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# See https://just.systems/man/en
lint: action-lint action-dev-check md-lint sh-lint rs-fetch rs-clippy rs-check-fmt go-lint
##
## Go
##
export GO111MODULE := "on"
go-fetch:
go mod download
go-fmt *flags:
bin/fmt {{ flags }}
go-lint *flags:
golangci-lint run {{ flags }}
go-test:
LINKERD_TEST_PRETTY_DIFF=1 gotestsum -- -race -v -mod=readonly --timeout 10m ./...
##
## Rust
##
# By default we compile in development mode mode because it's faster.
rs-build-type := if env_var_or_default("RELEASE", "") == "" { "debug" } else { "release" }
# Overriddes the default Rust toolchain version.
rs-toolchain := ""
rs-features := 'all'
_cargo := "cargo" + if rs-toolchain != "" { " +" + rs-toolchain } else { "" }
# Fetch Rust dependencies.
rs-fetch:
{{ _cargo }} fetch --locked
# Format Rust code.
rs-fmt:
{{ _cargo }} fmt --all
# Check that the Rust code is formatted correctly.
rs-check-fmt:
{{ _cargo }} fmt --all -- --check
# Lint Rust code.
rs-clippy:
{{ _cargo }} clippy --frozen --workspace --all-targets --no-deps {{ _features }} {{ _fmt }}
alias clippy := rs-clippy
# Audit Rust dependencies.
rs-audit-deps:
{{ _cargo }} deny {{ _features }} check
# Generate Rust documentation.
rs-doc *flags:
{{ _cargo }} doc --frozen \
{{ if rs-build-type == "release" { "--release" } else { "" } }} \
{{ _features }} \
{{ flags }}
rs-test-build:
{{ _cargo-test }} --no-run --frozen \
--workspace --exclude=linkerd-policy-test \
{{ _features }}
# Run Rust unit tests
rs-test *flags:
{{ _cargo-test }} --frozen \
--workspace --exclude=linkerd-policy-test \
{{ if rs-build-type == "release" { "--release" } else { "" } }} \
{{ _features }} \
{{ flags }}
# Check each crate independently to ensure its Cargo.toml is sufficient.
rs-check-dirs:
#!/usr/bin/env bash
set -euo pipefail
while IFS= read -r toml ; do
{{ just_executable() }} \
rs-build-type='{{ rs-build-type }}' \
rs-features='{{ rs-features }}' \
rs-toolchain='{{ rs-toolchain }}' \
_rs-check-dir "${toml%/*}"
{{ just_executable() }} \
rs-build-type='{{ rs-build-type }}' \
rs-features='{{ rs-features }}' \
rs-toolchain='{{ rs-toolchain }}' \
_rs-check-dir "${toml%/*}" --tests
done < <(find . -mindepth 2 -name Cargo.toml | sort -r)
_rs-check-dir dir *flags:
cd {{ dir }} \
&& {{ _cargo }} check --frozen \
{{ if rs-build-type == "release" { "--release" } else { "" } }} \
{{ _features }} \
{{ flags }} \
{{ _fmt }}
# If we're running in github actions and cargo-action-fmt is installed, then add
# a command suffix that formats errors.
_fmt := if env_var_or_default("GITHUB_ACTIONS", "") != "true" { "" } else {
```
if command -v cargo-action-fmt >/dev/null 2>&1; then
echo "--message-format=json | cargo-action-fmt"
fi
```
}
# Configures which features to enable when invoking cargo commands.
_features := if rs-features == "all" {
"--all-features"
} else if rs-features != "" {
"--no-default-features --features=" + rs-features
} else { "" }
# Use cargo-nextest if it is available. It may not be available when running
# outside of the devcontainer.
_cargo-test := _cargo + ```
if command -v cargo-nextest >/dev/null 2>&1 ; then
echo " nextest run"
else
echo " test"
fi
```
##
## Policy integration tests
##
export POLICY_TEST_CONTEXT := env_var_or_default("POLICY_TEST_CONTEXT", "k3d-" + k3d-name)
# Install linkerd in the test cluster and run the policy tests.
policy-test: linkerd-install policy-test-deps-load policy-test-run && policy-test-cleanup linkerd-uninstall
_policy-test-flags := "--no-default-features" + if GATEWAY_API_CHANNEL == "experimental" { " --features=gateway-api-experimental" } else { "" }
# Run the policy tests without installing linkerd.
policy-test-run *flags:
