Example lets user interact

examples/tasks/README.md

@@ -13,7 +13,11 @@ Running the sample is as *easy* as running the script `./run-mock-psutil.sh`.
 ## Files
 
 - [run-mock-psutil.sh](run-mock-psutil.sh) 
-    - The example is launched with this script     
+    - The example is launched with this script
+- [mock-psutil.sh](mock-psutil.sh)
+    - Downloads `snapd`, `snapctl`, `snap-plugin-collector-psutil`,
+    `snap-plugin-publisher-mock-file`, `snap-plugin-processor-passthru` and starts the task
+    [task-psutil.json](task-mpsutil.json).
 - [task-psutil.json](task-psutil.json)
     - Snap task definition
 - [.setup.sh](.setup.sh)

examples/tasks/mock-psutil.sh

@@ -0,0 +1,53 @@
+#!/bin/bash
+
+set -e
+set -u
+set -o pipefail
+
+# get the directory the script exists in
+__dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+# source the common bash script 
+. "${__dir}/../../scripts/common.sh"
+
+# ensure PLUGIN_PATH is set
+TMPDIR=${TMPDIR:-"/tmp"}
+PLUGIN_PATH=${PLUGIN_PATH:-"${TMPDIR}/snap/plugins"}
+mkdir -p $PLUGIN_PATH
+
+_info "downloading plugins"
+(cd $PLUGIN_PATH && curl -sSO http://snap.ci.snap-telemetry.io/snap/master/latest/snap-plugin-publisher-mock-file && chmod 755 snap-plugin-publisher-mock-file)
+(cd $PLUGIN_PATH && curl -sSO http://snap.ci.snap-telemetry.io/snap/master/latest/snap-plugin-processor-passthru && chmod 755 snap-plugin-processor-passthru)
+(cd $PLUGIN_PATH && curl -sSO http://snap.ci.snap-telemetry.io/plugin/build/latest/snap-plugin-collector-psutil && chmod 755 snap-plugin-collector-psutil)
+
+SNAP_FLAG=0
+
+# this block will wait check if snapctl and snapd are loaded before the plugins are loaded and the task is started
+ for i in `seq 1 5`; do
+             if [[ -f /usr/local/bin/snapctl && -f /usr/local/bin/snapd ]];
+                then
+
+                    _info "loading plugins"
+                    snapctl plugin load "${PLUGIN_PATH}/snap-plugin-publisher-mock-file"
+                    snapctl plugin load "${PLUGIN_PATH}/snap-plugin-collector-psutil"
+                    snapctl plugin load "${PLUGIN_PATH}/snap-plugin-processor-passthru"
+
+                    _info "creating and starting a task"
+                    snapctl task create -t "${__dir}/task-psutil.json"
+
+                    SNAP_FLAG=1
+
+                    break
+             fi 
+
+        _info "snapctl and/or snapd are unavailable, sleeping for 3 seconds" 
+        sleep 3
+done 
+
+
+# check if snapctl/snapd have loaded
+if [ $SNAP_FLAG -eq 0 ]
+    then
+     echo "Could not load snapctl or snapd"
+     exit 1
+fi

examples/tasks/run-mock-psutil.sh

@@ -5,21 +5,17 @@ set -u
 set -o pipefail
 
 # get the directory the script exists in
-__dir="$(cd ../../scripts/docker/large && pwd)"
-__proj_dir="$(cd ../../ && pwd)"
+#__dir="$(cd ../../scripts/docker/large && pwd)"
+__dir=$(cd $(dirname ${BASH_SOURCE[0]})/../../scripts/docker/large && pwd)
+__proj_dir="$(cd $(dirname ${BASH_SOURCE[0]})/../../ && pwd)"
+__proj_name="$(basename $__proj_dir)"
 
 export PLUGIN_SRC="${__proj_dir}"
 
 # verifies dependencies and starts influxdb
 . "${__proj_dir}/examples/tasks/.setup.sh"
 
-# start the influxdb container
-(cd $__dir && docker-compose up)
-
-# clean up containers on exit
-function finish {
-  (cd $__dir && docker-compose down)
-}
-trap finish EXIT INT TERM
-
-
+# downloads plugins, starts snap, load plugins and start a task
+__id=$(docker run -e SNAP_VERSION=latest -d -v ${PLUGIN_SRC}:/${__proj_name} --net=host intelsdi/snap:alpine)
+docker exec -it ${__id} bash -c "PLUGIN_PATH=/etc/snap/plugins /${__proj_name}/examples/tasks/mock-psutil.sh && printf \"\n\nhint: type 'snapctl task list'\ntype 'exit' when your done\n\n\" && bash"
+docker kill ${__id}