sigs.k8s.io/external-dns@v0.14.1/scripts/releaser.sh (about)

     1  #!/bin/bash
     2  set -e
     3  
     4  current_tag="${GITHUB_REF#refs/tags/}"
     5  start_ref="HEAD"
     6  
     7  function generate_changelog {
     8    # Find the previous release on the same branch, skipping prereleases if the
     9    # current tag is a full release
    10    previous_tag=""
    11    while [[ -z $previous_tag || ( $previous_tag == *-* && $current_tag != *-* ) ]]; do
    12      previous_tag="$(git describe --tags "$start_ref"^ --abbrev=0 --match "v*")"
    13      start_ref="$previous_tag"
    14    done
    15  
    16    git log "$previous_tag".. --reverse --merges --oneline --grep='Merge pull request #' | \
    17      while read -r sha title; do
    18        pr_num="$(grep -o '#[[:digit:]]\+' <<<"$title")"
    19        pr_desc="$(git show -s --format=%b "$sha" | sed -n '1,/^$/p' | tr $'\n' ' ')"
    20        pr_author="$(gh pr view "$pr_num" | grep author | awk '{ print $2 }' | tr $'\n' ' ')"
    21        printf "* %s (%s) @%s\n\n" "$pr_desc" "$pr_num" "$pr_author"
    22      done
    23  
    24    git log "$previous_tag".. --reverse --oneline --grep='(#' | \
    25      while read -r sha title; do
    26        pr_num="$(grep -o '#[[:digit:]]\+' <<<"$title")"
    27        pr_desc="$(git show -s --format=%s "$sha")"
    28        pr_author="$(gh pr view "$pr_num" | grep author | awk '{ print $2 }' | tr $'\n' ' ')"
    29        printf "* %s (%s) @%s\n\n" "$pr_desc" "$pr_num" "$pr_author"
    30      done
    31  }
    32  
    33  function create_release {
    34    generate_changelog | gh release create "$1" -t "$1" -F -
    35  }
    36  
    37  if [ $# -ne 1 ]; then
    38      echo "$0: usage: releaser [release number]"
    39      echo "example: ./releaser.sh v0.7.5"
    40      exit 1
    41  fi
    42  
    43  create_release "$1"