5 files changed, 179 insertions, 0 deletions
diff --git a/tools/patchbot/bin/git-grab b/tools/patchbot/bin/git-grab
new file mode 100755
index 0000000..8dedc4f
--- /dev/null
+++ b/tools/patchbot/bin/git-grab
@@ -0,0 +1,49 @@
+#!/bin/sh
+# This file is dedicated to the public domain.
+
+set -e # windows git doesn't seem to like flags in the shebang!?
+
+usage() {
+	printf 'usage: git grab [-p projectid] patchset\n' >&2
+	exit 1
+}
+
+while getopts ":p:" arg; do
+	case "$arg" in
+		p) projectid="$OPTARG" ;;
+		*) usage ;;
+	esac
+done
+shift $((OPTIND - 1))
+
+if [ $# != 1 ]; then usage; fi
+patchset="$1"
+
+. "`dirname "$0"`/../lib/patchbot-setup.sh"
+
+doreq() {
+	flags="-sL"
+	if [ -n "$token" ]; then flags="-sLHAuthorization: Bearer $token"; fi
+	"$curl" -XGET "$flags" \
+			-H"User-Agent patchbot-client v3" \
+			--url-query "projectid=$projectid" \
+			--url-query "patchset=$patchset" \
+			-w"%{response_code}" \
+			-o "$gitdir/PatchBot.$patchset.tmp" \
+			"$server/grab" || :
+}
+dumpresponse() {
+	printf "Server returned HTTP status $httpcode.\nResponse:\n" >&2
+	< "$gitdir/PatchBot.$patchset.tmp" sed 's/^/|   /' >&2 # indent it!
+	rm "$gitdir/PatchBot.$patchset.tmp"
+}
+
+# if we don't have a token we can try an anonymous grab first. if the project
+# doesn't allow it we'll get a 401 and can then do the auth setup prompt.
+httpcode="`doreq`"
+if [ "$httpcode" = 401 ]; then dumpresponse; setupauth; doreq; fi
+if [ "$httpcode" != 200 ]; then dumpresponse; exit 2; fi
+< "$gitdir/PatchBot.$patchset.tmp" git am --keep-cr
+rm "$gitdir/PatchBot.$patchset.tmp"
+
+# vi: sw=4 ts=4 noet tw=80 cc=80
diff --git a/tools/patchbot/bin/git-submit b/tools/patchbot/bin/git-submit
new file mode 100755
index 0000000..70c2efc
--- /dev/null
+++ b/tools/patchbot/bin/git-submit
@@ -0,0 +1,64 @@
+#!/bin/sh
+# This file is dedicated to the public domain.
+
+set -e # windows git doesn't seem to like flags in the shebang!?
+
+usage() {
+	printf 'usage: git submit [-p projectid] description [range]\n' >&2
+	exit 1
+}
+
+while getopts ":p:" arg; do
+	case "$arg" in
+		p) projectid="$OPTARG" ;;
+		*) usage ;;
+	esac
+done
+shift $((OPTIND - 1))
+
+if [ $# -lt 1 -o $# -gt 2 ]; then usage; fi
+description="$1"
+
+. "`dirname "$0"`/../lib/patchbot-setup.sh"
+
+range="${2:-"$remote_branch"}"
+
+git format-patch --histogram --stdout "$range" > "$gitdir/PatchBot.req.tmp"
+
+rmtmp() {
+	rm -f "$gitdir/PatchBot.req.tmp" "$gitdir/PatchBot.resp.tmp"
+}
+
+doreq() {
+	"$curl" -sLXPOST -H"Authorization: Bearer $token" \
+		-H"Content-Type: application/mbox" \
+		-H"User-Agent: patchbot-client v3" \
+		--data-binary @"$gitdir/PatchBot.req.tmp" - \
+		--url-query "projectid=$projectid" \
+		--url-query "description=$description" \
+		-o "$gitdir/PatchBot.resp.tmp" \
+		"$server/submit" >&2
+}
+dumpresponse() {
+	printf "Server returned HTTP status $httpcode.\nResponse:\n" >&2
+	< "$gitdir/PatchBot.resp.tmp" sed 's/^/|   /' >&2 # indent it!
