github.com/mboersma/deis@v1.13.4/tests/fixtures/mock-store/bin/boot (about)

     1  #!/usr/bin/env bash
     2  #
     3  # This script is designed to be run inside the container
     4  #
     5  
     6  # fail hard and fast even on pipelines
     7  set -eo pipefail
     8  
     9  # set debug based on envvar
    10  [[ $DEBUG ]] && set -x
    11  
    12  # configure etcd
    13  export ETCD_PORT=${ETCD_PORT:-4001}
    14  export ETCD="$HOST:$ETCD_PORT"
    15  export ETCD_PATH=${ETCD_PATH:-/deis/store/gateway}
    16  export ETCD_TTL=${ETCD_TTL:-20}
    17  
    18  export EXTERNAL_PORT=${EXTERNAL_PORT:-8888}
    19  export STORAGE_DIRECTORY=${STORAGE_DIRECTORY:-/app/storage}
    20  
    21  # wait for etcd to be available
    22  until etcdctl --no-sync -C $ETCD ls >/dev/null 2>&1; do
    23      echo "waiting for etcd at $ETCD..."
    24      sleep $(($ETCD_TTL/2))  # sleep for half the TTL
    25  done
    26  
    27  # wait until etcd has discarded potentially stale values
    28  sleep $(($ETCD_TTL+1))
    29  
    30  function etcd_safe_mkdir {
    31    set +e
    32    etcdctl --no-sync -C $ETCD mkdir $1 >/dev/null 2>&1
    33    if [[ $? -ne 0 && $? -ne 4 ]]; then
    34      echo "etcd_safe_mkdir: an etcd error occurred. aborting..."
    35      exit 1
    36    fi
    37    set -e
    38  }
    39  
    40  etcd_safe_mkdir $ETCD_PATH
    41  
    42  # store the access key and secret key for consumption by other services
    43  ACCESS_KEY=`etcdctl --no-sync -C $ETCD get $ETCD_PATH/accessKey 2>/dev/null || openssl rand -base64 21 | tr -d '\n'`
    44  SECRET_KEY=`etcdctl --no-sync -C $ETCD get $ETCD_PATH/secretKey 2>/dev/null || openssl rand -base64 64 | tr -d '\n'`
    45  etcdctl --no-sync -C $ETCD set $ETCD_PATH/accessKey ${ACCESS_KEY} >/dev/null
    46  etcdctl --no-sync -C $ETCD set $ETCD_PATH/secretKey ${SECRET_KEY} >/dev/null
    47  
    48  mkdir -p /app/storage
    49  
    50  mock_s3 --hostname 0.0.0.0 --port $EXTERNAL_PORT --root $STORAGE_DIRECTORY &
    51  
    52  echo deis-store-gateway running...
    53  
    54  # configure service discovery
    55  PROTO=${PROTO:-tcp}
    56  
    57  set +e
    58  
    59  # wait for the service to become available on PUBLISH port
    60  sleep 1 && while [[ -z $(netstat -lnt | awk "\$6 == \"LISTEN\" && \$4 ~ \".$PUBLISH\" && \$1 ~ \"$PROTO.?\"") ]] ; do sleep 1; done
    61  
    62  # while the port is listening, publish to etcd
    63  while [[ ! -z $(netstat -lnt | awk "\$6 == \"LISTEN\" && \$4 ~ \".$PUBLISH\" && \$1 ~ \"$PROTO.?\"") ]] ; do
    64    etcdctl --no-sync -C $ETCD set $ETCD_PATH/host $HOST --ttl $ETCD_TTL >/dev/null
    65    etcdctl --no-sync -C $ETCD set $ETCD_PATH/port $EXTERNAL_PORT --ttl $ETCD_TTL >/dev/null
    66    sleep $(($ETCD_TTL/2)) # sleep for half the TTL
    67  done
    68  
    69  # if the loop quits, something went wrong
    70  exit 1