revert docker build to debian:buster based rust (#1347)

* dockerfile fix, rust cache in docker build flow

* check rust cachepot

* another check rust cachepot

* cleanup

* revert docker build to debian:buster based rust to avoid libc6 version mismatch

Dockerfile

@@ -1,6 +1,7 @@
 # Build Postgres
 #
-FROM zimg/rust:1.56 AS pg-build
+#FROM zimg/rust:1.56 AS pg-build
+FROM zenithdb/build:buster-20220309 AS pg-build
 WORKDIR /pg
 
 USER root
@@ -16,13 +17,15 @@ RUN set -e \
 
 # Build zenith binaries
 #
-FROM zimg/rust:1.56 AS build
+#FROM zimg/rust:1.56 AS build
+FROM zenithdb/build:buster-20220309 AS build
 ARG GIT_VERSION=local
 
 ARG CACHEPOT_BUCKET=zenith-rust-cachepot
 ARG AWS_ACCESS_KEY_ID
 ARG AWS_SECRET_ACCESS_KEY
-ENV RUSTC_WRAPPER cachepot
+#ENV RUSTC_WRAPPER cachepot
+ENV RUSTC_WRAPPER /usr/local/cargo/bin/cachepot
 
 COPY --from=pg-build /pg/tmp_install/include/postgresql/server tmp_install/include/postgresql/server
 COPY . .

Dockerfile.build

@@ -0,0 +1,23 @@
+FROM rust:1.56.1-slim-buster
+WORKDIR /home/circleci/project
+
+RUN set -e \
+    && apt-get update \
+    && apt-get -yq install \
+        automake \
+        libtool \
+        build-essential \
+        bison \
+        flex \
+        libreadline-dev \
+        zlib1g-dev \
+        libxml2-dev \
+        libseccomp-dev \
+        pkg-config \
+        libssl-dev \
+        clang
+
+RUN set -e \
+    && rustup component add clippy \
+    && cargo install cargo-audit \
+    && cargo install --git https://github.com/paritytech/cachepot