cd policy-test && {{ _cargo-test }} {{ _policy-test-flags }} {{ flags }}
# Build the policy tests without running them.
policy-test-build:
cd policy-test && {{ _cargo-test }} --no-run {{ _policy-test-flags }}
# Delete all test namespaces and remove linkerd from the cluster.
policy-test-cleanup:
{{ _kubectl }} delete ns --selector='linkerd-policy-test'
@while [ $({{ _kubectl }} get ns --selector='linkerd-policy-test' -o json |jq '.items | length') != "0" ]; do sleep 1 ; done
policy-test-deps-pull:
docker pull -q docker.io/chainguard/kubectl:latest-dev
docker pull -q docker.io/curlimages/curl:latest
docker pull -q ghcr.io/olix0r/hokay:latest
# Load all images into the test cluster.
policy-test-deps-load: _k3d-init policy-test-deps-pull
for i in {1..3} ; do {{ _k3d-load }} \
chainguard/kubectl:latest-dev \
curlimages/curl:latest \
fortio/fortio:latest \
ghcr.io/olix0r/hokay:latest && exit || sleep 1 ; done
##
## Test cluster
##
# The name of the k3d cluster to use.
k3d-name := "l5d-test"
# The name of the docker network to use (i.e., for multicluster testing).
k3d-network := "k3d-name"
# The kubernetes version to use for the test cluster. e.g. 'v1.24', 'latest', etc
k3d-k8s := "latest"
k3d-agents := "0"
k3d-servers := "1"
_k3d-flags := "--no-lb --k3s-arg --disable='local-storage,traefik,servicelb,metrics-server@server:*'"
_context := "--context=k3d-" + k3d-name
_kubectl := "kubectl " + _context
_k3d-load := "k3d image import --mode=direct --cluster=" + k3d-name
# Run kubectl with the test cluster context.
k *flags:
{{ _kubectl }} {{ flags }}
# Creates a k3d cluster that can be used for testing.
k3d-create: && _k3d-ready
k3d cluster create {{ k3d-name }} \
--image='+{{ k3d-k8s }}' \
--agents='{{ k3d-agents }}' \
--servers='{{ k3d-servers }}' \
--network='{{ k3d-network }}' \
{{ _k3d-flags }} \
--kubeconfig-update-default \
--kubeconfig-switch-context=false
# Deletes the test cluster.
k3d-delete:
k3d cluster delete {{ k3d-name }}
# Print information the test cluster's detailed status.
k3d-info:
k3d cluster list {{ k3d-name }} -o json | jq .
# Set the default kubectl context to the test cluster.
k3d-use:
k3d kubeconfig merge {{ k3d-name }} \
--kubeconfig-merge-default \
--kubeconfig-switch-context=true \
>/dev/null
# Ensures the test cluster has been initialized.
_k3d-init: && _k3d-ready
#!/usr/bin/env bash
set -euo pipefail
if ! k3d cluster list {{ k3d-name }} >/dev/null 2>/dev/null; then
{{ just_executable() }} \
k3d-k8s='{{ k3d-k8s }}' \
k3d-name='{{ k3d-name }}' \
k3d-network='{{ k3d-network }}' \
_k3d-flags='{{ _k3d-flags }}' \
k3d-create
fi
k3d kubeconfig merge {{ k3d-name }} \
--kubeconfig-merge-default \
--kubeconfig-switch-context=false \
>/dev/null
_k3d-ready: _k3d-api-ready _k3d-dns-ready
# Wait for the cluster's API server to be accessible
_k3d-api-ready:
#!/usr/bin/env bash
set -euo pipefail
for i in {1..6} ; do
if {{ _kubectl }} cluster-info >/dev/null ; then exit 0 ; fi
sleep 10
done
exit 1
# Wait for the cluster's DNS pods to be ready.
_k3d-dns-ready:
while [ $({{ _kubectl }} get po -n kube-system -l k8s-app=kube-dns -o json |jq '.items | length') = "0" ]; do sleep 1 ; done
{{ _kubectl }} wait pod --for=condition=ready \
--namespace=kube-system --selector=k8s-app=kube-dns \
--timeout=1m
##
## Docker images
##
# If DOCKER_REGISTRY is not already set, use a bogus registry with a unique
# name so that it's virtually impossible to accidentally use an incorrect image.
export DOCKER_REGISTRY := env_var_or_default("DOCKER_REGISTRY", "test.l5d.io/" + _test-id )
