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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
commit6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /taskcluster/docker/image_builder
parentInitial commit. (diff)
downloadthunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz
thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'taskcluster/docker/image_builder')
-rw-r--r--taskcluster/docker/image_builder/Dockerfile99
-rw-r--r--taskcluster/docker/image_builder/VERSION1
-rw-r--r--taskcluster/docker/image_builder/apt.conf5
-rw-r--r--taskcluster/docker/image_builder/build-image/Cargo.lock1085
-rw-r--r--taskcluster/docker/image_builder/build-image/Cargo.toml23
-rw-r--r--taskcluster/docker/image_builder/build-image/src/config.rs112
-rw-r--r--taskcluster/docker/image_builder/build-image/src/main.rs182
-rw-r--r--taskcluster/docker/image_builder/build-image/src/taskcluster.rs55
-rw-r--r--taskcluster/docker/image_builder/policy.json11
9 files changed, 1573 insertions, 0 deletions
diff --git a/taskcluster/docker/image_builder/Dockerfile b/taskcluster/docker/image_builder/Dockerfile
new file mode 100644
index 0000000000..ad38a48c49
--- /dev/null
+++ b/taskcluster/docker/image_builder/Dockerfile
@@ -0,0 +1,99 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+FROM golang:1.14 as skopeo
+
+WORKDIR /go/src/
+RUN ["git", "clone", "--no-checkout", "--depth=1", "--branch=v1.1.1", "https://github.com/containers/skopeo", "."]
+RUN ["git", "checkout", "67abbb3cefbdc876447583d5ea45e76bf441eba7"]
+ENV GO111MODULE=on CGO_ENABLED=0
+RUN ["go", "build", \
+ "-mod=vendor", "-o", "out/skopeo", \
+ "-tags", "exclude_graphdriver_devicemapper exclude_graphdriver_btrfs containers_image_openpgp", \
+ # Set unixTempDirForBigFiles so skopeo will extract in a directory hidden by kaniko
+ # We create the directory below.
+ "-ldflags", " -X github.com/containers/image/v5/internal/tmpdir.unixTempDirForBigFiles=/workspace/tmp -X github.com/containers/image/v5/signature.systemDefaultPolicyPath=/kaniko/containers/policy.json -extldflags \"-static\" -w -s", \
+ "./cmd/skopeo"]
+
+FROM golang:1.14 as kaniko
+WORKDIR /go/src/
+RUN ["git", "clone", "--no-checkout", "--depth=1", "--branch=v1.0.0", "https://github.com/GoogleContainerTools/kaniko", "."]
+RUN ["git", "checkout", "146ec6a9cd6f87b4a12e8119ded575d5edca35ac"]
+RUN ["make"]
+
+# Build the `build-image` command as a static binary using musl
+# The setup is loosely based on a stripped down version of
+# https://github.com/emk/rust-musl-builder/blob/master/Dockerfile
+FROM debian:buster as build-image
+
+COPY apt.conf /etc/apt/apt.conf.d/99taskcluster
+
+RUN apt-get update && \
+ apt-get install \
+ build-essential \
+ ca-certificates \
+ curl \
+ musl-dev \
+ musl-tools \
+ && \
+ useradd rust --user-group --create-home --shell /bin/bash
+
+# Run all further code as user `rust`, and create our working directories
+# as the appropriate user.
+USER rust
+
+# Set up our path with all our binary directories, including those for the
+# musl-gcc toolchain and for our Rust toolchain.
+ENV PATH=/home/rust/.cargo/bin:$PATH
+
+# The Rust toolchain to use when building our image. Set by `hooks/build`.
+ENV TOOLCHAIN=1.42.0 \
+ TARGET=x86_64-unknown-linux-musl
+
+# Install our Rust toolchain and the `musl` target. We patch the
+# command-line we pass to the installer so that it won't attempt to
+# interact with the user or fool around with TTYs. We also set the default
+# `--target` to musl so that our users don't need to keep overriding it
+# manually.
+RUN curl https://sh.rustup.rs -sSf | \
+ sh -s -- -y \
+ --profile minimal \
+ --default-toolchain $TOOLCHAIN \
+ --target $TARGET
+
+# Expect our source code to live in /home/rust/src. We'll run the build as
+# user `rust`, which will be uid 1000, gid 1000 outside the container.
