pkgs/development/tools/rover/update.sh

   1 #!/usr/bin/env nix-shell
   2 #!nix-shell -i bash -p curl gnugrep gnused jq nix-prefetch
   3
   4 set -eu -o pipefail
   5
   6 dirname=$(realpath "$(dirname "$0")")
   7 nixpkgs=$(realpath "${dirname}/../../../..")
   8
   9 old_rover_version=$(nix eval --raw -f "$nixpkgs" rover.version)
  10 rover_url=https://api.github.com/repos/apollographql/rover/releases/latest
  11 rover_tag=$(curl "$rover_url" | jq --raw-output ".tag_name")
  12 rover_version="$(expr "$rover_tag" : 'v\(.*\)')"
  13
  14 if [[ "$old_rover_version" == "$rover_version" ]]; then
  15     echo "rover is up-to-date: ${old_rover_version}"
  16     exit 0
  17 fi
  18
  19 echo "Fetching rover"
  20 rover_tar_url="https://github.com/apollographql/rover/archive/refs/tags/${rover_tag}.tar.gz"
  21 {
  22     read rover_hash
  23     read repo
  24 } < <(nix-prefetch-url "$rover_tar_url" --unpack --type sha256 --print-path)
  25
  26 # Convert hash to SRI representation
  27 rover_sri_hash=$(nix hash to-sri --type sha256 "$rover_hash")
  28
  29 # Update rover version.
  30 sed --in-place \
  31     "s|version = \"[0-9.]*\"|version = \"$rover_version\"|" \
  32     "$dirname/default.nix"
  33
  34 # Update rover hash.
  35 sed --in-place \
  36     "s|sha256 = \"[a-zA-Z0-9\/+-=]*\"|sha256 = \"$rover_sri_hash\"|" \
  37     "$dirname/default.nix"
  38
  39 # Clear cargoSha256.
  40 sed --in-place \
  41     "s|cargoSha256 = \".*\"|cargoSha256 = \"sha256-AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=\"|" \
  42     "$dirname/default.nix"
  43
  44 # Update cargoSha256
  45 echo "Computing cargoSha256"
  46 cargoSha256=$(
  47     nix-prefetch "{ sha256 }: (import $nixpkgs {}).rover.cargoDeps.overrideAttrs (_: { outputHash = sha256; })"
  48 )
  49 sed --in-place \
  50     "s|cargoSha256 = \".*\"|cargoSha256 = \"$cargoSha256\"|" \
  51     "$dirname/default.nix"
  52
  53 # Update apollo api schema info
  54 response="$(mktemp)"
  55 schemaUrl=https://graphql.api.apollographql.com/api/schema
  56
  57 mkdir -p "$dirname"/schema
  58
  59 # Fetch schema info
  60 echo "Fetching Apollo GraphQL schema"
  61 # include response headers, and append terminating newline to response body
  62 curl --include --write-out "\n" "$schemaUrl" > "$response"
  63
  64 # Parse response headers and write the etag to schema/etag.id
  65 grep \
  66     --max-count=1 \
  67     --only-matching \
  68     --perl-regexp \
  69     '^etag: \K\S*' \
  70     "$response" \
  71     > "$dirname"/schema/etag.id
  72
  73 # Discard headers and blank line (terminated by carriage return), and write the
  74 # response body to schema/schema.graphql
  75 sed '1,/^\r/d' "$response" > "$dirname"/schema/schema.graphql