start full refactor to have repo be here

Signed-off-by: Jeff Carr <jcarr@wit.com>
This commit is contained in:
Jeff Carr 2024-11-27 13:57:17 -06:00
parent 44caec2e7f
commit 2e3e4f98d3
6 changed files with 245 additions and 4 deletions

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@ -5,7 +5,7 @@
# go install
all: refs.pb.go godep.pb.go vet
all: refs.pb.go godep.pb.go repo.pb.go vet
vet: lint
GO111MODULE=off go vet
@ -36,3 +36,10 @@ godep.pb.go: godep.proto
cd ~/go/src && protoc --go_out=. --proto_path=go.wit.com/lib/protobuf/gitpb \
--go_opt=Mgodep.proto=go.wit.com/lib/protobuf/gitpb \
godep.proto
repo.pb.go: repo.proto
cd ~/go/src && protoc --go_out=. --proto_path=go.wit.com/lib/protobuf/gitpb \
--go_opt=Mrefs.proto=go.wit.com/lib/protobuf/gitpb \
--go_opt=Mgodep.proto=go.wit.com/lib/protobuf/gitpb \
--go_opt=Mrepo.proto=go.wit.com/lib/protobuf/gitpb \
repo.proto

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@ -72,7 +72,7 @@ func (r *Refs) SortByName() *RefIterator {
}
// enforces no duplicate package names
func (r *Refs) Append(newP *Ref) bool {
func (r *Repo) AppendRef(newP *Ref) bool {
refslock.Lock()
defer refslock.Unlock()

42
repo.marshal.go Normal file
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@ -0,0 +1,42 @@
package gitpb
// todo: autogen this
// functions to import and export the protobuf
import (
"google.golang.org/protobuf/encoding/protojson"
"google.golang.org/protobuf/encoding/prototext"
"google.golang.org/protobuf/proto"
)
// human readable JSON
func (r *Repo) FormatJSON() string {
return protojson.Format(r)
}
// apparently this isn't supposed to be used?
// https://protobuf.dev/reference/go/faq/#unstable-text
// this is a shame because this is much nicer output than JSON Format()
func (r *Repo) FormatTEXT() string {
return prototext.Format(r)
}
// marshal json
func (r *Repo) MarshalJSON() ([]byte, error) {
return protojson.Marshal(r)
}
// unmarshal
func (r *Repo) UnmarshalJSON(data []byte) error {
return protojson.Unmarshal(data, r)
}
// marshal to wire
func (r *Repo) Marshal() ([]byte, error) {
return proto.Marshal(r)
}
// unmarshal from wire
func (r *Repo) Unmarshal(data []byte) error {
return proto.Unmarshal(data, r)
}

25
repo.proto Normal file
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@ -0,0 +1,25 @@
syntax = "proto3";
package gitpb;
// stores information about git repos
// If the project is in golang, also gets the go language dependacies
import "refs.proto";
import "godep.proto";
import "google/protobuf/timestamp.proto"; // Import the well-known type for Timestamp
message Repo {
string fullPath = 1; // the actual path to the .git directory: '/home/devel/golang.org/x/tools'
string goPath = 2; // the logical path as used by golang: 'go.wit.com/apps/helloworld'
bool library = 3; // if this is a golang library
repeated Ref refs = 4;
repeated GoDep GoDeps = 5;
google.protobuf.Timestamp lastPull = 6; // last time a git pull was done
}
message Repos {
string uuid = 1; // I guess why not just have this on each file
string version = 2; // maybe can be used for protobuf schema change violations
repeated Repo repos = 3;
}

