added get-source-info for pkginfo caching

1 files changed, 83 insertions, 0 deletions

diff --git a/bin/get-source-info b/bin/get-source-info
new file mode 100755
index 0000000..4b59b85
--- /dev/null
+++ b/bin/get-source-info
@@ -0,0 +1,83 @@
+#!/bin/sh
+
+# shellcheck disable=SC2119,SC2120
+
+# get-source-info <package> <repository> <git_revision> <mod_git_revision>
+# create .SRCINFO from PKGBUILD within git repositories, output to stdout,
+# cache it on https://mirror.archlinux32.org/pkginfo
+
+# build .SRCINFO if necessary, fetch it from cache when already computed,
+# 
+# this can be used to cache srcinfo (especially for blacklisted packages)
+# as it uses quite some time to compute
+
+# shellcheck source=../lib/load-configuration
+. "${0%/*}/../lib/load-configuration"
+
+# shellcheck disable=SC2016
+usage() {
+  >&2 echo ''
+  >&2 echo 'get-source-info <package> <repository> <git_revision> <mod_git_revision> [options]:'
+  >&2 echo '  get package srcinfo'
+  >&2 echo ''
+  >&2 echo 'possible options:'
+  >&2 echo '  -c|--cache:'
+  >&2 echo '    Respect the cache when fetching pkginfo'
+  >&2 echo '  -h|--help:'
+  >&2 echo '    Show this help and exit.'
+  [ -z "$1" ] && exit 1 || exit "$1"
+}
+
+eval set -- "$(
+  getopt -o hc \
+    --long help \
+    --long cache \
+    -n "$(basename "$0")" -- "$@" || \
+    echo usage
+  )"
+
+respect_cache=0
+
+while true
+do
+  case "$1" in
+    -h|--help)
+      usage 0
+      ;;
+    -c|--cache)
+      respect_cache=1
+      ;;
+    --)
+      shift
+      break
+    ;;
+    *)
+      >&2 printf 'Whoops, forgot to implement option "%s" internally.\n' \
+        "$1"
+      exit 42
+    ;;
+  esac
+  shift
+done
+
+if [ $# -ne 4 ]; then
+  usage 1
+fi
+
+tmp_dir=$(mktemp -d "${work_dir}/tmp.get-source-info.XXXXXX")
+trap 'rm -rf --one-file-system "${tmp_dir}"' EXIT
+
+PACKAGE="$1"
+REPOSITORY="$2"
+GIT_REVISION="$3"
+MOD_GIT_REVISION="$4"
+SRCINFO="${tmp_dir}/SRCINFO"
+
+if [ "${respect_cache}" = 1 ]; then
+  curl -LSs "https://buildmaster.archlinux32.org/pkginfo/${PACKAGE}-${REPOSITORY}-${GIT_REVISION}-${MOD_GIT_REVISION}" \
+  >"${SRCINFO}"
+else
+  make_source_info "${PACKAGE}" "${REPOSITORY}" "${GIT_REVISION}" "${MOD_GIT_REVISION}" "${SRCINFO}"
+fi
+
+cat "${SRCINFO}"