Detect Docker initialization properly

Use netcat to check when the port opens, rather than an arbitrary
timeout. Hard limit of 60 seconds in case something breaks

apps/files_external/tests/env/start-amazons3-ceph.sh

@@ -49,9 +49,21 @@ echo "${docker_image} container: $container"
 # put container IDs into a file to drop them after the test run (keep in mind that multiple tests run in parallel on the same host)
 echo $container >> $thisFolder/dockerContainerCeph.$EXECUTOR_NUMBER.amazons3
 
-# TODO find a way to determine the successful initialization inside the docker container
-echo "Waiting 20 seconds for ceph initialization ... "
-sleep 20
+echo -n "Waiting for ceph initialization"
+starttime=$(date +%s)
+# support for GNU netcat and BSD netcat
+while ! (nc -c -w 1 ${host} ${port} </dev/null >&/dev/null \
+    || nc -w 1 ${host} ${port} </dev/null >&/dev/null); do
+    sleep 1
+    echo -n '.'
+    if (( $(date +%s) > starttime + 60 )); then
+	echo
+	echo "[ERROR] Waited 60 seconds, no response" >&2
+	exit 1
+    fi
+done
+echo
+sleep 1
 
 echo "Create ceph user"
 docker exec $container radosgw-admin user create \

apps/files_external/tests/env/start-ftp-morrisjobke.sh

@@ -54,12 +54,25 @@ echo "ftp container: $container"
 # put container IDs into a file to drop them after the test run (keep in mind that multiple tests run in parallel on the same host)
 echo $container >> $thisFolder/dockerContainerMorrisJobke.$EXECUTOR_NUMBER.ftp
 
+echo -n "Waiting for ftp initialization"
+starttime=$(date +%s)
+# support for GNU netcat and BSD netcat
+while ! (nc -c -w 1 ${host} 21 </dev/null >&/dev/null \
+    || nc -w 1 ${host} 21 </dev/null >&/dev/null); do
+    sleep 1
+    echo -n '.'
+    if (( $(date +%s) > starttime + 60 )); then
+	echo
+	echo "[ERROR] Waited 60 seconds, no response" >&2
+	exit 1
+    fi
+done
+echo
+sleep 1
+
 if [ -n "$DEBUG" ]; then
     cat $thisFolder/config.ftp.php
     cat $thisFolder/dockerContainerMorrisJobke.$EXECUTOR_NUMBER.ftp
 fi
 
-# TODO find a way to determine the successful initialization inside the docker container
-echo "Waiting 5 seconds for ftp initialization ... "
-sleep 5
 

apps/files_external/tests/env/start-sftp-atmoz.sh

@@ -54,15 +54,27 @@ echo "sftp container: $container"
 # put container IDs into a file to drop them after the test run (keep in mind that multiple tests run in parallel on the same host)
 echo $container >> $thisFolder/dockerContainerAtmoz.$EXECUTOR_NUMBER.sftp
 
+echo -n "Waiting for sftp initialization"
+starttime=$(date +%s)
+# support for GNU netcat and BSD netcat
+while ! (nc -c -w 1 ${host} 22 </dev/null >&/dev/null \
+    || nc -w 1 ${host} 22 </dev/null >&/dev/null); do
+    sleep 1
+    echo -n '.'
+    if (( $(date +%s) > starttime + 60 )); then
+	echo
+	echo "[ERROR] Waited 60 seconds, no response" >&2
+	exit 1
+    fi
+done
+echo
+sleep 1
+
 if [ -n "$DEBUG" ]; then
     cat $thisFolder/config.sftp.php
     cat $thisFolder/dockerContainerAtmoz.$EXECUTOR_NUMBER.sftp
 fi
 
