From 42b0e019b92aeca430c06cb25a25bc222d8defa1 Mon Sep 17 00:00:00 2001
From: Dubiousjim <dubiousjim@gmail.com>
Date: Fri, 5 Jul 2013 00:21:14 -0400
Subject: abuild-keygen: refactor

---
 abuild-keygen.in | 119 ++++++++++++++++++++++++++++---------------------------
 1 file changed, 61 insertions(+), 58 deletions(-)

diff --git a/abuild-keygen.in b/abuild-keygen.in
index a095068..3cf5531 100644
--- a/abuild-keygen.in
+++ b/abuild-keygen.in
@@ -22,6 +22,20 @@ msg() {
 # ask for privkey unless non-interactive mode
 # returns value in global $privkey
 get_privkey_file() {
+	emailaddr=${PACKAGER##*<}
+	emailaddr=${emailaddr%%>*}
+
+	# if PACKAGER does not contain a valid email address, then ask git
+	if [ -z "$emailaddr" ] || [ "${emailaddr##*@}" = "$emailaddr" ]; then
+		emailaddr=$(git config --get user.email 2>/dev/null)
+	fi
+
+	if [ -n "$emailaddr" ]; then
+		default_name="$emailaddr-$(printf "%x" $(date +%s))"
+	else
+		default_name="$USER-$(printf "%x" $(date +%s))"
+	fi
+
 	privkey="$abuild_home/$default_name.rsa"
 	[ "$non_interactive" = "yes" ] && return 0
 	echo "Generating public/private rsa key pair for abuild"
@@ -33,6 +47,52 @@ get_privkey_file() {
 	fi
 }
 
+do_keygen() {
+	mkdir -p "$abuild_home"
+
+	get_privkey_file
+	pubkey="$privkey.pub"
+
+	# generate the private key in a subshell with stricter umask
+	(
+	umask 0007
+	openssl genrsa -out "$privkey" 2048
+	)
+	openssl rsa -in "$privkey" -pubout -out "$pubkey"
+
+
+	if [ -n "$install_pubkey" ]; then
+		msg "Installing $pubkey to /etc/apk/keys..."
+		sudo mkdir -p /etc/apk/keys
+		sudo cp -i "$pubkey" /etc/apk/keys/
+	else
+
+		msg ""
+		msg "You'll need to install $pubkey into "
+		msg "/etc/apk/keys to be able to install packages and repositories signed with"
+		msg "$privkey"
+	fi
+
+	if [ -n "$append_config" ]; then
+		if [ -f "$abuild_userconf" ]; then
+			# comment out the existing values
+			sed -i -e 's/^\(PACKAGER_PRIVKEY=.*\)/\#\1/' "$abuild_userconf"
+		fi
+		echo "PACKAGER_PRIVKEY=\"$privkey\"" >> "$abuild_userconf"
+	else
+		msg ""
+		msg "You might want add following line to $abuild_userconf:"
+		msg ""
+		msg "PACKAGER_PRIVKEY=\"$privkey\""
+		msg ""
+	fi
+
+	msg ""
+	msg "Please remember to make a safe backup of your private key:"
+	msg "$privkey"
+	msg ""
+}
+
 # print usage and exit
 usage() {
 	echo "abuild-keygen $abuild_ver"
@@ -53,20 +113,6 @@ usage() {
 # read user config if exists
 [ -f "$abuild_userconf" ] && . "$abuild_userconf"
 
-emailaddr=${PACKAGER##*<}
-emailaddr=${emailaddr%%>*}
-
-# if PACKAGER does not contain a valid email address, then ask git
-if [ -z "$emailaddr" ] || [ "${emailaddr##*@}" = "$emailaddr" ]; then
-	emailaddr=$(git config --get user.email 2>/dev/null)
-fi
-
-if [ -n "$emailaddr" ]; then
-	default_name="$emailaddr-$(printf "%x" $(date +%s))"
-else
-	default_name="$USER-$(printf "%x" $(date +%s))"
-fi
-
 while getopts "ahinq" opt; do
 	case $opt in
 	a) append_config=yes;;
@@ -78,47 +124,4 @@ while getopts "ahinq" opt; do
 done
 shift $(( $OPTIND - 1))
 
-mkdir -p "$abuild_home"
-
-get_privkey_file
-pubkey="$privkey.pub"
-
-# generate the private key in a subshell with stricter umask
-(
-umask 0007
-openssl genrsa -out "$privkey" 2048
-)
-openssl rsa -in "$privkey" -pubout -out "$pubkey"
-
-
-if [ -n "$install_pubkey" ]; then
-	msg "Installing $pubkey to /etc/apk/keys..."
-	sudo mkdir -p /etc/apk/keys
-	sudo cp -i "$pubkey" /etc/apk/keys/
-else
-
-	msg ""
-	msg "You'll need to install $pubkey into "
-	msg "/etc/apk/keys to be able to install packages and repositories signed with"
-	msg "$privkey"
-fi
-
-if [ -n "$append_config" ]; then
-	if [ -f "$abuild_userconf" ]; then
-		# comment out the existing values
-		sed -i -e 's/^\(PACKAGER_PRIVKEY=.*\)/\#\1/' "$abuild_userconf"
-	fi
-	echo "PACKAGER_PRIVKEY=\"$privkey\"" >> "$abuild_userconf"
-else
-	msg ""
-	msg "You might want add following line to $abuild_userconf:"
-	msg ""
-	msg "PACKAGER_PRIVKEY=\"$privkey\""
-	msg ""
-fi
-
-msg ""
-msg "Please remember to make a safe backup of your private key:"
-msg "$privkey"
-msg ""
-
+do_keygen
-- 
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