+RUN mkdir -p /home/rust/src
+WORKDIR /home/rust/src
+# Add our source code.
+ADD --chown=rust:rust build-image/ ./
+
+# --out-dir is not yet stable
+ENV RUSTC_BOOTSTRAP=1
+# Build our application.
+RUN ["cargo", "build", "--target", "x86_64-unknown-linux-musl", "--out-dir=bin", "--release", "-Zunstable-options"]
+
+FROM scratch as empty
+
+FROM scratch
+
+COPY --from=skopeo /go/src/out/skopeo /kaniko-bootstrap/skopeo
+COPY --from=kaniko /go/src/out/executor /kaniko-bootstrap/executor
+COPY --from=build-image \
+ /home/rust/src/bin/build-image \
+ /kaniko-bootstrap/build-image
+
+ADD https://mkcert.org/generate/ /kaniko-bootstrap/ssl/certs/ca-certificats.crt
+ENV SSL_CERT_DIR=/kaniko/ssl/certs
+
+ADD policy.json /kaniko-bootstrap/containers/policy.json
+
+ENV HOME /root
+ENV USER /root
+WORKDIR /workspace
+
+ENV PATH /usr/local/bin:/kaniko
+
+VOLUME /workspace
+ENTRYPOINT ["/kaniko-bootstrap/build-image"]
diff --git a/taskcluster/docker/image_builder/VERSION b/taskcluster/docker/image_builder/VERSION
new file mode 100644
index 0000000000..fcdb2e109f
--- /dev/null
+++ b/taskcluster/docker/image_builder/VERSION
@@ -0,0 +1 @@
+4.0.0
diff --git a/taskcluster/docker/image_builder/apt.conf b/taskcluster/docker/image_builder/apt.conf
new file mode 100644
index 0000000000..84c0cf10ef
--- /dev/null
+++ b/taskcluster/docker/image_builder/apt.conf
@@ -0,0 +1,5 @@
+quiet "true";
+APT::Get::Assume-Yes "true";
+APT::Install-Recommends "false";
+Acquire::Check-Valid-Until "false";
+Acquire::Retries "5";
diff --git a/taskcluster/docker/image_builder/build-image/Cargo.lock b/taskcluster/docker/image_builder/build-image/Cargo.lock
new file mode 100644
index 0000000000..7e07920591
--- /dev/null
+++ b/taskcluster/docker/image_builder/build-image/Cargo.lock
@@ -0,0 +1,1085 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "anyhow"
+version = "1.0.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "autocfg"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "base64"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "base64"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "bitflags"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "build-image"
+version = "0.1.0"
+dependencies = [
+ "anyhow 1.0.31 (registry+https://github.com/rust-lang/crates.io-index)",
+ "envy 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fs_extra 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "reqwest 0.10.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.114 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.56 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "zstd 0.5.3+zstd.1.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
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+
+[[package]]
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+version = "0.5.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "loom 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "cc"
+version = "1.0.56"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "jobserver 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "cfg-if"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
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+
+[[package]]
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+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+]
+
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+]
+
+[[package]]
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+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
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+ "fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "fuchsia-zircon-sys"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+
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+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "futures-core 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
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+
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+
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+ "proc-macro2 1.0.18 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.33 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
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+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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diff --git a/taskcluster/docker/image_builder/build-image/Cargo.toml b/taskcluster/docker/image_builder/build-image/Cargo.toml
new file mode 100644
index 0000000000..be42fe1e34
