From 6f8b029143bef2694fe6d95e27123b8dbf9475d1 Mon Sep 17 00:00:00 2001
From: Matthias Lucas Jaros <jarlucmat@mailbox.org>
Date: Sun, 9 Nov 2025 19:36:18 +0100
Subject: Added fail helper function that gives formatted output returns
 nonzero status

---
 src/init | 39 +++++++++++++++++++++++++--------------
 1 file changed, 25 insertions(+), 14 deletions(-)

(limited to 'src')

diff --git a/src/init b/src/init
index c04c4bb..0c5b890 100755
--- a/src/init
+++ b/src/init
@@ -9,6 +9,13 @@ source (status dirname)/env
 #
 #
 
+function fail
+    set_color red
+    echo "$argv"
+    set_color normal
+    return 1
+end
+
 function checkUser
 	set -l user $argv[1]
 	cat /etc/passwd | grep -q -E "^$user:"
@@ -19,22 +26,26 @@ function setupUser
 	set -l userConfig (string split ':' $argv[1])
 	set -l user $userConfig[1]
 	set -l key $userConfig[2]
-	checkUser "$user"; and return 0
+	set -l HOME "/home/$user"
 
 	echo "Setting up user: $user"
 	if [ "$user" = git ]
 		echo "Error: User git is reserved"
 		return 1
 	end
-
-	set -l HOME "/home/$user"
-	# user is not restricted, this is done in ssh config with forceCommand
-	# we need to be able to run a fish script to check for permissions
-	adduser --home $HOME -D "$user"
-	# add user to sudo group
-	addgroup "$user" $_GIT_SUDO_GROUP
-	# unlock account to allow ssh logins
-	passwd -u "$user" &>/dev/null
+	
+	# setup user exist if necessary
+	if checkUser "$user"
+		# user is not restricted, this is done in ssh config with forceCommand
+		# we need to be able to run a fish script to check for permissions
+		adduser --home $HOME -D "$user"; or fail "Failed to create user $user"
+		# add user to sudo group
+		addgroup "$user" $_GIT_SUDO_GROUP; or fail "Failed to add user $user to group $_GIT_SUDO_GROUP"
+		# unlock account to allow ssh logins
+		passwd -u "$user" &>/dev/null; or fail "Failed to unlock account of $user"
+	end	
+
+	# Copy/Overwrite ssh key
 	mkdir "$HOME/.ssh"
 	echo "$key" > "$HOME/.ssh/authorized_keys"
 	chown -R $user "$HOME"
@@ -46,10 +57,10 @@ function setupGitUser
 	echo "Setting up git user"
 	# git user has read/write access to all repos, set git-shell
 	# and no password login allowed -> no ssh login possible
-	addgroup -g $GIT_GID git
-	adduser git -u $GIT_UID -G git -D --shell "/usr/bin/git-shell"
+	addgroup -g $GIT_GID git; or fail "Failed to create git user group"
+	adduser git -u $GIT_UID -G git -D --shell "/usr/bin/git-shell"; or fail "Failed to setup git user"
 	# group that is allowed to sudo
-	addgroup $_GIT_SUDO_GROUP
+	addgroup $_GIT_SUDO_GROUP; or fail "Failed to setup git sudo group"
 end
 
 function setupRepo
@@ -60,7 +71,7 @@ function setupRepo
 	# check repo name
 	set -l matcher (string match -r -g "^$_REPO_VALIDATION_REGEX\$" -- $repo)
 	if test -z $matcher[1]
-		echo "Failed to setup repo, invalid config: $repoConfig"
+		fail "Failed to setup repo, invalid config: $repoConfig"
 		return 1
 	end
 
-- 
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