph orch rm my-unknown-service` still returned
`Removed service my-unknown-service`.

Signed-off-by: Sebastian Wagner <sebastian.wagner@suse.com>

Merge pull request #34678 from sebastian-philipp/doc-cephadm-install-fix-placement

doc/cephadm: install.rst: fix placement spec.

Reviewed-by: Alexandra Settle <asettle@suse.com>
Reviewed-by: Michael Fritch <mfritch@suse.com>

Merge pull request #34674 from sebastian-philipp/cephadm-ceph-volume-lock-if-fsid

cephadm: Aquire lock, if fsid != None

Reviewed-by: Michael Fritch <mfritch@suse.com>

Merge pull request #34620 from mgfritch/cephadm-timeout-test-fixup

qa/workunits/cephadm/test_cephadm.sh: extend timeout test

Merge pull request #34600 from dsavineau/issue_45120

cephadm: fix adopt prometheus command

Reviewed-by: Michael Fritch <mfritch@suse.com>

Merge pull request #34688 from sebastian-philipp/qa-test-cephadm-octopus-version

qa/workunits/cephadm/test_cephadm: Also test octopus

Reviewed-by: Michael Fritch <mfritch@suse.com>

Merge pull request #34691 from sebastian-philipp/cephadm-ssk-keyring-check_call

mgr/cephadm: use check_call  for `ssh-keygen`

Reviewed-by: Kiefer Chang <kiefer.chang@suse.com>
Reviewed-by: Michael Fritch <mfritch@suse.com>

Merge pull request #33065 from ifed01/wip-ifed-spurious-readerr-alert

os/bluestore: introduce health alert on spurious read errors.

Reviewed-by: Josh Durgin <jdurgin@redhat.com>
Signed-off-by: Igor Fedotov <ifedotov@suse.com>

Merge pull request #34666 from rhcs-dashboard/44405-test-totp-increase-time

mgr/dashboard: fix tasks.mgr.dashboard.test_rgw.RgwBucketTest.test_all

Reviewed-by: Brad Hubbard <bhubbard@redhat.com>
Reviewed-by: Tatjana Dehler <tdehler@suse.com>
Reviewed-by: Laura Paduano <lpaduano@suse.com>

Merge pull request #34483 from dabukalam/master

doc/rados: Remove obsolete placement group note from EC pool creation

Reviewed-by: Kefu Chai <kchai@redhat.com>

Merge pull request #33916 from aclamk/fix-bs-avl-memaccounting

os/bluestore: Adds shutdown in destructor of AvlAllocator

Reviewed-by: xie xingguo <xie.xingguo@zte.com.cn>
Reviewed-by: Sage Weil <sage@redhat.com>
Reviewed-by: Kefu Chai <kchai@redhat.com>

Merge pull request #34559 from tchaikov/wip-19076-refactor

mon/OSDMonitor: refactor loops for better readability

Reviewed-by: Joao Eduardo Luis <joao@suse.de>
Reviewed-by: Brad Hubbard <bhubbard@redhat.com>

Merge pull request #34328 from liewegas/cpatch

script/cpatch: initial version

Reviewed-by: Josh Durgin <jdurgin@redhat.com>
Reviewed-by: Brad Hubbard <bhubbard@redhat.com>

Merge pull request #34430 from yison/rwl-image-writeback-cache-seq4

rbd/cache: Replicated Write Log core codes part 4

Reviewed-by: Jason Dillaman <dillaman@redhat.com>

mgr/cephadm: allow config for an iscsi `container_image`

ceph config set client.iscsi container_image <container_image>

Fixes: https://tracker.ceph.com/issues/45162
Signed-off-by: Michael Fritch <mfritch@suse.com>

selinux: Fix ceph-iscsi etc access

This fixes the selinux errors like this for /etc/target

-----------------------------------
Additional Information:
Source Context                system_u:system_r:ceph_t:s0
Target Context                system_u:object_r:targetd_etc_rw_t:s0
Target Objects                target [ dir ]
Source                        rbd-target-api
Source Path                   rbd-target-api
Port                          <Unknown>
Host                          ans8
Source RPM Packages
Target RPM Packages
Policy RPM                    selinux-policy-3.14.3-20.el8.noarch
Selinux Enabled               True
Policy Type                   targeted
Enforcing Mode                Enforcing
Host Name                     ans8
Platform                      Linux ans8 4.18.0-147.el8.x86_64 #1 SMP
Thu Sep 26
                              15:52:44 UTC 2019 x86_64 x86_64
Alert Count                   1
First Seen                    2020-01-08 18:39:48 EST
Last Seen                     2020-01-08 18:39:48 EST
Local ID                      9a13ee18-eaf2-4f2a-872f-2809ee4928f6

Raw Audit Messages
type=AVC msg=audit(1578526788.148:69): avc:  denied  { search } for
pid=995 comm="rbd-target-api" name="target" dev="sda1" ino=52198
scontext=system_u:system_r:ceph_t:s0
tcontext=system_u:object_r:targetd_etc_rw_t:s0 tclass=dir permissive=1

Hash: rbd-target-api,ceph_t,targetd_etc_rw_t,dir,search

which are a result of the rtslib library the ceph-iscsi daemons use
accessing /etc/target to read/write a file which stores meta data the
target uses.

