diff --git a/.github/workflows/docs.sh b/.github/workflows/docs.sh
new file mode 100755
index 00000000000..fa0fd21bd6d
--- /dev/null
+++ b/.github/workflows/docs.sh
@@ -0,0 +1,71 @@
+#!/usr/bin/env bash
+################################################################################
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+################################################################################
+set -e
+
+mvn --version
+java -version
+javadoc -J-version
+
+# setup hugo
+HUGO_REPO=https://github.com/gohugoio/hugo/releases/download/v0.80.0/hugo_extended_0.80.0_Linux-64bit.tar.gz
+HUGO_ARTIFACT=hugo_extended_0.80.0_Linux-64bit.tar.gz
+if ! curl --fail -OL $HUGO_REPO ; then
+ echo "Failed to download Hugo binary"
+ exit 1
+fi
+tar -zxvf $HUGO_ARTIFACT
+git submodule update --init --recursive
+# generate docs into docs/target
+./hugo -v --source docs --destination target
+if [ $? -ne 0 ]; then
+ echo "Error building the docs"
+ exit 1
+fi
+
+# build Flink; required for Javadoc step
+mvn clean install -B -DskipTests -Dfast -Pskip-webui-build
+
+# build java/scala docs
+mkdir -p docs/target/api
+mvn javadoc:aggregate -B \
+ -Paggregate-scaladoc \
+ -DadditionalJOption="-Xdoclint:none --allow-script-in-comments" \
+ -Dmaven.javadoc.failOnError=false \
+ -Dcheckstyle.skip=true \
+ -Dspotless.check.skip=true \
+ -Denforcer.skip=true \
+ -Dheader="Back to Flink Website
"
+mv target/site/apidocs docs/target/api/java
+pushd flink-scala
+mvn scala:doc -B
+mv target/site/scaladocs ../docs/target/api/scala
+popd
+
+# build python docs
+if [ -f ./flink-python/dev/lint-python.sh ]; then
+ # Just completely ignore sudo in conda.
+ unset SUDO_UID SUDO_GID SUDO_USER
+
+ # build python docs
+ # disable the gateway, because otherwise it tries to find FLINK_HOME to access Java classes
+ PYFLINK_GATEWAY_DISABLED=1 ./flink-python/dev/lint-python.sh -i "sphinx"
+
+ # move python docs
+ mv flink-python/docs/_build/html docs/target/api/python
+fi
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
new file mode 100644
index 00000000000..205fc20bb32
--- /dev/null
+++ b/.github/workflows/docs.yml
@@ -0,0 +1,58 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+name: "Build documentation"
+on:
+ workflow_dispatch:
+jobs:
+ build-documentation:
+ runs-on: ubuntu-latest
+ steps:
+ - uses: actions/checkout@master
+ - name: Set branch environment variable
+ run: |
+ currentBranch=$(git branch --show-current)
+
+ echo "flink_branch=${currentBranch}" >> ${GITHUB_ENV}
+
+ if [ "${currentBranch} = "master" ]; then
+ echo "flink_alias=release-1.16" >> ${GITHUB_ENV}
+ elif [ "${currentBranch} = "release-1.14" ]; then
+ echo "flink_alias=stable" >> ${GITHUB_ENV}
+ fi
+ - name: Build documentation
+ run: |
+ docker run --rm --volume "$PWD:/root/flink" chesnay/flink-ci:java_8_11 bash -c "cd /root/flink && ./.github/workflows/docs.sh"
+ - name: Upload documentation
+ uses: burnett01/rsync-deployments@5.2
+ with:
+ switches: --archive --compress
+ path: docs/target/
+ remote_path: ${{ secrets.NIGHTLIES_RSYNC_PATH }}/flink/testing-flink-docs-${{ env.flink_branch }}/
+ remote_host: ${{ secrets.NIGHTLIES_RSYNC_HOST }}
+ remote_port: ${{ secrets.NIGHTLIES_RSYNC_PORT }}
+ remote_user: ${{ secrets.NIGHTLIES_RSYNC_USER }}
+ remote_key: ${{ secrets.NIGHTLIES_RSYNC_KEY }}
+ - name: Upload documentation alias
+ if: env.flink_alias != ''
+ uses: burnett01/rsync-deployments@5.2
+ with:
+ switches: --archive --compress
+ path: docs/target/
+ remote_path: ${{ secrets.NIGHTLIES_RSYNC_PATH }}/flink/testing-flink-docs-${{ env.flink_alias }}/
+ remote_host: ${{ secrets.NIGHTLIES_RSYNC_HOST }}
+ remote_port: ${{ secrets.NIGHTLIES_RSYNC_PORT }}
+ remote_user: ${{ secrets.NIGHTLIES_RSYNC_USER }}
+ remote_key: ${{ secrets.NIGHTLIES_RSYNC_KEY }}
diff --git a/tools/ci/build_docs.sh b/tools/ci/build_docs.sh
deleted file mode 100755
index 165d99f0e9b..00000000000
--- a/tools/ci/build_docs.sh
+++ /dev/null
@@ -1,38 +0,0 @@
-#!/usr/bin/env bash
-################################################################################
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements. See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership. The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License. You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-################################################################################
-
-HUGO_REPO=https://github.com/gohugoio/hugo/releases/download/v0.80.0/hugo_extended_0.80.0_Linux-64bit.tar.gz
-HUGO_ARTIFACT=hugo_extended_0.80.0_Linux-64bit.tar.gz
-
-if ! curl --fail -OL $HUGO_REPO ; then
- echo "Failed to download Hugo binary"
- exit 1
-fi
-
-tar -zxvf $HUGO_ARTIFACT
-
-git submodule update --init --recursive
-# generate docs into docs/target
-./hugo -v --source docs --destination target
-
-if [ $? -ne 0 ]; then
- echo "Error building the docs"
- exit 1
-fi
-
diff --git a/tools/ci/docs.sh b/tools/ci/docs.sh
deleted file mode 100755
index e089170cb1b..00000000000
--- a/tools/ci/docs.sh
+++ /dev/null
@@ -1,37 +0,0 @@
-#!/usr/bin/env bash
-################################################################################
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements. See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership. The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License. You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-################################################################################
-
-HUGO_REPO=https://github.com/gohugoio/hugo/releases/download/v0.80.0/hugo_extended_0.80.0_Linux-64bit.tar.gz
-HUGO_ARTIFACT=hugo_extended_0.80.0_Linux-64bit.tar.gz
-
-if ! curl --fail -OL $HUGO_REPO ; then
- echo "Failed to download Hugo binary"
- exit 1
-fi
-
-tar -zxvf $HUGO_ARTIFACT
-
-git submodule update --init --recursive
-./hugo --source docs
-
-if [ $? -ne 0 ]; then
- echo "Error building the docs"
- exit 1
-fi
-