Hi Canh,

On 4/27/2017 5:14 PM, Canh Van Truong wrote:
> As current design, the configuration stream is just deleted (e.g. immcfg -d 
> <STREAM_DN>)
I did see that , near future we my need to associated client when 
deleting  the stream
the   that is way my comment was irrelevant of  clientId used or not for 
stream_close , change this
`ckpt_stream_close(log_stream_t *stream, time_t closetime)`

On 4/27/2017 5:14 PM, Canh Van Truong wrote:
> Handling of checkpoint for stream close is in several places. Maybe we could 
> refactor to handle in one place to make clean code.

At lease for code readability , In this patch at lease we need to move
`ckpt_stream_close(log_stream_t *stream, time_t closetime)` same file 
where lgs_ckpt_stream_open() located.

-AVM

On 4/27/2017 5:14 PM, Canh Van Truong wrote:
> Hi Mahesh,
>
> Handling of checkpoint for stream close is in several places. Maybe we could 
> refactor to handle in one place to make clean code.
> But it is not related to this ticket. We could refactor it in later ?
>
> Regards
> Canh
>
> -----Original Message-----
> From: Canh Van Truong [mailto:[email protected]]
> Sent: Thursday, April 27, 2017 1:27 PM
> To: 'A V Mahesh' <[email protected]>; '[email protected]' 
> <[email protected]>; '[email protected]' 
> <[email protected]>
> Cc: '[email protected]' 
> <[email protected]>
> Subject: RE: [PATCH 1/1] log: fix checkpoint dest_names in open stream 
> request [#2434]
>
> Hi Mahesh,
>
> As current design, the configuration stream is just deleted (e.g. immcfg -d 
> <STREAM_DN>) if the stream is opened only one time at creating cfg stream 
> (stream->numOpeners = 1). You can check at "stream_ccb_completed_delete" 
> function
>   If stream->numOpeners > 1, the activity deleting configuration stream is 
> failed.
>
> It means that the configuration stream is just deleted when no client is 
> associated with this stream. So the client_id is assigned -1 when checkpoint 
> at stream close in deleting configuration stream.
> An invalid client_id is updated here for checkpoint data.
>
>
> In "proc_stream_close_msg", the valid client_id was updated for checkpoint 
> data when check-pointing.
>
> Thanks
> Canh
>
>
>
> -----Original Message-----
> From: A V Mahesh [mailto:[email protected]]
> Sent: Thursday, April 27, 2017 10:35 AM
> To: Canh Van Truong <[email protected]>; 
> [email protected]; [email protected]
> Cc: [email protected]
> Subject: Re: [PATCH 1/1] log: fix checkpoint dest_names in open stream 
> request [#2434]
>
> Hi Canh,
>
> On 4/27/2017 12:34 PM, Canh Van Truong wrote:
>> For checkpoint stream open in proc_stream_open_msg, lgs need update a
>> valid client_id for checkpoint data
> I was asking,   is For checkpoint stream close in proc_stream_close_msg,
> lgs need update a valid client_id for checkpoint data ?
> in `ckpt_stream_close`  client_id  is checkpoint  as  -1 now.
>
> irrelevant of  clientId used or not for stream_close , change this
> `ckpt_stream_close(log_stream_t *stream, time_t closetime)`
> function also to  ckpt_stream_close(log_stream_t *stream, time_t
> closetime, const uint32_t &client_id);
>
> ====================================================================================
> static uint32_t ckpt_stream_close(log_stream_t *stream, time_t closetime) {
>     uint32_t rc;
>     lgsv_ckpt_msg_v1_t ckpt_v1;
>     lgsv_ckpt_msg_v2_t ckpt_v2;
>     void *ckpt_ptr;
>
>     TRACE_ENTER();
>
>     if (lgs_is_peer_v2()) {
>       memset(&ckpt_v2, 0, sizeof(ckpt_v2));
>       ckpt_v2.header.ckpt_rec_type = LGS_CKPT_CLOSE_STREAM;
>       ckpt_v2.header.num_ckpt_records = 1;
>       ckpt_v2.header.data_len = 1;
>
>       /* No client. Logservice itself has opened stream */
>       ckpt_v2.ckpt_rec.stream_close.clientId = -1;
>
> ====================================================================================
>
> -AVM
>
> On 4/27/2017 12:34 PM, Canh Van Truong wrote:
>> Hi Mahesh,
>>
>> For checkpoint stream open in proc_stream_open_msg, lgs need update a
>> valid client_id for checkpoint data
>>
>> For checkpoint stream open in create configuration stream (in
>> stream_ccb_apply_create) and in encode the cold sync
>> (edu_enc_streams), lgs update an invalid client_id (-1) for checkpoint
>> data.  Because the client_id is not needed here for creating
>> configuration stream when no client is associated with the stream. The
>> cold sync is the same reason.