Signed-off-by: Mike Christie <mchristi@redhat.com>

selinux: Fix ceph-iscsi configfs access

This fixes the the following selinux error when using ceph-iscsi's
rbd-target-api daemon (rbd-target-gw has the same issue). They are
a result of the a python library, rtslib, which the daemons use.

Additional Information:
Source Context                system_u:system_r:ceph_t:s0
Target Context                system_u:object_r:configfs_t:s0
Target Objects
/sys/kernel/config/target/iscsi/iqn.2003-01.com.re
                              dhat:ceph-iscsi/tpgt_1/attrib/authentication
[
                              file ]
Source                        rbd-target-api
Source Path                   /usr/libexec/platform-python3.6
Port                          <Unknown>
Host                          ans8
Source RPM Packages           platform-python-3.6.8-15.1.el8.x86_64
Target RPM Packages
Policy RPM                    selinux-policy-3.14.3-20.el8.noarch
Selinux Enabled               True
Policy Type                   targeted
Enforcing Mode                Enforcing
Host Name                     ans8
Platform                      Linux ans8 4.18.0-147.el8.x86_64 #1 SMP
Thu Sep 26
                              15:52:44 UTC 2019 x86_64 x86_64
Alert Count                   1
First Seen                    2020-01-08 18:39:47 EST
Last Seen                     2020-01-08 18:39:47 EST
Local ID                      6f8c3415-7a50-4dc8-b3d2-2621e1d00ca3

Raw Audit Messages
type=AVC msg=audit(1578526787.577:68): avc:  denied  { ioctl } for
pid=995 comm="rbd-target-api"
path="/sys/kernel/config/target/iscsi/iqn.2003-01.com.redhat:ceph-iscsi/tpgt_1/attrib/authentication"
dev="configfs" ino=25703 ioctlcmd=0x5401
scontext=system_u:system_r:ceph_t:s0
tcontext=system_u:object_r:configfs_t:s0 tclass=file permissive=1

type=SYSCALL msg=audit(1578526787.577:68): arch=x86_64 syscall=ioctl
success=no exit=ENOTTY a0=34 a1=5401 a2=7ffd4f8f1f60 a3=3052cd2d95839b96
items=0 ppid=1 pid=995 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0
egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm=rbd-target-api
exe=/usr/libexec/platform-python3.6 subj=system_u:system_r:ceph_t:s0
key=(null)

Hash: rbd-target-api,ceph_t,configfs_t,file,ioctl

Signed-off-by: Mike Christie <mchristi@redhat.com>

cephadm: improve warn message

make it more fancy!

Signed-off-by: Sebastian Wagner <sebastian.wagner@suse.com>
Co-authored-by: Michael Fritch <mfritch@suse.com>

Merge pull request #34669 from yuvalif/remove_queue_dependency

cls/2pc_queue: remove the dependency of cls_2pc_queue with cls_queue

Reviewed-by: Casey Bodley <cbodley@redhat.com>

Merge pull request #34664 from yuvalif/clarify_topic_creation_format

rgw/doc: clarify topic creation format

Reviewed-by: Casey Bodley <cbodley@redhat.com>

mgr/cephadm: use check_call  for `ssh-keygen`

Mainly to provide any reasonable error

Fixes: https://tracker.ceph.com/issues/44832
Signed-off-by: Sebastian Wagner <sebastian.wagner@suse.com>

Merge pull request #34613 from cbodley/wip-44661

rgw: use DEFER_DROP_PRIVILEGES flag unconditionally

Reviewed-by: Yehuda Sadeh <yehuda@redhat.com>

qa/workunits/cephadm/test_cephadm: Also test octopus

Signed-off-by: Sebastian Wagner <sebastian.wagner@suse.com>

Merge pull request #34621 from mgfritch/cephadm-test-cleanup

qa/workunits/cephadm/test_cephadm.sh: add CLEANUP var

Merge pull request #34568 from sebastian-philipp/orch-upgrade-usage

mgr/orch: upgrade: better input validation

Reviewed-by: Joshua Schmid <jschmid@suse.de>
Reviewed-by: Michael Fritch <mfritch@suse.com>

Merge pull request #34565 from SUSE/wip-fix-45095

cephadm: handle adopting offline OSDs

Reviewed-by: Michael Fritch <mfritch@suse.com>
Reviewed-by: Sebastian Wagner <sebastian.wagner@suse.com>

Merge pull request #34442 from tspmelo/wip-fix-rgw-bucket-checkbox

Reviewed-by: Stephan Müller <smueller@suse.com>
Reviewed-by: Volker Theile <vtheile@suse.com>

doc/cephadm: install.rst: fix placement spec.

