Fix whitespace in Dockerfile.

docker/1.5/Dockerfile

@@ -1,20 +1,20 @@
 FROM alpine:3.8
 
 LABEL maintainer="Roger Light <[email protected]>" \
-  description="Eclipse Mosquitto MQTT Broker"
+  description="Eclipse Mosquitto MQTT Broker"
 
 ENV VERSION=1.5.3 \
-  DOWNLOAD_SHA256=3081a998d303a883b1cd064009beabc88aa9159e26f5258a4ae6007160491d10 \
-  GPG_KEYS=A0D6EEA1DCAE49A635A3B2F0779B22DFB3E717B7 \
-  LWS_VERSION=2.4.2
+  DOWNLOAD_SHA256=3081a998d303a883b1cd064009beabc88aa9159e26f5258a4ae6007160491d10 \
+  GPG_KEYS=A0D6EEA1DCAE49A635A3B2F0779B22DFB3E717B7 \
+  LWS_VERSION=2.4.2
 
 RUN set -x && \
-  apk --no-cache add --virtual build-deps \
- build-base \
- cmake \
-  gnupg \
- libressl-dev \
- util-linux-dev && \
+  apk --no-cache add --virtual build-deps \
+  build-base \
+  cmake \
+  gnupg \
+  libressl-dev \
+  util-linux-dev && \
  wget https://github.com/warmcat/libwebsockets/archive/v${LWS_VERSION}.tar.gz -O /tmp/lws.tar.gz && \
  mkdir -p /build/lws && \
  tar --strip=1 -xf /tmp/lws.tar.gz -C /build/lws && \
@@ -34,51 +34,51 @@ RUN set -x && \
  make -j "$(nproc)" && \
  rm -rf /root/.cmake && \
  wget https://mosquitto.org/files/source/mosquitto-${VERSION}.tar.gz -O /tmp/mosq.tar.gz && \
- echo "$DOWNLOAD_SHA256 /tmp/mosq.tar.gz" | sha256sum -c - && \
+ echo "$DOWNLOAD_SHA256 /tmp/mosq.tar.gz" | sha256sum -c - && \
  wget https://mosquitto.org/files/source/mosquitto-${VERSION}.tar.gz.asc -O /tmp/mosq.tar.gz.asc && \
- export GNUPGHOME="$(mktemp -d)" && \
- found=''; \
- for server in \
- ha.pool.sks-keyservers.net \
- hkp:https://keyserver.ubuntu.com:80 \
- hkp:https://p80.pool.sks-keyservers.net:80 \
- pgp.mit.edu \
- ; do \
- echo "Fetching GPG key $GPG_KEYS from $server"; \
- gpg --keyserver "$server" --keyserver-options timeout=10 --recv-keys "$GPG_KEYS" && found=yes && break; \
- done; \
- test -z "$found" && echo >&2 "error: failed to fetch GPG key $GPG_KEYS" && exit 1; \
- gpg --batch --verify /tmp/mosq.tar.gz.asc /tmp/mosq.tar.gz && \
- gpgconf --kill all && \
- rm -rf "$GNUPGHOME" /tmp/mosq.tar.gz.asc && \
- mkdir -p /build/mosq && \
- tar --strip=1 -xf /tmp/mosq.tar.gz -C /build/mosq && \
- rm /tmp/mosq.tar.gz && \
+ export GNUPGHOME="$(mktemp -d)" && \
+ found=''; \
+ for server in \
+ ha.pool.sks-keyservers.net \
+ hkp:https://keyserver.ubuntu.com:80 \
+ hkp:https://p80.pool.sks-keyservers.net:80 \
+ pgp.mit.edu \
+ ; do \
+ echo "Fetching GPG key $GPG_KEYS from $server"; \
+ gpg --keyserver "$server" --keyserver-options timeout=10 --recv-keys "$GPG_KEYS" && found=yes && break; \
+ done; \
+ test -z "$found" && echo >&2 "error: failed to fetch GPG key $GPG_KEYS" && exit 1; \
+ gpg --batch --verify /tmp/mosq.tar.gz.asc /tmp/mosq.tar.gz && \
+ gpgconf --kill all && \
+ rm -rf "$GNUPGHOME" /tmp/mosq.tar.gz.asc && \
+ mkdir -p /build/mosq && \
+ tar --strip=1 -xf /tmp/mosq.tar.gz -C /build/mosq && \
+ rm /tmp/mosq.tar.gz && \
  make -C /build/mosq -j "$(nproc)" \
  CFLAGS="-Wall -O2 -I/build/lws/include -flto" \
  LDFLAGS="-L/build/lws/lib -flto" \
- WITH_ADNS=no \
-  WITH_DOCS=no \
- WITH_MEMORY_TRACKING=no \
-  WITH_SHARED_LIBRARIES=no \
- WITH_SRV=no \
-  WITH_STRIP=yes \
- WITH_TLS_PSK=no \
- WITH_WEBSOCKETS=yes \
- prefix=/usr \
- binary && \
- addgroup -S mosquitto 2>/dev/null && \
+  WITH_ADNS=no \
+  WITH_DOCS=no \
+  WITH_MEMORY_TRACKING=no \
+  WITH_SHARED_LIBRARIES=no \
+  WITH_SRV=no \
+  WITH_STRIP=yes \
+  WITH_TLS_PSK=no \
+  WITH_WEBSOCKETS=yes \
+  prefix=/usr \
+  binary && \
+ addgroup -S mosquitto 2>/dev/null && \
  adduser -S -D -H -h /var/empty -s /sbin/nologin -G mosquitto -g mosquitto mosquitto 2>/dev/null && \
  mkdir -p /mosquitto/config /mosquitto/data /mosquitto/log && \
- install -d /usr/sbin/ && \
- install -s -m755 /build/mosq/src/mosquitto /usr/sbin/mosquitto && \
- install -s -m755 /build/mosq/src/mosquitto_passwd /usr/bin/mosquitto_passwd && \
- install -m644 /build/mosq/mosquitto.conf /mosquitto/config/mosquitto.conf && \
+ install -d /usr/sbin/ && \
+ install -s -m755 /build/mosq/src/mosquitto /usr/sbin/mosquitto && \
+ install -s -m755 /build/mosq/src/mosquitto_passwd /usr/bin/mosquitto_passwd && \
+ install -m644 /build/mosq/mosquitto.conf /mosquitto/config/mosquitto.conf && \
  chown -R mosquitto:mosquitto /mosquitto && \
- apk --no-cache add \
- libuuid && \
- apk del build-deps && \
- rm -rf /build
+ apk --no-cache add \
+  libuuid && \
+ apk del build-deps && \
+ rm -rf /build
 
 VOLUME ["/mosquitto/data", "/mosquitto/log"]