repostatus/gitConfig.go

434 lines
11 KiB
Go

package repostatus
import (
"bufio"
"os"
"path/filepath"
"strings"
"go.wit.com/log"
)
// GitConfig represents the parsed .git/config data
// type GitConfig map[string]map[string]string
type remote struct {
url string
fetch string
}
type branch struct {
remote string
merge string
}
type GitConfig struct {
core map[string]string // map[origin] = "https:/git.wit.org/gui/gadgets"
remotes map[string]*remote // map[origin] = "https:/git.wit.org/gui/gadgets"
branches map[string]*branch // map[guimaster] = origin guimaster
hashes map[string]string
versions map[string]string
}
type GoConfig map[string]string
func ListGitDirectories() []string {
var all []string
homeDir, err := os.UserHomeDir()
if err != nil {
log.Log(WARN, "Error getting home directory:", err)
return nil
}
srcDir := filepath.Join(homeDir, "go/src")
err = filepath.Walk(srcDir, func(path string, info os.FileInfo, err error) error {
if err != nil {
log.Log(WARN, "Error accessing path:", path, err)
return nil
}
// Check if the current path is a directory and has a .git subdirectory
if info.IsDir() && isGitDir(path) {
all = append(all, path)
// fmt.Println(path)
}
return nil
})
if err != nil {
log.Log(WARN, "Error walking the path:", srcDir, err)
}
return all
}
// isGitDir checks if a .git directory exists inside the given directory
func isGitDir(dir string) bool {
gitDir := filepath.Join(dir, ".git")
info, err := os.Stat(gitDir)
if os.IsNotExist(err) {
return false
}
return info.IsDir()
}
// readGitConfig reads and parses the .git/config file
func (rs *RepoStatus) readGitConfig() error {
filename := filepath.Join(rs.realPath.String(), "/.git/config")
file, err := os.Open(filename)
if err != nil {
filename = filepath.Join(rs.realPath.String(), "../.git/config")
log.Log(WARN, "readGitConfig() trying up one directory instead", filename)
file, err = os.Open(filename)
if err != nil {
panic("couldn't open .git/config")
return nil
}
}
defer file.Close()
var currentSection string = ""
var currentName string = ""
rs.gitConfig = new(GitConfig)
rs.gitConfig.core = make(map[string]string)
rs.gitConfig.remotes = make(map[string]*remote)
rs.gitConfig.branches = make(map[string]*branch)
rs.gitConfig.versions = make(map[string]string)
rs.gitConfig.hashes = make(map[string]string)
scanner := bufio.NewScanner(file)
for scanner.Scan() {
line := strings.TrimSpace(scanner.Text())
// Skip empty lines and comments
if line == "" || strings.HasPrefix(line, "#") || strings.HasPrefix(line, ";") {
continue
}
// Check for section headers
if strings.HasPrefix(line, "[") && strings.HasSuffix(line, "]") {
line = strings.Trim(line, "[]")
parts := strings.Split(line, " ")
currentSection = parts[0]
if len(parts) == 2 {
line = strings.Trim(line, "[]")
currentName = strings.Trim(parts[1], "\"")
}
continue
}
partsNew := strings.SplitN(line, "=", 2)
if len(partsNew) != 2 {
log.Log(WARN, "error on config section:", currentSection, "line:", line)
}
key := strings.TrimSpace(partsNew[0])
key = strings.TrimSuffix(key, "\"")
value := strings.TrimSpace(partsNew[1])
value = strings.TrimSuffix(value, "\"")
switch currentSection {
case "core":
rs.gitConfig.core[key] = value
case "remote":
test, ok := rs.gitConfig.remotes[currentName]
if !ok {
test = new(remote)
rs.gitConfig.remotes[currentName] = test
}
log.Log(INFO, "switch currentSection", currentSection, currentName)
switch key {
case "url":
if test.url == value {
continue
}