Signed-off-by: Sebastian Wagner <sebastian.wagner@suse.com>

qa/cephadm: make test_adoption checkout a specific commit

Reason is, I want to have a test run of test_adoption, *before* master is affected.

Signed-off-by: Sebastian Wagner <sebastian.wagner@suse.com>

cephadm: Aquire lock, if fsid != None

Fixes:

```
Traceback (most recent call last):
  File "./cephadm", line 4494, in <module>
    r = args.func()
  File "./cephadm", line 1077, in _infer_fsid
    return func()
  File "./cephadm", line 1103, in _infer_image
    return func()
  File "./cephadm", line 2813, in command_ceph_volume
    l = FileLock(args.fsid)
  File "./cephadm", line 560, in __init__
    self._lock_file = os.path.join(LOCK_DIR, name + '.lock')
TypeError: unsupported operand type(s) for +: 'NoneType' and 'str'
```

Signed-off-by: Sebastian Wagner <sebastian.wagner@suse.com>

Merge pull request #33479 from simon-rock/simon_split_stray

mds : enable fragmentation of stray dir when conditions are met

Merge pull request #34561 from kotreshhr/ceph-fs-status-output

mgr/status: Fix "ceph fs status" json format writing to stderr

Reviewed-by: Kefu Chai <kchai@redhat.com>
Reviewed-by: Ramana Raja <rraja@redhat.com>

Merge pull request #34546 from varshar16/wip-flake8-cephfs-shell

cephfs-shell: Fix multiple flake8 errors

Reviewed-by: Rishabh Dave <ridave@redhat.com>

Merge pull request #34534 from ajarr/fix-43061

mon/FSCommands: Fix 'add_data_pool' command and 'fs new' command

Reviewed-by: Greg Farnum <gfarnum@redhat.com>

Merge pull request #34164 from ukernel/wip-44382

qa/cephfs: update TestClusterFull:test_barrier

Reviewed-by: Jeff Layton <jlayton@redhat.com>

Merge pull request #33576 from lxbsz/fuse

unshare-ns-mount: add isolating netns for mount helper support

Reviewed-by: Jeff Layton <jlayton@redhat.com>

Merge pull request #34121 from ADI10HERO/flake8_fix1

cephfs-shell: Fix flake8 errors (F841, E302, E502, E128, E305 and E222)

Reviewed-by: Rishabh Dave <ridave@redhat.com>
Reviewed-by: Varsha Rao <varao@redhat.com>

Merge pull request #34531 from lxbsz/libfuse3

ceph-fuse: link to libfuse3 and pass `-o big_writes` to libfuse if libfuse < 3.0.0

Reviewed-by: "Yan, Zheng" <zyan@redhat.com>
Reviewed-by: Kefu Chai <kchai@redhat.com>

Merge pull request #34274 from ukernel/wip-44801

client: reset requested_max_size if file write is not wanted

Reviewed-by: Greg Farnum <gfarnum@redhat.com>

cls/2pc_queue: remove the dependency of cls_2pc_queue with cls_queue

both queues share the same code base, however, cls_2pc_queue should work
even if cls_queue objectclass is not loaded into the osd

Signed-off-by: Yuval Lifshitz <ylifshit@redhat.com>

mgr/dashboard: fix tasks.mgr.dashboard.test_rgw.RgwBucketTest.test_all

Increased the time for getting 2nd TOTP.

Fixes: https://tracker.ceph.com/issues/44405
Signed-off-by: Alfonso Martínez <almartin@redhat.com>

Merge pull request #34612 from zdover23/wip-doc-tshooting-ssh-errors-44905

doc/cephadm: Add troubleshooting guidance for ssh connection failures. [cephadm]

Reviewed-by: Sebastian Wagner <sebastian.wagner@suse.com>

Merge pull request #34661 from wjwithagen/wjw-fix-rgw_bucket_sync_cache.h

rgw: remove noexcept from function definition

Reviewed-by: Casey Bodley <cbodley@redhat.com>

Merge pull request #34614 from theanalyst/rgw/reshard-num-check

rgw: reshard: skip stale bucket id entries from reshard queue

Reviewed-by: Casey Bodley <cbodley@redhat.com>

rgw: remove noexcept from function definition

Clang complains:
src/rgw/rgw_bucket_sync_cache.h:88:3: error: exception specification of explicitly defaulted copy co
nstructor does not match the calculated one
  Handle(const Handle&) noexcept = default;
  ^
1 error generated.

