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