From b88ef73e5c81c8e39ac4f282f67c6a03786fa8e3 Mon Sep 17 00:00:00 2001
From: Loki <loki16@qq.com>
Date: Sun, 12 Apr 2026 23:52:30 +0800
Subject: [PATCH 1/9] improve: improve ci-loader

---
 .github/workflows/loader-ci.yml               | 21 ++++++++-
 .../assembly/travis/install-hadoop.sh         | 47 ++++++++++++++-----
 .../travis/install-hugegraph-from-source.sh   | 29 ++++++++----
 .../assembly/travis/install-mysql.sh          | 12 ++++-
 4 files changed, 87 insertions(+), 22 deletions(-)

diff --git a/.github/workflows/loader-ci.yml b/.github/workflows/loader-ci.yml
index b3e62b2f1..c44bc35cc 100644
--- a/.github/workflows/loader-ci.yml
+++ b/.github/workflows/loader-ci.yml
@@ -35,6 +35,14 @@ jobs:
     strategy:
       matrix:
         JAVA_VERSION: ['11']
+    services:
+      mysql:
+        image: mysql:5.7
+        env:
+          MYSQL_ROOT_PASSWORD: root
+        ports:
+          - 3306:3306
+        options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3
 
     steps:
       - name: Fetch Code
@@ -55,6 +63,18 @@ jobs:
           key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
           restore-keys: ${{ runner.os }}-m2
 
+      - name: Cache Hadoop
+        uses: actions/cache@v4
+        with:
+          path: ~/hadoop-2.8.5.tar.gz
+          key: ${{ runner.os }}-hadoop-2.8.5
+
+      - name: Cache HugeGraph Server
+        uses: actions/cache@v4
+        with:
+          path: ~/hugegraph-cache-${{ env.COMMIT_ID }}
+          key: ${{ runner.os }}-hugegraph-server-${{ env.COMMIT_ID }}
+
       - name: use staged maven repo settings
         if: ${{ env.USE_STAGE == 'true' }}
         run: |
@@ -68,7 +88,6 @@ jobs:
       - name: Prepare env and service
         run: |
           $TRAVIS_DIR/install-hadoop.sh
-          $TRAVIS_DIR/install-mysql.sh ${{ env.DB_DATABASE }} ${{ env.DB_PASS }}
           $TRAVIS_DIR/install-hugegraph-from-source.sh $COMMIT_ID
 
       - name: Run test
diff --git a/hugegraph-loader/assembly/travis/install-hadoop.sh b/hugegraph-loader/assembly/travis/install-hadoop.sh
index cae279ae3..3a9604b97 100755
--- a/hugegraph-loader/assembly/travis/install-hadoop.sh
+++ b/hugegraph-loader/assembly/travis/install-hadoop.sh
@@ -17,22 +17,44 @@
 #
 set -ev
 
-sudo wget https://archive.apache.org/dist/hadoop/common/hadoop-2.8.5/hadoop-2.8.5.tar.gz
+HADOOP_VERSION="2.8.5"
+HADOOP_TARBALL="hadoop-${HADOOP_VERSION}.tar.gz"
+HADOOP_HOME="/usr/local/hadoop"
+HADOOP_TARBALL_PATH="${HOME}/${HADOOP_TARBALL}"
 
-sudo tar -zxf hadoop-2.8.5.tar.gz -C /usr/local
-cd /usr/local
-sudo mv hadoop-2.8.5 hadoop
-#sudo chown -R travis ./hadoop
-cd hadoop
+if [[ ! -d "${HADOOP_HOME}" ]]; then
+    if [[ ! -f "${HADOOP_TARBALL_PATH}" ]]; then
+        echo "Downloading Hadoop ${HADOOP_VERSION}..."
+        wget -O "${HADOOP_TARBALL_PATH}" "https://archive.apache.org/dist/hadoop/common/hadoop-${HADOOP_VERSION}/${HADOOP_TARBALL}"
+    else
+        echo "Using cached Hadoop tarball at ${HADOOP_TARBALL_PATH}"
+    fi
+    echo "Extracting Hadoop to ${HADOOP_HOME}..."
+    sudo tar -zxf "${HADOOP_TARBALL_PATH}" -C /usr/local
+    cd /usr/local
+    sudo mv "hadoop-${HADOOP_VERSION}" hadoop
+else
+    echo "Hadoop already installed at ${HADOOP_HOME}, skipping download and extraction."
+fi
+
+cd "${HADOOP_HOME}"
 pwd
 
