build: use uid of user building the build containers

contrib/android/Dockerfile

@@ -2,6 +2,8 @@
 
 FROM debian:bullseye@sha256:43ef0c6c3585d5b406caa7a0f232ff5a19c1402aeb415f68bcd1cf9d10180af8
 
+ARG UID=1000
+
 ENV DEBIAN_FRONTEND=noninteractive
 
 ENV ANDROID_HOME="/opt/android"
@@ -145,7 +147,7 @@ ENV USER="user"
 ENV HOME_DIR="/home/${USER}"
 ENV WORK_DIR="${HOME_DIR}/wspace" \
     PATH="${HOME_DIR}/.local/bin:${PATH}"
-RUN useradd --create-home --shell /bin/bash ${USER}
+RUN useradd --uid $UID --create-home --shell /bin/bash ${USER}
 RUN usermod -append --groups sudo ${USER}
 RUN echo "%sudo ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
 WORKDIR ${WORK_DIR}

contrib/android/build.sh

@@ -11,6 +11,7 @@ PROJECT_ROOT_OR_FRESHCLONE_ROOT="$PROJECT_ROOT"
 CONTRIB="$PROJECT_ROOT/contrib"
 CONTRIB_ANDROID="$CONTRIB/android"
 DISTDIR="$PROJECT_ROOT/dist"
+BUILD_UID=$(/usr/bin/stat -c %u "$PROJECT_ROOT")
 
 . "$CONTRIB"/build_tools_util.sh
 
@@ -39,6 +40,7 @@ fi
 info "building docker image."
 docker build \
     $DOCKER_BUILD_FLAGS \
+    --build-arg UID=$BUILD_UID \
     -t electrum-android-builder-img \
     --file "$CONTRIB_ANDROID/Dockerfile" \
     "$PROJECT_ROOT"

contrib/build-linux/appimage/Dockerfile

@@ -4,6 +4,8 @@
 
 FROM debian:buster@sha256:233c3bbc892229c82da7231980d50adceba4db56a08c0b7053a4852782703459
 
+ARG UID=1000
+
 ENV LC_ALL=C.UTF-8 LANG=C.UTF-8
 ENV DEBIAN_FRONTEND=noninteractive
 
@@ -75,7 +77,7 @@ ENV USER="user"
 ENV HOME_DIR="/home/${USER}"
 ENV WORK_DIR="${HOME_DIR}/wspace" \
     PATH="${HOME_DIR}/.local/bin:${PATH}"
-RUN useradd --create-home --shell /bin/bash ${USER}
+RUN useradd --uid $UID --create-home --shell /bin/bash ${USER}
 RUN usermod -append --groups sudo ${USER}
 RUN echo "%sudo ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
 WORKDIR ${WORK_DIR}

contrib/build-linux/appimage/build.sh

@@ -11,6 +11,7 @@ PROJECT_ROOT_OR_FRESHCLONE_ROOT="$PROJECT_ROOT"
 CONTRIB="$PROJECT_ROOT/contrib"
 CONTRIB_APPIMAGE="$CONTRIB/build-linux/appimage"
 DISTDIR="$PROJECT_ROOT/dist"
+BUILD_UID=$(/usr/bin/stat -c %u "$PROJECT_ROOT")
 
 . "$CONTRIB"/build_tools_util.sh
 
@@ -24,6 +25,7 @@ fi
 info "building docker image."
 docker build \
     $DOCKER_BUILD_FLAGS \
+    --build-arg UID=$BUILD_UID \
     -t electrum-appimage-builder-img \
     "$CONTRIB_APPIMAGE"
 

contrib/build-linux/sdist/Dockerfile

@@ -1,5 +1,7 @@
 FROM debian:bullseye@sha256:43ef0c6c3585d5b406caa7a0f232ff5a19c1402aeb415f68bcd1cf9d10180af8
 
+ARG UID=1000
+
 ENV LC_ALL=C.UTF-8 LANG=C.UTF-8
 ENV DEBIAN_FRONTEND=noninteractive
 
@@ -22,7 +24,7 @@ ENV USER="user"
 ENV HOME_DIR="/home/${USER}"
 ENV WORK_DIR="${HOME_DIR}/wspace" \
     PATH="${HOME_DIR}/.local/bin:${PATH}"
-RUN useradd --create-home --shell /bin/bash ${USER}
+RUN useradd --uid $UID --create-home --shell /bin/bash ${USER}
 RUN usermod -append --groups sudo ${USER}
 RUN echo "%sudo ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
 WORKDIR ${WORK_DIR}

contrib/build-linux/sdist/build.sh

@@ -11,6 +11,7 @@ PROJECT_ROOT_OR_FRESHCLONE_ROOT="$PROJECT_ROOT"
 CONTRIB="$PROJECT_ROOT/contrib"
 CONTRIB_SDIST="$CONTRIB/build-linux/sdist"
 DISTDIR="$PROJECT_ROOT/dist"
+BUILD_UID=$(/usr/bin/stat -c %u "$PROJECT_ROOT")
 
 . "$CONTRIB"/build_tools_util.sh
 
@@ -24,6 +25,7 @@ fi
 info "building docker image."
 docker build \
     $DOCKER_BUILD_FLAGS \
+    --build-arg UID=$BUILD_UID \
     -t electrum-sdist-builder-img \
     "$CONTRIB_SDIST"
 

contrib/build-wine/Dockerfile

@@ -1,5 +1,7 @@
 FROM debian:bullseye@sha256:43ef0c6c3585d5b406caa7a0f232ff5a19c1402aeb415f68bcd1cf9d10180af8
 
+ARG UID=1000
+
 # need ca-certificates before using snapshot packages
 RUN apt update -qq > /dev/null && apt install -qq --yes --no-install-recommends \
     ca-certificates
@@ -63,7 +65,7 @@ ENV USER="user"
 ENV HOME_DIR="/home/${USER}"
 ENV WORK_DIR="${HOME_DIR}/wspace" \
     PATH="${HOME_DIR}/.local/bin:${PATH}"
-RUN useradd --create-home --shell /bin/bash ${USER}
+RUN useradd --uid $UID --create-home --shell /bin/bash ${USER}
 RUN usermod -append --groups sudo ${USER}
 RUN echo "%sudo ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
 WORKDIR ${WORK_DIR}

contrib/build-wine/build.sh

@@ -10,6 +10,7 @@ PROJECT_ROOT="$(dirname "$(readlink -e "$0")")/../.."
 PROJECT_ROOT_OR_FRESHCLONE_ROOT="$PROJECT_ROOT"
 CONTRIB="$PROJECT_ROOT/contrib"
 CONTRIB_WINE="$CONTRIB/build-wine"
+BUILD_UID=$(/usr/bin/stat -c %u "$PROJECT_ROOT")
 
 . "$CONTRIB"/build_tools_util.sh
 
@@ -26,6 +27,7 @@ fi
 info "building docker image."
 docker build \
     $DOCKER_BUILD_FLAGS \
+    --build-arg UID=$BUILD_UID \
     -t electrum-wine-builder-img \
     "$CONTRIB_WINE"