45999f76e7
Change-Id: I3566f689f7c39e93e10e18caf9d4a6ee8e8f6b07 Signed-off-by: Keane Lim <keane.lim@windriver.com>
58 lines
1.4 KiB
ReStructuredText
58 lines
1.4 KiB
ReStructuredText
.. _migrate-releases-from-helm-v2-to-helm-v3-a6066193c2a8:
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========================================
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Migrate Releases from Helm v2 to Helm v3
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========================================
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.. rubric:: |context|
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After upgrading a cluster, end users' Helm releases are not upgraded from
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version 2. Run a custom script to migrate the end users' Helm releases or
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installs to Helm v3.
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.. rubric:: |proc|
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#. Install the /helm-2to3 plugin.
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.. code-block:: none
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~(keystone-admin)]$ mkdir plugin
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wget https://github.com/helm/helm-2to3/releases/download/v0.9.0/helm-2to3_0.9.0_linux_amd64.tar.gz
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pushd plugin/
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tar -xvzf ../helm-2to3_0.9.0_linux_amd64.tar.gz
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mkdir bin
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cp 2to3 bin
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popd
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export HELM_LINTER_PLUGIN_NO_INSTALL_HOOK=true
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helm plugin install ./plugin
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#. Move the helm2 config to helm3.
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.. code-block:: none
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~(keystone-admin)]$ helm 2to3 move config
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#. Choose a Helm v2 release to migrate.
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.. code-block:: none
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~(keystone-admin)]$ helmv2-cli -- helm list -a
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#. Migrate a helm2 release, for example, myApplication.
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.. code-block:: none
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~(keystone-admin)]$ ./migrate_helm_release.py myApplication
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#. Check if it migrated successfully.
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.. code-block:: none
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~(keystone-admin)]$ helm list -A -a
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#. The migrated release should not appear in helm2.
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.. code-block:: none
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~(keystone-admin)]$ helmv2-cli -- helm list -a
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