builder: do not emerge preserved rebuild if PRETEND is set

This reverts commit 575ec04147.

builder

@@ -40,6 +40,7 @@ my $remote_overlay            = $ENV{REMOTE_OVERLAY};
 my $qualityassurance_checks   = $ENV{QA_CHECKS} // 0;
 my $remote_conf_portdir       = $ENV{REMOTE_CONF_PORTDIR};
 my $remote_portdir            = $ENV{REMOTE_PORTDIR};
+my $pretend                   = $ENV{PRETEND} // 0;
 
 my $make_conf = $ENV{MAKE_CONF};
 
@@ -523,7 +524,8 @@ if ($use_equo) {
         safe_call("equo i $equo_install_args --bdeps $_")
             for ( @packages_deps, @equo_install )
             ; ## bail out here, if installs fails. emerge will compile a LOT of stuff
-        if ( @equo_remove > 0 ) {
+        if ( @equo_remove > 0 and !$pretend) {
+            say "Removing with equo: @equo_remove";
             system("equo rm --nodeps $_") for (@equo_remove);
         }
     }
@@ -548,12 +550,19 @@ if ( $qualityassurance_checks == 1 ) {
 
 say "*** Ready to compile, finger crossed ***";
 
+if($pretend){
+  say "----> PRETEND mode <----";
+  $equo_install_args.=" -p";
+  $emerge_defaults_args.=" -p"
+}
+
 system("emerge --info")
     ; #always give detailed information about the building environment, helpful to debug
 
 my $rt;
 
-if ( $emerge_remove and $emerge_remove ne "" ) {
+if ( $emerge_remove and $emerge_remove ne "" and !$pretend) {
+    say "Removing with emerge: $emerge_remove";
     system("emerge -C $_") for split( / /, $emerge_remove );
 }
 
@@ -570,7 +579,7 @@ my $return = $rt >> 8;
 # best effort -B
 compile_packs( "injected_targets", @injected_packages );
 
-if ($preserved_rebuild) {
+if ($preserved_rebuild and !$pretend) {
 
     system("emerge -j $jobs --buildpkg \@preserved-rebuild");
     system("revdep-rebuild");

sabayon-buildpackages

@@ -8,7 +8,7 @@ MAKE_CONF="${MAKE_CONF:-$SAB_WORKSPACE/specs/make.conf}"
 OUTPUT_DIR="${OUTPUT_DIR:-$SAB_WORKSPACE/portage_artifacts/}"
 LOCAL_OVERLAY="${LOCAL_OVERLAY:-$SAB_WORKSPACE/local_overlay}"
 ENTROPY_REPOSITORY="${ENTROPY_REPOSITORY:-main}" # Can be weekly, main, testing
-DOCKER_OPTS="${DOCKER_OPTS:--ti --rm}"
+DOCKER_OPTS="${DOCKER_OPTS:--ti --rm --cap-add=SYS_PTRACE}"
 
 . /sbin/sabayondevkit-functions.sh
 
@@ -56,6 +56,7 @@ docker_volumes=( -v "$OUTPUT_DIR:/usr/portage/packages" )
 [ -z "$REMOTE_CONF_PORTDIR" ] || docker_env+=(-e "REMOTE_CONF_PORTDIR=$REMOTE_CONF_PORTDIR")
 [ -z "$REMOTE_PORTDIR" ] || docker_env+=(-e "REMOTE_PORTDIR=$REMOTE_PORTDIR")
 [ -z "$ETP_NOCACHE" ] || docker_env+=(-e "ETP_NOCACHE=$ETP_NOCACHE")
+[ -z "$PRETEND" ] || docker_env+=(-e "PRETEND=$PRETEND")
 [ -d "$LOCAL_OVERLAY" ] && docker_volumes+=(-v "$LOCAL_OVERLAY:/usr/local/local_portage")
 
 if [ -e $MAKE_CONF ]; then

sabayondevkit-functions.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 check_docker_requirements(){
   if [ "$(id -u)" != "0" ]; then
     groups | grep -q docker || echo "--> If you are not running the script as root, your user should be in the docker group to use it. (sudo gpasswd -a $USER docker)"
@@ -12,12 +14,12 @@ die() { echo "$@" 1>&2 ; exit 1; }
 build_sync() {
   layman -S
   emerge --sync
-  eix-update || exit 1
+  eix-update
   pushd /opt/sabayon-build/
     git stash
-    git fetch --all
-    git checkout master
-    git reset --hard origin/master
+    git fetch --all || true
+    git checkout master || true
+    git reset --hard origin/master || true
   popd
 }
 
@@ -27,7 +29,7 @@ build_category() {
   for i in $(EIX_LIMIT=0 eix --only-names --pure-packages "$SEARCH/" | xargs echo | uniq);
     do
       echo "Building $i"
-      emerge ${EMERGE_DEFAULT_ARGS:---accept-properties=-interactive --verbose --oneshot --nospinner --noreplace --quiet-build=y --quiet-fail --fail-clean=y --complete-graph --buildpkg} $i
+      emerge ${EMERGE_DEFAULT_ARGS:---accept-properties=-interactive --verbose --oneshot --nospinner --noreplace --quiet-build=y --quiet-fail --fail-clean=y --complete-graph --buildpkg} $i || true
     done
 }
 
@@ -36,7 +38,7 @@ build_obsolete() {
   for i in $(EIX_LIMIT=0 eix-test-obsolete | grep '\[U\]' | awk '{ print $2 }' | xargs echo | uniq);
     do
      echo "Build $i"
-     emerge ${EMERGE_DEFAULT_ARGS:---accept-properties=-interactive -u --verbose --oneshot --nospinner --quiet-build=y --quiet-fail --fail-clean=y --complete-graph --buildpkg --noreplace} $i
+     emerge ${EMERGE_DEFAULT_ARGS:---accept-properties=-interactive -u --verbose --oneshot --nospinner --quiet-build=y --quiet-fail --fail-clean=y --complete-graph --buildpkg --noreplace} $i || true
     done
 }
 
@@ -46,7 +48,7 @@ build_category_installed() {
   for i in $(EIX_LIMIT=0 eix -I --only-names --pure-packages "$SEARCH/" | xargs echo | uniq);
     do
       echo "Building $i"
-      emerge ${EMERGE_DEFAULT_ARGS:---accept-properties=-interactive -u --newuse --noreplace --changed-use --update --verbose --oneshot --nospinner --quiet-build=y --quiet-fail --fail-clean=y --complete-graph --buildpkg} $i
+      emerge ${EMERGE_DEFAULT_ARGS:---accept-properties=-interactive -u --newuse --noreplace --changed-use --update --verbose --oneshot --nospinner --quiet-build=y --quiet-fail --fail-clean=y --complete-graph --buildpkg} $i || true
     done
 }