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refactor(daemon): switch to gob encoding

This commit is contained in:
dump_stack() 2024-02-28 03:04:38 +00:00
parent 1c8e1d068b
commit fc193afe92
Signed by: dump_stack
GPG Key ID: C9905BA72B5E02BB
3 changed files with 54 additions and 118 deletions

View File

@ -1,7 +1,8 @@
package api
import (
"encoding/json"
"bytes"
"encoding/gob"
"errors"
"fmt"
"net"
@ -11,9 +12,7 @@ import (
"code.dumpstack.io/tools/out-of-tree/artifact"
"code.dumpstack.io/tools/out-of-tree/distro"
"github.com/davecgh/go-spew/spew"
"github.com/google/uuid"
"github.com/rs/zerolog/log"
)
var ErrInvalid = errors.New("")
@ -106,9 +105,12 @@ type Req struct {
Data []byte
}
func (r *Req) SetData(data any) {
func (r *Req) SetData(data any) (err error) {
r.Type = fmt.Sprintf("%v", reflect.TypeOf(data))
r.Data = Marshal(data)
var buf bytes.Buffer
err = gob.NewEncoder(&buf).Encode(data)
r.Data = buf.Bytes()
return
}
func (r *Req) GetData(data any) (err error) {
@ -122,32 +124,16 @@ func (r *Req) GetData(data any) (err error) {
return
}
log.Trace().Msgf("unmarshal %v", string(r.Data))
err = json.Unmarshal(r.Data, &data)
return
buf := bytes.NewBuffer(r.Data)
return gob.NewDecoder(buf).Decode(data)
}
func (r Req) Encode(conn net.Conn) {
log.Debug().Msgf("encode %v", r.Command)
err := json.NewEncoder(conn).Encode(&r)
if err != nil {
log.Fatal().Msgf("encode %v", r.Command)
}
func (r *Req) Encode(conn net.Conn) (err error) {
return gob.NewEncoder(conn).Encode(r)
}
func (r *Req) Decode(conn net.Conn) (err error) {
err = json.NewDecoder(conn).Decode(r)
return
}
func (r Req) Marshal() (bytes []byte) {
return Marshal(r)
}
func (Req) Unmarshal(data []byte) (r Req, err error) {
err = json.Unmarshal(data, &r)
log.Trace().Msgf("unmarshal %v", spew.Sdump(r))
return
return gob.NewDecoder(conn).Decode(r)
}
type Resp struct {
@ -166,9 +152,12 @@ func NewResp() (resp Resp) {
return
}
func (r *Resp) SetData(data any) {
func (r *Resp) SetData(data any) (err error) {
r.Type = fmt.Sprintf("%v", reflect.TypeOf(data))
r.Data = Marshal(data)
var buf bytes.Buffer
err = gob.NewEncoder(&buf).Encode(data)
r.Data = buf.Bytes()
return
}
func (r *Resp) GetData(data any) (err error) {
@ -182,48 +171,19 @@ func (r *Resp) GetData(data any) (err error) {
return
}
log.Trace().Msgf("unmarshal %v", string(r.Data))
err = json.Unmarshal(r.Data, &data)
return
buf := bytes.NewBuffer(r.Data)
return gob.NewDecoder(buf).Decode(data)
}
func (r *Resp) Encode(conn net.Conn) {
func (r *Resp) Encode(conn net.Conn) (err error) {
if r.Err != nil && r.Err != ErrInvalid && r.Error == "" {
r.Error = fmt.Sprintf("%v", r.Err)
}
log.Debug().Msgf("encode %v", r.UUID)
err := json.NewEncoder(conn).Encode(r)
if err != nil {
log.Fatal().Msgf("encode %v", r.UUID)
}
return gob.NewEncoder(conn).Encode(r)
}
func (r *Resp) Decode(conn net.Conn) (err error) {
err = json.NewDecoder(conn).Decode(r)
err = gob.NewDecoder(conn).Decode(r)
r.Err = ErrInvalid
return
}
func (r *Resp) Marshal() (bytes []byte) {
if r.Err != nil && r.Err != ErrInvalid && r.Error == "" {
r.Error = fmt.Sprintf("%v", r.Err)
}
return Marshal(r)
}
func (Resp) Unmarshal(data []byte) (r Resp, err error) {
err = json.Unmarshal(data, &r)
log.Trace().Msgf("unmarshal %v", spew.Sdump(r))
r.Err = ErrInvalid
return
}
func Marshal(data any) (bytes []byte) {
bytes, err := json.Marshal(data)
if err != nil {
log.Fatal().Err(err).Msgf("marshal %v", data)
}
log.Trace().Msgf("marshal %v", string(bytes))
return
}

