diff options
Diffstat (limited to 'controller/main.c')
| -rw-r--r-- | controller/main.c | 63 |
1 files changed, 52 insertions, 11 deletions
diff --git a/controller/main.c b/controller/main.c index 2e37e76..d289ce9 100644 --- a/controller/main.c +++ b/controller/main.c @@ -22,6 +22,8 @@ static bool writeall(int sock,const char *data,i64 len){ return true; } +FILE *logfile=NULL; + struct frame_process { pid_t pid; i64 namelen; @@ -48,7 +50,35 @@ static i32 deserialise4(const u8 *buf){ } static void process_frame(const struct data_frame *frame){ - fprintf(stderr,"%s: (%" PRIi64 ")\n",ctime(&frame->stamp.tv_sec),frame->numpids); + fprintf(logfile,"{\"stamp\":[%" PRIi64 ",%d],\"procs\":[", + (i64)frame->stamp.tv_sec,frame->stamp.tv_usec); + for(i64 i=0;i<frame->numpids;i++){ + const struct frame_process *p=&frame->procs[i]; + if(i!=0)fputc(',',logfile); + fprintf(logfile,"{\"pid\":%d,\"name\":\"",p->pid); + for(i64 j=0;j<p->namelen;j++){ + if(p->name[j]>=32&&p->name[j]<=126&&p->name[j]!='"'&&p->name[j]!='\\'){ + fputc(p->name[j],logfile); + } else { + fprintf(logfile,"\\x%c%c", + "0123456789abcdef"[(unsigned char)p->name[j]/16], + "0123456789abcdef"[(unsigned char)p->name[j]%16]); + } + } + fprintf(logfile,"\",\"usertime\":%" PRIi64 ",\"systime\":%" PRIi64 ",\"rss\":%" PRIi64 "}", + p->usertime,p->systime,p->rss); + } + fprintf(logfile,"]}\n"); + + /*char buf[26]; + memcpy(buf,ctime(&frame->stamp.tv_sec),26); + buf[24]='\0'; + fprintf(stderr,"%s: (%" PRIi64 ")\n",buf,frame->numpids); + for(i64 i=0;i<frame->numpids;i++){ + const struct frame_process *p=&frame->procs[i]; + fprintf(stderr," (%d) \"%s\" u=%.2f s=%.2f rss=%" PRIi64 "\n", + p->pid,p->name,p->usertime/1000000000.0,p->systime/1000000000.0,p->rss); + }*/ } static i64 read_frame(const u8 *buffer,i64 len){ @@ -58,7 +88,7 @@ static i64 read_frame(const u8 *buffer,i64 len){ frame->stamp.tv_usec=deserialise4(buffer+8); i64 numpids=frame->numpids=deserialise8(buffer+12); i64 cursor=20; - fprintf(stderr,"numpids=%" PRIi64 "\n",numpids); + // fprintf(stderr,"numpids=%" PRIi64 "\n",numpids); if(len-cursor<numpids*36){ free(frame); return 0; @@ -68,22 +98,23 @@ static i64 read_frame(const u8 *buffer,i64 len){ i64 pi; for(pi=0;pi<frame->numpids;pi++){ - fprintf(stderr,"pi=%" PRIi64 "\n",pi); + // fprintf(stderr,"pi=%" PRIi64 "\n",pi); if(len-cursor<36){ - fprintf(stderr,"insuff: pi\n"); + // fprintf(stderr,"insuff: pi\n"); goto insufficient_data; } frame->procs[pi].pid=deserialise4(buffer+cursor); cursor+=4; i64 namelen=frame->procs[pi].namelen=deserialise8(buffer+cursor); cursor+=8; - fprintf(stderr," pid=%d namelen=%" PRIi64 "\n",frame->procs[pi].pid,namelen); + // fprintf(stderr," pid=%d namelen=%" PRIi64 "\n",frame->procs[pi].pid,namelen); if(len-cursor<namelen+24){ - fprintf(stderr,"insuff: namelen\n"); + // fprintf(stderr,"insuff: namelen\n"); goto insufficient_data; } frame->procs[pi].name=malloc(namelen+1,char); memcpy(frame->procs[pi].name,buffer+cursor,namelen); + frame->procs[pi].name[namelen]='\0'; cursor+=namelen; frame->procs[pi].usertime=deserialise8(buffer+cursor); cursor+=8; @@ -115,7 +146,7 @@ static void frame_data_sink(u8 *newdata,i64 newdatalen,void *payload){ static u8 *buffer=NULL; static i64 buffersize=0,bufferlen=0; - fprintf(stderr,"frame_data_sink(len=%" PRIi64 ")\n",newdatalen); + // fprintf(stderr,"frame_data_sink(len=%" PRIi64 ")\n",newdatalen); if(buffer==NULL){ buffersize=4096; @@ -142,8 +173,18 @@ static void frame_data_sink(u8 *newdata,i64 newdatalen,void *payload){ } int main(int argc,char **argv){ - if(argc!=2&&argc!=3){ - fprintf(stderr,"Usage: %s <ip addr> [port=57575]\n",argv[0]); + if(argc<3||argc>4){ + fprintf(stderr,"Usage: %s <logfile> <ip addr> [port=57575]\n",argv[0]); + return 1; + } + + const char *logfname=argv[1]; + const char *ipaddr=argv[2]; + const char *port=argc==4?argv[4]:"57575"; + + logfile=fopen(logfname,"w"); + if(logfile==NULL){ + fprintf(stderr,"Cannot open log file '%s'\n",logfname); return 1; } @@ -151,7 +192,7 @@ int main(int argc,char **argv){ memset(&hints,0,sizeof(hints)); hints.ai_family=AF_UNSPEC; hints.ai_socktype=SOCK_STREAM; - int ret=getaddrinfo(argv[1],argc==3?argv[2]:"57575",&hints,&res); + int ret=getaddrinfo(ipaddr,port,&hints,&res); if(ret!=0){ fprintf(stderr,"getaddrinfo: %s\n",gai_strerror(ret)); return 1; @@ -229,7 +270,7 @@ int main(int argc,char **argv){ fprintf(stderr,"End-of-file on socket\n"); break; } - fprintf(stderr,"unzbuffer_write(nr=%" PRIi64 ")\n",nr); + // fprintf(stderr,"unzbuffer_write(nr=%" PRIi64 ")\n",nr); if(!unzbuffer_write(z,buf,nr)){ haderror=true; break; |