/* Set the state of the host in the cache
*
*/
func Set(host string, state int, data, errS string) error {
if data == "" {
data = "---"
}
if errS == "" {
errS = "---"
}
putr := put.Request{
TableName: CACHE_TAB,
Item: make(ep.Item),
}
putr.Item["hostname"] = ep.AttributeValue{S: host}
putr.Item["Mtime"] = ep.AttributeValue{N: strconv.FormatInt(time.Now().UTC().Unix(), 10)}
putr.Item["Status"] = ep.AttributeValue{N: strconv.FormatInt(int64(state), 10)}
putr.Item["Data"] = ep.AttributeValue{S: data}
putr.Item["Error"] = ep.AttributeValue{S: errS}
body, code, err := putr.EndpointReq()
if err != nil {
log.Printf("[cache] ERROR: put failed %v, %s", err, body)
return err
}
if code != http.StatusOK {
log.Printf("[cache] ERROR: put failed %v, %s", code, body)
return fmt.Errorf("put failed: code %d", code)
}
// log.Printf("####CACHE_SET: %s\n", string(body))
return nil
}
func main() {
conf_file.Read()
if conf.Vals.Initialized == false {
panic("the conf.Vals global conf struct has not been initialized")
}
iam_ready_chan := make(chan bool)
go conf_iam.GoIAM(iam_ready_chan)
iam_ready := <-iam_ready_chan
if iam_ready {
fmt.Printf("using iam\n")
} else {
fmt.Printf("not using iam\n")
}
var put1 put.Request
put1.TableName = "test-godynamo-livetest"
k := fmt.Sprintf("hk1")
v := fmt.Sprintf("%v", time.Now().Unix())
put1.Item = make(ep.Item)
put1.Item["TheHashKey"] = ep.AttributeValue{S: k}
put1.Item["TheRangeKey"] = ep.AttributeValue{N: v}
n := fmt.Sprintf("%v", time.Now().Unix())
put1.Item["Mtime"] = ep.AttributeValue{N: n}
put1.Item["SomeJunk"] = ep.AttributeValue{S: "some junk"}
put1.Item["SomeJunks"] = ep.AttributeValue{SS: []string{"some junk1", "some junk2"}}
body, code, err := put1.EndpointReq()
if err != nil || code != http.StatusOK {
fmt.Printf("put failed %d %v %s\n", code, err, body)
}
fmt.Printf("%s\n", string(body))
}
/* Set the state of the host in the cache
*
*/
func Set(host string, state int, data, errS string) error {
if data == "" {
data = "---"
}
if errS == "" {
errS = "---"
}
putr := put.Request{
TableName: CACHE_TAB,
Item: make(ep.Item),
}
// Randomize the exp time by inserting the value up to "expiry" in the past
// THIS MEANS THAT ITEMS ARE CACHED FOR A TIME FROM 0 TO expiry
rnd := rand.Int63n(int64(expiry))
mtime := time.Now().UTC().Add(-time.Duration(rnd)).Unix()
putr.Item["hostname"] = ep.AttributeValue{S: host}
putr.Item["Mtime"] = ep.AttributeValue{N: strconv.FormatInt(mtime, 10)}
putr.Item["Status"] = ep.AttributeValue{N: strconv.FormatInt(int64(state), 10)}
putr.Item["Data"] = ep.AttributeValue{S: data}
putr.Item["Error"] = ep.AttributeValue{S: errS}
body, code, err := putr.EndpointReq()
if err != nil {
log.Printf("[cache] ERROR: put failed %v, %s", err, body)
return err
}
if code != http.StatusOK {
log.Printf("[cache] ERROR: put failed %v, %s", code, body)
return fmt.Errorf("put failed: code %d", code)
}
// log.Printf("####CACHE_SET: %s\n", string(body))
return nil
}
func main() {
// conf file must be read in before anything else, to initialize permissions etc
conf_file.Read()
if conf.Vals.Initialized == false {
panic("the conf.Vals global conf struct has not been initialized")
}
// deal with iam, or not
iam_ready_chan := make(chan bool)
go conf_iam.GoIAM(iam_ready_chan)
iam_ready := <-iam_ready_chan
if iam_ready {
fmt.Printf("using iam\n")
} else {
fmt.Printf("not using iam\n")
}
tn := "test-godynamo-livetest"
tablename1 := tn
fmt.Printf("tablename1: %s\n", tablename1)
var code int
var err error
var body string
// INSERT SINGLE ITEM
hk := "a-hash-key"
rk := "1"
var put1 put_item.Request
put1.TableName = tablename1
var av1, av2, av3, av4, av5, av6, av7 ep.AttributeValue
av1.S = hk
av2.N = rk
av3.SS = []string{"pk1_a", "pk1_b", "pk1_c"}
av4.NS = []string{"1", "2", "3", "-7.234234234234234e+09"}
av5.N = "1"
av6.B = base64.StdEncoding.EncodeToString([]byte("hello"))
av7.BS = []string{base64.StdEncoding.EncodeToString([]byte("hello")),
base64.StdEncoding.EncodeToString([]byte("there"))}
put1.Item = make(ep.Item)
put1.Item["TheHashKey"] = av1
put1.Item["TheRangeKey"] = av2
put1.Item["stringlist"] = av3
put1.Item["numlist"] = av4
put1.Item["num"] = av5
put1.Item["byte"] = av6
