From 9ca54258a22939054d0597fde48f83f9a565f6a7 Mon Sep 17 00:00:00 2001 From: Edith Puclla Date: Sun, 16 Nov 2025 00:56:09 +0000 Subject: [PATCH 1/5] Add a DHI section to the Rust guide with DHI-based Dockerfile example --- content/guides/rust/build-images.md | 192 ++++++++++++++++++++++++---- 1 file changed, 164 insertions(+), 28 deletions(-) diff --git a/content/guides/rust/build-images.md b/content/guides/rust/build-images.md index d2e414274728..2d1e5bb628de 100644 --- a/content/guides/rust/build-images.md +++ b/content/guides/rust/build-images.md @@ -50,7 +50,7 @@ This utility will walk you through creating the following files with sensible de Let's get started! ? What application platform does your project use? Rust -? What version of Rust do you want to use? 1.70.0 +? What version of Rust do you want to use? 1.71.1 ? What port does your server listen on? 8000 ``` @@ -62,6 +62,140 @@ directory: - compose.yaml - README.Docker.md +## Choose a base image + +Before editing your Dockerfile, you need to choose a base image. You can use the [Rust Docker Official Image](https://hub.docker.com/_/rust), +or a [Docker Hardened Image (DHI)](https://hub.docker.com/hardened-images/catalog/dhi/rust). + +Docker Hardened Images (DHIs) are minimal, secure, and production-ready base images maintained by Docker. +They help reduce vulnerabilities and simplify compliance. For more details, see [Docker Hardened Images](/dhi/). + +{{< tabs >}} +{{< tab name="Using Docker Hardened Images" >}} + +Docker Hardened Images (DHIs) are available for Rust in the Hardened Image catalog. Unlike the official image, you must first mirror the Rust DHI into your Docker organization. +Follow the [DHI quickstart](/dhi/get-started/) to mirror the `dhi-rust` repository. Mirrored repositories must start with `dhi-`, for example: +`FROM /dhi-rust:${RUST_VERSION}-alpine`. + +The following Dockerfile is equivalent to the one generated by `docker init`, but it uses a Rust DHI as the build base image: + +```dockerfile {title=Dockerfile} +# Make sure RUST_VERSION matches the Rust version +ARG RUST_VERSION=1.71.1 +ARG APP_NAME=docker-rust-hello + +################################################################################ +# Create a stage for building the application. +FROM /dhi-rust:${RUST_VERSION}-alpine AS build +ARG APP_NAME +WORKDIR /app + +# Install host build dependencies. +RUN apk add --no-cache clang lld musl-dev git + +# Build the application. +RUN --mount=type=bind,source=src,target=src \ + --mount=type=bind,source=Cargo.toml,target=Cargo.toml \ + --mount=type=bind,source=Cargo.lock,target=Cargo.lock \ + --mount=type=cache,target=/app/target/ \ + --mount=type=cache,target=/usr/local/cargo/git/db \ + --mount=type=cache,target=/usr/local/cargo/registry/ \ + cargo build --locked --release && \ + cp ./target/release/$APP_NAME /bin/server + +################################################################################ +# Runtime stage with minimal dependencies. +FROM alpine:3.18 AS final + +# Create a non-privileged user that the app will run under. +ARG UID=10001 +RUN adduser \ + --disabled-password \ + --gecos "" \ + --home "/nonexistent" \ + --shell "/sbin/nologin" \ + --no-create-home \ + --uid "${UID}" \ + appuser +USER appuser + +# Copy the executable from the "build" stage. +COPY --from=build /bin/server /bin/ + +# Configure rocket to listen on all interfaces. +ENV ROCKET_ADDRESS=0.0.0.0 +# Expose the port that the application listens on. +EXPOSE 8000 + +# What the container should run when it is started. +CMD ["/bin/server"] + +``` +{{< /tab >}} +{{< tab name="Using the official Rust image" >}} + +By default, docker init creates a multi-stage Dockerfile that uses the official Rust image +in the build