diff options
Diffstat (limited to 'veslibrary/ves_clibrary/VESreporting_vLB/vpp_measurement_reporter.c')
| -rw-r--r-- | veslibrary/ves_clibrary/VESreporting_vLB/vpp_measurement_reporter.c | 333 |
1 files changed, 0 insertions, 333 deletions
diff --git a/veslibrary/ves_clibrary/VESreporting_vLB/vpp_measurement_reporter.c b/veslibrary/ves_clibrary/VESreporting_vLB/vpp_measurement_reporter.c deleted file mode 100644 index 14ca294..0000000 --- a/veslibrary/ves_clibrary/VESreporting_vLB/vpp_measurement_reporter.c +++ /dev/null @@ -1,333 +0,0 @@ - -/*************************************************************************//** - * - * Copyright © 2017 AT&T Intellectual Property. All rights reserved. - * - * 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 <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <string.h> -#include <sys/time.h> -#include <math.h> - -#include "evel.h" - -#define BUFSIZE 128 -#define READ_INTERVAL 10 - -typedef struct dummy_vpp_metrics_struct { - int bytes_in; - int bytes_out; - int packets_in; - int packets_out; -} vpp_metrics_struct; - -void read_vpp_metrics(vpp_metrics_struct *, char *); - -unsigned long long epoch_start = 0; - - -#ifdef DOCKER -int measure_traffic() -{ - - EVEL_ERR_CODES evel_rc = EVEL_SUCCESS; - FILE *fp; - int status; - char count[10]; - time_t rawtime; - struct tm * timeinfo; - char period [21]; - char cmd [100]; - int concurrent_sessions = 0; - int configured_entities = 0; - double mean_request_latency = 0; - double measurement_interval = 1; - double memory_configured = 0; - double memory_used = 0; - int request_rate=0; - char secs [3]; - int sec; - double loadavg; - - printf("Checking app traffic\n"); - time (&rawtime); - timeinfo = localtime (&rawtime); - strftime(period,21,"%d/%b/%Y:%H:%M:",timeinfo); - strftime(secs,3,"%S",timeinfo); - sec = atoi(secs); - if (sec == 0) sec = 59; - sprintf(secs, "%02d", sec); - strncat(period, secs, 21); - // ....x....1....x....2. - // 15/Oct/2016:17:51:19 - strcpy(cmd, "sudo docker logs vHello | grep -c "); - strncat(cmd, period, 100); - - fp = popen(cmd, "r"); - if (fp == NULL) { - EVEL_ERROR("popen failed to execute command"); - } - - if (fgets(count, 10, fp) != NULL) { - request_rate = atoi(count); - printf("Reporting request rate for second: %s as %d\n", period, request_rate); - - } - else { - EVEL_ERROR("New Measurement failed"); - } - printf("Processed measurement\n"); - - status = pclose(fp); - if (status == -1) { - EVEL_ERROR("pclose returned an error"); - } - return request_rate; -} - -#endif - - -int main(int argc, char** argv) -{ - EVEL_ERR_CODES evel_rc = EVEL_SUCCESS; - EVENT_MEASUREMENT* vpp_m = NULL; - EVENT_HEADER* vpp_m_header = NULL; - int bytes_in_this_round; - int bytes_out_this_round; - int packets_in_this_round; - int packets_out_this_round; - vpp_metrics_struct* last_vpp_metrics = malloc(sizeof(vpp_metrics_struct)); - vpp_metrics_struct* curr_vpp_metrics = malloc(sizeof(vpp_metrics_struct)); - struct timeval time_val; - //time_t start_epoch; - //time_t last_epoch; - char hostname[BUFSIZE]; - char* fqdn = argv[1]; - int port = atoi(argv[2]); - char* vnic = argv[3]; - MEASUREMENT_VNIC_PERFORMANCE * vnic_performance = NULL; - - printf("\nVector Packet Processing (VPP) measurement collection\n"); - fflush(stdout); - - if (argc != 4) - { - fprintf(stderr, "Usage: %s <FQDN>|<IP address> <port> <interface>\n", argv[0]); - exit(-1); - } - srand(time(NULL)); - - /**************************************************************************/ - /* Initialize */ - /**************************************************************************/ - if(evel_initialize(fqdn, /* FQDN */ - port, /* Port */ - NULL, /* optional path */ - NULL, /* optional topic */ - 100, /* Ring buffer size */ - 0, /* HTTPS? */ - NULL, /* cert file */ - NULL, /* key file */ - NULL, /* ca info */ - NULL, /* ca file */ - 0, /* verify peer */ - 0, /* verify host */ - "", /* Username */ - "", /* Password */ - NULL, /* Source IP */ - EVEL_SOURCE_VIRTUAL_MACHINE, /* Source type */ - "vLoadBalancer", /* Role */ - 1)) /* Verbosity */ - { - fprintf(stderr, "\nFailed to initialize the EVEL library!!!\n"); - exit(-1); - } - else - { - printf("\nInitialization completed\n"); - } - - gethostname(hostname, BUFSIZE); - memset(last_vpp_metrics, 0, sizeof(vpp_metrics_struct)); - read_vpp_metrics(last_vpp_metrics, vnic); - gettimeofday(&time_val, NULL); - epoch_start = time_val.tv_sec * 1000000 + time_val.tv_usec; - sleep(READ_INTERVAL); - - /***************************************************************************/ - /* Collect metrics from the VNIC */ - /***************************************************************************/ - while(1) { - // Read the number of vDNSs currently active - int active_dns = 0; - FILE* fd = fopen("active_dns.txt", "r"); - while(!feof(fd)) { - if(fscanf(fd, "%d", &active_dns) != 1) /* Avoid infinite loops if the file doesn't contain exactly one number */ - break; - } - - if(fclose(fd)) { - printf("Error when closing file\n"); - return 1; - } - - memset(curr_vpp_metrics, 0, sizeof(vpp_metrics_struct)); - read_vpp_metrics(curr_vpp_metrics, vnic); - - if(active_dns > 0 && (curr_vpp_metrics->bytes_in - last_vpp_metrics->bytes_in > 0)) { - bytes_in_this_round = (int) round((curr_vpp_metrics->bytes_in - last_vpp_metrics->bytes_in) / active_dns); - } - else { - bytes_in_this_round = 0; - } - if(active_dns > 0 && (curr_vpp_metrics->bytes_out - last_vpp_metrics->bytes_out > 0)) { - bytes_out_this_round = (int) round((curr_vpp_metrics->bytes_out - last_vpp_metrics->bytes_out) / active_dns); - } - else { - bytes_out_this_round = 0; - } - if(active_dns > 0 && (curr_vpp_metrics->packets_in - last_vpp_metrics->packets_in > 0)) { - packets_in_this_round = (int) round((curr_vpp_metrics->packets_in - last_vpp_metrics->packets_in) / active_dns); - } - else { - packets_in_this_round = 0; - } - if(active_dns > 0 && (curr_vpp_metrics->packets_out - last_vpp_metrics->packets_out > 0)) { - packets_out_this_round = (int) round((curr_vpp_metrics->packets_out - last_vpp_metrics->packets_out) / active_dns); - } - else { - packets_out_this_round = 0; - } - - vpp_m = evel_new_measurement(READ_INTERVAL,"vLoadBalancer","TrafficStats_1.2.3.4"); - vnic_performance = (MEASUREMENT_VNIC_PERFORMANCE *)evel_measurement_new_vnic_performance("eth0", "true"); - evel_meas_vnic_performance_add(vpp_m, vnic_performance); - - if(vpp_m != NULL) { - printf("New measurement report created...