terraform-providers: update providers via terraform registry

This commit is contained in:
Timothy Stott 2020-09-30 21:21:16 +01:00
parent 063f1d7301
commit 107707ad82
2 changed files with 77 additions and 177 deletions

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@ -1,177 +0,0 @@
#!/usr/bin/env nix-shell
#! nix-shell -i bash -p bash coreutils jq nix gitAndTools.hub
# vim: ft=sh sw=2 et
# shellcheck shell=bash
#
# This scripts scans the github terraform-providers repo for new releases,
# generates the corresponding nix code and finally generates an index of
# all the providers given in ./providers.txt.
set -euo pipefail
# the maximum number of attempts before giving up inside of GET and prefetch_github
readonly maxAttempts=30
get_tf_providers_org() {
# returns all terraform providers in a given organization, and their the
# latest tags, in the format
# $org/$repo $rev
local org=$1
hub api --paginate graphql -f query="
query(\$endCursor: String) {
repositoryOwner(login: \"${org}\") {
repositories(first: 100, after: \$endCursor) {
nodes {
nameWithOwner
name
refs(first: 1, refPrefix: \"refs/tags/\", orderBy: {field: TAG_COMMIT_DATE, direction: DESC}) {
nodes {
name
}
}
}
pageInfo {
hasNextPage
endCursor
}
}
}
}" | \
jq -r '.data.repositoryOwner.repositories.nodes[] | select(.name | startswith("terraform-provider-")) | select((.refs.nodes | length) > 0) | .nameWithOwner + " " + .refs.nodes[0].name'
# filter the result with jq:
# - repos need to start with `teraform-provider-`
# - they need to have at least one tag
# for each of the remaining repos, assemble a string $org/$repo $rev
}
get_latest_repo_tag() {
# of a given repo and owner, retrieve the latest tag
local owner=$1
local repo=$2
hub api --paginate "https://api.github.com/repos/$owner/$repo/git/refs/tags" | \
jq -r '.[].ref' | \
grep -v 'v\.' | \
cut -d '/' -f 3- | \
sort --version-sort | \
tail -1
}
prefetch_github() {
# of a given owner, repo and rev, fetch the tarball and return the output of
# `nix-prefetch-url`
local owner=$1
local repo=$2
local rev=$3
local retry=1
while ! nix-prefetch-url --unpack "https://github.com/$owner/$repo/archive/$rev.tar.gz"; do
echo "The nix-prefetch-url command has failed. Attempt $retry/${maxAttempts}" >&2
if [[ "${retry}" -eq "${maxAttempts}" ]]; then
exit 1
fi
retry=$(( retry + 1 ))
sleep 5
done
}
echo_entry() {
local owner=$1
local repo=$2
local rev=$3
local version=${rev#v}
local sha256=$4
cat <<EOF
{
owner = "$owner";
repo = "$repo";
rev = "$rev";
version = "$version";
sha256 = "$sha256";
};
EOF
}
indent() { sed 's/^/ /'; }
add_provider() {
org="${1}"
repo="${2}"
rev="${3}"
echo "*** $org/$repo $rev ***"
name=$(echo "$repo" | cut -d - -f 3-)
sha256=$(prefetch_github "$org" "$repo" "$rev")
{
echo " $name ="
echo_entry "$org" "$repo" "$rev" "$sha256" | indent
} >> data.nix
}
## Main ##
cd "$(dirname "$0")"
# individual repos to fetch
slugs=(
IBM-Cloud/terraform-provider-ibm
ajbosco/terraform-provider-segment
camptocamp/terraform-provider-pass
carlpett/terraform-provider-sops
poseidon/terraform-provider-matchbox
poseidon/terraform-provider-ct
tweag/terraform-provider-nixos
tweag/terraform-provider-secret
)
# a list of providers to ignore
blacklist=(
terraform-providers/terraform-provider-azure-classic
terraform-providers/terraform-provider-cidr
terraform-providers/terraform-provider-circonus
terraform-providers/terraform-provider-cloudinit
terraform-providers/terraform-provider-quorum
hashicorp/terraform-provider-time
terraform-providers/terraform-provider-vmc
)
cat <<HEADER > data.nix
# Generated with ./update-all
{
HEADER
# assemble list of terraform providers
providers=$(get_tf_providers_org "terraform-providers")
providers=$(echo "$providers";get_tf_providers_org "hashicorp")
# add terraform-providers from slugs
for slug in "${slugs[@]}"; do
# retrieve latest tag
org=${slug%/*}
repo=${slug#*/}
rev=$(get_latest_repo_tag "$org" "$repo")
# add to list
providers=$(echo "$providers";echo "$org/$repo $rev")
done
# filter out all providers on the blacklist
for repo in "${blacklist[@]}"; do
providers=$(echo "$providers" | grep -v "^${repo} ")
done
# sort results alphabetically by repo name
providers=$(echo "$providers" | sort -t "/" --key=2)
# render list
IFS=$'\n'
for provider in $providers; do
org=$(echo "$provider" | cut -d " " -f 1 | cut -d "/" -f1)
repo=$(echo "$provider" | cut -d " " -f 1 | cut -d "/" -f2)
rev=$(echo "$provider" | cut -d " " -f 2)
add_provider "${org}" "${repo}" "${rev}"
done
cat <<FOOTER >> data.nix
}
FOOTER
echo Done.

