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zookeeper.ssl.keyStore.location="/path/to/your/keystore"
zookeeper.ssl.keyStore.password="keystore_password"
zookeeper.ssl.trustStore.location="/path/to/your/truststore"
zookeeper.ssl.trustStore.password="truststore_password"
zookeeper.client.secure=true

zookeeper.clientCnxnSocket="org.apache.zookeeper.ClientCnxnSocketNetty"
zookeeper.serverCnxnFactory="org.apache.zookeeper.server.NettyServerCnxnFactory"

secureClientPort=2281

aburan28

/proc/sys/net/ipv4/* Variables:

ip_forward - BOOLEAN
	0 - disabled (default)
	not 0 - enabled

	Forward Packets between interfaces.

	This variable is special, its change resets all configuration
	parameters to their default state (RFC1122 for hosts, RFC1812

aburan28

- name: create zookeeper user 
  user:	name=zookeeper uid=1000 gid=1000 shell=/sbin/nologin

- name: create zookeeper directories
  file: state=directory path={{item}} user=zookeeper group=zookeeper
  with_items: 
   - /var/run/zookeeper
   - /var/lib/zookeeper

aburan28

../configure --enable-libevent --enable-ssl

SSL_ENABLED=1 SSL_KEY_FILE=key SSL_CERT_FILE=cert opt-flags binary
SSL_ENABLED=1 SSL_KEY_FILE=key SSL_CERT_FILE=cert SSL_REQUIRE_CERT=1 SSL_ENABLE_TLS_V1_1=true master.sh

SSL_ENABLED=1 SSL_SUPPORT_DOWNGRADE=1 SSL_KEY_FILE=key SSL_CERT_FILE=cert opt-flags binary

SSL_ENABLED=true SSL_SUPPORT_DOWNGRADE=false SSL_KEY_FILE=key SSL_CERT_FILE=cert opt-flags binary

aburan28

ARCH=$(uname -m)

which bc
if [ $? -ne 0 ]; then
    echo "This script require GNU bc, cf. http://www.gnu.org/software/bc/"
    echo "On Linux Debian/Ubuntu you can install it by doing : apt-get install bc"
fi

echo "Update sysctl for $host"

aburan28

#!/bin/env bash
# borrowed / adapted from: https://wiki.ncsa.illinois.edu/display/~wglick/Parallel+Rsync

# RSYNC SETUP
RSYNC_PROG=/usr/bin/rsync
# note the important use of --relative to use relative paths so we don't have to specify the exact path on dest
RSYNC_OPTS="-aAXv --numeric-ids --progress --human-readable --delete --exclude=.glusterfs --relative"
export RSYNC_RSH="ssh -T -c arcfour -o Compression=no -x"

# ENV SETUP

aburan28

docker-compose build
# ...or just build one piece of it
docker-compose build [app|db|etc]
# Start your Docker Compose project
docker-compose up -d
# View the logs for this docker-compose proejct
docker-compose logs
# Stop running containers
docker-compose stop
# remove stopped containers

aburan28

void iter_threads(int start, int end, void (*func)(int n))
{
  int n = start;
  pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;

  void *thread_body(void *ptr)
  {
    double start = now();
    for (;;) {
      pthread_mutex_lock( &mutex );

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int rdseed16_step (uint16_t *seed)
{
	unsigned char ok;

	asm volatile ("rdseed %0; setc %1"
		: "=r" (*seed), "=qm" (ok));

	return (int) ok;
}

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curl -Lo kubectl http://storage.googleapis.com/kubernetes-release/release/v1.5.1/bin/linux/amd64/kubectl && chmod +x kubectl && sudo mv kubectl /usr/local/bin/