+}
+
+# server doesn't allow anonymous submits. make sure we have a token first.
+if [ -z "$token" ]; then
+	printf "error: submitting to PatchBot requires an auth token\n">&2
+	setupauth;
+fi
+httpcode="`doreq`"
+if [ "$httpcode" != 200 ]; then
+	dumpresponse
+	rmtmp
+	exit 2
+else
+	# just cat the response directly, it should be a brief message intended for
+	# direct display, containing the patchset number.
+	cat "$gitdir/PatchBot.resp.tmp"
+	rmtmp
+fi
+
+# vi: sw=4 ts=4 noet tw=80 cc=80
diff --git a/tools/patchbot/lib/patchbot-setup.sh b/tools/patchbot/lib/patchbot-setup.sh
new file mode 100644
index 0000000..029502d
--- /dev/null
+++ b/tools/patchbot/lib/patchbot-setup.sh
@@ -0,0 +1,61 @@
+# This file is dedicated to the public domain.
+
+this_project=sst
+
+case "`uname`" in
+	*_NT*)
+		# make sure we use windows curl because Git's bundled curl might be
+		# really old
+		curl="$SYSTEMROOT/System32/curl.exe"
+		tokendir="$LOCALAPPDATA/PatchBot"
+		devtty="&0" ;; # /dev/tty doesn't seem to work even with Git's MSYS Bash
+	*)
+		curl=curl
+		# this isn't technically guaranteed to be installed
+		if ! command -v curl >/dev/null 2>&1; then
+			printf "patchbot-setup: fatal: curl is not installed\n" >&2
+			exit 2
+		fi
+		tokendir="${XDG_STATE_HOME:-~/.local/state}/patchbot"
+		devtty=/dev/tty ;;
+esac
+
+urltofilename() {
+	_str="$1"
+	_ret=""
+	while [ -n "$_str" ]; do
+		_next="${_str#?}"
+		case "$_str" in
+			[a-z0-0\.,\-+=@\$]*) _ret="$_ret${_str%"$_next"}" ;;
+			_*) _ret="${_ret}__" ;;
+			*) _ret="$_ret`printf '_%02x' "'$_str"`" ;;
+		esac
+		_str="$_next"
+	done
+	echo "$_ret"
+}
+
+gitdir="`git rev-parse --git-dir`"
+
+token=""
+server="`git config --default "https://patchbot.mikes.software" PatchBot.server`"
+: "${projectid:="`git config --default $this_project PatchBot.projectid`"}"
+remote_branch="`git config --default origin/master PatchBot.remoteBranch`"
+tokenfile="$tokendir/token_`urltofilename "$server"`"
+if [ -f "$tokenfile" ]; then token="`cat "$tokenfile"`"; fi
+
+setupauth() {
+	printf "NOTE: PatchBot auth setup currently has to be done manually.\n" >&2
+	printf "Get yourself a token via the Tecknoledgy Committy, and paste it here:\n" >&2
+	printf "> " >&2
+	eval "read -r token <$devtty" # have to eval for &0 to work
+	if [ -z "$token" ]; then
+		printf "No token provided, exiting\n" >&2;
+		exit 1;
+	fi
+	mkdir -p "$tokendir"
+	printf '%s\n' "$token" > "$tokenfile"
+	printf 'Note: saved token to %s - please DO NOT share this!\n' "$tokenfile" >&2
+}
+
+# vi: sw=4 ts=4 noet tw=80 cc=80
diff --git a/tools/patchbot/setup-path.bat b/tools/patchbot/setup-path.bat
new file mode 100644
index 0000000..b57f351
--- /dev/null
+++ b/tools/patchbot/setup-path.bat
@@ -0,0 +1,2 @@
+:: This file is dedicated to the public domain.
+@set Path=%~dp0bin;%Path%
diff --git a/tools/patchbot/setup-path.sh b/tools/patchbot/setup-path.sh
new file mode 100644
index 0000000..caaad79
--- /dev/null
+++ b/tools/patchbot/setup-path.sh
@@ -0,0 +1,3 @@
+# This file is dedicated to the public domain.
+PATH="`realpath "$(dirname "$0")"`/bin:$PATH"
+export PATH