Redis

1 files changed, 69 insertions, 14 deletions

diff --git a/redis.sh b/redis.sh
index 830c6c4..4516333 100755
--- a/redis.sh
+++ b/redis.sh
@@ -1,16 +1,71 @@
 #!/bin/sh
 
-echo "Installing Redis database"
-. /etc/profile
-. ./config
-dir=`pwd`
-cd /tmp
-wget -O - "http://redis.googlecode.com/files/redis-2.2.2.tar.gz" | tar zxv
-cd redis-2.2.2
-make install
-echo "vm.overcommit_memory = 1" >> /etc/sysctl.conf
-mkdir -p /opt/redis
-echo "daemonize yes" > /opt/redis/redis.conf
-echo "dir `pwd`" >> /opt/redis/redis.conf
-redis-server /opt/redis/redis.conf
-cd $dir
+#!/bin/bash
+#
+# Installs Passenger.
+# Author: Christoph Helma, Andreas Maunz.
+#
+
+if [ "$(id -u)" = "0" ]; then
+  echo "This script must be run as non-root." 1>&2
+  exit 1
+fi
+
+# Utils
+WGET="`which wget`"
+if [ ! -e "$WGET" ]; then
+  echo "'wget' missing. Install 'wget' first. Aborting..."
+  exit 1
+fi
+
+source ./config.sh
+
+echo "This installs Redis."
+echo "Press <Return> to continue, or <Ctrl+C> to abort."
+read
+
+DIR=`pwd`
+
+REDIS_DONE=FALSE
+mkdir "$REDIS_DEST" >/dev/null 2>&1
+if [ ! -d "$REDIS_DEST" ]; then
+  echo "Install directory '$REDIS_DEST' is not available! Aborting..."
+  exit 1
+else
+  if ! rmdir "$REDIS_DEST" >/dev/null 2>&1; then # if not empty this will fail
+    echo "Install directory '$REDIS_DEST' is not empty. Skipping kernlab installation..."
+    REDIS_DONE=true
+  else
+    mkdir "$REDIS_DEST" >/dev/null 2>&1
+  fi
+fi
+
+if ! $REDIS_DONE; then
+  echo  "Need root password: "
+  echo "vm.overcommit_memory = 1" | sudo tee -a /etc/sysctl.conf
+
+  cd $HOME
+  $WGET -O - "http://redis.googlecode.com/files/redis-$REDIS_VER.tar.gz" | tar zxv
+  cd $REDIS_DEST 
+  if ! make; then
+    echo "Build failed! Aborting..."
+    exit 1
+  fi
+  echo "daemonize yes" > $REDIS_SERVER_CONF
+  echo "dir `pwd`" >> $REDIS_SERVER_CONF
+
+  echo 
+  echo "Preparing Redis..."
+  if [ ! -f $REDIS_CONF ]; then
+    echo "PATH=$REDIS_DEST/bin:\$PATH" >> "$REDIS_CONF"
+    echo "Redis configuration has been stored in '$REDIS_CONF'."
+    echo -n "Decide if Redis configuration should be linked to your .bashrc ('y/n'): "
+    read ANSWER_REDIS_CONF
+    if [ $ANSWER_REDIS_CONF = "y" ]; then
+      echo "source \"$REDIS_CONF\"" >> $HOME/.bashrc
+    fi
+  else
+    echo "It seems Redis is already configured ('$RUBY_CONF' exists)."
+  fi
+
+fi