--- /dev/null
+/* ------------------------------------------------
+ Copyright 2014 AT&T Intellectual Property
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+ ------------------------------------------- */
+#include <time.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/time.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include "errno.h"
+
+#include "gsconfig.h"
+#include "gshub.h"
+#include "gstypes.h"
+#include "lapp.h"
+#include "fta.h"
+#include "stdio.h"
+#include "stdlib.h"
+#include "packet.h"
+#include "schemaparser.h"
+#include "lfta/rts.h"
+
+void rts_fta_process_packet(struct packet * p);
+void rts_fta_done();
+void fta_init(gs_sp_t device);
+
+
+#define CSVMAXLINE 1000000
+
+static FILE *pd;
+static int listensockfd=-1;
+static int fd=-1;
+static struct packet cur_packet;
+static gs_sp_t name;
+static gs_uint8_t line[CSVMAXLINE];
+static gs_uint32_t lineend=0;
+static gs_uint8_t csvdel=',';
+static gs_uint32_t verbose=0;
+static gs_uint32_t startupdelay=0;
+static gs_uint32_t singlefile=0;
+static gs_uint32_t gshub=0;
+static int socket_desc=0;
+
+static void csv_replay_check_messages() {
+ if (fta_start_service(0)<0) {
+ print_error("Error:in processing the msg queue for a replay file");
+ exit(9);
+ }
+}
+
+static gs_uint32_t gs_read_line(gs_uint8_t * buffer, gs_uint32_t length){
+ gs_uint32_t used=0;
+ gs_uint32_t cur;
+ fd_set socket_rset;
+ fd_set socket_eset;
+ struct timeval socket_timeout;
+ int retval;
+
+ FD_ZERO(&socket_rset);
+ FD_SET(socket_desc,&socket_rset);
+ FD_ZERO(&socket_eset);
+ FD_SET(socket_desc,&socket_eset);
+ // timeout in one millisecon
+ socket_timeout.tv_sec=0;
+ socket_timeout.tv_usec=1000;
+
+ if ((retval=select(socket_desc+1,&socket_rset,0,&socket_eset,&socket_timeout))<=0) {
+ if (retval==0) {
+ // caught a timeout
+ return -1;
+ }
+ return -2;
+ }
+
+ while((used < (length-1)) && ((used==0)|| (buffer[used-1]!='\n'))) {
+ if ((cur=read(socket_desc,&(buffer[used]),1))<=0) {
+ print_error("ERROR:could not read data from gdat stream");
+ return -2;
+ }
+ used+=cur;
+ }
+ buffer[used]=0;
+ return 0;
+}
+
+static void init_socket() {
+ endpoint gshub;
+ endpoint srcinfo;
+ struct sockaddr_in server;
+ gs_int32_t parserversion;
+ gs_uint32_t schemalen;
+ static char * asciischema=0;
+ gs_int8_t buf[1024];
+
+ if (get_hub(&gshub)!=0) {
+ print_error("ERROR:could not find gshub for data source");
+ exit(0);
+ }
+
+ if (get_streamsource(gshub,name,&srcinfo,1) !=0) {
+ print_error("ERROR:could not find data source for stream\n");
+ exit(0);
+ }
+
+ socket_desc = socket(AF_INET , SOCK_STREAM , 0);
+ if (socket_desc == -1)
+ {
+ print_error("ERROR:could not create socket for data stream");
+ exit(0);
+ }
+ server.sin_addr.s_addr = srcinfo.ip;
+ server.sin_family = AF_INET;
+ server.sin_port = srcinfo.port;
+
+ if (connect(socket_desc , (struct sockaddr *)&server , sizeof(server)) < 0)
+ {
+ print_error("ERROR: could not open connection to data source");
+ exit(0);
+ }
+
+}
+
+static void next_file() {
+ struct stat s;
+ if (verbose) {
+ fprintf(stderr,"Opening %s\n",name);
+ }
+ if (singlefile==0) {
+ while (lstat(name,&s)!=0) {
+ if (errno!=ENOENT) {