stage and Alpine as the runtime image. For example: + +```dockerfile {title=Dockerfile} +# Make sure RUST_VERSION matches the Rust version +ARG RUST_VERSION=1.71.1 +ARG APP_NAME=docker-rust-hello + +################################################################################ +# Create a stage for building the application. + +FROM rust:${RUST_VERSION}-alpine AS build +ARG APP_NAME +WORKDIR /app + +# Install host build dependencies. +RUN apk add --no-cache clang lld musl-dev git + +# Build the application. +RUN --mount=type=bind,source=src,target=src \ + --mount=type=bind,source=Cargo.toml,target=Cargo.toml \ + --mount=type=bind,source=Cargo.lock,target=Cargo.lock \ + --mount=type=cache,target=/app/target/ \ + --mount=type=cache,target=/usr/local/cargo/git/db \ + --mount=type=cache,target=/usr/local/cargo/registry/ \ + cargo build --locked --release && \ + cp ./target/release/$APP_NAME /bin/server + +################################################################################ +# Runtime stage with minimal dependencies. +FROM alpine:3.18 AS final + +# Create a non-privileged user that the app will run under. +ARG UID=10001 +RUN adduser \ + --disabled-password \ + --gecos "" \ + --home "/nonexistent" \ + --shell "/sbin/nologin" \ + --no-create-home \ + --uid "${UID}" \ + appuser +USER appuser + +# Copy the executable from the "build" stage. +COPY --from=build /bin/server /bin/ + +# Configure rocket to listen on all interfaces. +ENV ROCKET_ADDRESS=0.0.0.0 +# Expose the port that the application listens on. +EXPOSE 8000 + +# What the container should run when it is started. +CMD ["/bin/server"] + +``` + +{{< /tab >}} +{{< /tabs >}} + + + For building an image, only the Dockerfile is necessary. Open the Dockerfile in your favorite IDE or text editor and see what it contains. To learn more about Dockerfiles, see the [Dockerfile reference](/reference/dockerfile.md). @@ -91,27 +225,30 @@ $ docker build --tag docker-rust-image . You should see output like the following. ```console -[+] Building 62.6s (14/14) FINISHED - => [internal] load .dockerignore 0.1s - => => transferring context: 2B 0.0s - => [internal] load build definition from Dockerfile 0.1s - => => transferring dockerfile: 2.70kB 0.0s - => resolve image config for docker.io/docker/dockerfile:1 2.3s - => CACHED docker-image://docker.io/docker/dockerfile:1@sha256:39b85bbfa7536a5feceb7372a0817649ecb2724562a38360f4d6a7782a409b14 0.0s - => [internal] load metadata for docker.io/library/debian:bullseye-slim 1.9s - => [internal] load metadata for docker.io/library/rust:1.70.0-slim-bullseye 1.7s - => [build 1/3] FROM docker.io/library/rust:1.70.0-slim-bullseye@sha256:585eeddab1ec712dade54381e115f676bba239b1c79198832ddda397c1f 0.0s - => [internal] load build context 0.0s - => => transferring context: 35.29kB 0.0s - => [final 1/3] FROM docker.io/library/debian:bullseye-slim@sha256:7606bef5684b393434f06a50a3d1a09808fee5a0240d37da5d181b1b121e7637 0.0s - => CACHED [build 2/3] WORKDIR /app 0.0s - => [build 3/3] RUN --mount=type=bind,source=src,target=src --mount=type=bind,source=Cargo.toml,target=Cargo.toml --mount= 57.7s - => CACHED [final 2/3] RUN adduser --disabled-password --gecos "" --home "/nonexistent" --shell "/sbin/nologin" 0.0s - => CACHED [final 3/3] COPY --from=build /bin/server /bin/ 0.0s - => exporting to image 0.0s - => => exporting layers 0.0s - => => writing image sha256:f1aa4a9f58d2ecf73b0c2b7f28a6646d9849b32c3921e42adc3ab75e12a3de14 0.0s - => => naming to docker.io/library/docker-rust-image +[+] Building 2.2s (18/18) FINISHED + => [internal] load build definition from Dockerfile 0.0s + => => transferring dockerfile: 2.92kB 0.0s + => resolve image config for docker-image://docker.io/docker/dockerfile:1 1.2s + => [auth] docker/dockerfile:pull token for registry-1.docker.io 0.0s + => => resolve docker.io/docker/dockerfile:1@sha256:b6afd42430b15f2d2a4c5a02b919e98a525b785b1aaff16747d2f623364e39b6 0.0s + => [internal] load metadata for docker.io/library/alpine:3.18 0.8s + => [internal] load metadata for docker.io/library/rust:1.71.1-alpine 0.7s + => [auth] library/rust:pull token for registry-1.docker.io 0.0s + => [auth] library/alpine:pull token for registry-1.docker.io 0.0s + => [internal] load .dockerignore 0.0s + => => transferring context: 683B 0.0s + => [build 1/4] FROM docker.io/library/rust:1.71.1-alpine@sha256:3419c5212b75ce4e7786b71bd2bd49587a2481f8b42ca685d719d265a11c7e96 0.0s + => => resolve docker.io/library/rust:1.71.1-alpine@sha256:3419c5212b75ce4e7786b71bd2bd49587a2481f8b42ca685d719d265a11c7e96 0.0s + => [final 1/3] FROM docker.io/library/alpine:3.18@sha256:de0eb0b3f2a47ba1eb89389859a9bd88b28e82f5826b6969ad604979713c2d4f 0.0s + => => resolve docker.io/library/alpine:3.18@sha256:de0eb0b3f2a47ba1eb89389859a9bd88b28e82f5826b6969ad604979713c2d4f 0.0s + => [internal] load build context 0.0s + => => transferring context: 265B 0.0s + => exporting to image 0.0s + => => exporting layers 0.0s + => => exporting manifest sha256:0c9f89589c2bf35bbeb642222fe8c42d2479ee6e9c9028a57aeeacf591aa5375 0.0s + => => exporting config sha256:09a032b66ff64682e6c4a74896017e33854169b5ceb0e51603597d1d2a68358d 0.0s + => => naming to docker.io/library/docker-rust-image:latest 0.0s + => => unpacking to docker.io/library/docker-rust-image:latest ``` ## View local images @@ -123,7 +260,7 @@ To list images, run the `docker images` command. ```console $ docker images REPOSITORY TAG IMAGE ID CREATED SIZE -docker-rust-image latest 8cae92a8fbd6 3 minutes ago 123MB +docker-rust-image latest 0c9f89589c2b 3 minutes ago 123MB ``` You should see at least one image listed, including the image you just built `docker-rust-image:latest`. @@ -147,9 +284,8 @@ Now, run the `docker images` command to see a list of the local images. ```console $ docker images REPOSITORY TAG IMAGE ID CREATED SIZE -docker-rust-image latest 8cae92a8fbd6 4 minutes ago 123MB -docker-rust-image v1.0.0 8cae92a8fbd6 4 minutes ago 123MB -rust latest be5d294735c6 4 minutes ago 113MB +docker-rust-image latest 0c9f89589c2b 4 minutes ago 123MB +docker-rust-image v1.0.0 0c9f89589c2b 4 minutes ago 123MB ``` You can see that two images start with `docker-rust-image`. You know they're the same image because if you take a look at the `IMAGE ID` column, you can see that the values are the same for the two images. @@ -166,8 +302,7 @@ Note that the response from Docker tells you that Docker didn't remove the image ```console $ docker images REPOSITORY TAG IMAGE ID CREATED SIZE -docker-rust-image latest 8cae92a8fbd6 6 minutes ago 123MB -rust latest be5d294735c6 6 minutes ago 113MB +docker-rust-image latest 0c9f89589c2b 6 minutes ago 123MB ``` Docker removed the image tagged with `:v1.0.0`, but the `docker-rust-image:latest` tag is available on your machine. @@ -182,6 +317,7 @@ Related information: - [.dockerignore file](/reference/dockerfile.md#dockerignore-file) - [docker init CLI reference](/reference/cli/docker/init.md) - [docker build CLI reference](/reference/cli/docker/buildx/build.md) +- [Docker Hardened Images](/dhi/) ## Next steps From 62a3794dc2269f12977977fe22e7c74a08edc4a0 Mon Sep 17 00:00:00 2001 From: Edith Puclla Date: Sat, 22 Nov 2025 13:26:53 +0000 Subject: [PATCH 2/5] Updated Rust Version from 1.71.1 to the latest 1.91.1 --- content/guides/rust/build-images.md | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/content/guides/rust/build-images.md b/content/guides/rust/build-images.md index 2d1e5bb628de..fad6347f5c76 100644 --- a/content/guides/rust/build-images.md +++ b/content/guides/rust/build-images.md @@ -50,7 +50,7 @@ This utility will walk you through creating the following files with sensible de Let's get started! ? What application platform does your project use? Rust -? What version of Rust do you want to use? 1.71.1 +? What version of Rust do you want to use? 1.91.1 ? What port does your server listen on? 8000 ``` @@ -81,7 +81,7 @@ The following Dockerfile is equivalent to the one generated by `docker init`, bu ```dockerfile {title=Dockerfile} # Make sure RUST_VERSION matches the Rust version -ARG RUST_VERSION=1.71.1 +ARG RUST_VERSION=1.91.1 ARG APP_NAME=docker-rust-hello ################################################################################ @@ -139,7 +139,7 @@ in the build stage and Alpine as the runtime image. For example: ```dockerfile {title=Dockerfile} # Make sure RUST_VERSION matches the Rust version -ARG RUST_VERSION=1.71.1 +ARG RUST_VERSION=1.91.1 ARG APP_NAME=docker-rust-hello ################################################################################ From b772b34c4060837bc10f1fdeaa6b4cf6757a9f2b Mon Sep 17 00:00:00 2001 From: Edith Puclla Date: Sat, 22 Nov 2025 13:47:55 +0000 Subject: [PATCH 3/5] Update build output --- content/guides/rust/build-images.md | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/content/guides/rust/build-images.md b/content/guides/rust/build-images.md index fad6347f5c76..c7b1e2f7387c 100644 --- a/content/guides/rust/build-images.md +++ b/content/guides/rust/build-images.md @@ -232,13 +232,13 @@ You should see output like the following. => [auth] docker/dockerfile:pull token for registry-1.docker.io 0.0s => => resolve docker.io/docker/dockerfile:1@sha256:b6afd42430b15f2d2a4c5a02b919e98a525b785b1aaff16747d2f623364e39b6 0.0s => [internal] load metadata for docker.io/library/alpine:3.18 0.8s - => [internal] load metadata for docker.io/library/rust:1.71.1-alpine 0.7s + => [internal] load metadata for docker.io/library/rust:1.91.1-alpine 0.7s => [auth] library/rust:pull token for registry-1.docker.io 0.0s => [auth] library/alpine:pull token for registry-1.docker.io 0.0s => [internal] load .dockerignore 0.0s => => transferring context: 683B 0.0s - => [build 1/4] FROM docker.io/library/rust:1.71.1-alpine@sha256:3419c5212b75ce4e7786b71bd2bd49587a2481f8b42ca685d719d265a11c7e96 0.0s - => => resolve docker.io/library/rust:1.71.1-alpine@sha256:3419c5212b75ce4e7786b71bd2bd49587a2481f8b42ca685d719d265a11c7e96 0.0s + => [build 1/4] FROM docker.io/library/rust:1.91.1-alpine@sha256:3419c5212b75ce4e7786b71bd2bd49587a2481f8b42ca685d719d265a11c7e96 0.0s + => => resolve docker.io/library/rust:1.91.1-alpine@sha256:3419c5212b75ce4e7786b71bd2bd49587a2481f8b42ca685d719d265a11c7e96 0.0s => [final 1/3] FROM docker.io/library/alpine:3.18@sha256:de0eb0b3f2a47ba1eb89389859a9bd88b28e82f5826b6969ad604979713c2d4f 0.0s => => resolve docker.io/library/alpine:3.18@sha256:de0eb0b3f2a47ba1eb89389859a9bd88b28e82f5826b6969ad604979713c2d4f 0.0s => [internal] load build context 0.0s From 8caefe479b1ec1927cc96a12e204857012d016af Mon Sep 17 00:00:00 2001 From: Edith Puclla Date: Fri, 2 Jan 2026 17:12:20 +0000 Subject: [PATCH 4/5] docs: update Rust build guide for public Docker Hardened Images --- content/guides/rust/build-images.md | 147 +++++++++++----------------- 1 file changed, 58 insertions(+), 89 deletions(-) diff --git a/content/guides/rust/build-images.md b/content/guides/rust/build-images.md index c7b1e2f7387c..131daf36bfcf 100644 --- a/content/guides/rust/build-images.md +++ b/content/guides/rust/build-images.md @@ -50,7 +50,7 @@ This utility will walk you through creating the following files with sensible de Let's get started! ? What application platform does your project use? Rust -? What