_test-id := `tr -dc 'a-z0-9' </dev/urandom | fold -w 5 | head -n 1`
# The docker image tag.
linkerd-tag := `bin/root-tag`
docker-arch := ''
_pause-load: _k3d-init
#!/usr/bin/env bash
set -euo pipefail
img="$(yq .gateway.pauseImage multicluster/charts/linkerd-multicluster/values.yaml)"
if [ -z "$(docker image ls -q "$img")" ]; then
docker pull -q "$img"
fi
for i in {1..3} ; do {{ _k3d-load }} "$img" && exit || sleep 1 ; done
##
## Linkerd CLI
##
# The Linkerd CLI binary.
linkerd-exec := "bin/linkerd"
_linkerd := linkerd-exec + " " + _context
controller-image := DOCKER_REGISTRY + "/controller"
proxy-image := DOCKER_REGISTRY + "/proxy"
# When GATEWAY_API_VERSION is 'linkerd' we use the CLI's vendored gateway API
# CRDs. Otherwise, we install the CRDs from the upstream release.
# This should be kept up-to-date with the latest stable release of the gateway API.
export GATEWAY_API_VERSION := env_var_or_default("GATEWAY_API_VERSION", "v1.2.1")
# When GATEWAY_API_CHANNEL is 'experimental', we enable testing of experimental
# resource types (TCPRoute, TLSRoute). Alternatively, the 'standard' channel may
# be used.
export GATEWAY_API_CHANNEL := env_var_or_default("GATEWAY_API_CHANNEL", "experimental")
_gateway-url := if GATEWAY_API_VERSION != "linkerd" { "https://github.com/kubernetes-sigs/gateway-api/releases/download/" + GATEWAY_API_VERSION + "/" + GATEWAY_API_CHANNEL + "-install.yaml" } else { "" }
# External dependencies
#
# We execute these commands lazily in case `yq` isn't present (so that other
# just recipes can succeed).
_proxy-init-image-cmd := "yq '.proxyInit.image | \"ghcr.io/linkerd/proxy-init:\" + .version' charts/linkerd-control-plane/values.yaml"
_cni-plugin-image-cmd := "yq '.image | \"ghcr.io/linkerd/cni-plugin:\" + .version' charts/linkerd2-cni/values.yaml"
_prometheus-image-cmd := "yq '.prometheus.image | .registry + \"/\" + .name + \":\" + .tag' viz/charts/linkerd-viz/values.yaml"
linkerd *flags:
{{ _linkerd }} {{ flags }}
# Install crds on the test cluster.
linkerd-crds-install: _k3d-init
if [ -n "{{ _gateway-url }}" ]; then {{ _kubectl }} apply --server-side -f "{{ _gateway-url }}" ; fi
{{ _linkerd }} install --crds --set installGatewayAPI={{ if _gateway-url == "" { "true "} else { "false "} }} \
| {{ _kubectl }} apply --server-side -f -
{{ _kubectl }} wait crd --for condition=established \
--selector='linkerd.io/control-plane-ns' \
--timeout=1m
{{ _kubectl }} get crds -o json | jq -r '.items[] | select(.spec.group=="gateway.networking.k8s.io") | .metadata.name' \
| xargs {{ _kubectl }} wait crd --for condition=established --timeout=1m
# Install linkerd on the test cluster using test images.
linkerd-install *args='': linkerd-load linkerd-crds-install && _linkerd-ready
{{ _linkerd }} install \
--set='imagePullPolicy=Never' \
--set='controllerImage={{ controller-image }}' \
--set='linkerdVersion={{ linkerd-tag }}' \
--set='proxy.image.name={{ proxy-image }}' \
--set='proxy.image.version={{ linkerd-tag }}' \
--set='proxyInit.image.name=ghcr.io/linkerd/proxy-init' \
{{ args }} \
| {{ _kubectl }} apply -f -
# Wait for all test namespaces to be removed before uninstalling linkerd from the cluster.
linkerd-uninstall:
{{ _linkerd }} uninstall \
| {{ _kubectl }} delete -f -
linkerd-load: _linkerd-images _k3d-init
for i in {1..3} ; do {{ _k3d-load }} \
'{{ controller-image }}:{{ linkerd-tag }}' \
'{{ proxy-image }}:{{ linkerd-tag }}' \
$({{ _proxy-init-image-cmd }}) && exit || sleep 1 ; done
linkerd-load-cni:
docker pull -q $({{ _cni-plugin-image-cmd }})
{{ _k3d-load }} $({{ _cni-plugin-image-cmd }})
linkerd-build: _controller-build
TAG={{ linkerd-tag }} bin/docker-build-proxy
_linkerd-images:
#!/usr/bin/env bash
set -xeuo pipefail
docker pull -q $({{ _proxy-init-image-cmd }})
for img in \
'{{ controller-image }}:{{ linkerd-tag }}' \
'{{ proxy-image }}:{{ linkerd-tag }}'