if test.url == "" {
test.url = value
continue
}
log.Log(WARN, "error url mismatch", test.url, value)
case "fetch":
if test.fetch == value {
continue
}
if test.fetch == "" {
test.fetch = value
continue
}
log.Log(WARN, "error fetch mismatch", test.fetch, value)
default:
log.Log(WARN, "error unknown remote:", currentSection, currentName, "key", key, "value", value)
}
case "branch":
test, ok := rs.gitConfig.branches[currentName]
if !ok {
test = new(branch)
rs.gitConfig.branches[currentName] = test
rs.processBranch(currentName)
}
switch key {
case "remote":
rs.gitConfig.branches[currentName].remote = value
case "merge":
rs.gitConfig.branches[currentName].merge = value
default:
log.Log(WARN, "error unknown remote:", currentSection, currentName, key, value)
}
default:
log.Log(WARN, "error unknown currentSection", currentSection, "line:", line)
}
}
if err := scanner.Err(); err != nil {
return err
}
return nil
}
// this checks to see if the repo is truly not dependent on _anything_ else
// like spew or lib/widget
func (rs *RepoStatus) CheckPrimativeGoMod() bool {
log.Log(WARN, "CheckPrimativeGoMod()", rs.realPath.String())
tmp := filepath.Join(rs.realPath.String(), "go.mod")
gomod, err := os.Open(tmp)
if err != nil {
log.Log(WARN, "missing go.mod", rs.realPath.String())
rs.goConfig = nil
return false
}
defer gomod.Close()
scanner := bufio.NewScanner(gomod)
for scanner.Scan() {
line := strings.TrimSpace(scanner.Text())
parts := strings.Split(line, " ")
log.Log(WARN, " gomod:", parts)
if len(parts) >= 1 {
log.Log(WARN, " gomod: part[0] =", parts[0])
if parts[0] == "require" {
log.Log(WARN, " should return false here")
return false
}
}
}
return true
}
// readGoMod reads and parses the go.sum file (TODO: do the go.mod file)
func (rs *RepoStatus) ReadGoMod() bool {
if rs.CheckPrimativeGoMod() {
log.Info("PRIMATIVE repo:", rs.String())
return true
}
tmp := filepath.Join(rs.realPath.String(), "go.sum")
gosum, err := os.Open(tmp)
if err != nil {
log.Log(WARN, "missing go.sum", rs.realPath.String())
rs.goConfig = nil
return false
}
defer gosum.Close()
var deps GoConfig
deps = make(GoConfig)
scanner := bufio.NewScanner(gosum)
log.Log(INFO, "gosum:", tmp)
for scanner.Scan() {
line := strings.TrimSpace(scanner.Text())
parts := strings.Split(line, " ")
if len(parts) == 3 {
godep := strings.TrimSpace(parts[0])
version := strings.TrimSpace(parts[1])
if strings.HasSuffix(version, "/go.mod") {
version = strings.TrimSuffix(version, "/go.mod")
}
currentversion, ok := deps[godep]
if ok {
if currentversion != version {
log.Log(WARN, "REPO:", rs.String(), rs.realPath.String())
log.Log(WARN, " version mismatch:", godep, version, currentversion)
}
} else {
deps[godep] = version
log.Log(INFO, "\t", godep, "=", version)
}
} else {
log.Log(WARN, "\t INVALID:", parts)
}
}
if err := scanner.Err(); err != nil {
rs.goConfig = nil
return false
}
rs.goConfig = deps
return true
}
func ScanGoSrc() {
log.Log(WARN, "Scanning all go.sum files")
for path, rs := range windowMap {
if rs.ReadGoMod() {
// everything is ok
} else {
log.Log(WARN, "failed reading go.sum repo:", path)
}
}
}
func ScanGitConfig() {
/*
for i, path := range listGitDirectories() {
filename := filepath.Join(path, ".git/config")
_, err := readGitConfig(filename)
if err != nil {
log.Log(WARN, "repo =", i, path)
log.Log(WARN, "Error reading .git/config:", err)
}
}
*/
}
func (rs *RepoStatus) ScanGoSrc() {
if rs.ReadGoMod() {
log.Log(INFO, "parsed go.mod", rs.realPath.String())
