201 lines
5.8 KiB
Bash
Executable File
201 lines
5.8 KiB
Bash
Executable File
#!/bin/bash
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AUTO=0
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# Check env for any default settings, command line options will override these.
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if [ -z "$PULL_MTA" ]; then
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PULL_MTA="sendmail"
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fi
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# Prevent environment leakage to these vars.
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unset TO
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unset CC
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# allow the user to set FROM in the environment
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usage()
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{
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cat <<EOM
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Usage: $(basename $0) [-h] [-a] [[-t email]...] -p pull-dir
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-t email Explicitly add email to the recipients
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-a Automatically harvest recipients from "*-by: email" lines
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in the patches in the pull-dir
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-f Specify a FROM address, you can also use the FROM environment
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variable. If you do not specify one, it will try to use the one
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from your git config. This is ignored if -g is used.
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-g Use git-send-email to send mail instead of sendmail
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-p pull-dir Directory containing summary and patch files
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EOM
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}
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# Collect To and CC addresses from the patch files if they exist
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# $1: Which header to add the recipients to, "TO" or "CC"
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# $2: The regex to match and strip from the line with email addresses
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harvest_recipients()
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{
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TO_CC=$1
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REGX=$2
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export IFS=$',\n'
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for PATCH in $PDIR/*.patch; do
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# Grab To addresses
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for EMAIL in $(sed '/^---$/q' $PATCH | grep -e "$REGX" | sed "s/$REGX//"); do
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if [ "$TO_CC" == "TO" ] && [ "${TO/$EMAIL/}" == "$TO" ] && [ -n "$EMAIL" ]; then
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if [ -z "$TO" ]; then TO=$EMAIL; else TO="$TO,$EMAIL"; fi
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elif [ "$TO_CC" == "CC" ] && [ "${CC/$EMAIL/}" == "$CC" ] && [ -n "$EMAIL" ]; then
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if [ -z "$CC" ]; then CC=$EMAIL; else CC="$CC,$EMAIL"; fi
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fi
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done
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done
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unset IFS
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}
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# Parse and verify arguments
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while getopts "af:ghp:t:" OPT; do
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case $OPT in
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a)
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AUTO=1
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;;
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f)
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FROM="$OPTARG"
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;;
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g)
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PULL_MTA="git"
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;;
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h)
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usage
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exit 0
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;;
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p)
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PDIR=${OPTARG%/}
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if [ ! -d $PDIR ]; then
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echo "ERROR: pull-dir \"$PDIR\" does not exist."
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usage
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exit 1
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fi
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;;
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t)
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if [ -n "$TO" ]; then
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TO="$TO,$OPTARG"
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else
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TO="$OPTARG"
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fi
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;;
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esac
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done
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if [ -z "$PDIR" ]; then
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echo "ERROR: you must specify a pull-dir."
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usage
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exit 1
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fi
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# Verify the cover letter is complete and free of tokens
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CL="$PDIR/0000-cover-letter.patch"
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for TOKEN in SUBJECT BLURB; do
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grep -q "*** $TOKEN HERE ***" "$CL"
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if [ $? -eq 0 ]; then
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echo "ERROR: Please edit $CL and try again (Look for '*** $TOKEN HERE ***')."
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exit 1
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fi
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done
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# Harvest emails from the generated patches and populate the TO and CC variables
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# In addition to To and CC headers/lines, the common Signed-off-by, Tested-by,
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# etc. (*-by) will be added to CC.
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if [ $AUTO -eq 1 ]; then
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harvest_recipients TO "^[Tt][Oo]: *"
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harvest_recipients CC "^[Cc][Cc]: *"
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harvest_recipients CC "^.*-[Bb][Yy]: *"
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fi
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if [ -z "$TO" ] && [ -z "$CC" ]; then
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echo "ERROR: you have not specified any recipients."
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usage
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exit 1
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fi
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case "$PULL_MTA" in
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git)
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FROM="$(git config sendemail.from)"
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;;
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sendmail)
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if [ -z "$FROM" ]; then
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FROM="$(git config user.name) <$(git config user.email)>"
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if [ -z "$FROM" ]; then
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echo "ERROR: unable to determine a FROM address"
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usage
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exit 1
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fi
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fi
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;;
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esac
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# Generate report for the user and require confirmation before sending
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cat <<EOM
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The following patches:
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$(for PATCH in $PDIR/*.patch; do echo " $PATCH"; done)
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will be sent with the following headers:
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From: $FROM
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To: $TO
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CC: $CC
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EOM
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echo "Continue? [y/N] "
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read cont
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if [ "$cont" == "y" ] || [ "$cont" == "Y" ]; then
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ERROR=0
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case "$PULL_MTA" in
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git)
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export IFS=$','
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GIT_TO=$(for R in $TO; do echo -n "--to='$R' "; done)
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GIT_CC=$(for R in $CC; do echo -n "--cc='$R' "; done)
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unset IFS
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for PATCH in $PDIR/*patch; do
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# We harvest the emails manually, so force git not to.
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eval "git send-email $GIT_TO $GIT_CC --no-chain-reply-to --suppress-cc=all $PATCH"
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if [ $? -eq 1 ]; then
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ERROR=1
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fi
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done
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;;
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sendmail)
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for PATCH in $PDIR/*patch; do
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# Insert To and CC headers via formail to keep them separate and
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# appending them to the sendmail command as -- $TO $CC has
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# proven to be an exercise in futility.
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#
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# Clear the From header, leaving it up to sendmail to insert an
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# appropriate one. Insert the original sender (per git) into the
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# body of the message.
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#
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# Use tail to remove the email envelope from git or formail as
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# msmtp (sendmail) would choke on them.
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#
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# Modify the patch date for sequential delivery, but retain the
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# original date as "Old-Date".
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DATE=$(date +"%a, %d %b %Y %k:%M:%S %z")
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GIT_FROM=$(cat $PATCH | formail -X "From:")
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cat $PATCH | formail -I "To: $TO" -I "CC: $CC" -I "From: $FROM" -i "Date: $DATE" | sed "0,/^$/s/^$/\n$GIT_FROM\n/" | tail -n +2 | sendmail -t
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if [ $? -eq 1 ]; then
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ERROR=1
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fi
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done
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;;
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*)
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echo "ERROR: unknown MTA: $PULL_MTA"
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usage
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exit 1
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;;
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esac
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if [ $ERROR -eq 1 ]; then
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echo "ERROR: Failed to send one or more messages. Check your MTA log for details."
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fi
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else
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echo "Send aborted."
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fi
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