[Buildroot] [PATCH] support/download: fix git/svn corrupted cache

Yann E. MORIN yann.morin.1998 at free.fr
Fri Mar 19 20:33:19 UTC 2021


Thomas, All,

On 2021-03-19 21:15 +0100, Thomas De Schampheleire spake thusly:
> From: Thomas De Schampheleire <thomas.de_schampheleire at nokia.com>
> 
> Commit 54d3d94b6e3846447b5796ef8587b08b537cd348 ("support/download: print
> command used for download") broke the git and svn download helpers, because
> these helpers have invocations of the _git/_svn commands where the exact
> output matters.
> 
> For example for git, this would result in:
> 
>     date: invalid date ‘GIT_DIR=.../dl/libyuv/git/.git git log -1 --pretty=format:%ci \n2019-04-12 17:48:45 +0000’
>     Detected a corrupted git cache.
>     Removing it and starting afresh.
> 
> Fix by splitting the _git function in two: _git and _plain_git.
> The former echoes the command, and then calls the latter.
> Most invocations use _git as before, but those cases where the output should
> not be disturbed, directly call _plain_git.
> 
> For symmetry, all download helpers are aligned, even though only the git and
> svn helpers were broken.
> 
> Signed-off-by: Thomas De Schampheleire <thomas.de_schampheleire at nokia.com>

Thanks for the quick patch.

I've just added the reference to the bug report, as well as a reference
to an autobuilder failure, and applied to master, thanks.

Regards,
Yann E. MORIN.

