summaryrefslogtreecommitdiffstats
path: root/taskcluster/docker/image_builder
diff options
context:
space:
mode:
Diffstat (limited to '')
-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]]
+name = "bumpalo"
+version = "3.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "bytes"
+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]]
+name = "dtoa"
+version = "0.4.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "either"
+version = "1.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "encoding_rs"
+version = "0.8.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "envy"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "serde 1.0.114 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "fnv"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "fs_extra"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "fuchsia-zircon"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "fuchsia-zircon-sys"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "futures-channel"
+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]]
+name = "futures-core"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "futures-io"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "futures-macro"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro-hack 0.5.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "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]]
+name = "futures-sink"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "futures-task"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "once_cell 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "futures-util"
+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)",
+ "futures-io 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-macro 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-task 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pin-project 0.4.22 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pin-utils 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro-hack 0.5.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro-nested 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "generator"
+version = "0.6.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.56 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "glob"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "h2"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bytes 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fnv 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-core 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-sink 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-util 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "http 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "indexmap 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-util 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "hermit-abi"
+version = "0.1.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "http"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bytes 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fnv 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itoa 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "http-body"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bytes 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "http 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "httparse"
+version = "1.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "hyper"
+version = "0.13.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bytes 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-channel 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-core 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-util 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "h2 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "http 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "http-body 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "httparse 1.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itoa 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pin-project 0.4.22 (registry+https://github.com/rust-lang/crates.io-index)",
+ "socket2 0.3.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "time 0.1.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tower-service 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "want 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "hyper-rustls"
+version = "0.20.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bytes 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-util 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hyper 0.13.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustls 0.17.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-rustls 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "webpki 0.21.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "idna"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-bidi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-normalization 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "indexmap"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "autocfg 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "iovec"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "itertools"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "either 1.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "itoa"
+version = "0.4.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "jobserver"
+version = "0.1.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "js-sys"
+version = "0.3.41"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "wasm-bindgen 0.2.64 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "kernel32-sys"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "lazy_static"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "libc"
+version = "0.2.71"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "log"
+version = "0.4.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "loom"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "generator 0.6.21 (registry+https://github.com/rust-lang/crates.io-index)",
+ "scoped-tls 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "matches"
+version = "0.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "memchr"
+version = "2.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "mime"
+version = "0.3.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "mime_guess"
+version = "2.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "mime 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicase 2.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "mio"
