Fix healthcheck issue with Docker containers (#5011)

Fixes #5010

buildscripts/docker-entrypoint.sh

@@ -1,43 +0,0 @@
-#!/bin/sh
-#
-# Minio Cloud Storage, (C) 2017 Minio, Inc.
-#
-# 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.
-#
-
-# If command starts with an option, prepend minio.
-if [ "${1}" != "minio" ]; then
-    if [ -n "${1}" ]; then
-        set -- minio "$@"
-    fi
-fi
-
-## Look for docker secrets in default documented location.
-docker_secrets_env() {
-    local MINIO_ACCESS_KEY_FILE="/run/secrets/access_key"
-    local MINIO_SECRET_KEY_FILE="/run/secrets/secret_key"
-
-    if [ -f $MINIO_ACCESS_KEY_FILE -a -f $MINIO_SECRET_KEY_FILE ]; then
-        if [ -f $MINIO_ACCESS_KEY_FILE ]; then
-            export MINIO_ACCESS_KEY="$(cat "$MINIO_ACCESS_KEY_FILE")"
-        fi
-        if [ -f $MINIO_SECRET_KEY_FILE ]; then
-            export MINIO_SECRET_KEY="$(cat "$MINIO_SECRET_KEY_FILE")"
-        fi
-    fi
-}
-
-## Set access env from secrets if necessary.
-docker_secrets_env
-
-exec "$@"

buildscripts/healthcheck.sh

@@ -1,58 +0,0 @@
-#!/bin/sh
-#
-# Minio Cloud Storage, (C) 2017 Minio, Inc.
-#
-# 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.
-#
-
-_init () {
-    scheme="http://"
-    address="127.0.0.1:9000"
-    resource="/minio/index.html"
-    start=$(stat -c "%Y" /proc/1)
-}
-
-healthcheck_main () {
-    # In distributed environment like Swarm, traffic is routed 
-    # to a container only when it reports a `healthy` status. So, we exit 
-    # with 0 to ensure healthy status till distributed Minio starts (120s). 
-    #
-    # Refer: https://github.com/moby/moby/pull/28938#issuecomment-301753272
-    if [ $(( $(date +%s) - start )) -lt 120 ]; then
-        exit 0
-    else
-        # Get the http response code
-        http_response=$(curl -s -k -o /dev/null -I -w "%{http_code}" \
-            ${scheme}${address}${resource})
-
-        # Get the http response body
-        http_response_body=$(curl -k -s ${scheme}${address}${resource})
-
-        # server returns response 403 and body "SSL required" if non-TLS 
-        # connection is attempted on a TLS-configured server. Change
-        # the scheme and try again
-        if [ "$http_response" = "403" ] && \
-        [ "$http_response_body" = "SSL required" ]; then
-            scheme="https://"
-            http_response=$(curl -s -k -o /dev/null -I -w "%{http_code}" \
-                ${scheme}${address}${resource})
-        fi
-
-        # If http_repsonse is 200 - server is up. When MINIO_BROWSER is 
-        # set to off, curl responds with 404. We assume that the server
-        # is up
-        [ "$http_response" = "200" ] || [ "$http_response" = "404" ]
-    fi
-}
-
-_init && healthcheck_main