} else {
log.Log(WARN, "Something went wrong parsing go.mod", rs.realPath.String())
}
log.Log(WARN, "go.sum:", rs.realPath.String())
for depname, version := range rs.goConfig {
log.Log(WARN, " ", depname, version)
}
}
func (rs *RepoStatus) CheckGoSum() (bool, string) {
if rs.ReadGoMod() {
log.Log(INFO, "parsed go.mod", rs.realPath.String())
} else {
log.Log(WARN, "Something went wrong parsing go.mod", rs.realPath.String())
return false, ""
}
log.Log(WARN, "go.sum:", rs.realPath.String())
for depname, version := range rs.goConfig {
if strings.HasSuffix(depname, "/v2") {
log.Log(WARN, " FOUND /v2 wierd golang stuff. instead, look for:", depname)
depname = strings.TrimSuffix(depname, "/v2")
}
log.Log(WARN, " ", depname, version)
newrs, ok := windowMap[depname]
if ok {
if newrs.CheckDirty() {
log.Log(WARN, " IS DIRTY", newrs.String())
return false, ""
}
if newrs.readOnly.String() == "true" {
log.Log(WARN, " SKIPPING Read Only", newrs.String())
} else {
log.Log(WARN, " FOUND", newrs.String())
username := newrs.userWorkingName.String()
userhash, _ := newrs.gitConfig.hashes[username]
userversion, _ := newrs.gitConfig.versions[userhash]
log.Log(WARN, " username :"+username, userhash)
log.Log(WARN, " username :"+username, userversion)
if version == userversion {
log.Log(WARN, " USER VERSIONS MATCH", version, userversion)
} else {
log.Log(WARN, " USER VERSIONS MISMATCH", version, userversion)
return false, ""
}
}
} else {
log.Log(WARN, " NOT FOUND", depname)
if strings.HasSuffix(depname, "/v2") {
log.Log(WARN, " FOUND /v2 wierd golang stuff. instead, look for:", depname)
}
// only fail on our stuff
if strings.HasPrefix(depname, "go.wit.com") {
// log.Log(WARN, " go get -v", depname)
// rs.RunCmd([]string{"go", "get", "-v", depname})
return false, depname
}
log.Log(WARN, " NOT FOUND BUT IGNORING FOR NOW")
}
}
return true, ""
}
func (rs *RepoStatus) MakeRedomod() {
var err error
var b bool
var output string
var worked bool = true
os.Unsetenv("GO111MODULE")
path := rs.realPath.String()
err, b, output = RunCmd(path, []string{"rm", "-f", "go.mod", "go.sum"})
if err != nil {
worked = false
log.Log(WARN, "rm failed", err, b, output)
}
err, b, output = RunCmd(path, []string{"go", "mod", "init"})
if err != nil {
worked = false
log.Log(WARN, "go mod init failed", err, b, output)
}
err, b, output = RunCmd(path, []string{"go", "mod", "tidy"})
if err != nil {
worked = false
log.Log(WARN, "go mod tidy failed", err, b, output)
}
if worked {
log.Log(WARN, "MakeRedomod() worked", path)
} else {
log.Log(WARN, "MakeRedomod() failed", path)
}
}
func (rs *RepoStatus) ReadOnly() bool {
if rs.readOnly.String() == "true" {
return true
} else {
return false
}
}
func (rs *RepoStatus) processBranch(branch string) {
fullpath := rs.realPath.String()
log.Log(WARN, " ", branch)
hash, ok := rs.gitConfig.hashes[branch]
filename := fullpath + "/.git/refs/heads/" + branch
log.Log(WARN, " hash: need to open", filename)
newhash, err := readFileToString(filename)
if err != nil {
log.Log(WARN, " hash: read failed", filename)
return
}
log.Log(WARN, " hash:", newhash)
rs.gitConfig.hashes[branch] = newhash
if ok {
if hash != newhash {
log.Log(WARN, " hash changed!!!!!!!!!", hash)
}
}
var cmd []string
cmd = append(cmd, "git", "describe", "--tags", newhash)
_, _, output := RunCmd(rs.realPath.String(), cmd)
output = strings.TrimSpace(output)
rs.gitConfig.versions[newhash] = output
log.Log(WARN, " hash: version", output)
}