-echo "export HADOOP_HOME=/usr/local/hadoop" >> ~/.bashrc
-echo "export HADOOP_COMMON_LIB_NATIVE_DIR=$HADOOP_HOME/lib/native" >> ~/.bashrc
-echo "export PATH=$PATH:$HADOOP_HOME/bin:$HADOOP_HOME/sbin" >> ~/.bashrc
+# Export for GitHub Actions subsequent steps
+if [[ -n "${GITHUB_ENV:-}" ]]; then
+    echo "HADOOP_HOME=${HADOOP_HOME}" >> "${GITHUB_ENV}"
+    echo "HADOOP_COMMON_LIB_NATIVE_DIR=${HADOOP_HOME}/lib/native" >> "${GITHUB_ENV}"
+    echo "PATH=${PATH}:${HADOOP_HOME}/bin:${HADOOP_HOME}/sbin" >> "${GITHUB_ENV}"
+fi
+
+echo "export HADOOP_HOME=${HADOOP_HOME}" >> ~/.bashrc
+echo "export HADOOP_COMMON_LIB_NATIVE_DIR=${HADOOP_HOME}/lib/native" >> ~/.bashrc
+echo "export PATH=\$PATH:${HADOOP_HOME}/bin:${HADOOP_HOME}/sbin" >> ~/.bashrc
 
 source ~/.bashrc
 
-tee etc/hadoop/core-site.xml <<EOF
+if [[ ! -f etc/hadoop/core-site.xml ]] || ! grep -q "hdfs://localhost:8020" etc/hadoop/core-site.xml; then
+    tee etc/hadoop/core-site.xml <<EOF
 <configuration>
     <property>
         <name>fs.defaultFS</name>
@@ -40,8 +62,10 @@ tee etc/hadoop/core-site.xml <<EOF
     </property>
 </configuration>
 EOF
+fi
 
-tee etc/hadoop/hdfs-site.xml <<EOF
+if [[ ! -f etc/hadoop/hdfs-site.xml ]] || ! grep -q "/opt/hdfs/name" etc/hadoop/hdfs-site.xml; then
+    tee etc/hadoop/hdfs-site.xml <<EOF
 <configuration>
     <property>
         <name>dfs.namenode.name.dir</name>
@@ -61,6 +85,7 @@ tee etc/hadoop/hdfs-site.xml <<EOF
     </property>
 </configuration>
 EOF
+fi
 
 bin/hdfs namenode -format
 sbin/hadoop-daemon.sh start namenode
diff --git a/hugegraph-loader/assembly/travis/install-hugegraph-from-source.sh b/hugegraph-loader/assembly/travis/install-hugegraph-from-source.sh
index 354acd958..8884c1268 100755
--- a/hugegraph-loader/assembly/travis/install-hugegraph-from-source.sh
+++ b/hugegraph-loader/assembly/travis/install-hugegraph-from-source.sh
@@ -23,15 +23,28 @@ fi
 
 COMMIT_ID=$1
 HUGEGRAPH_GIT_URL="https://github.com/apache/hugegraph.git"
+CACHE_DIR="${HOME}/hugegraph-cache-${COMMIT_ID}"
+
+mkdir -p "${CACHE_DIR}"
+
+CACHED_TARBALL=$(find "${CACHE_DIR}" -maxdepth 1 -name "apache-hugegraph-*.tar.gz" -print -quit)
+
+if [[ -f "${CACHED_TARBALL}" ]]; then
+    echo "Found cached HugeGraph server tarball, skipping build."
+    cp "${CACHED_TARBALL}" ./
+else
+    echo "Building HugeGraph server from source (commit ${COMMIT_ID})..."
+    git clone --depth 150 ${HUGEGRAPH_GIT_URL} hugegraph
+    cd hugegraph
+    git checkout "${COMMIT_ID}"
+    mvn package -DskipTests -Dmaven.javadoc.skip=true -ntp
+    cd hugegraph-server
+    mv apache-hugegraph-*.tar.gz ../../
+    cd ../../
+    rm -rf hugegraph
+    cp apache-hugegraph-*.tar.gz "${CACHE_DIR}"/
+fi
 
-git clone --depth 150 ${HUGEGRAPH_GIT_URL} hugegraph
-cd hugegraph
-git checkout "${COMMIT_ID}"
-mvn package -DskipTests -Dmaven.javadoc.skip=true -ntp
-cd hugegraph-server
-mv apache-hugegraph-*.tar.gz ../../
-cd ../../
-rm -rf hugegraph
 tar zxf apache-hugegraph-*.tar.gz
 
