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Allow micromamba provisioning in Linux too #2097

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2 changes: 1 addition & 1 deletion conda_smithy/data/conda-forge.json
Original file line number Diff line number Diff line change
Expand Up @@ -1777,7 +1777,7 @@
}
],
"default": "micromamba",
"description": "Use this option to choose which tool is used to provision the tooling in your\nfeedstock. Defaults to micromamba.\n\nIf conda or mamba are chosen, the latest Miniforge will be used to\nprovision the base environment. If micromamba is chosen, Miniforge\nis not involved; the environment is created directly by micromamba.\n\nNote: micromamba is only used on macOS and Windows for now.\nOn Linux, mamba (as provided in the Docker images) will still be used\neven if micromamba is chosen.",
"description": "Use this option to choose which tool is used to provision the tooling in your\nfeedstock. Defaults to micromamba.\n\nIf conda or mamba are chosen, the latest Miniforge will be used to\nprovision the base environment. If micromamba is chosen, Miniforge\nis not involved; the environment is created directly by micromamba.",
"title": "Conda Install Tool"
},
"conda_forge_output_validation": {
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4 changes: 0 additions & 4 deletions conda_smithy/schema.py
Original file line number Diff line number Diff line change
Expand Up @@ -637,10 +637,6 @@ class ConfigModel(BaseModel):
If conda or mamba are chosen, the latest Miniforge will be used to
provision the base environment. If micromamba is chosen, Miniforge
is not involved; the environment is created directly by micromamba.

Note: micromamba is only used on macOS and Windows for now.
On Linux, mamba (as provided in the Docker images) will still be used
even if micromamba is chosen.
"""
),
)
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36 changes: 32 additions & 4 deletions conda_smithy/templates/build_steps.sh.tmpl
Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,36 @@ solver: {{ conda_solver }}
{%- endif %}

CONDARC

{%- if conda_install_tool == "micromamba" %}
if [[ ! -f /opt/conda/condabin/micromamba ]]; then
# TEMPORARY: only until https://github.com/conda-forge/docker-images/pull/288 is merged
export micromamba_version="1.5.10-0"
if [ "$(uname -m)" = "x86_64" ]; then
export micromamba_arch="64"
export micromamba_chksum="80057e007579d482a39dc283dd3e725503e34da7e7c51844957164511cdb917b"
elif [ "$(uname -m)" = "ppc64le" ]; then
export micromamba_arch="ppc64le"
export micromamba_chksum="5528e92b12f7389a8d23a409a476e871f4f889a17e381924cf74459f14627ddd"
elif [ "$(uname -m)" = "aarch64" ]; then
export micromamba_arch="aarch64"
export micromamba_chksum="7803a2aa51a5f0a58f3d2ef0f07724edb67f31f61b3e44ae9b8d6c9f009f7996"
else
exit 1
fi
export micromambapkg="https://github.com/mamba-org/micromamba-releases/releases/download/${micromamba_version}/micromamba-linux-${micromamba_arch}"
# Download micromamba and put it condabin
curl -s -L $micromambapkg > /opt/conda/condabin/micromamba
sha256sum /opt/conda/condabin/micromamba | grep $micromamba_chksum
chmod +x /opt/conda/condabin/micromamba
fi
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micromamba info --root-prefix ~/.conda
echo > /opt/conda/conda-meta/history
micromamba install --root-prefix ~/.conda --prefix /opt/conda \
--yes --override-channels --channel conda-forge --strict-channel-priority \
pip {{ conda_install_tool_deps }} {{ conda_build_tool_deps }} {{ " ".join(remote_ci_setup) }}
{%- endif %}

{%- if conda_build_tool == "mambabuild" %}
{%- set BUILD_CMD="conda-mambabuild" %}
{%- elif conda_build_tool == "conda-build+conda-libmamba-solver" %}
Expand All @@ -47,12 +77,10 @@ CONDARC
{%- if conda_solver == "libmamba" %}
export CONDA_LIBMAMBA_SOLVER_NO_CHANNELS_FROM_INSTALLED=1
{%- endif %}
{%- if conda_install_tool == "micromamba" %}
{%- set conda_install_tool = "mamba" %}
{%- endif %}

{%- if conda_install_tool in ("conda", "mamba") %}
{{ conda_install_tool }} install --update-specs --yes --quiet --channel conda-forge --strict-channel-priority \
pip {{ conda_install_tool_deps }} {{ conda_build_tool_deps }} {{ " ".join(remote_ci_setup) }}
{%- endif %}
{%- if conda_install_tool == "mamba" and (conda_build_tool_deps != "" or conda_install_tool_deps != "") %}
{{ conda_install_tool }} update --update-specs --yes --quiet --channel conda-forge --strict-channel-priority \
pip {{ conda_install_tool_deps }} {{ conda_build_tool_deps }} {{ " ".join(remote_ci_setup_update) }}
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