150
repo.sort.go Normal file
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@ -0,0 +1,150 @@
package gitpb
// this is becoming a standard format
// todo: autogenerate this from the .proto file?
import (
"fmt"
"os"
"sort"
sync "sync"
)
// bad global lock until I figure out some other plan
var repolock sync.RWMutex
type RepoIterator struct {
sync.RWMutex
packs []*Repo
index int
}
// NewRepoIterator initializes a new iterator.
func NewRepoIterator(packs []*Repo) *RepoIterator {
return &RepoIterator{packs: packs}
}
// Scan moves to the next element and returns false if there are no more packs.
func (it *RepoIterator) Scan() bool {
if it.index >= len(it.packs) {
return false
}
it.index++
return true
}
// Repo returns the current repo.
func (it *RepoIterator) Repo() *Repo {
if it.packs[it.index-1] == nil {
for i, d := range it.packs {
fmt.Println("i =", i, d)
}
fmt.Println("len =", len(it.packs))
fmt.Println("repo == nil", it.index, it.index-1)
os.Exit(-1)
}
return it.packs[it.index-1]
}
// Use Scan() in a loop, similar to a while loop
//
// for iterator.Scan() {
// d := iterator.Repo()
// fmt.Println("Repo UUID:", d.Uuid)
// }
func (r *Repos) All() *RepoIterator {
repoPointers := r.selectAllRepo()
iterator := NewRepoIterator(repoPointers)
return iterator
}
func (r *Repos) SortByName() *RepoIterator {
packs := r.selectAllRepo()
sort.Sort(RepoByName(packs))
iterator := NewRepoIterator(packs)
return iterator
}
// enforces no duplicate package names
func (all *Repos) Append(newP *Repo) bool {
repolock.Lock()
defer repolock.Unlock()
for _, p := range all.Repos {
if p.GoPath == newP.GoPath {
return false
}
}
all.Repos = append(all.Repos, newP)
return true
}
/*
// returns time.Duration since last Update()
func (r *Repo) LastPull() time.Duration {
t := time.Since(r.LastPull.AsTime())
return t
}
*/
// find a package by gopath
func (all *Repos) FindByPath(gopath string) *Repo {
repolock.RLock()
defer repolock.RUnlock()
for _, p := range all.Repos {
if p.GoPath == gopath {
return p
}
}
return nil
}
func (all *Repos) Len() int {
repolock.RLock()
defer repolock.RUnlock()
return len(all.Repos)
}
type RepoByName []*Repo
func (a RepoByName) Len() int { return len(a) }
func (a RepoByName) Less(i, j int) bool { return a[i].GoPath < a[j].GoPath }
func (a RepoByName) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
// safely returns a slice of pointers to the Repo protobufs
func (all *Repos) selectAllRepo() []*Repo {
repolock.RLock()
defer repolock.RUnlock()
// Create a new slice to hold pointers to each Repo
var aRepos []*Repo
aRepos = make([]*Repo, len(all.Repos))
for i, p := range all.Repos {
aRepos[i] = p // Copy pointers for safe iteration
}
return aRepos
}
func (all *Repos) DeleteByPath(gopath string) *Repo {
repolock.Lock()
defer repolock.Unlock()
for i, _ := range all.Repos {
if all.Repos[i].GoPath == gopath {
all.Repos[i] = all.Repos[len(all.Repos)-1]
all.Repos = all.Repos[:len(all.Repos)-1]
return nil
}
}
return nil
}

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@ -1,6 +1,7 @@
package gitpb
import (
"path/filepath"
"slices"
"strings"
"time"
@ -15,7 +16,7 @@ import (
// Update version and timestamp.
// returns ok (ok == true if not found)
func (r *Refs) Update(path string) error {
func (r *Repo) Update(path string) error {
// delete the old hash
// r.DeleteByHash(hash)
r.Refs = nil
@ -54,6 +55,7 @@ func (r *Refs) Update(path string) error {
subject = parts[4]
}
newr := Ref{
Hash: hash,
Subject: subject,
@ -61,7 +63,7 @@ func (r *Refs) Update(path string) error {
Ctime: timestamppb.New(ctime),
}
r.Append(&newr)
r.AppendRef(&newr)
return nil
}
@ -77,3 +79,18 @@ func getGitDateStamp(gitdefault string) time.Time {
}
return tagTime
}
func (r *Repos) NewGoPath(basepath string, gopath string) *Repo {
if oldr := r.FindByPath(gopath); oldr != nil {
// already had this gopath
return oldr
}
// add a new one here
newr := Repo{
FullPath: filepath.Join(basepath, gopath),
GoPath: gopath,
}
newr.Update()
r.Append(&newr)
}