Fix the docker setup for the integration tests (#423)

Author: mkauf

README.md

@@ -2492,7 +2492,7 @@ It no ACME test server was detected, most of the tests will be skipped.
 You can test the module with docker:
 
 ```
-> make test-docker
+> make docker-test
 ```
 
 This creates a Debian sid image and installs the current apache2 package and Pebble. It copies and

docker-compose.yml

@@ -2,7 +2,7 @@ version: '3.7'
 services:
   debian-sid:
     # build and run tests in a debian sid container
-    image: ${DOCKER_REGISTRY}/mod-md-debian-sid:0.0.1
+    image: mod-md-debian-sid:0.0.1
     container_name: mod-md-debian-sid
     build:
       context: .

docker/debian-sid/Dockerfile

@@ -5,11 +5,11 @@ RUN apt install -y apt-listchanges \
       make openssl libssl-dev libcurl4 libcurl4-openssl-dev \
       gcc subversion git cargo python3 iputils-ping \
       libapr1-dev libaprutil1-dev libnghttp2-dev pip \
-      autoconf libtool libtool-bin libpcre3-dev libjansson-dev curl rsync nghttp2-client
+      autoconf libtool libtool-bin libpcre2-dev libjansson-dev curl rsync nghttp2-client
 
-RUN pip install pytest tqdm pycurl cryptography requests pyopenssl
+RUN pip install --break-system-packages pytest tqdm pycurl cryptography requests pyopenssl filelock
 
-RUN apt install -y apache2 apache2-dev libapache2-mod-md
+RUN apt install -y apache2 apache2-dev
 RUN apt install -y pebble
 
 COPY docker/debian-sid/bin/* /apache-httpd/bin/

src/md_cmd_main.c

@@ -257,7 +257,7 @@ static void log_print(const char *file, int line, md_log_level_t level,
 {
     if (log_is_level(baton, p, level)) {
         char buffer[LOG_BUF_LEN];
-        char errbuff[32];
+        char errbuff[64];
 
         apr_vsnprintf(buffer, LOG_BUF_LEN-1, fmt, ap);
         buffer[LOG_BUF_LEN-1] = '\0';