And a reference that I found for this:
    https://github.com/mapnik/mapnik/issues/3274
Suggesting that the noexcept is inherited from the first definition.

Signed-off-by: Willem Jan Withagen <wjw@digiware.nl>

rgw/doc: clarify topic creation format

also, fix some typos, and 'push-endpoint' parameter

Signed-off-by: Yuval Lifshitz <ylifshit@redhat.com>

qa/cephfs: add test case for fragmenting stray dirs

Signed-off-by: "Yan, Zheng" <zyan@redhat.com>

Merge pull request #34605 from tchaikov/wip-45113

qa/suites/*/rados_cls_all.yaml: load all classes

Reviewed-by: Neha Ojha <nojha@redhat.com>

mds: automatically fragment stray dirs

Signed-off-by: Simon Gao <simon29rock@gmail.com>

Merge pull request #34655 from ceph/wip-yuriw-remove-wip-master

qa/tests: removed tests 'client-upgrade-octopus-pacific'

Reviewed-by: Josh Durgin <jdurgin@redhat.com>

qa/tests: removed tests 'client-upgrade-octopus-pacific'

Signed-off-by: Yuri Weinstein <yweinste@redhat.com>

Merge pull request #34651 from ceph/wip-yuriw-crontab-master

qa/tests: fixed typo

Reviewed-by: Josh Durgin <jdurgin@redhat.com>

qa/tests: fixed typo

Signed-off-by: Yuri Weinstein <yweinste@redhat.com>

Merge pull request #34649 from ceph/wip-yuriw-crontab-master

qa/tests: added new clients upgrade tests `client-upgrade-octopus-pacific`

qa/tests: added new clients upgrade tests

`client-upgrade-octopus-pacific` for future 'pacific' release

Signed-off-by: Yuri Weinstein <yweinste@redhat.com>

Merge pull request #34642 from ceph/wip-yuriw-octopus-client-upgrade-octopus-pacific

qa/tests: initial checkin for clients upgrades tests for future relea…

rgw: use target bucket layout for reshard

Signed-off-by: Casey Bodley <cbodley@redhat.com>

qa/tests: initial checkin for clients upgrades tests for future release of pacific

Signed-off-by: Yuri Weinstein <yweinste@redhat.com>

Merge pull request #34608 from trociny/wip-journal-append-stripe-width

cls/journal: use EC pool stripe width for padding appends

Reviewed-by: Jason Dillaman <dillaman@redhat.com>

qa/rgw: allow 'ceph' user to read vault token

Signed-off-by: Casey Bodley <cbodley@redhat.com>

mgr/orch: upgrade: better input validation

Signed-off-by: Sebastian Wagner <sebastian.wagner@suse.com>

Merge pull request #34636 from tchaikov/wip-vstart-runner-py3

qa/tasks/vstart_runner,doc: be compatible with python3

Reviewed-by: Alfonso Martínez <almartin@redhat.com>
Reviewed-by: Xiubo Li <xiubli@redhat.com>

cephadm: fix adopt prometheus command

Create the target directory before copy the prometheus configuration.

Closes: https://tracker.ceph.com/issues/45120
Signed-off-by: Dimitri Savineau <dsavinea@redhat.com>

qa/tasks/cephfs/fuse_mount.py: by python3 compatible

pass `StringIO()` to capture stdout whose value will be interpreted as a
string later on

Signed-off-by: Kefu Chai <kchai@redhat.com>

Add troubleshooting guidance for ssh connection failures.

For more thorough information about this commit, see:
https://tracker.ceph.com/issues/44905

Signed-off-by: Zac Dover <zac.dover@gmail.com>
Update doc/cephadm/troubleshooting.rst

Co-Authored-By: Michael Fritch <mfritch@suse.com>
ibid

Signed-off-by: Zac Dover <zac.dover@gmail.com>
Update doc/cephadm/troubleshooting.rst

Co-Authored-By: Sebastian Wagner <sebastian@spawnhost.de>
Update doc/cephadm/troubleshooting.rst

Co-Authored-By: Sebastian Wagner <sebastian@spawnhost.de>
Added mgfritch's suggestion regarding checking to see if the public key
is listed in the authorized_keys file.

Signed-off-by: Zac Dover <zac.dover@gmail.com>

pybind/mgr/dashboard/run-backend-api-tests.sh: use python3 by default

since vstart_runner.py is now py3, let's use python3 by default

Signed-off-by: Kefu Chai <kchai@redhat.com>