Refresh (#14)

This patch makes sensubility to work with lastest apputils and fixes
few minor things such as:
  - better logging level overriding
  - send messages asynchronously
  - make program react on signals
  - makes CI run again

.github/workflows/integration.yml

@@ -28,4 +28,4 @@ jobs:
       - name: Run integration tests
         run: |
           export PROJECT_ROOT=/root/go/src/github.com/infrawatch/collectd-sensubility
-          docker run -uroot --network host --volume $PWD:$PROJECT_ROOT:z --workdir $PROJECT_ROOT centos:8 bash ci/run_ci.sh
+          docker run -uroot --network host --volume $PWD:$PROJECT_ROOT:z --workdir $PROJECT_ROOT -e GITHUB_HEAD_REF quay.io/centos/centos:stream8 bash ci/run_ci.sh

ci/qdrouterd.conf

@@ -9,3 +9,9 @@ listener {
     authenticatePeer: no
     saslMechanisms: ANONYMOUS
 }
+
+log {
+    module: DEFAULT
+    enable: info
+    timestamp: yes
+}

ci/run_ci.sh

@@ -1,5 +1,5 @@
 #!/bin/env bash
-# CI script for CentOS7 jobs
+# CI script for CentOS8 jobs
 set -ex
 
 # enable required repo(s)
@@ -13,16 +13,32 @@ yum install -y golang
 export GOBIN=$GOPATH/bin
 export PATH=$PATH:$GOBIN
 
-# install sensubility dependencies
-yum install -y qpid-proton-c-devel git
+# install RPM dependencies
+yum install -y qpid-proton-c-devel python3-qpid-proton git /usr/bin/pkill
+
+# qpid-proton is pinned because latest version makes electron panic with:
+# cannot marshal string: overflow: not enough space to encode
+dnf downgrade -y https://cbs.centos.org/kojifiles/packages/qpid-proton/0.35.0/3.el8s/x86_64/qpid-proton-c-0.35.0-3.el8s.x86_64.rpm https://cbs.centos.org/kojifiles/packages/qpid-proton/0.35.0/3.el8s/x86_64/qpid-proton-c-devel-0.35.0-3.el8s.x86_64.rpm https://cbs.centos.org/kojifiles/packages/qpid-proton/0.35.0/3.el8s/x86_64/python3-qpid-proton-0.35.0-3.el8s.x86_64.rpm
+
+# install go.mod dependencies
+go mod tidy
+
+# check if apputils repository has same topic branch
+BRANCH="$(echo ${GITHUB_HEAD_REF#refs/heads/})"
+if git ls-remote --exit-code --heads https://github.com/infrawatch/apputils.git $BRANCH; then
+    pushd ..
+    git clone -b $BRANCH https://github.com/infrawatch/apputils.git
+    popd
+    echo $(grep -m1 github.com/infrawatch/apputils go.mod | awk '{print "replace ", $1, " ", $2, " => ../apputils"}') >> go.mod
+fi
 
 # install collectd-sensubility
 go build -o $GOBIN/collectd-sensubility main/main.go
 
 # install Python part of CI
 export LC_ALL=en_US.UTF-8
 export LANG=en_US.UTF-8
-yum install -y python3 python3-pip python3-qpid-proton
+yum install -y python3 python3-pip
 pip3 install Cython
 pip3 install -r ci/mocks/sensu/requirements.txt
 pip3 install -r ci/mocks/amqp1/requirements.txt