+ print_error("csv::lstat unexpected return value");
+ exit(10);
+ }
+ csv_replay_check_messages();
+ usleep(10000);
+ }
+ if (pd!=0) {
+ fclose(pd);
+ }
+ }
+ if ((pd=fopen(name,"r"))==0) {
+ print_error("csv::open failed ");
+ exit(10);
+ }
+ if (singlefile==0) {
+ unlink(name);
+ }
+}
+
+
+static gs_retval_t csv_replay_init(gs_sp_t device)
+{
+ gs_sp_t verbosetmp;
+ gs_sp_t delaytmp;
+ gs_sp_t gshubtmp;
+ gs_sp_t tempdel;
+ gs_sp_t singlefiletmp;
+
+ if ((name=get_iface_properties(device,"filename"))==0) {
+ print_error("csv_init::No CSV \"Filename\" defined");
+ exit(0);
+ }
+ tempdel=get_iface_properties(device,"csvseparator");
+ if (tempdel != 0 ) {
+ csvdel=(gs_uint8_t) tempdel[0];
+ }
+
+ if ((verbosetmp=get_iface_properties(device,"verbose"))!=0) {
+ if (strncmp(verbosetmp,"TRUE",4)==0) {
+ verbose=1;
+ fprintf(stderr,"VERBOSE ENABLED\n");
+ } else {
+ fprintf(stderr,"VERBOSE DISABLED\n");
+ }
+ }
+ if ((singlefiletmp=get_iface_properties(device,"singlefile"))!=0) {
+ if (strncmp(singlefiletmp,"TRUE",4)==0) {
+ singlefile=1;
+ if (verbose)
+ fprintf(stderr,"SINGLEFILE ENABLED\n");
+ } else {
+ if (verbose)
+ fprintf(stderr,"SINGLEFILE DISABLED\n");
+ }
+ }
+
+ if ((delaytmp=get_iface_properties(device,"startupdelay"))!=0) {
+ if (verbose) {
+ fprintf(stderr,"Startup delay of %u seconds\n",atoi(get_iface_properties(device,"startupdelay")));
+ }
+ startupdelay=atoi(get_iface_properties(device,"startupdelay"));
+ }
+ if ((gshubtmp=get_iface_properties(device,"gshub"))!=0) {
+ if (verbose) {
+ fprintf(stderr,"GDAT format using gshub\n");
+ }
+ gshub=1;
+ }
+
+ cur_packet.ptype=PTYPE_CSV;
+ return 0;
+}
+
+static gs_retval_t csv_read_socket()
+{
+ gs_uint32_t i;
+ gs_uint32_t p;
+ gs_uint32_t x;
+ gs_int32_t r;
+ gs_retval_t ret;
+ gs_uint32_t done;
+
+ if ((ret=gs_read_line(line,CSVMAXLINE-1))<0) { return ret;}
+ cur_packet.systemTime=time(0);
+ p=0;
+ i=0;
+ done=0;
+ while((done==0)&&(i<CSVMAXLINE)&&(line[i]!=0)&&(p<CSVELEMENTS)){
+ cur_packet.record.csv.fields[p]=&line[i];
+ p++;
+ while((line[i] != 0) && (line[i] != csvdel)) {
+ i++;
+ }
+ if (line[i]==0) done=1;
+ line[i]=0;
+ i++;
+ }
+ cur_packet.record.csv.numberfields=p;
+ //fprintf(stderr,"XX,%s,%s,%u,%u\n",cur_packet.record.csv.fields[0],cur_packet.record.csv.fields[1],x,lineend);
+ rts_fta_process_packet(&cur_packet);
+ if (lineend>x+1) {
+ memcpy(&(line[0]),&(line[x+1]),lineend-x-1);
+ lineend=lineend-x-1;
+ } else {
+ lineend=0;
+ }
+ line[lineend]=0;
+ return 0;
+ }
+
+ static void csv_read_tuple()
+ {
+ gs_uint32_t i=0;
+ gs_uint32_t p=0;
+ gs_uint32_t flen=0;
+ if (pd==0) next_file();
+ while(fgets((char *)&(line[0]),CSVMAXLINE,pd)==0) {
+ if (singlefile==1) {
+ if(verbose) {
+ fprintf(stderr,"SINGLEFILE PROCESSING DONE!\n");
+ }
+ rts_fta_done();
+ if (verbose) {
+ fprintf(stderr,"RTS SAYS BY\n");
+ }
+ while(1==1) sleep(1);
+ } else {
+ next_file();
+ }
+ }
+ cur_packet.systemTime=time(0);
+ while((i<CSVMAXLINE)&&(line[i]!=0)&&(p<CSVELEMENTS)){
+ cur_packet.record.csv.fields[p]=&line[i];
+ p++;
+ while((line[i] != 0) && (line[i] != csvdel)) {
+ i++;
+ }
+ if(line[i] != 0){
+ line[i]=0;
+ i++;
+ }
+ }
+ // Get rid of trailing \n and \r.