version of Rust do you want to use? 1.91.1 +? What version of Rust do you want to use? 1.92.0 ? What port does your server listen on? 8000 ``` @@ -73,73 +73,24 @@ They help reduce vulnerabilities and simplify compliance. For more details, see {{< tabs >}} {{< tab name="Using Docker Hardened Images" >}} -Docker Hardened Images (DHIs) are available for Rust in the Hardened Image catalog. Unlike the official image, you must first mirror the Rust DHI into your Docker organization. -Follow the [DHI quickstart](/dhi/get-started/) to mirror the `dhi-rust` repository. Mirrored repositories must start with `dhi-`, for example: -`FROM /dhi-rust:${RUST_VERSION}-alpine`. +Docker Hardened Images (DHIs) are publicly available and can be used directly as base images. +To pull Docker Hardened Images, authenticate once with Docker: -The following Dockerfile is equivalent to the one generated by `docker init`, but it uses a Rust DHI as the build base image: - -```dockerfile {title=Dockerfile} -# Make sure RUST_VERSION matches the Rust version -ARG RUST_VERSION=1.91.1 -ARG APP_NAME=docker-rust-hello - -################################################################################ -# Create a stage for building the application. -FROM /dhi-rust:${RUST_VERSION}-alpine AS build -ARG APP_NAME -WORKDIR /app - -# Install host build dependencies. -RUN apk add --no-cache clang lld musl-dev git - -# Build the application. -RUN --mount=type=bind,source=src,target=src \ - --mount=type=bind,source=Cargo.toml,target=Cargo.toml \ - --mount=type=bind,source=Cargo.lock,target=Cargo.lock \ - --mount=type=cache,target=/app/target/ \ - --mount=type=cache,target=/usr/local/cargo/git/db \ - --mount=type=cache,target=/usr/local/cargo/registry/ \ - cargo build --locked --release && \ - cp ./target/release/$APP_NAME /bin/server - -################################################################################ -# Runtime stage with minimal dependencies. -FROM alpine:3.18 AS final - -# Create a non-privileged user that the app will run under. -ARG UID=10001 -RUN adduser \ - --disabled-password \ - --gecos "" \ - --home "/nonexistent" \ - --shell "/sbin/nologin" \ - --no-create-home \ - --uid "${UID}" \ - appuser -USER appuser - -# Copy the executable from the "build" stage. -COPY --from=build /bin/server /bin/ +```bash +docker login +``` -# Configure rocket to listen on all interfaces. -ENV ROCKET_ADDRESS=0.0.0.0 -# Expose the port that the application listens on. -EXPOSE 8000 - -# What the container should run when it is started. -CMD ["/bin/server"] +Use DHIs from the dhi.io registry, for example: +```bash +FROM dhi.io/rust:${RUST_VERSION}-alpine AS build ``` -{{< /tab >}} -{{< tab name="Using the official Rust image" >}} -By default, docker init creates a multi-stage Dockerfile that uses the official Rust image -in the build stage and Alpine as the runtime image. For example: +The following Dockerfile is equivalent to the one generated by `docker init`, but it uses a Rust DHI as the build base image: ```dockerfile {title=Dockerfile} # Make sure RUST_VERSION matches the Rust version -ARG RUST_VERSION=1.91.1 +ARG RUST_VERSION=1.92 ARG APP_NAME=docker-rust-hello ################################################################################ @@ -163,7 +114,7 @@ RUN --mount=type=bind,source=src,target=src \ cp ./target/release/$APP_NAME /bin/server ################################################################################ -# Runtime stage with minimal dependencies. +# Create a new stage for running the application that contains the minimal FROM alpine:3.18 AS final # Create a non-privileged user that the app will run under. @@ -183,6 +134,7 @@ COPY --from=build /bin/server /bin/ # Configure rocket to listen on all