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cronsun
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Merge branch 'master' of github.com:shunfei/cronsun into fix/close-smtp

pull/62/head
Doflatango 2018-02-24 15:58:13 +08:00
parent a942ecd939 0aaecc0e87
commit 7a0947fde7
7 changed files with 48 additions and 27 deletions
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2
.travis.yml
View File

@ -3,9 +3,7 @@ go:
- 1.9
install:
- go get -u github.com/coreos/etcd/clientv3
- go get github.com/coreos/etcd/mvcc/mvccpb
- go get github.com/rogpeppe/fastuuid
- go get golang.org/x/net/context
- go get gopkg.in/mgo.v2
- go get github.com/fsnotify/fsnotify
- go get github.com/go-gomail/gomail

43
client.go
View File

@ -1,11 +1,11 @@
package cronsun
import (
"context"
"fmt"
"strings"
"time"
"golang.org/x/net/context"
client "github.com/coreos/etcd/clientv3"
"github.com/shunfei/cronsun/conf"
@ -36,7 +36,7 @@ func NewClient(cfg *conf.Conf) (c *Client, err error) {
}
func (c *Client) Put(key, val string, opts ...client.OpOption) (*client.PutResponse, error) {
ctx, cancel := context.WithTimeout(context.Background(), c.reqTimeout)
ctx, cancel := NewEtcdTimeoutContext(c)
defer cancel()
return c.Client.Put(ctx, key, val, opts...)
}
@ -46,7 +46,7 @@ func (c *Client) PutWithModRev(key, val string, rev int64) (*client.PutResponse,
return c.Put(key, val)
}
ctx, cancel := context.WithTimeout(context.Background(), c.reqTimeout)
ctx, cancel := NewEtcdTimeoutContext(c)
tresp, err := DefalutClient.Txn(ctx).
If(client.Compare(client.ModRevision(key), "=", rev)).
Then(client.OpPut(key, val)).
@ -65,13 +65,13 @@ func (c *Client) PutWithModRev(key, val string, rev int64) (*client.PutResponse,
}
func (c *Client) Get(key string, opts ...client.OpOption) (*client.GetResponse, error) {
ctx, cancel := context.WithTimeout(context.Background(), c.reqTimeout)
ctx, cancel := NewEtcdTimeoutContext(c)
defer cancel()
return c.Client.Get(ctx, key, opts...)
}
func (c *Client) Delete(key string, opts ...client.OpOption) (*client.DeleteResponse, error) {
ctx, cancel := context.WithTimeout(context.Background(), c.reqTimeout)
ctx, cancel := NewEtcdTimeoutContext(c)
defer cancel()
return c.Client.Delete(ctx, key, opts...)
}
@ -81,20 +81,20 @@ func (c *Client) Watch(key string, opts ...client.OpOption) client.WatchChan {
}
func (c *Client) Grant(ttl int64) (*client.LeaseGrantResponse, error) {
ctx, cancel := context.WithTimeout(context.Background(), c.reqTimeout)
ctx, cancel := NewEtcdTimeoutContext(c)
defer cancel()
return c.Client.Grant(ctx, ttl)
}
func (c *Client) KeepAliveOnce(id client.LeaseID) (*client.LeaseKeepAliveResponse, error) {
ctx, cancel := context.WithTimeout(context.Background(), c.reqTimeout)
ctx, cancel := NewEtcdTimeoutContext(c)
defer cancel()
return c.Client.KeepAliveOnce(ctx, id)
}
func (c *Client) GetLock(key string, id client.LeaseID) (bool, error) {
key = conf.Config.Lock + key
ctx, cancel := context.WithTimeout(context.Background(), c.reqTimeout)
ctx, cancel := NewEtcdTimeoutContext(c)
resp, err := DefalutClient.Txn(ctx).
If(client.Compare(client.CreateRevision(key), "=", 0)).
Then(client.OpPut(key, "", client.WithLease(id))).
@ -116,3 +116,28 @@ func (c *Client) DelLock(key string) error {
func IsValidAsKeyPath(s string) bool {
return strings.IndexByte(s, '/') == -1
}
// etcdTimeoutContext return better error info
type etcdTimeoutContext struct {
context.Context
etcdEndpoints []string
}
func (c *etcdTimeoutContext) Err() error {
err := c.Context.Err()
if err == context.DeadlineExceeded {
err = fmt.Errorf("%s: etcd(%v) maybe lost",
err, c.etcdEndpoints)
}
return err
}
// NewEtcdTimeoutContext return a new etcdTimeoutContext
func NewEtcdTimeoutContext(c *Client) (context.Context, context.CancelFunc) {
ctx, cancel := context.WithTimeout(context.Background(), c.reqTimeout)
etcdCtx := &etcdTimeoutContext{}
etcdCtx.Context = ctx
etcdCtx.etcdEndpoints = c.Endpoints()
return etcdCtx, cancel
}

