On 5/19/21 1:45 PM, Zac Medico wrote: >> +# @FUNCTION: go-module_setup_proxy >> +# @DESCRIPTION: >> +# If your ebuild redefines src_unpack and uses EGO_SUM you need to call >> +# this function in src_unpack. >> +# It sets up the go module proxy in the appropriate location and exports >> +# the GOPROXY environment variable so that go calls will be able to >> +# locate the proxy directory. >> +go-module_setup_proxy() { >> + # shellcheck disable=SC2120 >> + debug-print-function "${FUNCNAME}" "$@" >> + >> + if [[ ! ${_GO_MODULE_SET_GLOBALS_CALLED} ]]; then >> + die "go-module_set_globals must be called in global scope" >> + fi >> + >> + local goproxy_dir="${T}/go-proxy" >> + mkdir -p "${goproxy_dir}" || die >> + >> + # For each Golang module distfile, look up where it's supposed to go and >> + # symlink it into place. >> + local f >> + local goproxy_mod_dir >> + for f in ${A}; do >> + goproxy_mod_path="${_GOMODULE_GOSUM_REVERSE_MAP["${f}"]}" >> + if [[ -n "${goproxy_mod_path}" ]]; then >> + debug-print-function "Populating go proxy for >> ${goproxy_mod_path}" >> + # Build symlink hierarchy >> + goproxy_mod_dir=$( dirname >> "${goproxy_dir}"/"${goproxy_mod_path}" ) >> + mkdir -p "${goproxy_mod_dir}" || die >> + ln -sf "${DISTDIR}"/"${f}" >> "${goproxy_dir}/${goproxy_mod_path}" || >> + die "Failed to ln" >> + local v=${goproxy_mod_path} >> + v="${v%.mod}" >> + v="${v%.zip}" >> + v="${v//*\/}" >> + _go-module_gosum_synthesize_files "${goproxy_mod_dir}" >> "${v}" >> + fi >> + done >> + export GOPROXY="file://${goproxy_dir}" >> + >> + # Validate the gosum now >> + _go-module_src_unpack_verify_gosum >> +} >> + >> # @FUNCTION: go-module_src_unpack >> # @DESCRIPTION: >> # If EGO_SUM is set, unpack the base tarball(s) and set up the >> > > The go-module_setup_proxy function solves bug 790851 nicely, since > sys-cluster/k3s ebuilds can call that instead of go-module_src_unpack.
I do have one criticism of the go-module_setup_proxy, which is that it relies on the side-effect of the GOPROXY export for its operation. We can instead echo the GOPROXY value to stdout and force the caller to export it themselves, and provide a convenience wrapper function which works based on side-effects. -- Thanks, Zac
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