>>
>> I am not sure if I understand your question? Could you clear it to me?
>>
>> Thanks
>>
>> Canh
>>
>> -----Original Message-----
>> From: A V Mahesh [mailto:[email protected]]
>> Sent: Thursday, April 27, 2017 8:20 AM
>> To: Canh Van Truong <[email protected]>;
>> [email protected]; [email protected]
>> Cc: [email protected]
>> Subject: Re: [PATCH 1/1] log: fix checkpoint dest_names in open stream
>> request [#2434]
>>
>> Hi Canh Van,
>>
>> As if you are updating  client_id while lgs_ckpt_stream_open() checkpoint
>>
>> is client_id not required as reference to  while ckpt_stream_close()
>>
>> checkpoint ?
>>
>> currently this assigned to -1.
>>
>> -AVM
>>
>> On 4/25/2017 6:58 PM, Canh Van Truong wrote:
>>
>>> Handling of checkpoint for stream open is in serveral places.
>> Handling of checkpoint
>>
>>> is called in proc_stream_open_msg forgot to add checkpoint of
>> destination name.
>>
>>> Refactor so that handling of checkpoint data for stream open is done
>> in one place
>>
>>> and destination name was already added in checkpoint data at this place
>>> ---
>>>    src/log/logd/lgs_evt.cc    | 69
>> ++--------------------------------------------
>>
>>>    src/log/logd/lgs_imm.cc    | 40 ++-------------------------
>>>    src/log/logd/lgs_mbcsv.cc  | 15 +++++-----
>>>    src/log/logd/lgs_mbcsv.h   |  5 ++--
>>>    src/log/logd/lgs_stream.cc | 41 ++++++++++++++++++++++++++-
>>>    src/log/logd/lgs_stream.h  |  2 ++
>>>    6 files changed, 57 insertions(+), 115 deletions(-)
>>> diff --git a/src/log/logd/lgs_evt.cc b/src/log/logd/lgs_evt.cc
>>> index 6972efe55..beb46e7a7 100644
>>> --- a/src/log/logd/lgs_evt.cc
>>> +++ b/src/log/logd/lgs_evt.cc
>>> @@ -821,72 +821,6 @@ snd_rsp:
>>>    }
>>>    /**
>>> - * Stream open checkpointing
>>> - * @param cb
>>> - * @param logStream
>>> - * @param open_sync_param
>>> - * @return
>>> - */
>>> -static uint32_t lgs_ckpt_stream_open(lgs_cb_t *cb, log_stream_t
>> *logStream,
>>
>>> -                                     lgsv_stream_open_req_t
>> *open_sync_param) {
>>
>>> -  uint32_t async_rc = NCSCC_RC_SUCCESS;
>>> -  lgsv_ckpt_msg_v1_t ckpt_v1;
>>> -  lgsv_ckpt_msg_v2_t ckpt_v2;
>>> -  void *ckpt_ptr;
>>> -  lgsv_ckpt_header_t *header_ptr;
>>> -  lgs_ckpt_stream_open_t *ckpt_rec_open_ptr;
>>> -
>>> -  TRACE_ENTER();
>>> -
>>> -  if (lgs_is_peer_v2()) {
>>> -    memset(&ckpt_v2, 0, sizeof(ckpt_v2));
>>> -    header_ptr = &ckpt_v2.header;
>>> -    ckpt_rec_open_ptr = &ckpt_v2.ckpt_rec.stream_open;
>>> -    ckpt_ptr = &ckpt_v2;
>>> -  } else {
>>> -    memset(&ckpt_v1, 0, sizeof(ckpt_v1));
>>> -    header_ptr = &ckpt_v1.header;
>>> -    ckpt_rec_open_ptr = &ckpt_v1.ckpt_rec.stream_open;
>>> -    ckpt_ptr = &ckpt_v1;
>>> -  }
>>> -
>>> -  if (cb->ha_state == SA_AMF_HA_ACTIVE) {
>>> -    header_ptr->ckpt_rec_type = LGS_CKPT_OPEN_STREAM;
>>> - header_ptr->num_ckpt_records = 1;
>>> -    header_ptr->data_len = 1;
>>> -    ckpt_rec_open_ptr->clientId = open_sync_param->client_id;
>>> -    ckpt_rec_open_ptr->streamId = logStream->streamId;
>>> -
>>> -    ckpt_rec_open_ptr->logFile =