put1.Item["bytelist"] = av7
// recommended to make sure pk does not exist yet in table
// (i.e. this will be a new item)
put1.Expected = make(ep.Expected)
put1.Expected["t1.hk"] = ep.Constraints{Exists: false}
body, code, err = put1.EndpointReq()
if err != nil || code != http.StatusOK {
fmt.Printf("put1 failed %d %v %s\n", code, err, body)
os.Exit(1)
}
// GET THAT ITEM
var get1 get_item.Request
get1.TableName = tablename1
get1.Key = make(ep.Item)
get1.Key["TheHashKey"] = av1
get1.Key["TheRangeKey"] = av2
get_json, get_json_err := json.Marshal(get1)
if get_json_err != nil {
fmt.Printf("%v\n", get_json_err)
os.Exit(1)
}
fmt.Printf("%s\n", string(get_json))
body, code, err = get1.EndpointReq()
if err != nil || code != http.StatusOK {
fmt.Printf("get failed %d %v %s\n", code, err, body)
os.Exit(1)
}
var gr get_item.Response
um_err := json.Unmarshal([]byte(body), &gr)
if um_err != nil {
fmt.Printf("get resp unmarshal failed %s\n", um_err.Error())
os.Exit(1)
}
// USE PUT TO REPLACE THAT ITEM CONDITIONALLY
// **SET IT UP TO FAIL**
var put2 put_item.Request
put2.TableName = tablename1
var av1_2, av2_2, av3_2, av4_2, av5_2, av6_2 ep.AttributeValue
av1_2.S = hk
av2_2.N = rk
av3_2.SS = []string{"pk1_d", "pk1_e", "pk1_f"}
av4_2.NS = []string{"4", "5", "6"}
av5_2.N = "2"
av6_2.S = "hello there"
put2.Item = make(ep.Item)
put2.Item["TheHashKey"] = av1_2
put2.Item["TheRangeKey"] = av2_2
put2.Item["stringlist"] = av3_2
put2.Item["numlist"] = av4_2
put2.Item["num"] = av5_2
put2.Item["string"] = av6_2
put2.Item["byte"] = av6
put2.Item["bytelist"] = av7
put2.Expected = make(ep.Expected)
put2.Expected["TheHashKey"] = ep.Constraints{Exists: false}
body, code, err = put2.EndpointReq()
if err == nil && code == http.StatusOK {
fmt.Printf("put2 should have failed %d %v %s\n", code, err, body)
os.Exit(1)
}
// NOW MAKE IT SO THAT PUT WORKS
put2.Expected = make(ep.Expected)
put2.ReturnValues = put_item.RETVAL_ALL_OLD
put2.Expected["num"] = ep.Constraints{Exists: true, Value: av5}
body, code, err = put2.EndpointReq()
if err != nil || code != http.StatusOK {
fmt.Printf("put2 item failed %d %v %s\n", code, err, body)
os.Exit(1)
}
// UPDATE THAT ITEM
var up1 update_item.Request
new_attr_val := "new string here"
up1.TableName = tablename1
up1.Key = make(ep.Item)
up1.Key["TheHashKey"] = av1
up1.Key["TheRangeKey"] = av2
up1.AttributeUpdates = make(update_item.AttributeUpdates)
up1.AttributeUpdates["new_string"] =
update_item.AttributeAction{Value: ep.AttributeValue{S: new_attr_val}, Action: update_item.ACTION_PUT}
var del_stringlist ep.AttributeValue
del_stringlist.SS = []string{"pk1_a"}
up1.AttributeUpdates["stringlist"] =
update_item.AttributeAction{Value: del_stringlist, Action: update_item.ACTION_DEL}
up1.AttributeUpdates["byte"] = update_item.AttributeAction{Value: ep.AttributeValue{}, Action: update_item.ACTION_DEL}
up1.AttributeUpdates["num"] = update_item.AttributeAction{Value: ep.AttributeValue{N: "4"}, Action: update_item.ACTION_ADD}
up1.ReturnValues = update_item.RETVAL_ALL_NEW
update_item_json, update_item_json_err := json.Marshal(up1)
if update_item_json_err != nil {
fmt.Printf("%v\n", update_item_json_err)
os.Exit(1)
}
fmt.Printf("%s\n", string(update_item_json))
body, code, err = up1.EndpointReq()
if err != nil || code != http.StatusOK {
fmt.Printf("update item failed %d %v %s\n", code, err, body)
os.Exit(1)
}
var ur update_item.Response
um_err = json.Unmarshal([]byte(body), &ur)
if um_err != nil {
fmt.Printf("update resp unmarshal failed %s\n", um_err.Error())
os.Exit(1)
}
// GET IT AGAIN
body, code, err = get1.EndpointReq()
if err != nil || code != http.StatusOK {
fmt.Printf("get failed %d %v %s\n", code, err, body)
os.Exit(1)
}
// DELETE THE ITEM
var del1 delete_item.Request
del1.Key = make(ep.Item)
del1.TableName = tablename1
del1.Key["TheHashKey"] = av1
del1.Key["TheRangeKey"] = av2
del1.Expected = make(ep.Expected)
del1.Expected["num"] = ep.Constraints{Exists: true, Value: ep.AttributeValue{N: "6"}}
del1.ReturnValues = delete_item.RETVAL_ALL_OLD
body, code, err = del1.EndpointReq()
if err != nil || code != http.StatusOK {
fmt.Printf("delete item failed %d %v %s\n", code, err, body)
os.Exit(1)
}
}