From 18097ff808a3c002c4991c3591846c927ad67b0c Mon Sep 17 00:00:00 2001
From: Sangbum Kim <sangbumkim@amuz.es>
Date: Mon, 22 Jul 2024 02:27:12 +0900
Subject: [PATCH] =?UTF-8?q?=EB=B0=94=EC=9D=B4=EB=84=88=EB=A6=AC=20?=
 =?UTF-8?q?=ED=81=AC=EA=B8=B0=20=EC=A1=B0=EC=A0=95.?=
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---
 Cargo.toml |  2 +-
 Dockerfile | 19 ++++++++++++-------
 2 files changed, 13 insertions(+), 8 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 80f0d4e..b26c81a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,7 +17,7 @@ errno = { version = "*", default-features = false }
 panic = "abort"
 
 [profile.release]
-#opt-level = 'z'     # Optimize for size.
+opt-level = 'z'     # Optimize for size.
 lto = true          # Enable Link Time Optimization
 codegen-units = 1   # Reduce number of codegen units to increase optimizations.
 panic = 'abort'     # Abort on panic
diff --git a/Dockerfile b/Dockerfile
index 2d74ae2..66c8a5c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,14 +3,15 @@
 ##
 ## Build
 ##
-FROM rust:1-alpine3.19 AS build
+FROM rust:1-alpine3.20 AS build
 LABEL org.opencontainers.image.authors="Sangbum Kim <sangbumkim@amuz.es>"
 
 # set the workdir and copy the source into it
 WORKDIR /app
 COPY . /app
 
-ENV RUSTFLAGS='-C panic=abort -C link-arg=-s -C link-arg=-fuse-ld=lld'
+
+ENV RUSTFLAGS='-Cpanic=abort -Crelocation-model=static -Clink-args=-Wl,-x,-s,-fuse-ld=lld,--as-needed,--gc-sections,--no-gnu-unique,--nostdlib,--no-pie,--build-id=none,--no-eh-frame-hdr'
 
 RUN set -x && \
     apk add --no-cache \
@@ -20,15 +21,19 @@ RUN set -x && \
         musl-dev
 
 RUN set -x && \
-    cargo build --release && \
-    ls -alh target/release/init-wrapper
+    cargo build --release  -- -C prefer-dynamic&& \
+    objcopy -R .eh_frame -R .got.plt target/release/init-wrapper target/release/init-wrapper && \
+    ls -alh target/release/init-wrapper && \
+    readelf -W -S  ./target/release/init-wrapper
+#    && \
+#    ./target/release/init-wrapper
     # ldd target/release/init-wrapper && \
     # && \
     # ldd target/release/init-wrapper
 
-# RUN --mount=type=bind,rw,source=.,target=/host \
-#     cp -avf target/release/init-wrapper /host/init-wrapper && \
-#     ./target/release/init-wrapper
+ RUN --mount=type=bind,rw,source=.,target=/host \
+     cp -avf target/release/init-wrapper /host/init-wrapper && \
+     ./target/release/init-wrapper
 
 
 FROM scratch