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package main
// recreates the go.mod and go.sum files
import (
"errors"
"os"
"strings"
"github.com/go-cmd/cmd"
"go.wit.com/lib/protobuf/gitpb"
"go.wit.com/log"
)
// remove every go.mod and go.sum
// testing to see where this stuff is coming from
func eraseGoMod(repo *gitpb.Repo) {
// unset the go development ENV var to generate release files
if err := repo.StrictRun([]string{"rm", "-f", "go.mod", "go.sum"}); err != nil {
log.Warn(repo.GetGoPath(), "rm go.mod go.sum failed", err)
}
}
// sets the required golang version in go.mod
func setGoVersion(repo *gitpb.Repo, version string) error {
if err := repo.StrictRun([]string{"go", "mod", "edit", "-go=" + version}); err != nil {
log.Warn(repo.GetGoPath(), "go mod edit failed", err)
return err
}
return nil
}
func goTidy(fullpath string) (cmd.Status, error) {
if result, err := runVerbose(fullpath, []string{"go", "mod", "tidy", "-go=" + golangVersion}); err == nil {
return result, nil
} else {
return result, err
}
}
// wrapper around 'go mod init' and 'go mod tidy'
func redoGoMod(repo *gitpb.Repo) error {
// unset the go development ENV var to generate release files
os.Unsetenv("GO111MODULE")
if err := repo.StrictRun([]string{"rm", "-f", "go.mod", "go.sum"}); err != nil {
log.Warn("rm go.mod go.sum failed", err)
return err
}
if err := repo.StrictRun([]string{"go", "mod", "init", repo.GetGoPath()}); err != nil {
log.Warn("go mod init failed", err)
return err
}
if result, err := goTidy(repo.FullPath); err != nil {
if tinyFixer(result) {
if _, err := goTidy(repo.FullPath); err != nil {
return err
}
}
}
// most things should build with golang after 1.21 // todo: allow this to be set somewhere
if err := setGoVersion(repo, golangVersion); err != nil {
log.Warn(repo.GetGoPath(), "go mod edit failed", err)
return err
}
repo.GoDeps = nil
repo.SetGoPrimitive(false)
// if there is not a go.sum file, it better be a primitive golang project
if !repo.Exists("go.sum") {
// todo. fix this logic
err := repo.SetPrimitive()
if err != nil {
// this means this repo does not depend on any other package
log.Info("PRIMATIVE repo error:", repo.GetGoPath(), "err =", err)
return err
}
}
// now check if GoPrimitive is true
if repo.GetGoPrimitive() {
// perfect!
return nil
}
// well, it's not a primitive and we are still missing the go.sum file
if !repo.Exists("go.sum") {
// this means something else went wrong!
// display the go.mod file and try to figure out what happened
// maybe the format of go.mod changed in some future version of golang
data, _ := repo.ReadFile("go.mod")
log.Info(string(data))
return errors.New("missing go.sum file on non-primitive go.mod")
}
repo.GoDeps = new(gitpb.GoDeps)
// return the attempt to parse go.sum
_, err := repo.ParseGoSum()
return err
}
func tinyFixer(result cmd.Status) bool {
for _, line := range result.Stdout {
if strings.Contains(line, "requires go@") {
log.Info("tinyFixer:", line)
parts := strings.Split(line, "requires go@")
if len(parts) == 2 {
parts = strings.Split(parts[1], ",")
golangVersion = parts[0]
return true
}
log.Info("tinyFixer:", line, "golangVersion", golangVersion)
}
}
return false
}
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