deployments(ticdc): install wget and add cache (#8933)

close #8758

deployments/ticdc/docker/integration-test.Dockerfile

@@ -5,6 +5,9 @@ FROM amd64/centos:centos7 as downloader
 USER root
 WORKDIR /root/download
 
+# Installing dependencies.
+RUN yum install -y \
+	wget
 COPY ./scripts/download-integration-test-binaries.sh .
 # Download all binaries into bin dir.
 RUN ./download-integration-test-binaries.sh master
@@ -35,7 +38,8 @@ RUN yum install -y \
     musl-dev \
 	sudo \
 	python3 \
-    psmisc
+    psmisc \
+    procps
 RUN wget http://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
 RUN yum install -y epel-release-latest-7.noarch.rpm
 RUN yum --enablerepo=epel install -y s3cmd
@@ -54,9 +58,6 @@ ENV PATH $GOPATH/bin:$GOROOT/bin:$PATH
 WORKDIR /go/src/github.com/pingcap/tiflow
 COPY . .
 
-# Clean bin dir and build TiCDC.
-# We always need to clean before we build, please don't adjust its order.
-RUN make clean
-RUN make integration_test_build cdc
+RUN --mount=type=cache,target=/root/.cache/go-build,target=/go/pkg/mod make integration_test_build cdc
 COPY --from=downloader /root/download/bin/* ./bin/
-RUN make check_third_party_binary
+RUN --mount=type=cache,target=/root/.cache/go-build,target=/go/pkg/mod make check_third_party_binary