Add --snapshot-version stub to ease migration to 1.2.0 (#10921)

2020-07-05 21:22:31 -07:00
parent 5c1b79f500
commit f49de3b1ad
1 changed files with 9 additions and 0 deletions
--- a/validator/src/main.rs
+++ b/validator/src/main.rs
@ -697,6 +697,15 @@ pub fn main() {
                .help("Number of slots between generating snapshots, \
                      0 to disable snapshots"),
        )
+        .arg(
+            Arg::with_name("snapshot_version")
+                .long("snapshot-version")
+                .value_name("SNAPSHOT_VERSION")
+                .validator(|s: String| if s == "1.1.0" { Ok(()) } else { Err(format!("Invalid snapshot version: {}", s)) })
+                .takes_value(true)
+                .default_value("1.1.0")
+                .help("Output snapshot version"),
+        )
        .arg(
            Arg::with_name("limit_ledger_size")
                .long("limit-ledger-size")