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【IRIS文件模式】处理乱序到达的情况：无论增量或全量的index中table文件按不存在，maat不变更版本号，重试至table文件到达，或更高版本的全量index到达。

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This commit is contained in:
zhengchao
2017-09-16 15:02:12 +08:00
parent d8a07889ae
commit c1fbb6f7be
2 changed files with 21 additions and 4 deletions
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23
src/entry/config_monitor.cpp
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@@ -5,6 +5,7 @@
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <openssl/evp.h>
#define module_config_monitor (module_name_str("MAAT_FILE_MONITOR"))
@@ -292,7 +293,7 @@ int get_new_idx_path(unsigned int current_version,const char*file_dir,void* log
*idx_num=1;
update_type=CM_UPDATE_TYPE_FULL;
}
//inc update,it's possible that do inc after full update in this function,but we'll process it at next call.
//inc update,it's possible that do inc after full update in this function,but we'll process it at next loop.
else if(latest_inc_version>current_version)
{
@@ -327,6 +328,7 @@ int cm_read_cfg_index_file(const char* path,struct cm_table_info_t* idx,int size
fp=fopen(path,"r");
int ret=0,i=0;
char line[MAX_CONFIG_LINE];
struct stat file_info;
while(!feof(fp))
{
memset(line,0,sizeof(line));
@@ -335,10 +337,19 @@ int cm_read_cfg_index_file(const char* path,struct cm_table_info_t* idx,int size
,&(idx[i].cfg_num)
,idx[i].cfg_path
,idx[i].encryp_algorithm);
if((ret==3||ret==4)&&idx[i].cfg_num>=0)//jump over empty line
if(!(ret==3||ret==4)||idx[i].cfg_num==0)//jump over empty line
{
i++;
continue;
}
ret=stat(idx[i].cfg_path,&file_info);
if(ret!=0)
{
MESA_handle_runtime_log(logger,RLOG_LV_FATAL,module_config_monitor ,"%s of %s not exisit",
idx[i].cfg_path,
path);
return -1;
}
i++;
if(i==size)
{
MESA_handle_runtime_log(logger,RLOG_LV_FATAL,module_config_monitor ,"Too much lines in %s",path);
@@ -468,6 +479,12 @@ void config_monitor_traverse(unsigned int version,const char*idx_dir,
MESA_handle_runtime_log(logger,RLOG_LV_INFO,module_config_monitor ,
"load %s",idx_path_array[i]);
table_num=cm_read_cfg_index_file(idx_path_array[i],table_array, CM_MAX_TABLE_NUM,logger);
if(table_num<0)
{
MESA_handle_runtime_log(logger,RLOG_LV_INFO,module_config_monitor ,
"load %s faild, abandon udpate.",idx_path_array[i]);
break;
}
table_filename=path2filename(idx_path_array[i]);
sscanf(table_filename,"%[a-zA-Z]_config_index.%u",str_not_care,&new_version);
start(new_version,update_type,u_para);