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