 HTTPS_SERVER_DIR="hugegraph_https"
diff --git a/hugegraph-loader/assembly/travis/install-mysql.sh b/hugegraph-loader/assembly/travis/install-mysql.sh
index de1aef2fb..c64cb7830 100755
--- a/hugegraph-loader/assembly/travis/install-mysql.sh
+++ b/hugegraph-loader/assembly/travis/install-mysql.sh
@@ -23,12 +23,20 @@ TRAVIS_DIR=$(dirname $0)
 CONF=hugegraph-test/src/main/resources/hugegraph.properties
 MYSQL_USERNAME=root
 
-# Set MySQL configurations
+DB_NAME="${1:-mysql}"
+DB_PASS="${2:-root}"
+
+# Skip if MySQL is already running (e.g., provided by GitHub Actions service)
+if docker ps | grep -q "mysql:5.7"; then
+    echo "MySQL 5.7 container is already running, skipping setup."
+    exit 0
+fi
 
+# Set MySQL configurations
 
 # Keep for upgrade in future
 docker pull mysql:5.7
-docker run -p 3306:3306 --name "$1" -e MYSQL_ROOT_PASSWORD="$2" -d mysql:5.7
+docker run -p 3306:3306 --name "${DB_NAME}" -e MYSQL_ROOT_PASSWORD="${DB_PASS}" -d mysql:5.7
 
 
 # Old Version

From 12f4a7018e2eaa754ccc69075ce6f09fdb16601a Mon Sep 17 00:00:00 2001
From: Loki <loki16@qq.com>
Date: Mon, 13 Apr 2026 22:02:35 +0800
Subject: [PATCH 2/9] improve: use the action docker service

---
 .github/workflows/loader-ci.yml               | 38 +++++++++++++------
 .../assembly/travis/install-hadoop.sh         | 12 +++++-
 .../assembly/travis/install-mysql.sh          |  4 +-
 3 files changed, 39 insertions(+), 15 deletions(-)

diff --git a/.github/workflows/loader-ci.yml b/.github/workflows/loader-ci.yml
index c44bc35cc..fe79d211b 100644
--- a/.github/workflows/loader-ci.yml
+++ b/.github/workflows/loader-ci.yml
@@ -26,12 +26,12 @@ jobs:
       USE_STAGE: 'true' # Whether to include the stage repository.
       TRAVIS_DIR: hugegraph-loader/assembly/travis
       STATIC_DIR: hugegraph-loader/assembly/static
-      # TODO: replace it with the (latest - n) commit id (n >= 15)
-      # hugegraph commit date: 2025-10-30
-      COMMIT_ID: 5b3d295
+      # replace it with the (latest - n) commit id (n >= 15)
+      COMMIT_ID: ${{ steps.get-commit-id.outputs.commit_id }}
       DB_USER: root
       DB_PASS: root
       DB_DATABASE: load_test
+      HADOOP_VERSION: 3.3.6
     strategy:
       matrix:
         JAVA_VERSION: ['11']
@@ -43,12 +43,35 @@ jobs:
         ports:
           - 3306:3306
         options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3
+      hdfs:
+        image: apache/hadoop:3.3.6
+        ports:
+          - 9000:9000
+          - 9870:9870
+        env:
+          HADOOP_HOME: /opt/hadoop
+          HDFS_NAMENODE_USER: root
+          HDFS_DATANODE_USER: root
+        options: >-
+          --entrypoint /bin/bash
+          -c "/opt/hadoop/bin/hdfs namenode -format && /opt/hadoop/sbin/start-dfs.sh && tail -f /dev/null"
+          --health-cmd="curl -f http://localhost:9870"
+          --health-interval=10s
+          --health-timeout=5s
+          --health-retries=5
 
     steps:
       - name: Fetch Code
         uses: actions/checkout@v4
         with:
-          fetch-depth: 2
+          fetch-depth: 0
+
+      - name: Get latest 15 commit id from master
+        id: get-commit-id
+        run: |
+          git fetch origin master
+          COMMIT_ID=$(git log --format="%h" origin/master -n 15 | head -n 1)
+          echo "commit_id=$COMMIT_ID" >> $GITHUB_OUTPUT
 
       - name: Install JDK 11
         uses: actions/setup-java@v4
@@ -63,12 +86,6 @@ jobs:
           key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
           restore-keys: ${{ runner.os }}-m2
 
-      - name: Cache Hadoop
-        uses: actions/cache@v4
-        with:
-          path: ~/hadoop-2.8.5.tar.gz
-          key: ${{ runner.os }}-hadoop-2.8.5
-
       - name: Cache HugeGraph Server
         uses: actions/cache@v4
         with:
@@ -87,7 +104,6 @@ jobs:
 
