From f9d084aba63544837a2ef7e33327a6ae4e97a331 Mon Sep 17 00:00:00 2001
From: Anthony PERARD <anthony.perard@citrix.com>
Date: Mon, 1 Aug 2022 17:36:41 +0100
Subject: [PATCH] TestSupport: Add support for installing from backport repo

We are going to need to install package from the debian backport
repository in order to do a build.

Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Acked-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 Osstest/TestSupport.pm | 27 +++++++++++++++++++++++++--
 1 file changed, 25 insertions(+), 2 deletions(-)

diff --git a/Osstest/TestSupport.pm b/Osstest/TestSupport.pm
index 156cac7..360cfde 100644
--- a/Osstest/TestSupport.pm
+++ b/Osstest/TestSupport.pm
@@ -73,6 +73,7 @@ BEGIN {
                       target_run_pkgmanager_install
                       target_install_packages target_install_packages_norec
 		      target_install_packages_nonfree_nonconcurrent
+                      target_install_packages_backport
                       target_jobdir target_extract_jobdistpath_subdir
                       target_extract_jobdistpath target_extract_distpart
 		      target_tftp_prefix
@@ -650,8 +651,8 @@ sub target_putfile_root ($$$$;$) {
     tputfileex('root', @_);
 }
 
-sub target_run_pkgmanager_install ($$;$$) {
-    my ($ho, $packagelist, $norec, $force) = @_;
+sub target_run_pkgmanager_install ($$;$$$) {
+    my ($ho, $packagelist, $norec, $force, $backport) = @_;
     my @cmd;
     if ($ho->{OS} eq "freebsd") {
         push @cmd, qw(lockf /var/run/osstest-pkg-lock pkg-static install);
@@ -660,6 +661,7 @@ sub target_run_pkgmanager_install ($$;$$) {
                       with-lock-ex -w /var/lock/osstest-apt apt-get);
 	push @cmd, qw(-f) if $force;
 	push @cmd, qw(--no-install-recommends) if $norec;
+	push @cmd, "-t", "$ho->{Suite}-backports" if $backport;
 	push @cmd, qw(-y install);
     }
     push @cmd, @$packagelist;
@@ -688,6 +690,27 @@ END
     apt-get update
 END
 }
+sub target_install_packages_backport ($@) {
+    my ($ho, @packages) = @_;
+    my $had_backport_repo = 0;
+    target_editfile_root($ho, '/etc/apt/sources.list', sub {
+        my $suite = $ho->{Suite};
+        my $bp_url = Osstest::Debian::debian_mirror_url($ho);
+        while (<::EI>) {
+            if (m/^# $suite backports/) {
+                $had_backport_repo = 1;
+            }
+            print ::EO;
+        }
+        print ::EO <<EOF unless $had_backport_repo;
+
+# $suite backports
+deb $bp_url $suite-backports main
+EOF
+    });
+    target_cmd_root($ho, "apt-get update", 300) unless $had_backport_repo;
+    target_run_pkgmanager_install($ho,\@packages,0,0,1);
+}
 
 sub tpfcs_core {
     my ($tputfilef,$ho,$timeout,$filedata, $rdest,$lleaf) = @_;
-- 
2.39.5