>>> -        const_cast<char *>(logStream->fileName.c_str());
>>> -    ckpt_rec_open_ptr->logPath =
>>> -        const_cast<char *>(logStream->pathName.c_str());
>>> - ckpt_rec_open_ptr->logFileCurrent =
>>> -        const_cast<char *>(logStream->logFileCurrent.c_str());
>>> -    ckpt_rec_open_ptr->fileFmt = logStream->logFileFormat;
>>> - ckpt_rec_open_ptr->logStreamName =
>>> -        const_cast<char *>(logStream->name.c_str());
>>> -
>>> - ckpt_rec_open_ptr->maxFileSize = logStream->maxLogFileSize;
>>> - ckpt_rec_open_ptr->maxLogRecordSize = logStream->fixedLogRecordSize;
>>> - ckpt_rec_open_ptr->logFileFullAction = logStream->logFullAction;
>>> - ckpt_rec_open_ptr->maxFilesRotated = logStream->maxFilesRotated;
>>> - ckpt_rec_open_ptr->creationTimeStamp = logStream->creationTimeStamp;
>>> - ckpt_rec_open_ptr->numOpeners = logStream->numOpeners;
>>> -
>>> - ckpt_rec_open_ptr->streamType = logStream->streamType;
>>> - ckpt_rec_open_ptr->logRecordId = logStream->logRecordId;
>>> -
>>> -    async_rc = lgs_ckpt_send_async(cb, ckpt_ptr, NCS_MBCSV_ACT_ADD);
>>> -    if (async_rc == NCSCC_RC_SUCCESS) {
>>> -      TRACE_4("REG_REC ASYNC UPDATE SEND SUCCESS...");
>>> -    }
>>> -  }
>>> -  TRACE_LEAVE2("async_rc = %d", async_rc);
>>> -  return async_rc;
>>> -}
>>> -
>>> -/**
>>>     * Create a new application stream
>>>     *
>>>     * @param open_sync_param[in] Parameters used to create the stream
>>> @@ -1226,8 +1160,9 @@ snd_rsp:
>>>      rc = lgs_mds_msg_send(cb, &msg, &evt->fr_dest, &evt->mds_ctxt,
>>> MDS_SEND_PRIORITY_HIGH);
>>> +  // Checkpoint the opened stream
>>>      if (ais_rv == SA_AIS_OK) {
>>> -    (void)lgs_ckpt_stream_open(cb, logStream, open_sync_param);
>>> + (void)lgs_ckpt_stream_open(logStream, open_sync_param->client_id);
>>>      }
>>>      // These memories are allocated in MDS log open decode callback.
>>> diff --git a/src/log/logd/lgs_imm.cc b/src/log/logd/lgs_imm.cc
>>> index caf0cc92a..2eb3b7544 100644
>>> --- a/src/log/logd/lgs_imm.cc
>>> +++ b/src/log/logd/lgs_imm.cc
>>> @@ -318,43 +318,6 @@ static uint32_t ckpt_stream_config(log_stream_t
>> *stream) {
>>
>>>    }
>>>    /**
>>> - * Pack and send an open stream checkpoint using mbcsv
>>> - * @param stream
>>> - * @return uint32
>>> - */
>>> -static uint32_t ckpt_stream_open(log_stream_t *stream) {
>>> -  uint32_t rc;
>>> -  lgsv_ckpt_msg_v1_t ckpt_v1;
>>> -  lgsv_ckpt_msg_v2_t ckpt_v2;
>>> -  void *ckpt_ptr;
>>> -  lgs_ckpt_stream_open_t *stream_open_ptr;
>>> -  lgsv_ckpt_header_t *header_ptr;
>>> -
>>> -  TRACE_ENTER();
>>> -
>>> -  if (lgs_is_peer_v2()) {
>>> -    memset(&ckpt_v2, 0, sizeof(ckpt_v2));
>>> -    header_ptr = &ckpt_v2.header;
>>> -    stream_open_ptr = &ckpt_v2.ckpt_rec.stream_open;
>>> -    ckpt_ptr = &ckpt_v2;
>>> -  } else {
>>> -    memset(&ckpt_v1, 0, sizeof(ckpt_v1));
>>> -    header_ptr = &ckpt_v1.header;
>>> -    stream_open_ptr = &ckpt_v1.ckpt_rec.stream_open;
>>> -    ckpt_ptr = &ckpt_v1;
>>> -  }
>>> -  header_ptr->ckpt_rec_type = LGS_CKPT_OPEN_STREAM;
>>> -  header_ptr->num_ckpt_records = 1;
>>> -  header_ptr->data_len = 1;
>>> -