+version = "0.6.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "iovec 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "miow 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "net2 0.2.34 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "miow"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "net2 0.2.34 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "net2"
+version = "0.2.34"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "num_cpus"
+version = "1.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "hermit-abi 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "once_cell"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "percent-encoding"
+version = "2.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "pin-project"
+version = "0.4.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "pin-project-internal 0.4.22 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "pin-project-internal"
+version = "0.4.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "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]]
+name = "pin-project-lite"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "pin-utils"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "proc-macro-hack"
+version = "0.5.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "proc-macro-nested"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "proc-macro2"
+version = "1.0.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "unicode-xid 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 1.0.18 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "redox_syscall"
+version = "0.1.56"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "reqwest"
+version = "0.10.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "base64 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "encoding_rs 0.8.23 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-core 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-util 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "http 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "http-body 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hyper 0.13.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hyper-rustls 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "js-sys 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mime 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mime_guess 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "percent-encoding 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pin-project-lite 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustls 0.17.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.114 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_urlencoded 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-rustls 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.64 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-futures 0.4.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "web-sys 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "webpki-roots 0.19.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winreg 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "ring"
+version = "0.16.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.56 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
+ "once_cell 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "untrusted 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "web-sys 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rustc_version"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rustls"
+version = "0.17.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "base64 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ring 0.16.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sct 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "webpki 0.21.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "ryu"
+version = "1.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "scoped-tls"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "sct"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "ring 0.16.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "untrusted 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "semver"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "semver-parser"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "serde"
+version = "1.0.114"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "serde_derive 1.0.114 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.114"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "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]]
+name = "serde_json"
+version = "1.0.56"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "itoa 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ryu 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.114 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "serde_urlencoded"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "dtoa 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itoa 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.114 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "slab"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "socket2"
+version = "0.3.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "spin"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "syn"
+version = "1.0.33"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "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)",
+ "unicode-xid 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "time"
+version = "0.1.43"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "tinyvec"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "tokio"
+version = "0.2.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bytes 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fnv 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-core 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "iovec 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.22 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num_cpus 1.13.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pin-project-lite 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "tokio-rustls"
+version = "0.13.1"
+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)",
+ "rustls 0.17.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",