2
event/event.go
View File

@ -24,7 +24,7 @@ func On(name string, fs ...func(interface{})) error {
}
for _, f := range fs {
if fs == nil {
if f == nil {
continue
}

7
group.go
View File

@ -6,7 +6,6 @@ import (
"strings"
client "github.com/coreos/etcd/clientv3"
"github.com/coreos/etcd/mvcc/mvccpb"
"github.com/shunfei/cronsun/conf"
"github.com/shunfei/cronsun/log"
@ -65,10 +64,10 @@ func WatchGroups() client.WatchChan {
return DefalutClient.Watch(conf.Config.Group, client.WithPrefix(), client.WithPrevKV())
}
func GetGroupFromKv(kv *mvccpb.KeyValue) (g *Group, err error) {
func GetGroupFromKv(key, value []byte) (g *Group, err error) {
g = new(Group)
if err = json.Unmarshal(kv.Value, g); err != nil {
err = fmt.Errorf("group[%s] umarshal err: %s", string(kv.Key), err.Error())
if err = json.Unmarshal(value, g); err != nil {
err = fmt.Errorf("group[%s] umarshal err: %s", string(key), err.Error())
}
return
}

10
job.go
View File

@ -2,6 +2,7 @@ package cronsun
import (
"bytes"
"context"
"encoding/json"
"fmt"
"os/exec"
@ -13,10 +14,7 @@ import (
"syscall"
"time"
"golang.org/x/net/context"
client "github.com/coreos/etcd/clientv3"
"github.com/coreos/etcd/mvcc/mvccpb"
"github.com/shunfei/cronsun/conf"
"github.com/shunfei/cronsun/log"
@ -371,10 +369,10 @@ func WatchJobs() client.WatchChan {
return DefalutClient.Watch(conf.Config.Cmd, client.WithPrefix())
}
func GetJobFromKv(kv *mvccpb.KeyValue) (job *Job, err error) {
func GetJobFromKv(key, value []byte) (job *Job, err error) {
job = new(Job)
if err = json.Unmarshal(kv.Value, job); err != nil {
err = fmt.Errorf("job[%s] umarshal err: %s", string(kv.Key), err.Error())
if err = json.Unmarshal(value, job); err != nil {
err = fmt.Errorf("job[%s] umarshal err: %s", string(key), err.Error())
return
}

8
node/node.go
View File

@ -364,7 +364,7 @@ func (n *Node) watchJobs() {
for _, ev := range wresp.Events {
switch {
case ev.IsCreate():
job, err := cronsun.GetJobFromKv(ev.Kv)
job, err := cronsun.GetJobFromKv(ev.Kv.Key, ev.Kv.Value)
if err != nil {
log.Warnf("err: %s, kv: %s", err.Error(), ev.Kv.String())
continue
@ -373,7 +373,7 @@ func (n *Node) watchJobs() {
job.Init(n.ID)
n.addJob(job, true)
case ev.IsModify():
job, err := cronsun.GetJobFromKv(ev.Kv)
job, err := cronsun.GetJobFromKv(ev.Kv.Key, ev.Kv.Value)
if err != nil {
log.Warnf("err: %s, kv: %s", err.Error(), ev.Kv.String())
continue
@ -396,7 +396,7 @@ func (n *Node) watchGroups() {
for _, ev := range wresp.Events {
switch {
case ev.IsCreate():
g, err := cronsun.GetGroupFromKv(ev.Kv)
g, err := cronsun.GetGroupFromKv(ev.Kv.Key, ev.Kv.Value)
if err != nil {
log.Warnf("err: %s, kv: %s", err.Error(), ev.Kv.String())
continue
@ -404,7 +404,7 @@ func (n *Node) watchGroups() {
n.addGroup(g)
case ev.IsModify():
g, err := cronsun.GetGroupFromKv(ev.Kv)
g, err := cronsun.GetGroupFromKv(ev.Kv.Key, ev.Kv.Value)
if err != nil {
log.Warnf("err: %s, kv: %s", err.Error(), ev.Kv.String())
continue

3
web/session/session.go
View File

@ -3,6 +3,7 @@ package session
import (
"bytes"
"encoding/gob"
"errors"
"net/http"
client "github.com/coreos/etcd/clientv3"
@ -120,7 +121,7 @@ func (this *EtcdStore) Store(sess *Session) (err error) {
if sess.leaseID == 0 {
lresp, err := this.client.Grant(int64(this.conf.Expiration))
if err != nil {
return err
return errors.New("etcd create new lease faild: " + err.Error()) // err
}
sess.leaseID = lresp.ID
}