-# TODO find a way to determine the successful initialization inside the docker container
-echo "Waiting 5 seconds for sftp initialization ... "
-sleep 5
-
 # create folder "upload" with correct permissions
 docker exec $container bash -c "mkdir /home/$user/upload && chown $user:users /home/$user/upload"
 

apps/files_external/tests/env/start-smb-silvershell.sh

@@ -52,12 +52,25 @@ echo "samba container: $container"
 # put container IDs into a file to drop them after the test run (keep in mind that multiple tests run in parallel on the same host)
 echo $container >> $thisFolder/dockerContainerSilvershell.$EXECUTOR_NUMBER.smb
 
+echo -n "Waiting for samba initialization"
+starttime=$(date +%s)
+# support for GNU netcat and BSD netcat
+while ! (nc -c -w 1 ${host} 445 </dev/null >&/dev/null \
+    || nc -w 1 ${host} 445 </dev/null >&/dev/null); do
+    sleep 1
+    echo -n '.'
+    if (( $(date +%s) > starttime + 60 )); then
+	echo
+	echo "[ERROR] Waited 60 seconds, no response" >&2
+	exit 1
+    fi
+done
+echo
+sleep 1
+
 if [ -n "$DEBUG" ]; then
     cat $thisFolder/config.smb.php
     cat $thisFolder/dockerContainerSilvershell.$EXECUTOR_NUMBER.smb
 fi
 
-# TODO find a way to determine the successful initialization inside the docker container
-echo "Waiting 5 seconds for smbd initialization ... "
-sleep 5
 

apps/files_external/tests/env/start-swift-ceph.sh

@@ -56,9 +56,21 @@ echo "${docker_image} container: $container"
 # put container IDs into a file to drop them after the test run (keep in mind that multiple tests run in parallel on the same host)
 echo $container >> $thisFolder/dockerContainerCeph.$EXECUTOR_NUMBER.swift
 
-# TODO find a way to determine the successful initialization inside the docker container
-echo "Waiting 20 seconds for ceph initialization ... "
-sleep 20
+echo -n "Waiting for ceph initialization"
+starttime=$(date +%s)
+# support for GNU netcat and BSD netcat
+while ! (nc -c -w 1 ${host} 80 </dev/null >&/dev/null \
+    || nc -w 1 ${host} 80 </dev/null >&/dev/null); do
+    sleep 1
+    echo -n '.'
+    if (( $(date +%s) > starttime + 60 )); then
+	echo
+	echo "[ERROR] Waited 60 seconds, no response" >&2
+	exit 1
+    fi
+done
+echo
+sleep 1
 
 cat > $thisFolder/config.swift.php <<DELIM
 <?php

apps/files_external/tests/env/start-webdav-ownCloud.sh

@@ -46,20 +46,30 @@ fi
 
 container=`docker run -P $parameter -d -e ADMINLOGIN=test -e ADMINPWD=test morrisjobke/owncloud`
 
-# TODO find a way to determine the successful initialization inside the docker container
-echo "Waiting 30 seconds for ownCloud initialization ... "
-sleep 30
-
-# get mapped port on host for internal port 80 - output is IP:PORT - we need to extract the port with 'cut'
-port=`docker port $container 80 | cut -f 2 -d :`
-
+host=`docker inspect $container | grep IPAddress | cut -d '"' -f 4`
+
+echo -n "Waiting for ownCloud initialization"
+starttime=$(date +%s)
+# support for GNU netcat and BSD netcat
+while ! (nc -c -w 1 ${host} 80 </dev/null >&/dev/null \
+    || nc -w 1 ${host} 80 </dev/null >&/dev/null); do
+    sleep 1
+    echo -n '.'
+    if (( $(date +%s) > starttime + 60 )); then
+	echo
+	echo "[ERROR] Waited 60 seconds, no response" >&2
+	exit 1
+    fi
+done
+echo
+sleep 1
 
 cat > $thisFolder/config.webdav.php <<DELIM
 <?php
 
 return array(
     'run'=>true,
-    'host'=>'localhost:$port/owncloud/remote.php/webdav/',
+    'host'=>'${host}:80/owncloud/remote.php/webdav/',
     'user'=>'test',
     'password'=>'test',
     'root'=>'',