> ---
> 
> Note: the prefix _plain is open for discussion and could also be _bare, _pure,
> _quiet, or others. I avoided 'quiet' because the command may not be quiet at
> all, depending on the options passed. _bare could be confusing as it is also a
> git-specific term. But I have no strong opinion on any of the options.
> 
> 
>  support/download/bzr  |  4 ++++
>  support/download/cvs  |  4 ++++
>  support/download/file |  4 ++++
>  support/download/git  | 10 +++++++---
>  support/download/hg   |  4 ++++
>  support/download/scp  |  4 ++++
>  support/download/svn  |  6 +++++-
>  support/download/wget |  4 ++++
>  8 files changed, 36 insertions(+), 4 deletions(-)
> 
> diff --git a/support/download/bzr b/support/download/bzr
> index 835f6ef564..6f77bc286e 100755
> --- a/support/download/bzr
> +++ b/support/download/bzr
> @@ -37,6 +37,10 @@ _bzr() {
>      if [ -z "${quiet}" ]; then
>          printf '%s ' ${BZR} "${@}"; printf '\n'
>      fi
> +    _plain_bzr "$@"
> +}
> +# Note: please keep command below aligned with what is printed above
> +_plain_bzr() {
>      eval ${BZR} "${@}"
>  }
>  
> diff --git a/support/download/cvs b/support/download/cvs
> index ed034ade2d..0c079e2403 100755
> --- a/support/download/cvs
> +++ b/support/download/cvs
> @@ -42,6 +42,10 @@ _cvs() {
>      if [ -z "${quiet}" ]; then
>          printf '%s ' timeout 10m ${CVS} "${@}"; printf '\n'
>      fi
> +    _plain_cvs "$@"
> +}
> +# Note: please keep command below aligned with what is printed above
> +_plain_cvs() {
>      eval timeout 10m ${CVS} "${@}"
>  }
>  
> diff --git a/support/download/file b/support/download/file
> index f2a638b1a8..a893ca5cc3 100755
> --- a/support/download/file
> +++ b/support/download/file
> @@ -39,6 +39,10 @@ _localfiles() {
>      if [ -n "${verbose}" ]; then
>          printf '%s ' ${LOCALFILES} "${@}"; printf '\n'
>      fi
> +    _plain_localfiles "$@"
> +}
> +# Note: please keep command below aligned with what is printed above
> +_plain_localfiles() {
>      eval ${LOCALFILES} "${@}"
>  }
>  
> diff --git a/support/download/git b/support/download/git
> index 336e170126..1e690d4444 100755
> --- a/support/download/git
> +++ b/support/download/git
> @@ -82,6 +82,10 @@ _git() {
>      if [ -z "${quiet}" ]; then
>          printf '%s ' GIT_DIR="${git_cache}/.git" ${GIT} "${@}"; printf '\n'
>      fi
> +    _plain_git "$@"
> +}
> +# Note: please keep command below aligned with what is printed above
> +_plain_git() {
>      eval GIT_DIR="${git_cache}/.git" ${GIT} "${@}"
>  }
>  
> @@ -115,7 +119,7 @@ _EOF_
>  _git init .
>  
>  # Ensure the repo has an origin (in case a previous run was killed).
> -if ! _git remote |grep -q -E '^origin$'; then
> +if ! _plain_git remote |grep -q -E '^origin$'; then
>      _git remote add origin "'${uri}'"
>  fi
>  
> @@ -181,7 +185,7 @@ _git clean -ffdx
>  
>  # Get date of commit to generate a reproducible archive.
>  # %ci is ISO 8601, so it's fully qualified, with TZ and all.
> -date="$( _git log -1 --pretty=format:%ci )"
> +date="$( _plain_git log -1 --pretty=format:%ci )"
>  
>  # There might be submodules, so fetch them.
>  if [ ${recurse} -eq 1 ]; then
> @@ -194,7 +198,7 @@ if [ ${recurse} -eq 1 ]; then
>      # versions. However, we can't do that if git is too old and uses
>      # full repositories for submodules.
>      cmd='printf "%s\n" "${path}/"'
> -    for module_dir in $( _git submodule --quiet foreach "'${cmd}'" ); do
> +    for module_dir in $( _plain_git submodule --quiet foreach "'${cmd}'" ); do
>          [ -f "${module_dir}/.git" ] || continue
>          relative_dir="$( sed -r -e 's,/+,/,g; s,[^/]+/,../,g' <<<"${module_dir}" )"
>          sed -r -i -e "s:^gitdir\: $(pwd)/:gitdir\: "${relative_dir}":" "${module_dir}/.git"
> diff --git a/support/download/hg b/support/download/hg
> index add697d6ad..a7542e5c84 100755
> --- a/support/download/hg
> +++ b/support/download/hg
> @@ -36,6 +36,10 @@ _hg() {
>      if [ -z "${quiet}" ]; then
>          printf '%s ' ${HG} "${@}"; printf '\n'
>      fi
> +    _plain_hg "$@"
> +}
> +# Note: please keep command below aligned with what is printed above
> +_plain_hg() {
>      eval ${HG} "${@}"
>  }
>  
> diff --git a/support/download/scp b/support/download/scp
> index 27dcb5550f..14e768b601 100755
> --- a/support/download/scp
> +++ b/support/download/scp
> @@ -34,6 +34,10 @@ _scp() {
>      if [ -z "${quiet}" ]; then
>          printf '%s ' ${SCP} "${@}"; printf '\n'
>      fi
> +    _plain_scp "$@"
> +}
> +# Note: please keep command below aligned with what is printed above
> +_plain_scp() {
>      eval ${SCP} "${@}"
>  }
>  
> diff --git a/support/download/svn b/support/download/svn
> index e85ff6981f..b23b7773d3 100755
> --- a/support/download/svn
> +++ b/support/download/svn
> @@ -43,6 +43,10 @@ _svn() {
>      if [ -z "${quiet}" ]; then
>          printf '%s ' ${SVN} "${@}"; printf '\n'
>      fi
> +    _plain_svn "$@"
> +}
> +# Note: please keep command below aligned with what is printed above
> +_plain_svn() {
>      eval ${SVN} "${@}"
>  }
>  
> @@ -53,7 +57,7 @@ _svn export --ignore-keywords ${quiet} "${@}" "'${uri}@${rev}'" "'${basename}'"
>  # UTC timezone), which we can feed as-is to the --mtime option for tar.
>  # In case there is a redirection (e.g. http -> https), just keep the
>  # last line (svn outputs everything on stdout)
> -date="$( _svn info "'${uri}@${rev}'" \
> +date="$( _plain_svn info "'${uri}@${rev}'" \
>          |sed -r -e '/^Last Changed Date: /!d; s///'
>         )"
>  
> diff --git a/support/download/wget b/support/download/wget
> index 383b1edd26..68bd0b13c8 100755
> --- a/support/download/wget
> +++ b/support/download/wget
> @@ -36,6 +36,10 @@ _wget() {
>      if [ -z "${quiet}" ]; then
>          printf '%s ' ${WGET} "${@}"; printf '\n'
>      fi
> +    _plain_wget "$@"
> +}
> +# Note: please keep command below aligned with what is printed above
> +_plain_wget() {
>      eval ${WGET} "${@}"
>  }
>  
> -- 
> 2.26.2
> 
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