interfaces. ENV ROCKET_ADDRESS=0.0.0.0 + # Expose the port that the application listens on. EXPOSE 8000 @@ -225,30 +177,47 @@ $ docker build --tag docker-rust-image . You should see output like the following. ```console -[+] Building 2.2s (18/18) FINISHED - => [internal] load build definition from Dockerfile 0.0s - => => transferring dockerfile: 2.92kB 0.0s - => resolve image config for docker-image://docker.io/docker/dockerfile:1 1.2s - => [auth] docker/dockerfile:pull token for registry-1.docker.io 0.0s - => => resolve docker.io/docker/dockerfile:1@sha256:b6afd42430b15f2d2a4c5a02b919e98a525b785b1aaff16747d2f623364e39b6 0.0s - => [internal] load metadata for docker.io/library/alpine:3.18 0.8s - => [internal] load metadata for docker.io/library/rust:1.91.1-alpine 0.7s - => [auth] library/rust:pull token for registry-1.docker.io 0.0s - => [auth] library/alpine:pull token for registry-1.docker.io 0.0s - => [internal] load .dockerignore 0.0s - => => transferring context: 683B 0.0s - => [build 1/4] FROM docker.io/library/rust:1.91.1-alpine@sha256:3419c5212b75ce4e7786b71bd2bd49587a2481f8b42ca685d719d265a11c7e96 0.0s - => => resolve docker.io/library/rust:1.91.1-alpine@sha256:3419c5212b75ce4e7786b71bd2bd49587a2481f8b42ca685d719d265a11c7e96 0.0s - => [final 1/3] FROM docker.io/library/alpine:3.18@sha256:de0eb0b3f2a47ba1eb89389859a9bd88b28e82f5826b6969ad604979713c2d4f 0.0s - => => resolve docker.io/library/alpine:3.18@sha256:de0eb0b3f2a47ba1eb89389859a9bd88b28e82f5826b6969ad604979713c2d4f 0.0s - => [internal] load build context 0.0s - => => transferring context: 265B 0.0s - => exporting to image 0.0s - => => exporting layers 0.0s - => => exporting manifest sha256:0c9f89589c2bf35bbeb642222fe8c42d2479ee6e9c9028a57aeeacf591aa5375 0.0s - => => exporting config sha256:09a032b66ff64682e6c4a74896017e33854169b5ceb0e51603597d1d2a68358d 0.0s - => => naming to docker.io/library/docker-rust-image:latest 0.0s - => => unpacking to docker.io/library/docker-rust-image:latest +[+] Building 85.0s (18/18) FINISHED docker:desktop-linux + => [internal] load build definition from Dockerfile 0.0s + => => transferring dockerfile: 2.88kB 0.0s + => resolve image config for docker-image://docker.io/docker/dockerfile:1 0.8s + => [auth] docker/dockerfile:pull token for registry-1.docker.io 0.0s + => CACHED docker-image://docker.io/docker/dockerfile:1@sha256:b6afd42430b15f2d2a4c5a02b919e98a525b785b1aaff16747d2f623364e39b6 0.0s + => => resolve docker.io/docker/dockerfile:1@sha256:b6afd42430b15f2d2a4c5a02b919e98a525b785b1aaff16747d2f623364e39b6 0.0s + => [internal] load metadata for docker.io/library/rust:1.92-alpine 1.3s + => [internal] load metadata for docker.io/library/alpine:3.18 0.5s + => [auth] library/rust:pull token for registry-1.docker.io 0.0s + => [auth] library/alpine:pull token for registry-1.docker.io 0.0s + => [internal] load .dockerignore 0.0s + => => transferring context: 646B 0.0s + => [build 1/4] FROM docker.io/library/rust:1.92-alpine@sha256:f6c22e0a256c05d44fca23bf530120b5d4a6249a393734884281ca80782329bc 9.0s + => => resolve docker.io/library/rust:1.92-alpine@sha256:f6c22e0a256c05d44fca23bf530120b5d4a6249a393734884281ca80782329bc 0.1s + => => sha256:4150afa531694b681cd299599f1d2391c5f4a409844096124ffc475e4eb1ea2f 268.07MB / 268.07MB 6.6s + => => sha256:1074353eec0db2c1d81d5af2671e56e00cf5738486f5762609ea33d606f88612 3.86MB / 3.86MB 0.4s + => => sha256:14182cde8de9d61826651827a8dd082edaa51d4a5a8e9567c2a1e416e32c75e8 75.12MB / 75.12MB 1.9s + => => extracting sha256:1074353eec0db2c1d81d5af2671e56e00cf5738486f5762609ea33d606f88612 0.1s + => => extracting sha256:14182cde8de9d61826651827a8dd082edaa51d4a5a8e9567c2a1e416e32c75e8 0.8s + => => extracting sha256:4150afa531694b681cd299599f1d2391c5f4a409844096124ffc475e4eb1ea2f 