       - name: Prepare env and service
         run: |
-          $TRAVIS_DIR/install-hadoop.sh
           $TRAVIS_DIR/install-hugegraph-from-source.sh $COMMIT_ID
 
       - name: Run test
diff --git a/hugegraph-loader/assembly/travis/install-hadoop.sh b/hugegraph-loader/assembly/travis/install-hadoop.sh
index 3a9604b97..d99c5e2c6 100755
--- a/hugegraph-loader/assembly/travis/install-hadoop.sh
+++ b/hugegraph-loader/assembly/travis/install-hadoop.sh
@@ -17,7 +17,7 @@
 #
 set -ev
 
-HADOOP_VERSION="2.8.5"
+HADOOP_VERSION="3.3.0"
 HADOOP_TARBALL="hadoop-${HADOOP_VERSION}.tar.gz"
 HADOOP_HOME="/usr/local/hadoop"
 HADOOP_TARBALL_PATH="${HOME}/${HADOOP_TARBALL}"
@@ -47,7 +47,15 @@ if [[ -n "${GITHUB_ENV:-}" ]]; then
     echo "PATH=${PATH}:${HADOOP_HOME}/bin:${HADOOP_HOME}/sbin" >> "${GITHUB_ENV}"
 fi
 
-echo "export HADOOP_HOME=${HADOOP_HOME}" >> ~/.bashrc
+if ! grep -qxF "export HADOOP_HOME=${HADOOP_HOME}" ~/.bashrc; then
+    echo "export HADOOP_HOME=${HADOOP_HOME}" >> ~/.bashrc
+fi
+if ! grep -qxF "export HADOOP_COMMON_LIB_NATIVE_DIR=${HADOOP_HOME}/lib/native" ~/.bashrc; then
+    echo "export HADOOP_COMMON_LIB_NATIVE_DIR=${HADOOP_HOME}/lib/native" >> ~/.bashrc
+fi
+if ! grep -qxF "export PATH=\$PATH:${HADOOP_HOME}/bin:${HADOOP_HOME}/sbin" ~/.bashrc; then
+    echo "export PATH=\$PATH:${HADOOP_HOME}/bin:${HADOOP_HOME}/sbin" >> ~/.bashrc
+fi
 echo "export HADOOP_COMMON_LIB_NATIVE_DIR=${HADOOP_HOME}/lib/native" >> ~/.bashrc
 echo "export PATH=\$PATH:${HADOOP_HOME}/bin:${HADOOP_HOME}/sbin" >> ~/.bashrc
 
diff --git a/hugegraph-loader/assembly/travis/install-mysql.sh b/hugegraph-loader/assembly/travis/install-mysql.sh
index c64cb7830..df676edf8 100755
--- a/hugegraph-loader/assembly/travis/install-mysql.sh
+++ b/hugegraph-loader/assembly/travis/install-mysql.sh
@@ -27,8 +27,8 @@ DB_NAME="${1:-mysql}"
 DB_PASS="${2:-root}"
 
 # Skip if MySQL is already running (e.g., provided by GitHub Actions service)
-if docker ps | grep -q "mysql:5.7"; then
-    echo "MySQL 5.7 container is already running, skipping setup."
+if docker ps --format '{{.Names}}' | grep -qx "${DB_NAME}"; then
+    echo "MySQL container ${DB_NAME} is already running, skipping setup."
     exit 0
 fi
 

From 907db8457e27a55a4a11b224b3c13b75ca47f8c8 Mon Sep 17 00:00:00 2001
From: Loki <loki16@qq.com>
Date: Mon, 13 Apr 2026 22:57:06 +0800
Subject: [PATCH 3/9] fix: remove HDFS docker service

---
 .github/workflows/loader-ci.yml               | 31 ++++++-------------
 .../assembly/travis/install-hadoop.sh         |  2 +-
 2 files changed, 11 insertions(+), 22 deletions(-)

diff --git a/.github/workflows/loader-ci.yml b/.github/workflows/loader-ci.yml
index fe79d211b..0d8625664 100644
--- a/.github/workflows/loader-ci.yml
+++ b/.github/workflows/loader-ci.yml
@@ -26,8 +26,6 @@ jobs:
       USE_STAGE: 'true' # Whether to include the stage repository.
       TRAVIS_DIR: hugegraph-loader/assembly/travis
       STATIC_DIR: hugegraph-loader/assembly/static
-      # replace it with the (latest - n) commit id (n >= 15)
-      COMMIT_ID: ${{ steps.get-commit-id.outputs.commit_id }}
       DB_USER: root
       DB_PASS: root
       DB_DATABASE: load_test
@@ -43,22 +41,6 @@ jobs:
         ports:
           - 3306:3306
         options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3
-      hdfs:
-        image: apache/hadoop:3.3.6
-        ports:
-          - 9000:9000
-          - 9870:9870
-        env:
-          HADOOP_HOME: /opt/hadoop
-          HDFS_NAMENODE_USER: root
-          HDFS_DATANODE_USER: root
-        options: >-
-          --entrypoint /bin/bash
-          -c "/opt/hadoop/bin/hdfs namenode -format && /opt/hadoop/sbin/start-dfs.sh && tail -f /dev/null"
-          --health-cmd="curl -f http://localhost:9870"
-          --health-interval=10s
-          --health-timeout=5s
-          --health-retries=5
 