\n"); - - evel_measurement_type_set(vpp_m, "HTTP request rate"); - evel_measurement_request_rate_set(vpp_m, rand()%10000); - - evel_vnic_performance_rx_total_pkt_delta_set(vnic_performance, packets_in_this_round); - evel_vnic_performance_tx_total_pkt_delta_set(vnic_performance, packets_out_this_round); - - evel_vnic_performance_rx_octets_delta_set(vnic_performance, bytes_in_this_round); - evel_vnic_performance_tx_octets_delta_set(vnic_performance, bytes_out_this_round); - - /***************************************************************************/ - /* Set parameters in the MEASUREMENT header packet */ - /***************************************************************************/ - struct timeval tv_now; - gettimeofday(&tv_now, NULL); - unsigned long long epoch_now = tv_now.tv_usec + 1000000 * tv_now.tv_sec; - - //last_epoch = start_epoch + READ_INTERVAL * 1000000; - vpp_m_header = (EVENT_HEADER *)vpp_m; - //vpp_m_header->start_epoch_microsec = start_epoch; - //vpp_m_header->last_epoch_microsec = last_epoch; - evel_start_epoch_set(&vpp_m->header, epoch_start); - evel_last_epoch_set(&vpp_m->header, epoch_now); - epoch_start = epoch_now; - - evel_nfcnamingcode_set(&vpp_m->header, "vVNF"); - evel_nfnamingcode_set(&vpp_m->header, "vVNF"); - //strcpy(vpp_m_header->reporting_entity_id.value, "No UUID available"); - //strcpy(vpp_m_header->reporting_entity_name, hostname); - evel_reporting_entity_name_set(&vpp_m->header, "lbll"); - evel_reporting_entity_id_set(&vpp_m->header, "No UUID available"); - evel_rc = evel_post_event(vpp_m_header); - - if(evel_rc == EVEL_SUCCESS) { - printf("Measurement report correctly sent to the collector!\n"); - } - else { - printf("Post failed %d (%s)\n", evel_rc, evel_error_string()); - } - } - else { - printf("New measurement report failed (%s)\n", evel_error_string()); - } - - last_vpp_metrics->bytes_in = curr_vpp_metrics->bytes_in; - last_vpp_metrics->bytes_out = curr_vpp_metrics->bytes_out; - last_vpp_metrics->packets_in = curr_vpp_metrics->packets_in; - last_vpp_metrics->packets_out = curr_vpp_metrics->packets_out; - //gettimeofday(&time_val, NULL); - //start_epoch = time_val.tv_sec * 1000000 + time_val.tv_usec; - - sleep(READ_INTERVAL); - } - - /***************************************************************************/ - /* Terminate */ - /***************************************************************************/ - sleep(1); - evel_free_measurement(vpp_m); - free(last_vpp_metrics); - free(curr_vpp_metrics); - evel_terminate(); - printf("Terminated\n"); - - return 0; -} - -void read_vpp_metrics(vpp_metrics_struct *vpp_metrics, char *vnic) { - // Define an array of char that contains the parameters of the unix 'cut' command - char* params[] = {"-f3", "-f11", "-f4", "-f12"}; - // Define the unix command to execute in order to read metrics from the vNIC - char* cmd_prefix = "sudo cat /proc/net/dev | grep \""; - char* cmd_mid = "\" | tr -s \' \' | cut -d\' \' "; - char cmd[BUFSIZE]; - // Define other variables - char buf[BUFSIZE]; /* buffer used to store VPP metrics */ - int temp[] = {0, 0, 0, 0}; /* temp array that contains VPP values */ - FILE *fp; /* file descriptor to pipe cmd to shell */ - int i; - - for(i = 0; i < 4; i++) { - // Clear buffers - memset(buf, 0, BUFSIZE); - memset(cmd, 0, BUFSIZE); - // Build shell command to read metrics from the vNIC - strcat(cmd, cmd_prefix); - strcat(cmd, vnic); - strcat(cmd, cmd_mid); - strcat(cmd, params[i]); - - // Open a pipe and read VPP values - if ((fp = popen(cmd, "r")) == NULL) { - printf("Error opening pipe!\n"); - return; - } - - while (fgets(buf, BUFSIZE, fp) != NULL); - temp[i] = atoi(buf); - - if(pclose(fp)) { - printf("Command not found or exited with error status\n"); - return; - } - } - - // Store metrics read from the vNIC in the struct passed from the main function - vpp_metrics->bytes_in = temp[0]; - vpp_metrics->bytes_out = temp[1]; - vpp_metrics->packets_in = temp[2]; - vpp_metrics->packets_out = temp[3]; -} |