main: update

- print colored command
- print colored errors
- info messages prefixed with '==>'
- consistency

main.sh

@@ -2,8 +2,8 @@
 
 set -e
 
-default_inventory="hosts"
-default_vault_file=".vault_password"
+inventory_file="hosts"
+vault_password_file=".vault_password"
 
 playbook="$INPUT_PLAYBOOK"
 directory="$INPUT_DIRECTORY"
@@ -13,39 +13,39 @@ vault_password="$INPUT_VAULT_PASSWORD"
 options="$INPUT_OPTIONS"
 
 if test -z "$playbook"; then
-    echo "You need to specify 'playbook' input (Ansible playbook filepath)"
+    echo "::error::You need to specify 'playbook' input (Ansible playbook filepath)"
     exit 1
 fi
 
 if test -z "$key"; then
-    echo "You need to specify 'key' input (SSH private key)"
+    echo "::error::You need to specify 'key' input (SSH private key)"
     exit 1
 fi
 
-if test -n "$directory"; then
-    cd "$directory"
-fi
-
 mkdir -p "$HOME/.ssh"
 echo "$key" > "$HOME/.ssh/id_rsa"
 chmod 600 "$HOME/.ssh/id_rsa"
 
-if [ "$inventory" ]; then
-    echo "Writing inventory with custom content:"
-    echo -e "$inventory" | tee "$default_inventory"
-    options="${options} --inventory ${default_inventory}"
+if test -n "$directory"; then
+    echo "==> Changing directory to: $directory"
+    cd "$directory"
 fi
 
-if [ "$vault_password" ]; then
-    echo "Setting vault password"
-    echo "$vault_password" > "$default_vault_file"
-    options="${options} --vault-password-file ${default_vault_file}"
+if test -n "$inventory"; then
+    echo "==> Writing inventory with custom content:"
+    echo -e "$inventory" | tee "$inventory_file"
+    options="$options --inventory $inventory_file"
 fi
 
-echo "$options"
-echo "$playbook"
+if test -n "$vault_password"; then
+    echo "==> Setting vault password"
+    echo "$vault_password" > "$vault_password_file"
+    options="$options --vault-password-file $vault_password_file"
+fi
 
 export ANSIBLE_HOST_KEY_CHECKING=False
 export ANSIBLE_FORCE_COLOR=True
 
+echo "[command]ansible-playbook $options $playbook"
+
 ansible-playbook $options $playbook