     steps:
       - name: Fetch Code
@@ -86,11 +68,17 @@ jobs:
           key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
           restore-keys: ${{ runner.os }}-m2
 
+      - name: Cache Hadoop
+        uses: actions/cache@v4
+        with:
+          path: ~/hadoop-3.3.6.tar.gz
+          key: ${{ runner.os }}-hadoop-3.3.6
+
       - name: Cache HugeGraph Server
         uses: actions/cache@v4
         with:
-          path: ~/hugegraph-cache-${{ env.COMMIT_ID }}
-          key: ${{ runner.os }}-hugegraph-server-${{ env.COMMIT_ID }}
+          path: ~/hugegraph-cache-${{ steps.get-commit-id.outputs.commit_id }}
+          key: ${{ runner.os }}-hugegraph-server-${{ steps.get-commit-id.outputs.commit_id }}
 
       - name: use staged maven repo settings
         if: ${{ env.USE_STAGE == 'true' }}
@@ -104,7 +92,8 @@ jobs:
 
       - name: Prepare env and service
         run: |
-          $TRAVIS_DIR/install-hugegraph-from-source.sh $COMMIT_ID
+          $TRAVIS_DIR/install-hadoop.sh
+          $TRAVIS_DIR/install-hugegraph-from-source.sh ${{ steps.get-commit-id.outputs.commit_id }}
 
       - name: Run test
         run: |
diff --git a/hugegraph-loader/assembly/travis/install-hadoop.sh b/hugegraph-loader/assembly/travis/install-hadoop.sh
index d99c5e2c6..3939876f2 100755
--- a/hugegraph-loader/assembly/travis/install-hadoop.sh
+++ b/hugegraph-loader/assembly/travis/install-hadoop.sh
@@ -17,7 +17,7 @@
 #
 set -ev
 
-HADOOP_VERSION="3.3.0"
+HADOOP_VERSION="3.3.6"
 HADOOP_TARBALL="hadoop-${HADOOP_VERSION}.tar.gz"
 HADOOP_HOME="/usr/local/hadoop"
 HADOOP_TARBALL_PATH="${HOME}/${HADOOP_TARBALL}"

From 19f100ee0fd47c3e4652e64835423f87dc95b184 Mon Sep 17 00:00:00 2001
From: Loki <loki16@qq.com>
Date: Mon, 13 Apr 2026 23:48:19 +0800
Subject: [PATCH 4/9] fix ci

---
 .github/workflows/loader-ci.yml | 19 +++++++------------
 1 file changed, 7 insertions(+), 12 deletions(-)

diff --git a/.github/workflows/loader-ci.yml b/.github/workflows/loader-ci.yml
index 0d8625664..69c24c8e7 100644
--- a/.github/workflows/loader-ci.yml
+++ b/.github/workflows/loader-ci.yml
@@ -26,10 +26,12 @@ jobs:
       USE_STAGE: 'true' # Whether to include the stage repository.
       TRAVIS_DIR: hugegraph-loader/assembly/travis
       STATIC_DIR: hugegraph-loader/assembly/static
+      # TODO: replace it with the (latest - n) commit id (n >= 15)
+      # hugegraph commit date: 2025-10-30
+      COMMIT_ID: 5b3d295
       DB_USER: root
       DB_PASS: root
       DB_DATABASE: load_test
-      HADOOP_VERSION: 3.3.6
     strategy:
       matrix:
         JAVA_VERSION: ['11']
@@ -46,14 +48,7 @@ jobs:
       - name: Fetch Code
         uses: actions/checkout@v4
         with:
-          fetch-depth: 0
-
-      - name: Get latest 15 commit id from master
-        id: get-commit-id
-        run: |
-          git fetch origin master
-          COMMIT_ID=$(git log --format="%h" origin/master -n 15 | head -n 1)
-          echo "commit_id=$COMMIT_ID" >> $GITHUB_OUTPUT
+          fetch-depth: 2
 
