SRE-3215 ci: HTTPS_PROXY arg for Docker diagnostic

Add diagnostic about HTTPS_PROXY arg for Docker build

Priority: 2

Signed-off-by: Tomasz Gromadzki <tomasz.gromadzki@hpe.com>

Author: grom72

Jenkinsfile

@@ -19,6 +19,7 @@
 // Then a second PR submitted to comment out the @Library line, and when it
 // is landed, both PR branches can be deleted.
 //@Library(value='pipeline-lib@my_branch_name') _
+@Library(value='pipeline-lib@grom72/sre-3215') _
 
 /* groovylint-disable-next-line CompileStatic */
 job_status_internal = [:]

vars/dockerBuildArgs.groovy

@@ -71,12 +71,16 @@ String call(Map config = [:]) {
 
     String https_proxy = ''
     if (env.DAOS_HTTPS_PROXY) {
+        println "DAOS_HTTPS_PROXY: $DAOS_HTTPS_PROXY"
         https_proxy = env.DAOS_HTTPS_PROXY
     } else if (env.HTTPS_PROXY) {
+        println "HTTPS_PROXY: $HTTPS_PROXY"
         https_proxy = env.HTTPS_PROXY
     }
     if (https_proxy) {
         ret_str += ' --build-arg HTTPS_PROXY' + '="' + https_proxy + '"'
+    } else {
+        println "WARNING: Missing HTTPS_PROXY variable in Docker build arguments"
     }
 
     if (config['qb']) {