+ "webpki 0.21.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "tokio-util"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bytes 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-core 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-sink 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pin-project-lite 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "tower-service"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "try-lock"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "unicase"
+version = "2.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "version_check 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "unicode-bidi"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "unicode-normalization"
+version = "0.1.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "tinyvec 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "unicode-xid"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "untrusted"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "url"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "idna 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "percent-encoding 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "version_check"
+version = "0.9.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "want"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "try-lock 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "wasm-bindgen"
+version = "0.2.64"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.10 (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)",
+ "wasm-bindgen-macro 0.2.64 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "wasm-bindgen-backend"
+version = "0.2.64"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bumpalo 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "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)",
+ "wasm-bindgen-shared 0.2.64 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "wasm-bindgen-futures"
+version = "0.4.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "js-sys 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.64 (registry+https://github.com/rust-lang/crates.io-index)",
+ "web-sys 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "wasm-bindgen-macro"
+version = "0.2.64"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "quote 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-macro-support 0.2.64 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "wasm-bindgen-macro-support"
+version = "0.2.64"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "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)",
+ "wasm-bindgen-backend 0.2.64 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-shared 0.2.64 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "wasm-bindgen-shared"
+version = "0.2.64"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "web-sys"
+version = "0.3.41"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "js-sys 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.64 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "webpki"
+version = "0.21.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "ring 0.16.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "untrusted 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "webpki-roots"
+version = "0.19.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "webpki 0.21.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "winapi"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "winapi"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "winapi-build"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "winreg"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "winapi 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "ws2_32-sys"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "zstd"
+version = "0.5.3+zstd.1.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "zstd-safe 2.0.5+zstd.1.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "zstd-safe"
+version = "2.0.5+zstd.1.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
+ "zstd-sys 1.4.17+zstd.1.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "zstd-sys"
+version = "1.4.17+zstd.1.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.56 (registry+https://github.com/rust-lang/crates.io-index)",
+ "glob 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itertools 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[metadata]
+"checksum anyhow 1.0.31 (registry+https://github.com/rust-lang/crates.io-index)" = "85bb70cc08ec97ca5450e6eba421deeea5f172c0fc61f78b5357b2a8e8be195f"
+"checksum autocfg 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f8aac770f1885fd7e387acedd76065302551364496e46b3dd00860b2f8359b9d"
+"checksum base64 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b41b7ea54a0c9d92199de89e20e58d49f02f8e699814ef3fdf266f6f748d15c7"
+"checksum base64 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3441f0f7b02788e948e47f457ca01f1d7e6d92c693bc132c22b087d3141c03ff"
+"checksum bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
+"checksum bumpalo 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2e8c087f005730276d1096a652e92a8bacee2e2472bcc9715a74d2bec38b5820"
+"checksum bytes 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)" = "118cf036fbb97d0816e3c34b2d7a1e8cfc60f68fcf63d550ddbe9bd5f59c213b"
+"checksum cc 1.0.56 (registry+https://github.com/rust-lang/crates.io-index)" = "77c1f1d60091c1b73e2b1f4560ab419204b178e625fa945ded7b660becd2bd46"
+"checksum cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)" = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
+"checksum dtoa 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)" = "134951f4028bdadb9b84baf4232681efbf277da25144b9b0ad65df75946c422b"
+"checksum either 1.5.3 (registry+https://github.com/rust-lang/crates.io-index)" = "bb1f6b1ce1c140482ea30ddd3335fc0024ac7ee112895426e0a629a6c20adfe3"
+"checksum encoding_rs 0.8.23 (registry+https://github.com/rust-lang/crates.io-index)" = "e8ac63f94732332f44fe654443c46f6375d1939684c17b0afb6cb56b0456e171"
+"checksum envy 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "f938a4abd5b75fe3737902dbc2e79ca142cc1526827a9e40b829a086758531a9"
+"checksum fnv 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)" = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
+"checksum fs_extra 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "5f2a4a2034423744d2cc7ca2068453168dcdb82c438419e639a26bd87839c674"
+"checksum fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
+"checksum fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
+"checksum futures-channel 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "f366ad74c28cca6ba456d95e6422883cfb4b252a83bed929c83abfdbbf2967d5"
