kubernetes/hack/lib/init.sh
Alejandro Escobar 7d9c06f82d local-up-cluster changes: added help option, added error message for why docker ps fails and how to recover, added test to check if etcd is in your path to fail fast when not found.
from etcd.sh split the start process into validate fucntion + start function so that the validate piece can be reused elsewhere. the up-cluster script has been changed to remove duplicate docker logic to the one used in buid-tools/common.sh and the validate etcd function is now used here.

moved docker daemon check function to util.sh and made function name changes and upstream changes.
2016-12-16 07:41:35 -08:00

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#!/bin/bash
# Copyright 2014 The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
set -o errexit
set -o nounset
set -o pipefail
# The root of the build/dist directory
KUBE_ROOT="$(cd "$(dirname "${BASH_SOURCE}")/../.." && pwd -P)"
KUBE_OUTPUT_SUBPATH="${KUBE_OUTPUT_SUBPATH:-_output/local}"
KUBE_OUTPUT="${KUBE_ROOT}/${KUBE_OUTPUT_SUBPATH}"
KUBE_OUTPUT_BINPATH="${KUBE_OUTPUT}/bin"
# This controls rsync compression. Set to a value > 0 to enable rsync
# compression for build container
KUBE_RSYNC_COMPRESS="${KUBE_RSYNC_COMPRESS:-0}"
# Set no_proxy for localhost if behind a proxy, otherwise,
# the connections to localhost in scripts will time out
export no_proxy=127.0.0.1,localhost
# This is a symlink to binaries for "this platform", e.g. build tools.
THIS_PLATFORM_BIN="${KUBE_ROOT}/_output/bin"
source "${KUBE_ROOT}/hack/lib/util.sh"
source "${KUBE_ROOT}/cluster/lib/util.sh"
source "${KUBE_ROOT}/cluster/lib/logging.sh"
kube::log::install_errexit
source "${KUBE_ROOT}/hack/lib/version.sh"
source "${KUBE_ROOT}/hack/lib/golang.sh"
source "${KUBE_ROOT}/hack/lib/etcd.sh"
KUBE_OUTPUT_HOSTBIN="${KUBE_OUTPUT_BINPATH}/$(kube::util::host_platform)"
# list of all available group versions. This should be used when generated code
# or when starting an API server that you want to have everything.
# most preferred version for a group should appear first
KUBE_AVAILABLE_GROUP_VERSIONS="${KUBE_AVAILABLE_GROUP_VERSIONS:-\
v1 \
apps/v1beta1 \
authentication.k8s.io/v1beta1 \
authorization.k8s.io/v1beta1 \
autoscaling/v1 \
batch/v1 \
batch/v2alpha1 \
certificates.k8s.io/v1alpha1 \
extensions/v1beta1 \
imagepolicy.k8s.io/v1alpha1 \
policy/v1beta1 \
rbac.authorization.k8s.io/v1alpha1 \
storage.k8s.io/v1beta1\
}"
# not all group versions are exposed by the server. This list contains those
# which are not available so we don't generate clients or swagger for them
KUBE_NONSERVER_GROUP_VERSIONS="
abac.authorization.kubernetes.io/v0 \
abac.authorization.kubernetes.io/v1beta1 \
componentconfig/v1alpha1 \
imagepolicy.k8s.io/v1alpha1\
"
# This emulates "readlink -f" which is not available on MacOS X.
# Test:
# T=/tmp/$$.$RANDOM
# mkdir $T
# touch $T/file
# mkdir $T/dir
# ln -s $T/file $T/linkfile
# ln -s $T/dir $T/linkdir
# function testone() {
# X=$(readlink -f $1 2>&1)
# Y=$(kube::readlinkdashf $1 2>&1)
# if [ "$X" != "$Y" ]; then
# echo readlinkdashf $1: expected "$X", got "$Y"
# fi
# }
# testone /
# testone /tmp
# testone $T
# testone $T/file
# testone $T/dir
# testone $T/linkfile
# testone $T/linkdir
# testone $T/nonexistant
# testone $T/linkdir/file
# testone $T/linkdir/dir
# testone $T/linkdir/linkfile
# testone $T/linkdir/linkdir
function kube::readlinkdashf {
# run in a subshell for simpler 'cd'
(
if [[ -d "$1" ]]; then # This also catch symlinks to dirs.
cd "$1"
pwd -P
else
cd $(dirname "$1")
local f
f=$(basename "$1")
if [[ -L "$f" ]]; then
readlink "$f"
else
echo "$(pwd -P)/${f}"
fi
fi
)
}
# This emulates "realpath" which is not available on MacOS X
# Test:
# T=/tmp/$$.$RANDOM
# mkdir $T
# touch $T/file
# mkdir $T/dir
# ln -s $T/file $T/linkfile
# ln -s $T/dir $T/linkdir
# function testone() {
# X=$(realpath $1 2>&1)
# Y=$(kube::realpath $1 2>&1)
# if [ "$X" != "$Y" ]; then
# echo realpath $1: expected "$X", got "$Y"
# fi
# }
# testone /
# testone /tmp
# testone $T
# testone $T/file
# testone $T/dir
# testone $T/linkfile
# testone $T/linkdir
# testone $T/nonexistant
# testone $T/linkdir/file
# testone $T/linkdir/dir
# testone $T/linkdir/linkfile
# testone $T/linkdir/linkdir
kube::realpath() {
if [[ ! -e "$1" ]]; then
echo "$1: No such file or directory" >&2
return 1
fi
kube::readlinkdashf "$1"
}