SSH キーの不一致が原因で StorageGRID メンテナンス手順が停止します

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Category:: storagegrid<a>StorageGRID アップグレード</a><a>2008997115</a><a>StorageGRID SSH</a>

Specialty:: sgrid

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環境

NetApp StorageGRID

問題

運用停止やソフトウェアアップグレードなどのStorageGRIDメンテナンスタスクを実行しようとすると失敗します。

ソフトウェアアップグレードの事前確認の失敗例：

The precheck operation has detacted conditions that must be addressed before upgrading. Resolve the issues listed below and click Start Upgrade or Run Prechecks to retry. Contact Technical Support for assistence in resolved these issues if necessary.

The following issues were identified by the Connectivity precheck

- <nodename> is currently offline or disconnected

- Refer to KB article "StorageGRID 11.x software upgrade resolution guide for further information

/var/local/log/gdu-server.log プライマリ管理者でを復活させると、次の内容が報告されます。

E, [2020-09-24T02:02:45.190142 0008297] ERROR -- : Failed to execute sh command with 'run-host-command test -e /var/local/dkr/0/install/upgrade-stage/base-os/upgrade.sh 2>&1' on localhost - 1, /usr/local/lib/site_ruby/bycast/commands/sh.rb:134:in `rescue in block in call': Unable to connect to 127.0.0.1 on port 8022: fingerprint SHA256:0rY4mOtq8XtRYciMQuZL9Oo+EFp568s2CYx5+qvDxvk does not match for "[127.0.0.1]:8022" (Bycast::Commands::Sh::Remote::Error) from /usr/local/lib/site_ruby/bycast/commands/sh.rb:109:in `block in call' from /usr/local/lib/site_ruby/bycast/commands/sh.rb:108:in `synchronize' from /usr/local/lib/site_ruby/bycast/commands/sh.rb:108:in `call' from /usr/sbin/run-host-command:117:in `<main>'

例2：

ECDSA host key for <hostname> differs from the key for the IP address <ip>