+"checksum futures-core 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "59f5fff90fd5d971f936ad674802482ba441b6f09ba5e15fd8b39145582ca399"
+"checksum futures-io 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "de27142b013a8e869c14957e6d2edeef89e97c289e69d042ee3a49acd8b51789"
+"checksum futures-macro 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "d0b5a30a4328ab5473878237c447333c093297bded83a4983d10f4deea240d39"
+"checksum futures-sink 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "3f2032893cb734c7a05d85ce0cc8b8c4075278e93b24b66f9de99d6eb0fa8acc"
+"checksum futures-task 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "bdb66b5f09e22019b1ab0830f7785bcea8e7a42148683f99214f73f8ec21a626"
+"checksum futures-util 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "8764574ff08b701a084482c3c7031349104b07ac897393010494beaa18ce32c6"
+"checksum generator 0.6.21 (registry+https://github.com/rust-lang/crates.io-index)" = "add72f17bb81521258fcc8a7a3245b1e184e916bfbe34f0ea89558f440df5c68"
+"checksum glob 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9b919933a397b79c37e33b77bb2aa3dc8eb6e165ad809e58ff75bc7db2e34574"
+"checksum h2 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)" = "79b7246d7e4b979c03fa093da39cfb3617a96bbeee6310af63991668d7e843ff"
+"checksum hermit-abi 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)" = "b9586eedd4ce6b3c498bc3b4dd92fc9f11166aa908a914071953768066c67909"
+"checksum http 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "28d569972648b2c512421b5f2a405ad6ac9666547189d0c5477a3f200f3e02f9"
+"checksum http-body 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "13d5ff830006f7646652e057693569bfe0d51760c0085a071769d142a205111b"
+"checksum httparse 1.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "cd179ae861f0c2e53da70d892f5f3029f9594be0c41dc5269cd371691b1dc2f9"
+"checksum hyper 0.13.6 (registry+https://github.com/rust-lang/crates.io-index)" = "a6e7655b9594024ad0ee439f3b5a7299369dc2a3f459b47c696f9ff676f9aa1f"
+"checksum hyper-rustls 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac965ea399ec3a25ac7d13b8affd4b8f39325cca00858ddf5eb29b79e6b14b08"
+"checksum idna 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "02e2673c30ee86b5b96a9cb52ad15718aa1f966f5ab9ad54a8b95d5ca33120a9"
+"checksum indexmap 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c398b2b113b55809ceb9ee3e753fcbac793f1956663f3c36549c1346015c2afe"
+"checksum iovec 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
+"checksum itertools 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "284f18f85651fe11e8a991b2adb42cb078325c996ed026d994719efcfca1d54b"
+"checksum itoa 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)" = "dc6f3ad7b9d11a0c00842ff8de1b60ee58661048eb8049ed33c73594f359d7e6"
+"checksum jobserver 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)" = "5c71313ebb9439f74b00d9d2dcec36440beaf57a6aa0623068441dd7cd81a7f2"
+"checksum js-sys 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)" = "c4b9172132a62451e56142bff9afc91c8e4a4500aa5b847da36815b63bfda916"
+"checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
+"checksum lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
+"checksum libc 0.2.71 (registry+https://github.com/rust-lang/crates.io-index)" = "9457b06509d27052635f90d6466700c65095fdf75409b3fbdd903e988b886f49"
+"checksum log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)" = "14b6052be84e6b71ab17edffc2eeabf5c2c3ae1fdb464aae35ac50c67a44e1f7"
+"checksum loom 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "4ecc775857611e1df29abba5c41355cdf540e7e9d4acfdf0f355eefee82330b7"
+"checksum matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "7ffc5c5338469d4d3ea17d269fa8ea3512ad247247c30bd2df69e68309ed0a08"
+"checksum memchr 2.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3728d817d99e5ac407411fa471ff9800a778d88a24685968b36824eaf4bee400"
+"checksum mime 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)" = "2a60c7ce501c71e03a9c9c0d35b861413ae925bd979cc7a4e30d060069aaac8d"
+"checksum mime_guess 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2684d4c2e97d99848d30b324b00c8fcc7e5c897b7cbb5819b09e7c90e8baf212"
+"checksum mio 0.6.22 (registry+https://github.com/rust-lang/crates.io-index)" = "fce347092656428bc8eaf6201042cb551b8d67855af7374542a92a0fbfcac430"
+"checksum miow 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "8c1f2f3b1cf331de6896aabf6e9d55dca90356cc9960cca7eaaf408a355ae919"
+"checksum net2 0.2.34 (registry+https://github.com/rust-lang/crates.io-index)" = "2ba7c918ac76704fb42afcbbb43891e72731f3dcca3bef2a19786297baf14af7"
+"checksum num_cpus 1.13.0 (registry+https://github.com/rust-lang/crates.io-index)" = "05499f3756671c15885fee9034446956fff3f243d6077b91e5767df161f766b3"
+"checksum once_cell 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "0b631f7e854af39a1739f401cf34a8a013dfe09eac4fa4dba91e9768bd28168d"
+"checksum percent-encoding 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
+"checksum pin-project 0.4.22 (registry+https://github.com/rust-lang/crates.io-index)" = "12e3a6cdbfe94a5e4572812a0201f8c0ed98c1c452c7b8563ce2276988ef9c17"
+"checksum pin-project-internal 0.4.22 (registry+https://github.com/rust-lang/crates.io-index)" = "6a0ffd45cf79d88737d7cc85bfd5d2894bee1139b356e616fe85dc389c61aaf7"
+"checksum pin-project-lite 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "282adbf10f2698a7a77f8e983a74b2d18176c19a7fd32a45446139ae7b02b715"
+"checksum pin-utils 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
+"checksum proc-macro-hack 0.5.16 (registry+https://github.com/rust-lang/crates.io-index)" = "7e0456befd48169b9f13ef0f0ad46d492cf9d2dbb918bcf38e01eed4ce3ec5e4"
+"checksum proc-macro-nested 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "eba180dafb9038b050a4c280019bbedf9f2467b61e5d892dcad585bb57aadc5a"
+"checksum proc-macro2 1.0.18 (registry+https://github.com/rust-lang/crates.io-index)" = "beae6331a816b1f65d04c45b078fd8e6c93e8071771f41b8163255bbd8d7c8fa"
+"checksum quote 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)" = "aa563d17ecb180e500da1cfd2b028310ac758de548efdd203e18f283af693f37"
+"checksum redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)" = "2439c63f3f6139d1b57529d16bc3b8bb855230c8efcc5d3a896c8bea7c3b1e84"
+"checksum reqwest 0.10.6 (registry+https://github.com/rust-lang/crates.io-index)" = "3b82c9238b305f26f53443e3a4bc8528d64b8d0bee408ec949eb7bf5635ec680"