View File

@ -1,49 +0,0 @@
package api
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestReq(t *testing.T) {
req := Req{}
req.Command = ListRepos
req.SetData(&Job{ID: 999, RepoName: "test"})
bytes := req.Marshal()
req2, err := Req{}.Unmarshal(bytes)
assert.Nil(t, err)
assert.Equal(t, req, req2)
job := Job{}
err = req2.GetData(&job)
assert.Nil(t, err)
assert.Equal(t, req2.Type, "*api.Job")
}
func TestResp(t *testing.T) {
resp := Resp{}
resp.Error = "abracadabra"
resp.SetData(&[]Repo{{}, {}})
bytes := resp.Marshal()
resp2, err := Resp{}.Unmarshal(bytes)
assert.Nil(t, err)
resp2.Err = nil // non-marshallable
assert.Equal(t, resp, resp2)
var repos []Repo
err = resp2.GetData(&repos)
assert.Nil(t, err)
assert.Equal(t, resp2.Type, "*[]api.Repo")
}

View File

@ -1,8 +1,9 @@
package db
import (
"bytes"
"database/sql"
"encoding/json"
"encoding/gob"
"time"
"code.dumpstack.io/tools/out-of-tree/api"
@ -37,8 +38,19 @@ func AddJob(db *sql.DB, job *api.Job) (err error) {
defer stmt.Close()
config := api.Marshal(job.Artifact)
target := api.Marshal(job.Target)
var abuf bytes.Buffer
err = gob.NewEncoder(&abuf).Encode(job.Artifact)
if err != nil {
return
}
config := abuf.Bytes()
var tbuf bytes.Buffer
err = gob.NewEncoder(&tbuf).Encode(job.Target)
if err != nil {
return
}
target := tbuf.Bytes()
res, err := stmt.Exec(time.Now().Unix(), job.UUID, job.Group,
job.RepoName, job.Commit, config, target,
@ -65,8 +77,19 @@ func UpdateJob(db *sql.DB, job *api.Job) (err error) {
}
defer stmt.Close()
config := api.Marshal(job.Artifact)
target := api.Marshal(job.Target)
var abuf bytes.Buffer
err = gob.NewEncoder(&abuf).Encode(job.Artifact)
if err != nil {
return
}
config := abuf.Bytes()
var tbuf bytes.Buffer
err = gob.NewEncoder(&tbuf).Encode(job.Target)
if err != nil {
return
}
target := tbuf.Bytes()
_, err = stmt.Exec(time.Now().Unix(), job.UUID, job.Group,
job.RepoName, job.Commit,
@ -86,12 +109,14 @@ func scanJob(scan func(dest ...any) error) (job api.Job, err error) {
return
}
err = json.Unmarshal(config, &job.Artifact)
abuf := bytes.NewBuffer(config)
err = gob.NewDecoder(abuf).Decode(&job.Artifact)
if err != nil {
return
}
err = json.Unmarshal(target, &job.Target)
tbuf := bytes.NewBuffer(target)
err = gob.NewDecoder(tbuf).Decode(&job.Target)
if err != nil {
return
}