[CI] Move check_labels to github actions (#8099)

* move lib.sh to common dir * make check-labels a github action workflow
2026-05-30 05:51:02 +00:00 · 2021-02-11 13:34:43 +01:00
parent 6a964c5df0
commit 07e4b9c997
7 changed files with 39 additions and 25 deletions
@@ -0,0 +1,103 @@
+#!/bin/sh
+
+api_base="https://api.github.com/repos"
+
+# Function to take 2 git tags/commits and get any lines from commit messages
+# that contain something that looks like a PR reference: e.g., (#1234)
+sanitised_git_logs(){
+  git --no-pager log --pretty=format:"%s" "$1...$2" |
+  # Only find messages referencing a PR
+  grep -E '\(#[0-9]+\)' |
+  # Strip any asterisks
+  sed 's/^* //g' |
+  # And add them all back
+  sed 's/^/* /g'
+}
+
+# Returns the last published release on github
+# Note: we can't just use /latest because that ignores prereleases
+# repo: 'organization/repo'
+# Usage: last_github_release "$repo"
+last_github_release(){
+  i=0
+  # Iterate over releases until we find the last release that's not just a draft
+  while [ $i -lt 29 ]; do
+    out=$(curl -H "Authorization: token $GITHUB_RELEASE_TOKEN" -s "$api_base/$1/releases" | jq ".[$i]")
+    echo "$out"
+    # Ugh when echoing to jq, we need to translate newlines into spaces :/
+    if [ "$(echo "$out" | tr '\r\n' ' ' | jq '.draft')" = "false" ]; then
+      echo "$out" | tr '\r\n' ' ' | jq '.tag_name'
+      return
+    else
+      i=$((i + 1))
+    fi
+  done
+}
+
+# Checks whether a tag on github has been verified
+# repo: 'organization/repo'
+# tagver: 'v1.2.3'
+# Usage: check_tag $repo $tagver
+check_tag () {
+  repo=$1
+  tagver=$2
+  tag_out=$(curl -H "Authorization: token $GITHUB_RELEASE_TOKEN" -s "$api_base/$repo/git/refs/tags/$tagver")
+  tag_sha=$(echo "$tag_out" | jq -r .object.sha)
+  object_url=$(echo "$tag_out" | jq -r .object.url)
+  if [ "$tag_sha" = "null" ]; then
+    return 2
+  fi
+  verified_str=$(curl -H "Authorization: token $GITHUB_RELEASE_TOKEN" -s "$object_url" | jq -r .verification.verified)
+  if [ "$verified_str" = "true" ]; then
+    # Verified, everything is good
+    return 0
+  else
+    # Not verified. Bad juju.
+    return 1
+  fi
+}
+
+# Checks whether a given PR has a given label.
+# repo: 'organization/repo'
+# pr_id: 12345
+# label: B1-silent
+# Usage: has_label $repo $pr_id $label
+has_label(){
+  repo="$1"
+  pr_id="$2"
+  label="$3"
+
+  # These will exist if the function is called in Gitlab.
+  # If the function's called in Github, we should have GITHUB_ACCESS_TOKEN set
+  # already.
+  if [ -n "$GITHUB_RELEASE_TOKEN" ]; then
+    GITHUB_TOKEN="$GITHUB_RELEASE_TOKEN"
+  elif [ -n "$GITHUB_PR_TOKEN" ]; then
+    GITHUB_TOKEN="$GITHUB_PR_TOKEN"
+  fi
+
+  out=$(curl -H "Authorization: token $GITHUB_TOKEN" -s "$api_base/$repo/pulls/$pr_id")
+  [ -n "$(echo "$out" | tr -d '\r\n' | jq ".labels | .[] | select(.name==\"$label\")")" ]
+}
+
+# Formats a message into a JSON string for posting to Matrix
+# message: 'any plaintext message'
+# formatted_message: '<strong>optional message formatted in <em>html</em></strong>' 
+# Usage: structure_message $content $formatted_content (optional)
+structure_message() {
+  if [ -z "$2" ]; then
+    body=$(jq -Rs --arg body "$1" '{"msgtype": "m.text", $body}' < /dev/null)
+  else
+    body=$(jq -Rs --arg body "$1" --arg formatted_body "$2" '{"msgtype": "m.text", $body, "format": "org.matrix.custom.html", $formatted_body}' < /dev/null)
+  fi
+  echo "$body"
+}
+
+# Post a message to a matrix room
+# body: '{body: "JSON string produced by structure_message"}'
+# room_id: !fsfSRjgjBWEWffws:matrix.parity.io
+# access_token: see https://matrix.org/docs/guides/client-server-api/
+# Usage: send_message $body (json formatted) $room_id $access_token
+send_message() {
+curl -XPOST -d "$1" "https://matrix.parity.io/_matrix/client/r0/rooms/$2/send/m.room.message?access_token=$3"
+}