Remove haveged

Since there is already another workaround for Java's randomness "problem",
don't add another layer of complexity.

Author: TobiX

Dockerfile

@@ -74,7 +74,6 @@ ENV DEBIAN_FRONTEND=noninteractive \
 RUN apt -qqy update \
   && apt -qqy install \
     libltdl7 \
-    libhavege1 \
     netcat-openbsd \
     pwgen \
     bc \
@@ -154,25 +153,8 @@ RUN useradd seluser \
 RUN apt -qqy update \
   && apt -qqy install \
     openjdk-8-jre-headless \
-  && sed -i 's/securerandom.source=file:\/dev\/urandom/securerandom.source=file:\/dev\/.\/urandom/g' \
-       /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/security/java.security \
-  && sed -i 's/securerandom.source=file:\/dev\/random/securerandom.source=file:\/dev\/.\/urandom/g' \
-       /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/security/java.security \
-  && apt -qyy autoremove \
-  && rm -rf /var/lib/apt/lists/* \
-  && apt -qyy clean
-
-#==============================================
-# Java blocks until kernel have enough entropy
-# to generate the /dev/random seed
-#==============================================
-# See: SeleniumHQ/docker-selenium/issues/14
-RUN apt -qqy update \
-  && apt-key update -qqy \
-  && apt -qqy install \
-    haveged rng-tools \
-  && service haveged start \
-  && update-rc.d haveged defaults \
+  && sed -i '/securerandom.source=/ s|/dev/u?random|/dev/./urandom|g' \
+       /etc/java-*/security/java.security \
   && apt -qyy autoremove \
   && rm -rf /var/lib/apt/lists/* \
   && apt -qyy clean

README.md

@@ -243,8 +243,6 @@ If your tests crashes in Chrome you may need to increase shm size or simply star
 
     docker run ... -v /dev/shm:/dev/shm --privileged ...
 
-We also found recently that when missing `--privileged` haveged will break: `haveged: RNDADDENTROPY failed!`
-
 ### Firefox crashed
 
 Same as Chrome, people have [reported](https://goo.gl/5UzpDq) the shm fix might also be necessary for Firefox.

bin/entry.sh

@@ -56,20 +56,6 @@ if [ ${CURRENT_GID} -ne 1000 ]; then
   fi
 fi
 
-#==============================================
-# Java blocks until kernel have enough entropy
-# to generate the /dev/random seed
-#==============================================
-# See: SeleniumHQ/docker-selenium/issues/14
-# Added a non-sudo conditional so this works on non-sudo environments like K8s
-if [ "${WE_HAVE_SUDO_ACCESS}" == "true" ]; then
-  # We found that, for better entropy, running haveged
-  # with --privileged and sudo here works more reliable
-  sudo -E haveged || true
-else
-  haveged || true
-fi
-
 # Workaround that might help to get dbus working in docker
 #  http://stackoverflow.com/a/38355729/511069
 #  https://github.com/SeleniumHQ/docker-selenium/issues/87#issuecomment-187659234