Merge pull request libgit2#5406 from libgit2/pks/azure-fix-arm32

azure: fix ARM32 builds by replacing gosu(1)

Author: ethomson

azure-pipelines/docker.yml

@@ -13,9 +13,9 @@ steps:
     if [ -f /tmp/dockercache/${{parameters.docker.image}}.tar ]; then docker load < /tmp/dockercache/${{parameters.docker.image}}.tar; fi
   displayName: 'Load Docker cache'
 - script: |
-    cd $(Build.SourcesDirectory)/azure-pipelines/docker
-    docker build -t libgit2/${{parameters.docker.image}} --build-arg BASE=${{parameters.docker.base}} -f ${{parameters.docker.image}} .
-    if [ ! -d /tmp/dockercache ]; then mkdir /tmp/dockercache; fi
+    cd $(Build.SourcesDirectory)/azure-pipelines/docker &&
+    docker build -t libgit2/${{parameters.docker.image}} --build-arg BASE=${{parameters.docker.base}} -f ${{parameters.docker.image}} . &&
+    if [ ! -d /tmp/dockercache ]; then mkdir /tmp/dockercache; fi &&
     docker save libgit2/${{parameters.docker.image}} $(docker history -q libgit2/${{parameters.docker.image}} | grep -v '<missing>') > /tmp/dockercache/${{parameters.docker.image}}.tar
   displayName: 'Build Docker image'
 - task: docker@0

azure-pipelines/docker/bionic

@@ -1,13 +1,12 @@
 ARG BASE
-FROM $BASE
+FROM $BASE AS apt
 RUN apt-get update && \
-    apt-get install -y --no-install-recommends \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
         clang \
         cmake \
         curl \
         gcc \
         git \
-        gosu \
         libcurl4-openssl-dev \
         libpcre3-dev \
         libssh2-1-dev \
@@ -19,11 +18,12 @@ RUN apt-get update && \
         openssl \
         pkgconf \
         python \
+        sudo \
         valgrind \
         && \
     rm -rf /var/lib/apt/lists/*
-RUN mkdir /var/run/sshd
 
+FROM apt AS mbedtls
 RUN cd /tmp && \
     curl --location --silent https://tls.mbed.org/download/mbedtls-2.16.2-apache.tgz | \
     tar -xz && \
@@ -34,7 +34,9 @@ RUN cd /tmp && \
     cd .. && \
     rm -rf mbedtls-2.16.2
 
+FROM mbedtls AS configure
 COPY entrypoint.sh /usr/local/bin/entrypoint.sh
 RUN chmod a+x /usr/local/bin/entrypoint.sh
+RUN mkdir /var/run/sshd
 
 ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]

azure-pipelines/docker/entrypoint.sh

@@ -1,4 +1,4 @@
 #!/bin/bash -e
 useradd --shell /bin/bash libgit2
-chown -R $(id -u libgit2) /home/libgit2
-exec gosu libgit2 "$@"
+chown --recursive libgit2:libgit2 /home/libgit2
+exec sudo --preserve-env --user=libgit2 "$@"

azure-pipelines/docker/xenial

@@ -8,7 +8,6 @@ RUN apt-get update && \
         curl \
         gcc \
         git \
-        gosu \
         krb5-user \
         libcurl4-gnutls-dev \
         libgcrypt20-dev \
@@ -23,7 +22,10 @@ RUN apt-get update && \
         openssl \
         pkgconf \
         python \
-        valgrind
+        sudo \
+        valgrind \
+        && \
+    rm -rf /var/lib/apt/lists/*
 
 FROM apt AS mbedtls
 RUN cd /tmp && \

azure-pipelines/setup-linux.sh

@@ -244,15 +244,15 @@ static void *cache_quick(void *arg)
 
 void test_object_cache__fast_thread_rush(void)
 {
-	int try, th, data[THREADCOUNT*2];
+	int try, th, data[THREADCOUNT];
 #ifdef GIT_THREADS
-	git_thread t[THREADCOUNT*2];
+	git_thread t[THREADCOUNT];
 #endif
 
 	for (try = 0; try < REPEAT; ++try) {
 		cl_git_pass(git_repository_open(&g_repo, cl_fixture("testrepo.git")));
 
-		for (th = 0; th < THREADCOUNT*2; ++th) {
+		for (th = 0; th < THREADCOUNT; ++th) {
 			data[th] = th;
 #ifdef GIT_THREADS
 			cl_git_pass(
@@ -263,7 +263,7 @@ void test_object_cache__fast_thread_rush(void)
 		}
 
 #ifdef GIT_THREADS
-		for (th = 0; th < THREADCOUNT*2; ++th) {
+		for (th = 0; th < THREADCOUNT; ++th) {
 			void *rval;
 			cl_git_pass(git_thread_join(&t[th], &rval));
 			cl_assert_equal_i(th, *((int *)rval));