1.9s + => [final 1/3] FROM docker.io/library/alpine:3.18@sha256:de0eb0b3f2a47ba1eb89389859a9bd88b28e82f5826b6969ad604979713c2d4f 0.1s + => => resolve docker.io/library/alpine:3.18@sha256:de0eb0b3f2a47ba1eb89389859a9bd88b28e82f5826b6969ad604979713c2d4f 0.1s + => [internal] load build context 0.1s + => => transferring context: 41.56kB 0.0s + => CACHED [final 2/3] RUN adduser --disabled-password --gecos "" --home "/nonexistent" --shell "/sbin/nologin" --no-create-home --uid "10001" appuse 0.0s + => [build 2/4] WORKDIR /app 0.4s + => [build 3/4] RUN apk add --no-cache clang lld musl-dev git 2.8s + => [build 4/4] RUN --mount=type=bind,source=src,target=src --mount=type=bind,source=Cargo.toml,target=Cargo.toml --mount=type=bind,source=Cargo.lock,target=Cargo.lock 69.9s + => [final 3/3] COPY --from=build /bin/server /bin/ 0.1s + => exporting to image 0.4s + => => exporting layers 0.3s + => => exporting manifest sha256:46028e22a9d976f062b51b2444bf0ccaf3930637e70fe576c8185029e2d91927 0.0s + => => exporting config sha256:948f75c524906ae8444ec8fc8b95b9e773878b5b5123586391f54e34aad4c493 0.0s + => => exporting attestation manifest sha256:71e9aac25186f83b404bd91433d72a5a764a378c6f5ef75098da92a9990483f7 0.0s + => => exporting manifest list sha256:c713a4f71c510999215a4a3e7f225fea7c9a26df118504906486a6e934f0beb0 0.0s + => => naming to docker.io/library/docker-rust-image:latest 0.0s + => => unpacking to docker.io/library/docker-rust-image:latest 0.0s + +View build details: docker-desktop://dashboard/build/desktop-linux/desktop-linux/zudqyd9mk3zaq1bl1h6q7vsiz + ``` ## View local images @@ -260,7 +229,7 @@ To list images, run the `docker images` command. ```console $ docker images REPOSITORY TAG IMAGE ID CREATED SIZE -docker-rust-image latest 0c9f89589c2b 3 minutes ago 123MB +docker-rust-image latest 41423bf3040a 3 minutes ago 5.33MB ``` You should see at least one image listed, including the image you just built `docker-rust-image:latest`. @@ -284,8 +253,8 @@ Now, run the `docker images` command to see a list of the local images. ```console $ docker images REPOSITORY TAG IMAGE ID CREATED SIZE -docker-rust-image latest 0c9f89589c2b 4 minutes ago 123MB -docker-rust-image v1.0.0 0c9f89589c2b 4 minutes ago 123MB +docker-rust-image latest 41423bf3040a 4 minutes ago 5.33MB +docker-rust-image v1.0.0 41423bf3040a 4 minutes ago 5.33MB ``` You can see that two images start with `docker-rust-image`. You know they're the same image because if you take a look at the `IMAGE ID` column, you can see that the values are the same for the two images. @@ -302,7 +271,7 @@ Note that the response from Docker tells you that Docker didn't remove the image ```console $ docker images REPOSITORY TAG IMAGE ID CREATED SIZE -docker-rust-image latest 0c9f89589c2b 6 minutes ago 123MB +docker-rust-image latest 41423bf3040a 6 minutes ago 5.33MB ``` Docker removed the image tagged with `:v1.0.0`, but the `docker-rust-image:latest` tag is available on your machine. From 175dd2f98a8aef5768d5a5d5e7e562e0a912dbd8 Mon Sep 17 00:00:00 2001 From: Edith Puclla Date: Thu, 8 Jan 2026 00:22:41 +0000 Subject: [PATCH 5/5] Update content/guides/rust/build-images.md Co-authored-by: Craig Osterhout --- content/guides/rust/build-images.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/content/guides/rust/build-images.md b/content/guides/rust/build-images.md index 131daf36bfcf..fdbbe4df7cd2 100644 --- a/content/guides/rust/build-images.md +++ b/content/guides/rust/build-images.md @@ -77,7 +77,7 @@ Docker Hardened Images (DHIs) are publicly available and can be used directly as To pull Docker Hardened Images, authenticate once with Docker: ```bash -docker login +docker login dhi.io ``` Use DHIs from the dhi.io registry, for example: