Change baseimage to trixie

Dockerfile.in

@@ -51,7 +51,12 @@ RUN apt-get -y -qq -o Dpkg::Use-Pty=0 update
 RUN apt-get -y -qq -o Dpkg::Use-Pty=0 -y upgrade
 
 RUN apt-get -y -qq -o Dpkg::Use-Pty=0 install --no-install-recommends bash # for the staging scripts and ldd
+# Newer Debian uses symlinks but the stage_binaries tool is kind of dumb.
 RUN mkdir -p {ARG_STAGING}
+RUN mkdir -p {ARG_STAGING}/usr/bin && ln -s usr/bin {ARG_STAGING}/bin
+RUN mkdir -p {ARG_STAGING}/usr/sbin && ln -s usr/sbin {ARG_STAGING}/sbin
+RUN mkdir -p {ARG_STAGING}/usr/lib && ln -s usr/lib {ARG_STAGING}/lib
+RUN mkdir -p {ARG_STAGING}/usr/lib64 && ln -s usr/lib64 {ARG_STAGING}/lib64
 COPY stage_binaries.sh /
 RUN /stage_binaries.sh -o {ARG_STAGING} \
 	-p base-files \
@@ -70,14 +75,14 @@ RUN /stage_binaries.sh -o {ARG_STAGING} \
 	-f /etc/os-release \
 	-f /etc/passwd \
 	-f /tmp
-RUN ln -s /bin/bash {ARG_STAGING}/bin/sh # Not sure why this is not set up automatically
+RUN ln -s bash {ARG_STAGING}/bin/sh # Not sure why this is not set up automatically
 
 FROM scratch AS intermediate
 
 # Docker doesn't do vars in COPY, so we can't use a regular ARG.
 COPY --from=base {ARG_STAGING} /
 
-# This list is not generic - it is specific to git-sync on debian bookworm.
+# This list is not generic - it is specific to git-sync on debian trixie.
 RUN rm -rf \
     /usr/share/base-files \
     /usr/share/doc \
@@ -103,7 +108,8 @@ RUN rm -rf \
     /usr/lib/openssh/ssh-keysign \
     /usr/lib/openssh/ssh-pkcs11-helper \
     /usr/lib/openssh/ssh-sk-helper \
-    /usr/share/gitweb
+    /usr/share/gitweb \
+    /usr/share/locale
 
 # Add the default UID to /etc/passwd so SSH is satisfied.
 RUN echo "git-sync:x:65533:65533::/tmp:/sbin/nologin" >> /etc/passwd

Makefile

@@ -45,13 +45,13 @@ ALL_PLATFORMS := linux/amd64 linux/arm linux/arm64 linux/ppc64le linux/s390x
 OS := $(if $(GOOS),$(GOOS),$(shell go env GOOS))
 ARCH := $(if $(GOARCH),$(GOARCH),$(shell go env GOARCH))
 
-BASEIMAGE ?= registry.k8s.io/build-image/debian-base:bookworm-v1.0.2
+BASEIMAGE ?= debian:trixie
 
 IMAGE := $(REGISTRY)/$(BIN)
 TAG := $(VERSION)
 OS_ARCH_TAG := $(TAG)__$(OS)_$(ARCH)
 
-BUILD_IMAGE ?= golang:1.24
+BUILD_IMAGE ?= golang:1.25
 
 DBG_MAKEFILE ?=
 ifneq ($(DBG_MAKEFILE),1)

stage_binaries.sh

@@ -167,7 +167,7 @@ function file_to_package() {
     # `dpkg-query --search $file-pattern` outputs lines with the format: "$package: $file-path"
     # where $file-path belongs to $package.  Sometimes it has lines that say
     # "diversion" but there's no documented grammar I can find.
-    echo "${result}" | grep -v "diversion" | cut -d':' -f1
+    echo "${result}" | (grep -v "diversion" || true) | cut -d':' -f1
 }
 
 function ensure_dir_in_staging() {
@@ -216,6 +216,9 @@ function stage_file_and_deps() {
     # get the package so we can stage package metadata as well
     local package
     package="$(file_to_package "${file}")"
+    if [[ -z "${package}" ]]; then
+        return 0 # no package, but no error either
+    fi
     DBG "staging file ${file} from pkg ${package}"
 
     stage_one_file "${staging}" "$file"