do
if [ -z $(docker image ls -q "$img") ]; then
# Build images if any one of the images is missing.
exec {{ just_executable() }} \
controller-image='{{ controller-image }}' \
linkerd-tag='{{ linkerd-tag }}' \
linkerd-build
fi
done
# Build the policy controller docker image for testing (on amd64).
_controller-build:
docker buildx build . \
--file='Dockerfile.controller' \
--platform={{ if docker-arch == '' { "amd64" } else { docker-arch} }} \
--build-arg='build_type={{ rs-build-type }}' \
--tag='{{ controller-image }}:{{ linkerd-tag }}' \
--progress=plain \
--load
_linkerd-ready:
if ! {{ _kubectl }} wait pod --for=condition=ready \
--namespace=linkerd --selector='linkerd.io/control-plane-component' \
--timeout=1m ; then \
{{ _kubectl }} describe pods --namespace=linkerd ; \
fi
# Ensure that a linkerd control plane is installed
_linkerd-init: && _linkerd-ready
#!/usr/bin/env bash
set -euo pipefail
if ! {{ _kubectl }} get ns linkerd >/dev/null 2>&1 ; then
{{ just_executable() }} \
k3d-name='{{ k3d-name }}' \
k3d-k8s='{{ k3d-k8s }}' \
k3d-agents='{{ k3d-agents }}' \
k3d-servers='{{ k3d-servers }}' \
k3d-network='{{ k3d-network }}' \
_k3d-flags='{{ _k3d-flags }}' \
linkerd-tag='{{ linkerd-tag }}' \
controller-image='{{ controller-image }}' \
proxy-image='{{ proxy-image }}' \
linkerd-exec='{{ linkerd-exec }}' \
linkerd-install
fi
##
## linkerd viz
##
linkerd-viz *flags: _k3d-init
{{ _linkerd }} viz {{ flags }}
linkerd-viz-install: _linkerd-init linkerd-viz-load && _linkerd-viz-ready
{{ _linkerd }} viz install \
--set='defaultRegistry={{ DOCKER_REGISTRY }}' \
--set='linkerdVersion={{ linkerd-tag }}' \
--set='defaultImagePullPolicy=Never' \
| {{ _kubectl }} apply -f -
# Wait for all test namespaces to be removed before uninstalling linkerd from the cluster.
linkerd-viz-uninstall:
{{ _linkerd }} viz uninstall \
| {{ _kubectl }} delete -f -
_linkerd-viz-images:
#!/usr/bin/env bash
set -euo pipefail
docker pull -q $({{ _prometheus-image-cmd }})
for img in \
'{{ DOCKER_REGISTRY }}/metrics-api:{{ linkerd-tag }}' \
'{{ DOCKER_REGISTRY }}/tap:{{ linkerd-tag }}' \
'{{ DOCKER_REGISTRY }}/web:{{ linkerd-tag }}'
do
if [ -z $(docker image ls -q "$img") ]; then
echo "Missing image: $img" >&2
exec {{ just_executable() }} \
linkerd-tag='{{ linkerd-tag }}' \
linkerd-viz-build
fi
done
linkerd-viz-load: _linkerd-viz-images _k3d-init
for i in {1..3} ; do {{ _k3d-load }} \
{{ DOCKER_REGISTRY }}/metrics-api:{{ linkerd-tag }} \
{{ DOCKER_REGISTRY }}/tap:{{ linkerd-tag }} \
{{ DOCKER_REGISTRY }}/web:{{ linkerd-tag }} \
$({{ _prometheus-image-cmd }}) && exit || sleep 1 ; done
linkerd-viz-build:
TAG={{ linkerd-tag }} bin/docker-build-metrics-api
TAG={{ linkerd-tag }} bin/docker-build-tap
TAG={{ linkerd-tag }} bin/docker-build-web
_linkerd-viz-ready:
{{ _kubectl }} wait pod --for=condition=ready \
--namespace=linkerd-viz --selector='linkerd.io/extension=viz' \
--timeout=1m
# Ensure that a linkerd control plane is installed
_linkerd-viz-uninit:
#!/usr/bin/env bash
set -euo pipefail
if {{ _kubectl }} get ns linkerd-viz >/dev/null 2>&1 ; then
{{ just_executable() }} \
k3d-name='{{ k3d-name }}' \
linkerd-exec='{{ linkerd-exec }}' \
linkerd-viz-uninstall
fi
##
## linkerd multicluster
##
_mc-target-k3d-flags := "--k3s-arg --disable='local-storage,metrics-server@server:*' --k3s-arg '--cluster-cidr=10.23.0.0/24@server:*'"
