v3.5.0: 新增了一些功能，详细见【更新日志】

docker/Dockerfile

@@ -2,9 +2,9 @@ FROM python:3.10-slim
 
 WORKDIR /app
 
-# https://github.com/aptible/supercronic
+# Latest releases available at https://github.com/aptible/supercronic/releases
 ARG TARGETARCH
-ENV SUPERCRONIC_VERSION=v0.2.34
+ENV SUPERCRONIC_VERSION=v0.2.39
 
 RUN set -ex && \
     apt-get update && \
@@ -12,12 +12,12 @@ RUN set -ex && \
     case ${TARGETARCH} in \
     amd64) \
     export SUPERCRONIC_URL=https://github.com/aptible/supercronic/releases/download/${SUPERCRONIC_VERSION}/supercronic-linux-amd64; \
-    export SUPERCRONIC_SHA1SUM=e8631edc1775000d119b70fd40339a7238eece14; \
+    export SUPERCRONIC_SHA1SUM=c98bbf82c5f648aaac8708c182cc83046fe48423; \
     export SUPERCRONIC=supercronic-linux-amd64; \
     ;; \
     arm64) \
     export SUPERCRONIC_URL=https://github.com/aptible/supercronic/releases/download/${SUPERCRONIC_VERSION}/supercronic-linux-arm64; \
-    export SUPERCRONIC_SHA1SUM=4ab6343b52bf9da592e8b4bb7ae6eb5a8e21b71e; \
+    export SUPERCRONIC_SHA1SUM=5ef4ccc3d43f12d0f6c3763758bc37cc4e5af76e; \
     export SUPERCRONIC=supercronic-linux-arm64; \
     ;; \
     *) \
@@ -26,26 +26,25 @@ RUN set -ex && \
     ;; \
     esac && \
     echo "Downloading supercronic for ${TARGETARCH} from ${SUPERCRONIC_URL}" && \
-    # 添加重试机制和超时设置
-    for i in 1 2 3 4 5; do \
-    echo "Download attempt $i/5"; \
-    if curl --fail --silent --show-error --location --retry 3 --retry-delay 2 --connect-timeout 30 --max-time 120 -o "$SUPERCRONIC" "$SUPERCRONIC_URL"; then \
-    echo "Download successful"; \
-    break; \
-    else \
-    echo "Download attempt $i failed, exit code: $?"; \
-    if [ $i -eq 5 ]; then \
-    echo "All download attempts failed"; \
-    exit 1; \
-    fi; \
-    sleep $((i * 2)); \
-    fi; \
+    # 重试机制：最多3次，每次超时30秒
+    for i in 1 2 3; do \
+        echo "Download attempt $i/3"; \
+        if curl -fsSL --connect-timeout 30 --max-time 60 -o "$SUPERCRONIC" "$SUPERCRONIC_URL"; then \
+            echo "Download successful"; \
+            break; \
+        else \
+            echo "Download attempt $i failed"; \
+            if [ $i -eq 3 ]; then \
+                echo "All download attempts failed"; \
+                exit 1; \
+            fi; \
+            sleep 2; \
+        fi; \
     done && \
     echo "${SUPERCRONIC_SHA1SUM}  ${SUPERCRONIC}" | sha1sum -c - && \
     chmod +x "$SUPERCRONIC" && \
     mv "$SUPERCRONIC" "/usr/local/bin/${SUPERCRONIC}" && \
     ln -s "/usr/local/bin/${SUPERCRONIC}" /usr/local/bin/supercronic && \
-    # 验证安装
     supercronic -version && \
     apt-get remove -y curl && \
     apt-get clean && \