--- /dev/null
+++ b/taskcluster/docker/image_builder/build-image/Cargo.toml
@@ -0,0 +1,23 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+[package]
+name = "build-image"
+version = "0.1.0"
+authors = ["Tom Prince <tom.prince@twistedmatrix.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+reqwest = { version= "0.10.4", features = ["rustls-tls", "blocking"], default-features = false}
+zstd = "0.5.1"
+url = "2.1.1"
+anyhow = "1.0.27"
+serde = { version = "1.0.105", features = ["derive"]}
+serde_json = "1.0.50"
+envy = "0.4.1"
+fs_extra = "1.1"
+
+[workspace]
diff --git a/taskcluster/docker/image_builder/build-image/src/config.rs b/taskcluster/docker/image_builder/build-image/src/config.rs
new file mode 100644
index 0000000000..94c1d55a10
--- /dev/null
+++ b/taskcluster/docker/image_builder/build-image/src/config.rs
@@ -0,0 +1,112 @@
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+use anyhow::Result;
+use serde::de::Error;
+use serde::Deserialize;
+use std::collections::HashMap;
+
+fn default_image_name() -> String {
+ "mozilla.org/taskgraph/default-image:latest".into()
+}
+fn default_zstd_level() -> i32 {
+ 3
+}
+
+fn from_json<'de, D, T>(deserializer: D) -> Result<T, D::Error>
+where
+ D: serde::de::Deserializer<'de>,
+ T: serde::de::DeserializeOwned,
+{
+ let value: String = serde::Deserialize::deserialize(deserializer)?;
+ serde_json::from_str(&value).map_err(|err| {
+ D::Error::invalid_value(serde::de::Unexpected::Str(&value), &&*err.to_string())
+ })
+}
+
+#[derive(Deserialize, Debug, PartialEq, Eq)]
+pub struct Config {
+ pub context_task_id: String,
+ pub context_path: String,
+ pub parent_task_id: Option<String>,
+ #[serde(default = "default_image_name")]
+ pub image_name: String,
+ #[serde(default = "default_zstd_level")]
+ pub docker_image_zstd_level: i32,
+ #[serde(default)]
+ pub debug: bool,
+ #[serde(default, deserialize_with = "from_json")]
+ pub docker_build_args: HashMap<String, String>,
+}
+
+impl Config {
+ pub fn from_env() -> Result<Config> {
+ Ok(envy::from_env()?)
+ }
+}
+
+#[cfg(test)]
+mod test {
+ use anyhow::Result;
+
+ #[test]
+ fn test() -> Result<()> {
+ let env: Vec<(String, String)> = vec![
+ ("CONTEXT_TASK_ID".into(), "xGRRgzG6QlCCwsFsyuqm0Q".into()),
+ (
+ "CONTEXT_PATH".into(),
+ "public/docker-contexts/image.tar.gz".into(),
+ ),
+ ];
+ let config: super::Config = envy::from_iter(env.into_iter())?;
+ assert_eq!(
+ config,
+ super::Config {
+ context_task_id: "xGRRgzG6QlCCwsFsyuqm0Q".into(),
+ context_path: "public/docker-contexts/image.tar.gz".into(),
+ parent_task_id: None,
+ image_name: "mozilla.org/taskgraph/default-image:latest".into(),
+ docker_image_zstd_level: 3,
+ debug: false,
+ docker_build_args: Default::default()
+ }
+ );
+ Ok(())
+ }
+
+ #[test]
+ fn test_docker_build_args() -> Result<()> {
+ let env: Vec<(String, String)> = vec![
+ ("CONTEXT_TASK_ID".into(), "xGRRgzG6QlCCwsFsyuqm0Q".into()),
+ (
+ "CONTEXT_PATH".into(),
+ "public/docker-contexts/image.tar.gz".into(),
+ ),
+ (
+ "DOCKER_BUILD_ARGS".into(),
+ serde_json::json! ({
+ "test": "Value",
+ })
+ .to_string(),
+ ),
+ ];
+ let config: super::Config = envy::from_iter(env.into_iter())?;
+ assert_eq!(
+ config,
+ super::Config {
+ context_task_id: "xGRRgzG6QlCCwsFsyuqm0Q".into(),
+ context_path: "public/docker-contexts/image.tar.gz".into(),
+ parent_task_id: None,
+ image_name: "mozilla.org/taskgraph/default-image:latest".into(),
+ docker_image_zstd_level: 3,
+ debug: false,
+ docker_build_args: [("test".to_string(), "Value".to_string())]
+ .iter()
+ .cloned()
+ .collect(),
+ }
+ );
+ Ok(())
+ }
+}
diff --git a/taskcluster/docker/image_builder/build-image/src/main.rs b/taskcluster/docker/image_builder/build-image/src/main.rs
new file mode 100644
index 0000000000..997617c84e
--- /dev/null
+++ b/taskcluster/docker/image_builder/build-image/src/main.rs
@@ -0,0 +1,182 @@
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#![forbid(unsafe_code)]
+
+use std::collections::HashMap;
+use std::path::Path;
+use std::process::Command;
+
+use anyhow::{ensure, Context, Result};
+use fs_extra::dir::{move_dir, CopyOptions};
+use serde::Deserialize;
+
+mod config;
+mod taskcluster;
+
+use config::Config;
+
+fn log_step(msg: &str) {
+ println!("[build-image] {}", msg);
+}
+
+fn read_image_digest(path: &str) -> Result<String> {
+ let output = Command::new("/kaniko/skopeo")
+ .arg("inspect")
+ .arg(format!("docker-archive:{}", path))
+ .stdout(std::process::Stdio::piped())
+ .spawn()?
