From f541654a867ffcec1c69020bf97043c75145ad07 Mon Sep 17 00:00:00 2001
From: Mike Shoup <mike@shoup.io>
Date: Sat, 20 Oct 2018 19:49:58 -0600
Subject: [PATCH] Check if config file exists

---
 cli.go     | 6 ++++++
 install.sh | 2 +-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/cli.go b/cli.go
index 24b7393..850fd02 100644
--- a/cli.go
+++ b/cli.go
@@ -237,6 +237,12 @@ func PromptForConfiguration() Config {
 
 // ConfigCLI prompts the user for configuration and writes to a config file
 func ConfigCLI(path string) {
+	// Check if path exists
+	if _, err := os.Stat(path); !os.IsNotExist(err) {
+		fmt.Printf("File exists, or some other error trying to open file %s\n", path)
+		os.Exit(1)
+	}
+
 	config := PromptForConfiguration()
 
 	SaveConfig(path, config)
diff --git a/install.sh b/install.sh
index 767fb4b..3bde91e 100644
--- a/install.sh
+++ b/install.sh
@@ -16,7 +16,7 @@ sudo chmod +x $INSTALLBIN
 sudo chown -R $INSTALLUSER: $INSTALLDIR
 
 # Generate a configuration file
-sudo -u $INSTALLUSER $INSTALLBIN -c $CONFIGFILE config
+sudo -u $INSTALLUSER $INSTALLBIN -c $CONFIGFILE config || true
 
 # Create unit file
 sudo sh -c "cat > /etc/systemd/system/tempgopher.service" << EOM