refactor influx download

Author: d-led

.github/workflows/ci.yml

@@ -98,25 +98,7 @@ jobs:
     - name: Download InfluxDB (if not cached)
       if: steps.cache-influxdb.outputs.cache-hit != 'true'
       run: |
-        INFLUXDB_VERSION=1.8.10
-        INFLUXDB_TAR=influxdb-${INFLUXDB_VERSION}_darwin_amd64.tar.gz
-        INFLUXDB_URL=https://dl.influxdata.com/influxdb/releases/${INFLUXDB_TAR}
-        
-        echo "Downloading InfluxDB ${INFLUXDB_VERSION}..."
-        curl -L -o "${INFLUXDB_TAR}" "${INFLUXDB_URL}"
-        
-        echo "Extracting InfluxDB..."
-        tar -xzf "${INFLUXDB_TAR}"
-        
-        echo "Verifying InfluxDB binary..."
-        if [ ! -f "influxdb-${INFLUXDB_VERSION}-1/usr/bin/influxd" ]; then
-            echo "ERROR: InfluxDB binary not found at expected path: influxdb-${INFLUXDB_VERSION}-1/usr/bin/influxd"
-            echo "Extracted contents:"
-            ls -la influxdb-${INFLUXDB_VERSION}-1/ || true
-            exit 1
-        fi
-        ls -la influxdb-${INFLUXDB_VERSION}-1/usr/bin/influxd
-        chmod +x influxdb-${INFLUXDB_VERSION}-1/usr/bin/influxd
+        scripts/download-influxdb.sh 1.8.10 darwin_amd64
     
     - name: Start InfluxDB
       run: |
@@ -186,26 +168,8 @@ jobs:
     - name: Download InfluxDB (if not cached)
       if: steps.cache-influxdb.outputs.cache-hit != 'true'
       run: |
-        INFLUXDB_VERSION=1.8.10
         # Note: InfluxDB 1.8.10 only has amd64/x86_64 binaries, but will run on Apple Silicon via Rosetta
-        INFLUXDB_TAR=influxdb-${INFLUXDB_VERSION}_darwin_amd64.tar.gz
-        INFLUXDB_URL=https://dl.influxdata.com/influxdb/releases/${INFLUXDB_TAR}
-        
-        echo "Downloading InfluxDB ${INFLUXDB_VERSION} (amd64, runs on Apple Silicon via Rosetta)..."
-        curl -L -o "${INFLUXDB_TAR}" "${INFLUXDB_URL}"
-        
-        echo "Extracting InfluxDB..."
-        tar -xzf "${INFLUXDB_TAR}"
-        
-        echo "Verifying InfluxDB binary..."
-        if [ ! -f "influxdb-${INFLUXDB_VERSION}-1/usr/bin/influxd" ]; then
-            echo "ERROR: InfluxDB binary not found at expected path: influxdb-${INFLUXDB_VERSION}-1/usr/bin/influxd"
-            echo "Extracted contents:"
-            ls -la influxdb-${INFLUXDB_VERSION}-1/ || true
-            exit 1
-        fi
-        ls -la influxdb-${INFLUXDB_VERSION}-1/usr/bin/influxd
-        chmod +x influxdb-${INFLUXDB_VERSION}-1/usr/bin/influxd
+        scripts/download-influxdb.sh 1.8.10 darwin_amd64
     
     - name: Start InfluxDB
       run: |

scripts/download-influxdb.sh

@@ -0,0 +1,73 @@
+#!/usr/bin/env bash
+# Download and extract InfluxDB binary
+# Usage: download-influxdb.sh <version> <architecture>
+# Example: download-influxdb.sh 1.8.10 darwin_amd64
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_ROOT="$(cd "${SCRIPT_DIR}/.." && pwd)"
+
+cd "${PROJECT_ROOT}"
+
+INFLUXDB_VERSION="${1:-1.8.10}"
+ARCH="${2:-darwin_amd64}"
+
+# Determine file extension based on architecture
+if [[ "${ARCH}" == *"windows"* ]]; then
+    FILE_EXT=".zip"
+    EXTRACT_CMD="unzip -q"
+else
+    FILE_EXT=".tar.gz"
+    EXTRACT_CMD="tar -xzf"
+fi
+
+INFLUXDB_ARCHIVE="influxdb-${INFLUXDB_VERSION}_${ARCH}${FILE_EXT}"
+INFLUXDB_URL="https://dl.influxdata.com/influxdb/releases/${INFLUXDB_ARCHIVE}"
+INFLUXDB_DIR="influxdb-${INFLUXDB_VERSION}-1"
+
+# Determine binary path based on platform
+if [[ "${ARCH}" == *"windows"* ]]; then
+    BINARY_PATH="${INFLUXDB_DIR}/influxd.exe"
+else
+    BINARY_PATH="${INFLUXDB_DIR}/usr/bin/influxd"
+fi
+
+# Check if binary already exists
+if [ -f "${BINARY_PATH}" ]; then
+    echo "✓ InfluxDB binary already exists at ${BINARY_PATH}"
+    chmod +x "${BINARY_PATH}" 2>/dev/null || true
+    exit 0
+fi
+
+# Check if archive exists
+if [ -f "${INFLUXDB_ARCHIVE}" ]; then
+    echo "Archive ${INFLUXDB_ARCHIVE} already exists, extracting..."
+else
+    echo "Downloading InfluxDB ${INFLUXDB_VERSION} for ${ARCH}..."
+    curl -L -o "${INFLUXDB_ARCHIVE}" "${INFLUXDB_URL}"
+    if [ $? -ne 0 ]; then
+        echo "ERROR: Failed to download InfluxDB from ${INFLUXDB_URL}"
+        exit 1
+    fi
+fi
+
+echo "Extracting InfluxDB..."
+${EXTRACT_CMD} "${INFLUXDB_ARCHIVE}"
+if [ $? -ne 0 ]; then
+    echo "ERROR: Failed to extract ${INFLUXDB_ARCHIVE}"
+    exit 1
+fi
+
+echo "Verifying InfluxDB binary..."
+if [ ! -f "${BINARY_PATH}" ]; then
+    echo "ERROR: InfluxDB binary not found at expected path: ${BINARY_PATH}"
+    echo "Extracted contents:"
+    ls -la "${INFLUXDB_DIR}" || true
+    exit 1
+fi
+
+ls -la "${BINARY_PATH}"
+chmod +x "${BINARY_PATH}" 2>/dev/null || true
+echo "✓ InfluxDB ${INFLUXDB_VERSION} downloaded and extracted successfully"
+