+ .wait_with_output()?;
+ ensure!(output.status.success(), "Could not inspect parent image.");
+
+ #[derive(Deserialize, Debug)]
+ #[serde(rename_all = "PascalCase")]
+ struct ImageInfo {
+ #[serde(skip_serializing_if = "Option::is_none")]
+ name: Option<String>,
+ #[serde(skip_serializing_if = "Option::is_none")]
+ tag: Option<String>,
+ digest: String,
+ // ...
+ }
+
+ let image_info: ImageInfo = serde_json::from_slice(&output.stdout)
+ .with_context(|| format!("Could parse image info from {:?}", path))?;
+ Ok(image_info.digest)
+}
+
+fn download_parent_image(
+ cluster: &taskcluster::TaskCluster,
+ task_id: &str,
+ dest: &str,
+) -> Result<String> {
+ zstd::stream::copy_decode(
+ cluster.stream_artifact(&task_id, "public/image.tar.zst")?,
+ std::fs::File::create(dest)?,
+ )
+ .context("Could not download parent image.")?;
+
+ read_image_digest(dest)
+}
+
+fn build_image(
+ context_path: &str,
+ dest: &str,
+ debug: bool,
+ build_args: HashMap<String, String>,
+) -> Result<()> {
+ let mut command = Command::new("/kaniko/executor");
+ command
+ .stderr(std::process::Stdio::inherit())
+ .args(&["--context", &format!("tar://{}", context_path)])
+ .args(&["--destination", "image"])
+ .args(&["--dockerfile", "Dockerfile"])
+ .arg("--no-push")
+ .args(&["--cache-dir", "/workspace/cache"])
+ .arg("--single-snapshot")
+ // FIXME: Generating reproducible layers currently causes OOM.
+ // .arg("--reproducible")
+ .arg("--whitelist-var-run=false")
+ .args(&["--tarPath", dest]);
+ if debug {
+ command.args(&["-v", "debug"]);
+ }
+ for (key, value) in build_args {
+ command.args(&["--build-arg", &format!("{}={}", key, value)]);
+ }
+ let status = command.status()?;
+ ensure!(status.success(), "Could not build image.");
+ Ok(())
+}
+
+fn repack_image(source: &str, dest: &str, image_name: &str) -> Result<()> {
+ let status = Command::new("/kaniko/skopeo")
+ .arg("copy")
+ .arg(format!("docker-archive:{}", source))
+ .arg(format!("docker-archive:{}:{}", dest, image_name))
+ .stderr(std::process::Stdio::inherit())
+ .status()?;
+ ensure!(status.success(), "Could repack image.");
+ Ok(())
+}
+
+fn main() -> Result<()> {
+ // Kaniko expects everything to be in /kaniko, so if not running from there, move
+ // everything there.
