Change default value for SSH identity file (#108)

* Change default value for SSH identity file

* Force remove write protected file in tests

README.md

@@ -270,10 +270,11 @@ You can populate below template according to your requirements and use it as you
 # SSH_PASSWORD="password"
 
 # The private key path in container for SSH server
-# Default value: /root/.ssh/id
-# If file is mounted to /root/.ssh/id path it will be used.
+# Default value: /root/.ssh/id_rsa
+# If file is mounted to /root/.ssh/id_rsa path it will be used. Non-RSA keys will
+# also work.
 
-# SSH_IDENTITY_FILE="/root/.ssh/id"
+# SSH_IDENTITY_FILE="/root/.ssh/id_rsa"
 
 # The passphrase for the identity file
 

cmd/backup/config.go

@@ -49,7 +49,7 @@ type Config struct {
 	SSHPort                    string        `split_words:"true" default:"22"`
 	SSHUser                    string        `split_words:"true"`
 	SSHPassword                string        `split_words:"true"`
-	SSHIdentityFile            string        `split_words:"true" default:"/root/.ssh/id"`
+	SSHIdentityFile            string        `split_words:"true" default:"/root/.ssh/id_rsa"`
 	SSHIdentityPassphrase      string        `split_words:"true"`
 	SSHRemotePath              string        `split_words:"true"`
 	ExecLabel                  string        `split_words:"true"`

test/compose/docker-compose.yml

@@ -66,7 +66,7 @@ services:
       SSH_IDENTITY_PASSPHRASE: test1234
     volumes:
       - ./local:/archive
-      - ./id_rsa:/root/.ssh/id
+      - ./id_rsa:/root/.ssh/id_rsa
       - app_data:/backup/app_data:ro
       - /var/run/docker.sock:/var/run/docker.sock
 

test/compose/run.sh

@@ -71,4 +71,4 @@ fi
 echo "[TEST:PASS] Local backups have not been deleted."
 
 docker-compose down --volumes
-rm id_rsa id_rsa.pub
+rm -f id_rsa id_rsa.pub