linkerd-mc-install: _linkerd-init
{{ _linkerd }} mc install --set='linkerdVersion={{ linkerd-tag }}' \
| {{ _kubectl }} apply -f -
# Wait for all test namespaces to be removed before uninstalling linkerd-multicluster.
linkerd-mc-uninstall:
{{ _linkerd }} mc uninstall \
| {{ _kubectl }} delete -f -
mc-target-k3d-delete:
#!/usr/bin/env bash
set -euo pipefail
if k3d cluster list '{{ k3d-name }}-target' >/dev/null 2>/dev/null; then
{{ just_executable() }} \
k3d-name='{{ k3d-name }}-target' \
k3d-delete
fi
_mc-load: _k3d-init linkerd-load
_mc-target-load:
@{{ just_executable() }} \
k3d-name='{{ k3d-name }}-target' \
k3d-k8s='{{ k3d-k8s }}' \
k3d-agents='{{ k3d-agents }}' \
k3d-servers='{{ k3d-servers }}' \
k3d-network='{{ k3d-network }}' \
_k3d-flags='{{ _mc-target-k3d-flags }}' \
controller-image='{{ controller-image }}' \
proxy-image='{{ proxy-image }}' \
linkerd-exec='{{ linkerd-exec }}' \
linkerd-tag='{{ linkerd-tag }}' \
_pause-load \
_mc-load
# Run the multicluster tests with cluster setup
mc-test: mc-test-load mc-test-run
mc-test-build:
go build --mod=readonly \
./test/integration/multicluster/...
mc-test-load: _mc-load _mc-target-load mc-flat-network-init
k3d-source-server := "k3d-" + k3d-name + "-server-0"
k3d-target-server := "k3d-" + k3d-name + "-target-server-0"
_mc-route-output-fmt := "-o jsonpath='ip route add {.spec.podCIDR} via {.status.addresses[?(.type==\"InternalIP\")].address}'"
_mc-print-source-route := _kubectl + " " + "get node " + k3d-source-server + " " + _mc-route-output-fmt
_mc-print-target-route := "kubectl --context=k3d-" + k3d-name + "-target "+ "get node " + k3d-target-server + " " + _mc-route-output-fmt
# Allow two k3d server nodes to participate in a flat network
mc-flat-network-init:
@docker exec k3d-{{k3d-name}}-server-0 `{{_mc-print-target-route}}`
@docker exec k3d-{{k3d-name}}-target-server-0 `{{_mc-print-source-route}}`
# Run the multicluster tests without any setup
mc-test-run *flags:
LINKERD_DOCKER_REGISTRY='{{ DOCKER_REGISTRY }}' \
go test -v -test.timeout=20m --failfast --mod=readonly \
./test/integration/multicluster/... \
-integration-tests \
-linkerd='{{ justfile_directory() }}/bin/linkerd' \
-multicluster-source-context='k3d-{{ k3d-name }}' \
-multicluster-target-context='k3d-{{ k3d-name }}-target' \
{{ flags }}
##
## GitHub Actions
##
# Format actionlint output for Github Actions if running in CI.
_actionlint-fmt := if env_var_or_default("GITHUB_ACTIONS", "") != "true" { "" } else {
'{{range $err := .}}::error file={{$err.Filepath}},line={{$err.Line}},col={{$err.Column}}::{{$err.Message}}%0A```%0A{{replace $err.Snippet "\\n" "%0A"}}%0A```\n{{end}}'
}
# Lints all GitHub Actions workflows
action-lint:
actionlint {{ if _actionlint-fmt != '' { "-format '" + _actionlint-fmt + "'" } else { "" } }} .github/workflows/*
# Ensure all devcontainer versions are in sync
action-dev-check:
just-dev check-action-images
##
## Other tools...
##
md-lint:
markdownlint-cli2 '**/*.md' '!**/node_modules' '!target'
sh-lint:
bin/shellcheck-all
##
## Git
##
# Display the git history minus Dependabot updates
history *paths='.':
@git log --oneline --graph --invert-grep --author="dependabot" -- {{ paths }}
# Display the history of Dependabot changes
history-dependabot *paths='.':
@git log --oneline --graph --author="dependabot" -- {{ paths }}
# vim: set ft=make :