Run a fullnode+drone automatically when the container starts up

ci/docker-solana/Dockerfile

@@ -1,5 +1,13 @@
 FROM debian:stretch
+
+# JSON RPC port
+EXPOSE 8899/tcp
+
+# Install libssl
 RUN apt update && \
     apt-get install -y libssl-dev && \
     rm -rf /var/lib/apt/lists/*
-COPY cargo-install/bin /usr/bin/
+
+COPY usr/bin /usr/bin/
+ENTRYPOINT [ "/usr/bin/solana-entrypoint.sh" ]
+CMD [""]

ci/docker-solana/README.md

@@ -1,5 +1,17 @@
 ## Minimal Solana Docker image
-
 This image is automatically updated by CI
 
 https://hub.docker.com/r/solanalabs/solana/
+
+### Usage:
+Run the latest beta image:
+```bash
+$ docker run --rm -p 8899:8899 solanalabs/solana:beta
+```
+
+Run the latest edge image:
+```bash
+$ docker run --rm -p 8899:8899 solanalabs/solana:edge
+```
+
+Port *8899* is the JSON RPC port, which is used by clients to communicate with the network.

ci/docker-solana/build.sh

@@ -16,9 +16,10 @@ if [[ -z $CHANNEL ]]; then
   exit 0
 fi
 
-rm -rf cargo-install/
+rm -rf usr/
 ../docker-run.sh solanalabs/rust:1.29.1 \
-  cargo install --path . --root ci/docker-solana/cargo-install
+  cargo install --path . --root ci/docker-solana/usr
+cp -f entrypoint.sh usr/bin/solana-entrypoint.sh
 
 docker build -t solanalabs/solana:$CHANNEL .
 

ci/docker-solana/entrypoint.sh

@@ -0,0 +1,23 @@
+#!/bin/bash -ex
+
+export RUST_LOG=solana=info
+export RUST_BACKTRACE=1
+
+solana-keygen -o /config/leader-keypair.json
+solana-keygen -o /config/drone-keypair.json
+
+solana-genesis --tokens=1000000000 --ledger /ledger < /config/drone-keypair.json
+solana-fullnode-config --keypair=/config/leader-keypair.json -l > /config/leader-config.json
+
+solana-drone --keypair /config/drone-keypair.json --network 127.0.0.1:8001 &
+drone=$!
+solana-fullnode --identity /config/leader-config.json --ledger /ledger/ &
+fullnode=$!
+
+abort() {
+  kill "$drone" "$fullnode"
+}
+
+trap abort SIGINT SIGTERM
+wait "$fullnode"
+kill "$drone" "$fullnode"