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[SPARK-52074] Add Dockerfiles to all examples #132

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46 changes: 46 additions & 0 deletions Examples/app/Dockerfile
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#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You 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.
#
FROM swift:6.1 AS builder

WORKDIR /app

COPY . .

RUN swift build -c release

FROM swift:6.1-slim

ARG SPARK_UID=185

LABEL org.opencontainers.image.authors="Apache Spark project <[email protected]>"
LABEL org.opencontainers.image.licenses="Apache-2.0"
LABEL org.opencontainers.image.ref.name="Apache Spark Connect for Swift"

ENV SPARK_SWIFT_HOME=/opt/spark-swift
ENV SPARK_SWIFT_APP=SparkConnectSwiftApp

WORKDIR $SPARK_SWIFT_HOME

RUN groupadd --system --gid=$SPARK_UID spark && \
useradd --system --home-dir $SPARK_SWIFT_HOME --uid=$SPARK_UID --gid=spark spark && \
chown -R spark:spark $SPARK_SWIFT_HOME

COPY --from=builder --chown=spark:spark /app/.build/*-unknown-linux-gnu/release/$SPARK_SWIFT_APP .

USER spark

ENTRYPOINT ["/bin/sh", "-c", "$SPARK_SWIFT_HOME/$SPARK_SWIFT_APP"]
47 changes: 45 additions & 2 deletions Examples/app/README.md
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Expand Up @@ -4,12 +4,55 @@ This is an example Swift application to show how to use Apache Spark Connect Swi

## How to run

Run this Swift application.
Prepare `Spark Connect Server` via running Docker image.

```
docker run --rm -p 15002:15002 apache/spark:4.0.0-preview2 bash -c "/opt/spark/sbin/start-connect-server.sh --wait"
```

Build an application Docker image.

```
$ docker build -t apache/spark-connect-swift:app .
$ docker images apache/spark-connect-swift:app
REPOSITORY TAG IMAGE ID CREATED SIZE
apache/spark-connect-swift app e132e1b38348 5 seconds ago 368MB
```

Run `app` docker image.

```
$ docker run --rm -e SPARK_REMOTE=sc://host.docker.internal:15002 apache/spark-connect-swift:app
Connected to Apache Spark 4.0.0-preview2 Server
EXECUTE: DROP TABLE IF EXISTS t
EXECUTE: CREATE TABLE IF NOT EXISTS t(a INT) USING ORC
EXECUTE: INSERT INTO t VALUES (1), (2), (3)
SELECT * FROM t
+---+
| a|
+---+
| 2|
| 1|
| 3|
+---+

+---+
| id|
+---+
| 0|
| 8|
| 6|
| 2|
| 4|
+---+
```

Run from source code.

```
$ swift run
...
Connected to Apache Spark 4.0.0 Server
Connected to Apache Spark 4.0.0-preview2 Server
EXECUTE: DROP TABLE IF EXISTS t
EXECUTE: CREATE TABLE IF NOT EXISTS t(a INT) USING ORC
EXECUTE: INSERT INTO t VALUES (1), (2), (3)
Expand Down
46 changes: 46 additions & 0 deletions Examples/pi/Dockerfile
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#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You 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.
#
FROM swift:6.1 AS builder

WORKDIR /app

COPY . .

RUN swift build -c release

FROM swift:6.1-slim

ARG SPARK_UID=185

LABEL org.opencontainers.image.authors="Apache Spark project <[email protected]>"
LABEL org.opencontainers.image.licenses="Apache-2.0"
LABEL org.opencontainers.image.ref.name="Apache Spark Connect for Swift"

ENV SPARK_SWIFT_HOME=/opt/spark-swift
ENV SPARK_SWIFT_APP=SparkConnectSwiftPi

WORKDIR $SPARK_SWIFT_HOME

RUN groupadd --system --gid=$SPARK_UID spark && \
useradd --system --home-dir $SPARK_SWIFT_HOME --uid=$SPARK_UID --gid=spark spark && \
chown -R spark:spark $SPARK_SWIFT_HOME

COPY --from=builder --chown=spark:spark /app/.build/*-unknown-linux-gnu/release/$SPARK_SWIFT_APP .

USER spark

ENTRYPOINT ["/bin/sh", "-c", "$SPARK_SWIFT_HOME/$SPARK_SWIFT_APP"]
26 changes: 23 additions & 3 deletions Examples/pi/README.md
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Expand Up @@ -4,11 +4,31 @@ This is an example Swift application to show how to use Apache Spark Connect Swi

## How to run

Run this Swift application.
Prepare `Spark Connect Server` via running Docker image.
```
docker run --rm -p 15002:15002 apache/spark:4.0.0-preview2 bash -c "/opt/spark/sbin/start-connect-server.sh --wait"
```

Build an application Docker image.

```
$ docker build -t apache/spark-connect-swift:pi .
$ docker images apache/spark-connect-swift:pi
REPOSITORY TAG IMAGE ID CREATED SIZE
apache/spark-connect-swift pi d03952577564 4 seconds ago 369MB
```

Run `pi` docker image.

```
$ docker run --rm -e SPARK_REMOTE=sc://host.docker.internal:15002 apache/spark-connect-swift:pi
Pi is roughly 3.1412831412831412
```

Run from source code.