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#!/usr/bin/env nix-shell
#! nix-shell -i bash -p coreutils curl jq
# shellcheck shell=bash
#
# Update a terraform provider to the latest version advertised at
# the provider source address.
set -euo pipefail
USAGE=$(cat<<DOC
Specify the terraform provider name to update.
Example:
To update nixpkgs.terraform-providers.aws run:
./update-provider aws
DOC
)
provider_name="${1:-}"
if [ -z "$provider_name" ]; then
echo "No providers specified!"
echo
echo "$USAGE"
exit 1
fi
provider_source_address="$(jq -r ".$provider_name.\"provider-source-address\"" providers.json)"
if [ "$provider_source_address" == "null" ]; then
echo "No provider source address specified with provider: $provider_name"
exit 1
fi
# The provider source address (used inside Terraform `required_providers` block) is
# used to compute the registry API endpoint
#
# registry.terraform.io/hashicorp/aws (provider source address)
# registry.terraform.io/providers/hashicorp/aws (provider URL for the website)
# registry.terraform.io/v1/providers/hashicorp/aws (provider URL for the JSON API)
registry_response=$(curl -s https://"${provider_source_address/\///v1/providers/}")
prefetch_github() {
# of a given owner, repo and rev, fetch the tarball and return the output of
# `nix-prefetch-url`
local owner=$1
local repo=$2
local rev=$3
nix-prefetch-url --unpack "https://github.com/$owner/$repo/archive/$rev.tar.gz"
}
provider_source_url="$(jq -r '.source' <<< "$registry_response")"
org="$(echo "$provider_source_url" | cut -d '/' -f 4)"
repo="$(echo "$provider_source_url" | cut -d '/' -f 5)"
rev="$(jq -r '.tag' <<< "$registry_response")"
sha256=$(prefetch_github "$org" "$repo" "$rev")
version="$(jq -r '.version' <<< "$registry_response")"
updated_provider="$(mktemp)"
cat <<EOF >> "$updated_provider"
{
"$provider_name": {
"owner": "$org",
"repo": "$repo",
"rev": "$rev",
"sha256": "$sha256",
"version": "$version",
"provider-source-address": "$provider_source_address"
}
}
EOF
original_provider_list="$(mktemp)"
cat providers.json > "$original_provider_list"
jq --sort-keys --slurp '.[0] * .[1]' "$original_provider_list" "$updated_provider" > providers.json