fix E2E test by setting scrape_interval to 10s and adding fqdn flag

Signed-off-by: SagiROosto <sagi.rosenthal@oosto.com>

Author: SagiROosto

.circleci/config.yml

@@ -23,7 +23,7 @@ jobs:
           command: |
             cat \<< EOF > prometheus.yml
             global:
-              scrape_interval: 1s
+              scrape_interval: 10s
             scrape_configs:
               - job_name: pushprox
                 proxy_url: http://127.0.0.1:8080

end-to-end-test.sh

@@ -29,7 +29,7 @@ while ! curl -s -f -L http://localhost:8080/clients; do
   sleep 2
 done
 
-./pushprox-client  --log.level=debug --proxy-url=http://localhost:8080 &
+./pushprox-client  --log.level=debug --proxy-url=http://localhost:8080 --fqdn $(hostname) &
 echo $! > "${tmpdir}/client.pid"
 while [ "$(curl -s -L 'http://localhost:8080/clients' | jq 'length')" != '1' ] ; do
   echo 'Waiting for client'