[couchdb-ci] 01/01: build erlang from release tarball

[rn...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

rnewson pushed a commit to branch use-erlang-release-tarballs
in repository https://gitbox.apache.org/repos/asf/couchdb-ci.git

commit 9ed513b3079f43ce4117fbf11f71e9e898c118c3
Author: Robert Newson <rn...@apache.org>
AuthorDate: Mon Mar 27 21:22:23 2023 +0100

    build erlang from release tarball
    
    We benefit from a significant prebuild step by the erlang/otp release
    team this way.
---
 bin/source-erlang.sh | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/bin/source-erlang.sh b/bin/source-erlang.sh
index f664d66..460e8dc 100755
--- a/bin/source-erlang.sh
+++ b/bin/source-erlang.sh
@@ -59,9 +59,14 @@ fi
 
 # Build from source tarball
 # Pull down and checkout the requested Erlang version
-git clone https://github.com/erlang/otp.git
-cd otp
-git checkout OTP-${ERLANGVERSION} -b local-OTP-${ERLANGVERSION}
+
+mkdir -p /tmp/build
+cd /tmp/build
+ERL_TOP=/tmp/build/otp_src_${ERLANGVERSION}
+wget --quiet https://github.com/erlang/otp/releases/download/OTP-${ERLANGVERSION}/otp_src_${ERLANGVERSION}.tar.gz || \
+    wget --quiet https://github.com/erlang/otp/archive/refs/tags/OTP-${ERLANGVERSION}.tar.gz
+tar -C $ERL_TOP --strip-components=1 -xf *${ERLANGVERSION}.tar.gz
+cd $ERL_TOP
 
 ERLANGMAJORVERSION=`echo $ERLANGVERSION | cut -d. -f 1`
 if [[ ${ERLANGMAJORVERSION} -ge 25 ]] && [[ ${ARCH} == "aarch64" ]]; then