       - name: Install JDK 11
         uses: actions/setup-java@v4
@@ -77,8 +72,8 @@ jobs:
       - name: Cache HugeGraph Server
         uses: actions/cache@v4
         with:
-          path: ~/hugegraph-cache-${{ steps.get-commit-id.outputs.commit_id }}
-          key: ${{ runner.os }}-hugegraph-server-${{ steps.get-commit-id.outputs.commit_id }}
+          path: ~/hugegraph-cache-${{ env.COMMIT_ID }}
+          key: ${{ runner.os }}-hugegraph-server-${{ env.COMMIT_ID }}
 
       - name: use staged maven repo settings
         if: ${{ env.USE_STAGE == 'true' }}
@@ -93,7 +88,7 @@ jobs:
       - name: Prepare env and service
         run: |
           $TRAVIS_DIR/install-hadoop.sh
-          $TRAVIS_DIR/install-hugegraph-from-source.sh ${{ steps.get-commit-id.outputs.commit_id }}
+          $TRAVIS_DIR/install-hugegraph-from-source.sh $COMMIT_ID
 
       - name: Run test
         run: |

From 3593a54e9908a07d4671efc78ceffa85919c139a Mon Sep 17 00:00:00 2001
From: Loki <loki16@qq.com>
Date: Tue, 14 Apr 2026 10:49:45 +0800
Subject: [PATCH 5/9] upgrade: upgrade hadoop version

---
 hugegraph-loader/assembly/travis/install-hadoop.sh | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/hugegraph-loader/assembly/travis/install-hadoop.sh b/hugegraph-loader/assembly/travis/install-hadoop.sh
index 3939876f2..1e91fbe3f 100755
--- a/hugegraph-loader/assembly/travis/install-hadoop.sh
+++ b/hugegraph-loader/assembly/travis/install-hadoop.sh
@@ -56,13 +56,11 @@ fi
 if ! grep -qxF "export PATH=\$PATH:${HADOOP_HOME}/bin:${HADOOP_HOME}/sbin" ~/.bashrc; then
     echo "export PATH=\$PATH:${HADOOP_HOME}/bin:${HADOOP_HOME}/sbin" >> ~/.bashrc
 fi
-echo "export HADOOP_COMMON_LIB_NATIVE_DIR=${HADOOP_HOME}/lib/native" >> ~/.bashrc
-echo "export PATH=\$PATH:${HADOOP_HOME}/bin:${HADOOP_HOME}/sbin" >> ~/.bashrc
 
 source ~/.bashrc
 
 if [[ ! -f etc/hadoop/core-site.xml ]] || ! grep -q "hdfs://localhost:8020" etc/hadoop/core-site.xml; then
-    tee etc/hadoop/core-site.xml <<EOF
+    sudo tee etc/hadoop/core-site.xml > /dev/null <<EOF
 <configuration>
     <property>
         <name>fs.defaultFS</name>
@@ -73,7 +71,7 @@ EOF
 fi
 
 if [[ ! -f etc/hadoop/hdfs-site.xml ]] || ! grep -q "/opt/hdfs/name" etc/hadoop/hdfs-site.xml; then
-    tee etc/hadoop/hdfs-site.xml <<EOF
+    sudo tee etc/hadoop/hdfs-site.xml > /dev/null <<EOF
 <configuration>
     <property>
         <name>dfs.namenode.name.dir</name>

From fbd055a56b653f386242bf078b8ee83d0f427a91 Mon Sep 17 00:00:00 2001
From: Loki <loki16@qq.com>
Date: Tue, 14 Apr 2026 11:06:35 +0800
Subject: [PATCH 6/9] upgrade: upgrade mysql version