+"checksum ring 0.16.15 (registry+https://github.com/rust-lang/crates.io-index)" = "952cd6b98c85bbc30efa1ba5783b8abf12fec8b3287ffa52605b9432313e34e4"
+"checksum rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
+"checksum rustls 0.17.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c0d4a31f5d68413404705d6982529b0e11a9aacd4839d1d6222ee3b8cb4015e1"
+"checksum ryu 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)" = "71d301d4193d031abdd79ff7e3dd721168a9572ef3fe51a1517aba235bd8f86e"
+"checksum scoped-tls 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "332ffa32bf586782a3efaeb58f127980944bbc8c4d6913a86107ac2a5ab24b28"
+"checksum sct 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e3042af939fca8c3453b7af0f1c66e533a15a86169e39de2657310ade8f98d3c"
+"checksum semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
+"checksum semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
+"checksum serde 1.0.114 (registry+https://github.com/rust-lang/crates.io-index)" = "5317f7588f0a5078ee60ef675ef96735a1442132dc645eb1d12c018620ed8cd3"
+"checksum serde_derive 1.0.114 (registry+https://github.com/rust-lang/crates.io-index)" = "2a0be94b04690fbaed37cddffc5c134bf537c8e3329d53e982fe04c374978f8e"
+"checksum serde_json 1.0.56 (registry+https://github.com/rust-lang/crates.io-index)" = "3433e879a558dde8b5e8feb2a04899cf34fdde1fafb894687e52105fc1162ac3"
+"checksum serde_urlencoded 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)" = "9ec5d77e2d4c73717816afac02670d5c4f534ea95ed430442cad02e7a6e32c97"
+"checksum slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
+"checksum socket2 0.3.12 (registry+https://github.com/rust-lang/crates.io-index)" = "03088793f677dce356f3ccc2edb1b314ad191ab702a5de3faf49304f7e104918"
+"checksum spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
+"checksum syn 1.0.33 (registry+https://github.com/rust-lang/crates.io-index)" = "e8d5d96e8cbb005d6959f119f773bfaebb5684296108fb32600c00cde305b2cd"
+"checksum time 0.1.43 (registry+https://github.com/rust-lang/crates.io-index)" = "ca8a50ef2360fbd1eeb0ecd46795a87a19024eb4b53c5dc916ca1fd95fe62438"
+"checksum tinyvec 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "53953d2d3a5ad81d9f844a32f14ebb121f50b650cd59d0ee2a07cf13c617efed"
+"checksum tokio 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)" = "d099fa27b9702bed751524694adbe393e18b36b204da91eb1cbbbbb4a5ee2d58"
+"checksum tokio-rustls 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)" = "15cb62a0d2770787abc96e99c1cd98fcf17f94959f3af63ca85bdfb203f051b4"
+"checksum tokio-util 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "be8242891f2b6cbef26a2d7e8605133c2c554cd35b3e4948ea892d6d68436499"
+"checksum tower-service 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e987b6bf443f4b5b3b6f38704195592cca41c5bb7aedd3c3693c7081f8289860"
+"checksum try-lock 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e604eb7b43c06650e854be16a2a03155743d3752dd1c943f6829e26b7a36e382"
+"checksum unicase 2.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "50f37be617794602aabbeee0be4f259dc1778fabe05e2d67ee8f79326d5cb4f6"
+"checksum unicode-bidi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "49f2bd0c6468a8230e1db229cff8029217cf623c767ea5d60bfbd42729ea54d5"
+"checksum unicode-normalization 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)" = "6fb19cf769fa8c6a80a162df694621ebeb4dafb606470b2b2fce0be40a98a977"
+"checksum unicode-xid 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
+"checksum untrusted 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)" = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
+"checksum url 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "829d4a8476c35c9bf0bbce5a3b23f4106f79728039b726d292bb93bc106787cb"
+"checksum version_check 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b5a972e5669d67ba988ce3dc826706fb0a8b01471c088cb0b6110b805cc36aed"
+"checksum want 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1ce8a968cb1cd110d136ff8b819a556d6fb6d919363c61534f6860c7eb172ba0"
+"checksum wasm-bindgen 0.2.64 (registry+https://github.com/rust-lang/crates.io-index)" = "6a634620115e4a229108b71bde263bb4220c483b3f07f5ba514ee8d15064c4c2"
+"checksum wasm-bindgen-backend 0.2.64 (registry+https://github.com/rust-lang/crates.io-index)" = "3e53963b583d18a5aa3aaae4b4c1cb535218246131ba22a71f05b518098571df"
+"checksum wasm-bindgen-futures 0.4.14 (registry+https://github.com/rust-lang/crates.io-index)" = "dba48d66049d2a6cc8488702e7259ab7afc9043ad0dc5448444f46f2a453b362"
+"checksum wasm-bindgen-macro 0.2.64 (registry+https://github.com/rust-lang/crates.io-index)" = "3fcfd5ef6eec85623b4c6e844293d4516470d8f19cd72d0d12246017eb9060b8"
+"checksum wasm-bindgen-macro-support 0.2.64 (registry+https://github.com/rust-lang/crates.io-index)" = "9adff9ee0e94b926ca81b57f57f86d5545cdcb1d259e21ec9bdd95b901754c75"
+"checksum wasm-bindgen-shared 0.2.64 (registry+https://github.com/rust-lang/crates.io-index)" = "7f7b90ea6c632dd06fd765d44542e234d5e63d9bb917ecd64d79778a13bd79ae"
+"checksum web-sys 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)" = "863539788676619aac1a23e2df3655e96b32b0e05eb72ca34ba045ad573c625d"
+"checksum webpki 0.21.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ab146130f5f790d45f82aeeb09e55a256573373ec64409fc19a6fb82fb1032ae"
+"checksum webpki-roots 0.19.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f8eff4b7516a57307f9349c64bf34caa34b940b66fed4b2fb3136cb7386e5739"
+"checksum winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
+"checksum winapi 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)" = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
+"checksum winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
+"checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+"checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
+"checksum winreg 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "0120db82e8a1e0b9fb3345a539c478767c0048d842860994d96113d5b667bd69"
+"checksum ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
+"checksum zstd 0.5.3+zstd.1.4.5 (registry+https://github.com/rust-lang/crates.io-index)" = "01b32eaf771efa709e8308605bbf9319bf485dc1503179ec0469b611937c0cd8"
+"checksum zstd-safe 2.0.5+zstd.1.4.5 (registry+https://github.com/rust-lang/crates.io-index)" = "1cfb642e0d27f64729a639c52db457e0ae906e7bc6f5fe8f5c453230400f1055"
+"checksum zstd-sys 1.4.17+zstd.1.4.5 (registry+https://github.com/rust-lang/crates.io-index)" = "b89249644df056b522696b1bb9e7c18c87e8ffa3e2f0dc3b0155875d6498f01b"
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" }]
+ }
+ }
+}