CI: Allow more permissive HTTP retries/timeouts when connecting to conda (#47260)

Author: mroeschke

.github/actions/setup-conda/action.yml

@@ -18,10 +18,11 @@ runs:
       if: ${{ inputs.pyarrow-version }}
 
     - name: Install ${{ inputs.environment-file }}
-      uses: conda-incubator/setup-miniconda@v2
+      uses: conda-incubator/setup-miniconda@v2.1.1
       with:
         environment-file: ${{ inputs.environment-file }}
         channel-priority: ${{ runner.os == 'macOS' && 'flexible' || 'strict' }}
         channels: conda-forge
         mamba-version: "0.23"
         use-mamba: true
+        condarc-file: ci/condarc.yml

.github/workflows/asv-bot.yml

@@ -47,6 +47,7 @@ jobs:
           channel-priority: strict
           environment-file: ${{ env.ENV_FILE }}
           use-only-tar-bz2: true
+          condarc-file: ci/condarc.yml
 
       - name: Run benchmarks
         id: bench

.github/workflows/code-checks.yml

@@ -66,6 +66,7 @@ jobs:
         channel-priority: strict
         environment-file: ${{ env.ENV_FILE }}
         use-only-tar-bz2: true
+        condarc-file: ci/condarc.yml
 
     - name: Build Pandas
       id: build
@@ -135,6 +136,7 @@ jobs:
         channel-priority: strict
         environment-file: ${{ env.ENV_FILE }}
         use-only-tar-bz2: true
+        condarc-file: ci/condarc.yml
 
     - name: Build Pandas
       id: build

.github/workflows/posix.yml

@@ -155,6 +155,7 @@ jobs:
         channel-priority: flexible
         environment-file: ${{ env.ENV_FILE }}
         use-only-tar-bz2: true
+        condarc-file: ci/condarc.yml
 
     - name: Upgrade Arrow version
       run: conda install -n pandas-dev -c conda-forge --no-update-deps pyarrow=${{ matrix.pyarrow_version }}

.github/workflows/sdist.yml

@@ -64,6 +64,7 @@ jobs:
         activate-environment: pandas-sdist
         channels: conda-forge
         python-version: '${{ matrix.python-version }}'
+        condarc-file: ci/condarc.yml
 
     - name: Install pandas from sdist
       run: |

ci/condarc.yml

@@ -0,0 +1,32 @@
+# https://docs.conda.io/projects/conda/en/latest/configuration.html
+
+# always_yes (NoneType, bool)
+#   aliases: yes
+#   Automatically choose the 'yes' option whenever asked to proceed with a
+#   conda operation, such as when running `conda install`.
+#
+always_yes: true
+
+# remote_connect_timeout_secs (float)
+#   The number seconds conda will wait for your client to establish a
+#   connection to a remote url resource.
+#
+remote_connect_timeout_secs: 30.0
+
+# remote_max_retries (int)
+#   The maximum number of retries each HTTP connection should attempt.
+#
+remote_max_retries: 10
+
+# remote_backoff_factor (int)
+#   The factor determines the time HTTP connection should wait for
+#   attempt.
+#
+remote_backoff_factor: 3
+
+# remote_read_timeout_secs (float)
+#   Once conda has connected to a remote resource and sent an HTTP
+#   request, the read timeout is the number of seconds conda will wait for
+#   the server to send a response.
+#
+remote_read_timeout_secs: 60.0