---
 .github/workflows/loader-ci.yml                    | 2 +-
 hugegraph-loader/assembly/travis/install-hadoop.sh | 1 +
 hugegraph-loader/assembly/travis/install-mysql.sh  | 4 ++--
 3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/loader-ci.yml b/.github/workflows/loader-ci.yml
index 69c24c8e7..d992117b4 100644
--- a/.github/workflows/loader-ci.yml
+++ b/.github/workflows/loader-ci.yml
@@ -37,7 +37,7 @@ jobs:
         JAVA_VERSION: ['11']
     services:
       mysql:
-        image: mysql:5.7
+        image: mysql:8.0
         env:
           MYSQL_ROOT_PASSWORD: root
         ports:
diff --git a/hugegraph-loader/assembly/travis/install-hadoop.sh b/hugegraph-loader/assembly/travis/install-hadoop.sh
index 1e91fbe3f..d70d8bb1b 100755
--- a/hugegraph-loader/assembly/travis/install-hadoop.sh
+++ b/hugegraph-loader/assembly/travis/install-hadoop.sh
@@ -33,6 +33,7 @@ if [[ ! -d "${HADOOP_HOME}" ]]; then
     sudo tar -zxf "${HADOOP_TARBALL_PATH}" -C /usr/local
     cd /usr/local
     sudo mv "hadoop-${HADOOP_VERSION}" hadoop
+    sudo chown -R "$(whoami):$(whoami)" "${HADOOP_HOME}"
 else
     echo "Hadoop already installed at ${HADOOP_HOME}, skipping download and extraction."
 fi
diff --git a/hugegraph-loader/assembly/travis/install-mysql.sh b/hugegraph-loader/assembly/travis/install-mysql.sh
index df676edf8..051c41b24 100755
--- a/hugegraph-loader/assembly/travis/install-mysql.sh
+++ b/hugegraph-loader/assembly/travis/install-mysql.sh
@@ -35,8 +35,8 @@ fi
 # Set MySQL configurations
 
 # Keep for upgrade in future
-docker pull mysql:5.7
-docker run -p 3306:3306 --name "${DB_NAME}" -e MYSQL_ROOT_PASSWORD="${DB_PASS}" -d mysql:5.7
+docker pull mysql:8.0
+docker run -p 3306:3306 --name "${DB_NAME}" -e MYSQL_ROOT_PASSWORD="${DB_PASS}" -d mysql:8.0
 
 
 # Old Version

From 32b25adcc4006d45f322d15401b7f4c015bee364 Mon Sep 17 00:00:00 2001
From: Loki <loki16@qq.com>
Date: Tue, 14 Apr 2026 11:33:45 +0800
Subject: [PATCH 7/9] fix: fix mysql parameter

---
 .../org/apache/hugegraph/loader/source/jdbc/JDBCVendor.java   | 3 ++-
 .../org/apache/hugegraph/loader/test/functional/DBUtil.java   | 4 ++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/hugegraph-loader/src/main/java/org/apache/hugegraph/loader/source/jdbc/JDBCVendor.java b/hugegraph-loader/src/main/java/org/apache/hugegraph/loader/source/jdbc/JDBCVendor.java
index dc5833b66..6433bc3a4 100644
--- a/hugegraph-loader/src/main/java/org/apache/hugegraph/loader/source/jdbc/JDBCVendor.java
+++ b/hugegraph-loader/src/main/java/org/apache/hugegraph/loader/source/jdbc/JDBCVendor.java
@@ -305,7 +305,8 @@ public String buildUrl(JDBCSource source) {
                   .setParameter("characterEncoding", Constants.CHARSET.name())
                   .setParameter("rewriteBatchedStatements", "true")
                   .setParameter("useServerPrepStmts", "false")
-                  .setParameter("autoReconnect", "true");
+                  .setParameter("autoReconnect", "true")
+                  .setParameter("allowPublicKeyRetrieval", "true");
         return JDBC_PREFIX + uriBuilder;
     }
 
diff --git a/hugegraph-loader/src/test/java/org/apache/hugegraph/loader/test/functional/DBUtil.java b/hugegraph-loader/src/test/java/org/apache/hugegraph/loader/test/functional/DBUtil.java
index 49b41db73..67fa0d549 100644
--- a/hugegraph-loader/src/test/java/org/apache/hugegraph/loader/test/functional/DBUtil.java
+++ b/hugegraph-loader/src/test/java/org/apache/hugegraph/loader/test/functional/DBUtil.java
@@ -43,7 +43,7 @@ public DBUtil(String driver, String url, String user, String pass) {
     public void connect(boolean useSSL) {
         try {
             Class.forName(this.driver);
-            String url = String.format("%s?useSSL=%s", this.url, useSSL);
+            String url = String.format("%s?useSSL=%s&allowPublicKeyRetrieval=true", this.url, useSSL);
             this.conn = DriverManager.getConnection(url, this.user, this.pass);
         } catch (ClassNotFoundException e) {
             throw new LoadException("Invalid driver class '%s'", e, this.driver);
@@ -54,7 +54,7 @@ public void connect(boolean useSSL) {
 
     public void connect(String database, boolean useSSL) {
         this.close();
-        String url = String.format("%s/%s?useSSL=%s", this.url, database, useSSL);
+        String url = String.format("%s/%s?useSSL=%s&allowPublicKeyRetrieval=true", this.url, database, useSSL);
         try {
             Class.forName(this.driver);
             this.conn = DriverManager.getConnection(url, this.user, this.pass);

