debian: define extra env vars for docker apps

Define additional environment variables required by docker image build
scripts:

- DEBIAN_SECURITY_SNAPSHOT: stable snapshot URL for the security repo
- DEBIAN_DISTRIBUTION: repo distribution ID (bullseye)

TESTS
===================

- Restart pods using stx-init-env, make sure the new env vars are
  defined in builder pod

Story: 2009897
Task: 45180

Change-Id: Ifbbb3f82983d3bb1cd8747f1cf117e2f9214e871
Signed-off-by: Davlet Panech <davlet.panech@windriver.com>

stx.conf.sample

@@ -8,7 +8,9 @@ proxyport = 8080
 buildbranch = master
 manifest = default.xml
 ostree_osname = debian
+debian_distribution = bullseye
 debian_snapshot = http://snapshot.debian.org/archive/debian/20220331T000000Z
+debian_security_snapshot = http://snapshot.debian.org/archive/debian-security/20220331T000000Z
 
 [builder]
 uid = 1000

stx/lib/stx/stx_control.py

@@ -88,6 +88,8 @@ class HandleControlTask:
         dsclist = self.config.get('repomgr', 'dsclist')
         ostree_osname = self.config.get('project', 'ostree_osname')
         debian_snapshot = self.config.get('project', 'debian_snapshot')
+        debian_security_snapshot = self.config.get('project', 'debian_security_snapshot')
+        debian_distribution = self.config.get('project', 'debian_distribution')
         if sourceslist:
             if not (deblist or dsclist):
                 self.logger.warning('*************************************\
@@ -161,6 +163,8 @@ stx-pkgbuilder/configmap/')
                 line = line.replace("@CENGNSTRATEGY@", cengnstrategy)
                 line = line.replace("@OSTREE_OSNAME@", ostree_osname)
                 line = line.replace("@DEBIAN_SNAPSHOT@", debian_snapshot)
+                line = line.replace("@DEBIAN_SECURITY_SNAPSHOT@", debian_security_snapshot)
+                line = line.replace("@DEBIAN_DISTRIBUTION@", debian_distribution)
                 line = line.replace("@MAX_CPUS@", max_cpus)
                 if sourceslist:
                     line = line.replace("@fetch@", "true")

stx/stx-build-tools-chart/stx-builder/configmap/localrc.sample

@@ -55,6 +55,10 @@ export BUILDER_URL=http://@PROJECT@-stx-pkgbuilder:8080/pkgbuilder/
 
 export OSTREE_OSNAME=@OSTREE_OSNAME@
 
-export DEBIAN_SNAPSHOT=@DEBIAN_SNAPSHOT@
+export DEBIAN_SNAPSHOT="@DEBIAN_SNAPSHOT@"
+
+export DEBIAN_SECURITY_SNAPSHOT="@DEBIAN_SECURITY_SNAPSHOT@"
+
+export DEBIAN_DISTRIBUTION="@DEBIAN_DISTRIBUTION@"
 
 export MAX_CPUS=@MAX_CPUS@