>>> -  lgs_ckpt_stream_open_set(stream, stream_open_ptr);
>>> -  rc = lgs_ckpt_send_async(lgs_cb, ckpt_ptr, NCS_MBCSV_ACT_ADD);
>>> -
>>> -  TRACE_LEAVE();
>>> -  return rc;
>>> -}
>>> -
>>> -/**
>>>     * Pack and send a close stream checkpoint using mbcsv
>>>     * @param stream
>>>     * @param recType
>>> @@ -2409,7 +2372,8 @@ static void stream_ccb_apply_create(const
>> CcbUtilOperationData_t *opdata) {
>>
>>>      if ((rc = stream_create_and_configure1(opdata, &stream)) ==
>> SA_AIS_OK) {
>>
>>> log_stream_open_fileinit(stream);
>>> -    ckpt_stream_open(stream);
>>> +    // Checkpoint the opened stream with invalid clientId (-1)
>>> +    lgs_ckpt_stream_open(stream, -1);
>>>      } else {
>>>        LOG_IN("Stream create and configure failed %d", rc);
>>>      }
>>> diff --git a/src/log/logd/lgs_mbcsv.cc b/src/log/logd/lgs_mbcsv.cc
>>> index 59232e138..b94c8cad2 100644
>>> --- a/src/log/logd/lgs_mbcsv.cc
>>> +++ b/src/log/logd/lgs_mbcsv.cc
>>> @@ -670,16 +670,18 @@ static uint32_t
>> ckpt_enc_cold_sync_data(lgs_cb_t *lgs_cb,
>>
>>>    } /*End ckpt_enc_cold_sync_data() */
>>>    /**
>>> - * Set parameters for open stream
>>> + * Set parameters for check-pointing the opened stream
>>>     *
>>>     * @param logStream
>>>     * @param stream_open
>>> + * @param client_id
>>>     * @return
>>>     */
>>> -uint32_t lgs_ckpt_stream_open_set(log_stream_t *logStream,
>>> - lgs_ckpt_stream_open_t *stream_open) {
>>> +void lgs_ckpt_stream_open_set(log_stream_t *logStream,
>>> + lgs_ckpt_stream_open_t *stream_open,
>>> + const uint32_t &client_id) {
>>>      memset(stream_open, 0, sizeof(lgs_ckpt_stream_open_t));
>>> -  stream_open->clientId = -1; /* not used in this message */
>>> +  stream_open->clientId = client_id;
>>>      stream_open->streamId = logStream->streamId;
>>>      stream_open->logFile = const_cast<char
>> *>(logStream->fileName.c_str());
>>
>>>      stream_open->logPath = const_cast<char
>> *>(logStream->pathName.c_str());
>>
>>> @@ -697,8 +699,6 @@ uint32_t lgs_ckpt_stream_open_set(log_stream_t
>> *logStream,
>>
>>>      stream_open->numOpeners = logStream->numOpeners;
>>>      stream_open->streamType = logStream->streamType;
>>>      stream_open->logRecordId = logStream->logRecordId;
>>> -
>>> -  return NCSCC_RC_SUCCESS;
>>>    }
>>>    /**
>>> @@ -737,7 +737,8 @@ static uint32_t edu_enc_streams(lgs_cb_t *cb,
>> NCS_UBAID *uba) {
>>
>>>      SaBoolT endloop = SA_FALSE, jstart = SA_TRUE;
>>>      while ((log_stream_rec = iterate_all_streams(endloop, jstart))
>> && !endloop) {
>>
>>>        jstart = SA_FALSE;
>>> - lgs_ckpt_stream_open_set(log_stream_rec, ckpt_stream_rec);
>>> +    // Encode the stream with invalid clientId for cold sync
>>> + lgs_ckpt_stream_open_set(log_stream_rec, ckpt_stream_rec, -1);
>>>        rc = m_NCS_EDU_EXEC(&cb->edu_hdl, edp_ed_open_stream_rec, uba,
>>> EDP_OP_TYPE_ENC, ckpt_stream_rec, &ederror);
>>> diff --git a/src/log/logd/lgs_mbcsv.h b/src/log/logd/lgs_mbcsv.h
>>> index b63b0cc2d..75a96deb6 100644
>>> --- a/src/log/logd/lgs_mbcsv.h
>>> +++ b/src/log/logd/lgs_mbcsv.h
>>> @@ -113,8 +113,9 @@ bool lgs_is_peer_v6();