From 2d9ff913cf6e2ba9d486f0d09ef6737649931424 Mon Sep 17 00:00:00 2001
From: Loki <loki16@qq.com>
Date: Tue, 14 Apr 2026 18:17:22 +0800
Subject: [PATCH 8/9] optimize: add some des

---
 hugegraph-loader/assembly/travis/install-hadoop.sh | 1 +
 hugegraph-loader/assembly/travis/install-mysql.sh  | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/hugegraph-loader/assembly/travis/install-hadoop.sh b/hugegraph-loader/assembly/travis/install-hadoop.sh
index d70d8bb1b..e439411c7 100755
--- a/hugegraph-loader/assembly/travis/install-hadoop.sh
+++ b/hugegraph-loader/assembly/travis/install-hadoop.sh
@@ -17,6 +17,7 @@
 #
 set -ev
 
+# Upgrade stable version to 3.3.6
 HADOOP_VERSION="3.3.6"
 HADOOP_TARBALL="hadoop-${HADOOP_VERSION}.tar.gz"
 HADOOP_HOME="/usr/local/hadoop"
diff --git a/hugegraph-loader/assembly/travis/install-mysql.sh b/hugegraph-loader/assembly/travis/install-mysql.sh
index 051c41b24..934cdbbbb 100755
--- a/hugegraph-loader/assembly/travis/install-mysql.sh
+++ b/hugegraph-loader/assembly/travis/install-mysql.sh
@@ -15,6 +15,10 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 #
+# NOTE: This script is NO LONGER actively used in CI.
+# It has been replaced by the MySQL service container in:
+#   .github/workflows/loader-ci.yml
+# Kept temporarily as a backup / for legacy Travis compatibility only.
 set -ev
 
 TRAVIS_DIR=$(dirname $0)

From 987b1f5cae7f9eda2aadbc12a907b8af658314cf Mon Sep 17 00:00:00 2001
From: Loki <loki16@qq.com>
Date: Tue, 14 Apr 2026 21:59:54 +0800
Subject: [PATCH 9/9] fix: fix wrong mysql buildUrl

---
 hugegraph-loader/assembly/travis/install-mysql.sh         | 4 ++--
 .../apache/hugegraph/loader/source/jdbc/JDBCVendor.java   | 8 ++++++--
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/hugegraph-loader/assembly/travis/install-mysql.sh b/hugegraph-loader/assembly/travis/install-mysql.sh
index 934cdbbbb..779fb2f0c 100755
--- a/hugegraph-loader/assembly/travis/install-mysql.sh
+++ b/hugegraph-loader/assembly/travis/install-mysql.sh
@@ -31,8 +31,8 @@ DB_NAME="${1:-mysql}"
 DB_PASS="${2:-root}"
 
 # Skip if MySQL is already running (e.g., provided by GitHub Actions service)
-if docker ps --format '{{.Names}}' | grep -qx "${DB_NAME}"; then
-    echo "MySQL container ${DB_NAME} is already running, skipping setup."
+if (echo >/dev/tcp/localhost/3306) >/dev/null 2>&1; then
+    echo "MySQL is already reachable on port 3306, skipping setup."
     exit 0
 fi
 
diff --git a/hugegraph-loader/src/main/java/org/apache/hugegraph/loader/source/jdbc/JDBCVendor.java b/hugegraph-loader/src/main/java/org/apache/hugegraph/loader/source/jdbc/JDBCVendor.java
index 6433bc3a4..a9a84eedf 100644
--- a/hugegraph-loader/src/main/java/org/apache/hugegraph/loader/source/jdbc/JDBCVendor.java
+++ b/hugegraph-loader/src/main/java/org/apache/hugegraph/loader/source/jdbc/JDBCVendor.java
@@ -53,6 +53,11 @@ public String checkSchema(JDBCSource source) {
             return super.checkSchema(source);
         }
 
+        @Override
+        public String buildUrl(JDBCSource source) {
+            return super.buildUrl(source) + "&allowPublicKeyRetrieval=true";
+        }
+
         @Override
         public String buildGetHeaderSql(JDBCSource source) {
             return String.format("SELECT COLUMN_NAME " +
@@ -305,8 +310,7 @@ public String buildUrl(JDBCSource source) {
                   .setParameter("characterEncoding", Constants.CHARSET.name())
                   .setParameter("rewriteBatchedStatements", "true")
                   .setParameter("useServerPrepStmts", "false")
-                  .setParameter("autoReconnect", "true")
-                  .setParameter("allowPublicKeyRetrieval", "true");
+                  .setParameter("autoReconnect", "true");
         return JDBC_PREFIX + uriBuilder;
     }