Add Dockerfile (#29)

* Add Dockerfile

Author: levkk

.dockerignore

@@ -0,0 +1,5 @@
+target*
+docs
+web
+.github
+.ropeproject

Dockerfile

@@ -0,0 +1,29 @@
+FROM ubuntu:latest AS builder
+
+RUN apt update && \
+    apt install -y build-essential cmake clang curl
+
+# Install Rust.
+# We are not using rust:1 because
+# bindgen is producing weird pointer types there.
+RUN curl https://sh.rustup.rs -sSf | sh -s -- -y
+
+COPY . /build
+WORKDIR /build
+
+RUN rm /bin/sh && ln -s /bin/bash /bin/sh
+RUN source ~/.cargo/env && \
+    cargo build --release
+
+FROM ubuntu:latest
+ENV RUST_LOG=info
+RUN apt update && \
+    apt install -y ca-certificates && \
+    update-ca-certificates
+
+COPY --from=builder /build/target/release/pgdog /pgdog/pgdog
+COPY pgdog.toml /pgdog/pgdog.toml
+COPY users.toml /pgdog/users.toml
+
+WORKDIR /pgdog
+CMD ["/pgdog/pgdog"]

pgdog/src/net/stream.rs

@@ -4,15 +4,15 @@ use bytes::{BufMut, BytesMut};
 use pin_project::pin_project;
 use tokio::io::{AsyncRead, AsyncReadExt, AsyncWrite, AsyncWriteExt, BufStream, ReadBuf};
 use tokio::net::TcpStream;
-use tracing::{error, trace};
+use tracing::trace;
 
 use std::io::Error;
 use std::net::SocketAddr;
 use std::ops::Deref;
 use std::pin::Pin;
 use std::task::Context;
 
-use super::messages::{ErrorResponse, FromBytes, Message, Protocol, ReadyForQuery, Terminate};
+use super::messages::{ErrorResponse, Message, Protocol, ReadyForQuery, Terminate};
 
 /// A network socket.
 #[pin_project(project = StreamProjection)]
@@ -110,6 +110,9 @@ impl Stream {
 
         #[cfg(debug_assertions)]
         {
+            use crate::net::messages::FromBytes;
+            use tracing::error;
+
             if message.code() == 'E' {
                 let error = ErrorResponse::from_bytes(bytes.clone())?;
                 error!("{:?} <= {}", self.peer_addr(), error)