>>>    bool lgs_is_split_file_system();
>>>    uint32_t lgs_mbcsv_dispatch(NCS_MBCSV_HDL mbcsv_hdl);
>>>    void lgs_free_edu_mem(char *ptr);
>>> -uint32_t lgs_ckpt_stream_open_set(log_stream_t *logStream,
>>> - lgs_ckpt_stream_open_t *stream_open);
>>> +void lgs_ckpt_stream_open_set(log_stream_t *logStream,
>>> +            lgs_ckpt_stream_open_t *stream_open,
>>> + const uint32_t &client_id);
>>>    uint32_t edp_ed_header_rec(EDU_HDL *edu_hdl, EDU_TKN *edu_tkn,
>> NCSCONTEXT ptr,
>>
>>> uint32_t *ptr_data_len, EDU_BUF_ENV *buf_env,
>>> EDP_OP_TYPE op, EDU_ERR *o_err);
>>> diff --git a/src/log/logd/lgs_stream.cc b/src/log/logd/lgs_stream.cc
>>> index 69da6c10e..26014c936 100644
>>> --- a/src/log/logd/lgs_stream.cc
>>> +++ b/src/log/logd/lgs_stream.cc
>>> @@ -31,9 +31,11 @@
>>>    #include <algorithm>
>>>    #include "log/logd/lgs.h"
>>> -#include "lgs_config.h"
>>> +#include "log/logd/lgs_config.h"
>>>    #include "log/logd/lgs_file.h"
>>>    #include "log/logd/lgs_filehdl.h"
>>> +#include "log/logd/lgs_mbcsv_v1.h"
>>> +#include "log/logd/lgs_mbcsv_v2.h"
>>>    #include "base/osaf_time.h"
>>>    #include "osaf/immutil/immutil.h"
>>> @@ -1597,3 +1599,40 @@ void log_stream_form_dest_names(log_stream_t
>> *stream) {
>>
>>>      }
>>>      stream->stb_dest_names = output;
>>>    }
>>> +
>>> +/**
>>> +* Check-pointing the opened stream
>>> +* @param stream
>>> +* @param client_id
>>> +* @return
>>> +*/
>>> +void lgs_ckpt_stream_open(log_stream_t *stream, const uint32_t
>> &client_id) {
>>
>>> +  uint32_t rc;
>>> +  lgsv_ckpt_msg_v1_t ckpt_v1;
>>> +  lgsv_ckpt_msg_v2_t ckpt_v2;
>>> +  void *ckpt_ptr;
>>> +  lgs_ckpt_stream_open_t *stream_open_ptr;
>>> +  lgsv_ckpt_header_t *header_ptr;
>>> +
>>> +  TRACE_ENTER();
>>> +
>>> +  if (lgs_is_peer_v2()) {
>>> +    memset(&ckpt_v2, 0, sizeof(ckpt_v2));
>>> +    header_ptr = &ckpt_v2.header;
>>> +    stream_open_ptr = &ckpt_v2.ckpt_rec.stream_open;
>>> +    ckpt_ptr = &ckpt_v2;
>>> +  } else {
>>> +    memset(&ckpt_v1, 0, sizeof(ckpt_v1));
>>> +    header_ptr = &ckpt_v1.header;
>>> +    stream_open_ptr = &ckpt_v1.ckpt_rec.stream_open;
>>> +    ckpt_ptr = &ckpt_v1;
>>> +  }
>>> +  header_ptr->ckpt_rec_type = LGS_CKPT_OPEN_STREAM;
>>> +  header_ptr->num_ckpt_records = 1;
>>> +  header_ptr->data_len = 1;
>>> +
>>> +  lgs_ckpt_stream_open_set(stream, stream_open_ptr, client_id);
>>> +  rc = lgs_ckpt_send_async(lgs_cb, ckpt_ptr, NCS_MBCSV_ACT_ADD);
>>> +
>>> +  TRACE_LEAVE2("Check-pointing the opened stream: rc=%d", rc);
>>> +}
>>> diff --git a/src/log/logd/lgs_stream.h b/src/log/logd/lgs_stream.h
>>> index 1ed4b1571..0ef5b7a11 100644
>>> --- a/src/log/logd/lgs_stream.h
>>> +++ b/src/log/logd/lgs_stream.h
>>> @@ -143,4 +143,6 @@ void log_stream_delete_dest_name(log_stream_t
>> *stream,
>>
>>> const std::vector<std::string> &names);
>>>    void log_stream_form_dest_names(log_stream_t *stream);
>>> +void lgs_ckpt_stream_open(log_stream_t *stream, const uint32_t
>> &client_id);
>>
>>> +
>>>    #endif  // LOG_LOGD_LGS_STREAM_H_
>


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