```
$ swift run SparkConnectSwiftPi 1000000
$ swift run
...
Connected to Apache Spark 4.0.0 Server
Pi is roughly 3.1423711423711422
```
46 changes: 46 additions & 0 deletions Examples/stream/Dockerfile
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#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You 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.
#
FROM swift:6.1 AS builder

WORKDIR /app

COPY . .

RUN swift build -c release

FROM swift:6.1-slim

ARG SPARK_UID=185

LABEL org.opencontainers.image.authors="Apache Spark project <[email protected]>"
LABEL org.opencontainers.image.licenses="Apache-2.0"
LABEL org.opencontainers.image.ref.name="Apache Spark Connect for Swift"

ENV SPARK_SWIFT_HOME=/opt/spark-swift
ENV SPARK_SWIFT_APP=SparkConnectSwiftNetworkWordCount

WORKDIR $SPARK_SWIFT_HOME

RUN groupadd --system --gid=$SPARK_UID spark && \
useradd --system --home-dir $SPARK_SWIFT_HOME --uid=$SPARK_UID --gid=spark spark && \
chown -R spark:spark $SPARK_SWIFT_HOME

COPY --from=builder --chown=spark:spark /app/.build/*-unknown-linux-gnu/release/$SPARK_SWIFT_APP .

USER spark

ENTRYPOINT ["/bin/sh", "-c", "$SPARK_SWIFT_HOME/$SPARK_SWIFT_APP"]
31 changes: 24 additions & 7 deletions Examples/stream/README.md
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Expand Up @@ -5,7 +5,7 @@ This is an example Swift stream processing application to show how to count word
## Run `Spark Connect Server`

```bash
./sbin/start-connect-server.sh --wait -c spark.log.level=ERROR
docker run --rm -p 15002:15002 apache/spark:4.0.0-preview2 bash -c "/opt/spark/sbin/start-connect-server.sh --wait -c spark.log.level=ERROR"
```

## Run `Netcat` as a streaming input server
Expand All @@ -16,12 +16,21 @@ You will first need to run Netcat (a small utility found in most Unix-like syste
nc -lk 9999
```

## Start streaming processing application
## Build and run from docker image

Build an application Docker image.

```bash
$ swift run
...
Connected to Apache Spark 4.0.0 Server
```
$ docker build -t apache/spark-connect-swift:stream .
$ docker images apache/spark-connect-swift:stream
REPOSITORY TAG IMAGE ID CREATED SIZE
apache/spark-connect-swift stream a4daa10ad9c5 7 seconds ago 369MB
```

Run `stream` docker image.

```
$ docker run --rm -e SPARK_REMOTE=sc://host.docker.internal:15002 -e TARGET_HOST=host.docker.internal apache/spark-connect-swift:stream
```

## Send input and check output
Expand All @@ -34,7 +43,7 @@ apache spark
apache hadoop
```

`Spark Connect Server` output will look something like the following.
`Spark Connect Server` output will look something like the following.

```bash
-------------------------------------------
Expand Down Expand Up @@ -66,3 +75,11 @@ Batch: 2
|hadoop| 1|
+------+--------+
```

## Run from source code

```bash
$ swift run
...
Connected to Apache Spark 4.0.0 Server
```
7 changes: 5 additions & 2 deletions Examples/stream/Sources/main.swift
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Expand Up @@ -17,17 +17,20 @@
// under the License.
//

import Foundation
import SparkConnect

let spark = try await SparkSession.builder.getOrCreate()
print("Connected to Apache Spark \(await spark.version) Server")

let host = ProcessInfo.processInfo.environment["TARGET_HOST"] ?? "localhost"

let lines =
await spark
.readStream
.format("socket")
.option("host", "localhost")
.option("port", "9999")
.option("host", host)
.option("port", 9999)
.load()

let word =
Expand Down
48 changes: 48 additions & 0 deletions Examples/web/Dockerfile
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#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You 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.
#
FROM swift:6.1 AS builder

WORKDIR /app

COPY . .

RUN swift build -c release

FROM swift:6.1-slim

ARG SPARK_UID=185

LABEL org.opencontainers.image.authors="Apache Spark project <[email protected]>"
LABEL org.opencontainers.image.licenses="Apache-2.0"
LABEL org.opencontainers.image.ref.name="Apache Spark Connect for Swift"

ENV SPARK_SWIFT_HOME=/opt/spark-swift
ENV SPARK_SWIFT_APP=SparkConnectSwiftWeb

WORKDIR $SPARK_SWIFT_HOME

RUN groupadd --system --gid=$SPARK_UID spark && \
useradd --system --home-dir $SPARK_SWIFT_HOME --uid=$SPARK_UID --gid=spark spark && \
chown -R spark:spark $SPARK_SWIFT_HOME

COPY --from=builder --chown=spark:spark /app/.build/*-unknown-linux-gnu/release/$SPARK_SWIFT_APP .

USER spark

EXPOSE 8080

ENTRYPOINT ["/bin/sh", "-c", "$SPARK_SWIFT_HOME/$SPARK_SWIFT_APP"]
4 changes: 2 additions & 2 deletions Examples/web/Package.swift
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Expand Up @@ -20,7 +20,7 @@
import PackageDescription

let package = Package(
name: "SparkConnectSwiftWebapp",
name: "SparkConnectSwiftWeb",
platforms: [
.macOS(.v15)
],
Expand All @@ -33,7 +33,7 @@ let package = Package(
],
targets: [
.executableTarget(
name: "SparkConnectSwiftWebapp",
name: "SparkConnectSwiftWeb",
dependencies: [
.product(name: "Vapor", package: "vapor"),
.product(name: "NIOCore", package: "swift-nio"),
Expand Down
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