+ if let Some(path) = std::env::current_exe()?.parent() {
+ if path != Path::new("/kaniko") {
+ let mut options = CopyOptions::new();
+ options.copy_inside = true;
+ move_dir(path, "/kaniko", &options)?;
+ }
+ }
+
+ let config = Config::from_env().context("Could not parse environment variables.")?;
+
+ let cluster = taskcluster::TaskCluster::from_env()?;
+
+ let mut build_args = config.docker_build_args;
+
+ build_args.insert("TASKCLUSTER_ROOT_URL".into(), cluster.root_url());
+
+ log_step("Downloading context.");
+
+ std::io::copy(
+ &mut cluster.stream_artifact(&config.context_task_id, &config.context_path)?,
+ &mut std::fs::File::create("/workspace/context.tar.gz")?,
+ )
+ .context("Could not download image context.")?;
+
+ if let Some(parent_task_id) = config.parent_task_id {
+ log_step("Downloading image.");
+ let digest = download_parent_image(&cluster, &parent_task_id, "/workspace/parent.tar")?;
+
+ log_step(&format!("Parent image digest {}", &digest));
+ std::fs::create_dir_all("/workspace/cache")?;
+ std::fs::rename(
+ "/workspace/parent.tar",
+ format!("/workspace/cache/{}", digest),
+ )?;
+
+ build_args.insert(
+ "DOCKER_IMAGE_PARENT".into(),
+ format!("parent:latest@{}", digest),
+ );
+ }
+
+ log_step("Building image.");
+ build_image(
+ "/workspace/context.tar.gz",
+ "/workspace/image-pre.tar",
+ config.debug,
+ build_args,
+ )?;
+ log_step("Repacking image.");
+ repack_image(
+ "/workspace/image-pre.tar",
+ "/workspace/image.tar",
+ &config.image_name,
+ )?;
+
+ log_step("Compressing image.");
+ compress_file(
+ "/workspace/image.tar",
+ "/workspace/image.tar.zst",
+ config.docker_image_zstd_level,
+ )?;
+
+ Ok(())
+}
+
+fn compress_file(
+ source: impl AsRef<std::path::Path>,
+ dest: impl AsRef<std::path::Path>,
+ zstd_level: i32,
+) -> Result<()> {
+ Ok(zstd::stream::copy_encode(
+ std::fs::File::open(source)?,
+ std::fs::File::create(dest)?,
+ zstd_level,
+ )?)
+}
diff --git a/taskcluster/docker/image_builder/build-image/src/taskcluster.rs b/taskcluster/docker/image_builder/build-image/src/taskcluster.rs
new file mode 100644
index 0000000000..3b39d669f0
--- /dev/null
+++ b/taskcluster/docker/image_builder/build-image/src/taskcluster.rs
@@ -0,0 +1,55 @@
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+use anyhow::{Context, Result};
+
+pub struct TaskCluster {
+ root_url: url::Url,
+ client: reqwest::blocking::Client,
+}
+
+impl TaskCluster {
+ pub fn from_env() -> Result<Self> {
+ std::env::var("TASKCLUSTER_ROOT_URL")
+ .context("TASKCLUSTER_ROOT_URL not set.")
+ .and_then(|var| var.parse().context("Couldn't parse TASKCLUSTER_ROOT_URL."))
+ .map(|root_url| TaskCluster {
+ root_url,
+ client: reqwest::blocking::Client::new(),
+ })
+ }
+
+ /// Return the root URL as suitable for passing to other processes.
+ ///
+ /// In particular, any trailing slashes are removed.
+ pub fn root_url(&self) -> String {
+ self.root_url.as_str().trim_end_matches("/").to_string()
+ }
+
+ pub fn task_artifact_url(&self, task_id: &str, path: &str) -> url::Url {
+ let mut url = self.root_url.clone();
+ url.set_path(&format!("api/queue/v1/task/{}/artifacts/{}", task_id, path));
+ url
+ }
+
+ pub fn stream_artifact(&self, task_id: &str, path: &str) -> Result<impl std::io::Read> {
+ let url = self.task_artifact_url(task_id, path);
+ Ok(self.client.get(url).send()?.error_for_status()?)
+ }
+}
+
+#[cfg(test)]
+mod test {
+ #[test]
+ fn test_url() {
+ let cluster = super::TaskCluster {
+ root_url: url::Url::parse("http://taskcluster.example").unwrap(),
+ client: reqwest::blocking::Client::new(),
+ };
+ assert_eq!(
+ cluster.task_artifact_url("QzDLgP4YRwanIvgPt6ClfA","public/docker-contexts/decision.tar.gz"),
+ url::Url::parse("http://taskcluster.example/api/queue/v1/task/QzDLgP4YRwanIvgPt6ClfA/artifacts/public/docker-contexts/decision.tar.gz").unwrap(),
+ );
+ }
+}
diff --git a/taskcluster/docker/image_builder/policy.json b/taskcluster/docker/image_builder/policy.json
new file mode 100644
index 0000000000..c9a9b225cf
--- /dev/null
+++ b/taskcluster/docker/image_builder/policy.json
@@ -0,0 +1,11 @@
+{
+ "default": [{ "type": "reject" }],
+ "transports": {
+ "docker-archive": {
+ "": [{ "type": "insecureAcceptAnything" }]
+ },
+ "dir": {
+ "": [{ "type": "insecureAcceptAnything" }]
+ }
+ }
+}