+ while(i>0 && (line[i-1] == '\n' || line[i-1] == '\r')){
+ i--;
+ line[i] = '\0';
+ }
+ cur_packet.record.csv.numberfields=p;
+ rts_fta_process_packet(&cur_packet);
+ }
+
+
+
+
+
+ static gs_retval_t csv_process_file()
+ {
+ unsigned cnt=0;
+ static unsigned totalcnt=0;
+ for(cnt=0;cnt<50000;cnt++) {
+ if (gshub!=0) {
+ gs_retval_t retval;
+ retval=csv_read_socket();
+ if (retval==-1) return 0; // got a timeout so service message queue
+ if ((retval==-2) || (ftaschema_is_eof_tuple(cur_packet.record.gdat.schema,(void *)cur_packet.record.gdat.data))) {
+ // we signal that everything is done if we either see an EOF tuple OR the socket is closed by the peer
+ if (verbose)
+ fprintf(stderr,"Done processing waiting for things to shut down\n");
+ rts_fta_done();
+ // now just service message queue until we get killed or loose connectivity
+ while (0==0) {
+ fta_start_service(0); // service all waiting messages
+ usleep(1000); // sleep a millisecond
+ }
+ }
+ } else {
+ csv_read_tuple();
+ }
+ }
+ totalcnt=totalcnt+cnt;
+ if (verbose) {
+ fprintf(stderr,"Processesd %u tuple\n",totalcnt);
+ }
+ return 0;
+ }
+
+ gs_retval_t main_csv(gs_int32_t devicenum, gs_sp_t device, gs_int32_t mapcnt, gs_sp_t map[]) {
+ gs_uint32_t cont;
+ endpoint mygshub;
+
+ csv_replay_init(device);
+
+ /* initalize host_lib */
+ if (verbose) {
+ fprintf(stderr,"Init LFTAs for %s\n",device);
+ }
+
+ if (hostlib_init(LFTA,0,devicenum,mapcnt,map)<0) {
+ fprintf(stderr,"%s::error:could not initiate host lib for clearinghouse\n",
+ device);
+ exit(7);
+ }
+
+ fta_init(device); /*xxx probably should get error code back put Ted doesn't give me one*/
+
+ cont=startupdelay+time(0);
+
+ if (verbose) { fprintf(stderr,"Start startup delay"); }
+
+ while (cont>time(NULL)) {
+ if (fta_start_service(0)<0) {
+ fprintf(stderr,"%s::error:in processing the msg queue\n",
+ device);
+ exit(9);
+ }
+ usleep(1000); /* sleep for one millisecond */
+ }
+
+ if (verbose) { fprintf(stderr,"... Done\n"); }
+
+ // open the connection to the data source
+ if (gshub!=0) { init_socket();}
+
+ // wait to process till we get the signal from GSHUB
+ if (get_hub(&mygshub)!=0) {
+ print_error("ERROR:could not find gshub for data source");
+ exit(0);
+ }
+ while(get_startprocessing(mygshub,get_instance_name(),0)!=0) {
+ usleep(100);
+ if (fta_start_service(0)<0) {
+ fprintf(stderr,"%s::error:in processing the msg queue\n",
+ device);
+ exit(9);
+ }
+ }
+
+ /* now we enter an endless loop to process data */
+ if (verbose) {
+ fprintf(stderr,"Start processing %s\n",device);
+ }
+
+ while (1==1) {
+ if (csv_process_file()<0) {
+ fprintf(stderr,"%s::error:in processing packets\n",
+ device);
+ exit(8);
+ }
+ /* process all messages on the message queue*/
+ if (fta_start_service(0)<0) {
+ fprintf(stderr,"%s::error:in processing the msg queue\n",
+ device);
+ exit(9);
+ }
+ }
+ return 0;
+ }
+
+