Function parse_seed_node 

pub fn parse_seed_node(raw: &str) -> Result<SeedRecord, String>

Parse one host:port:rack:dc:tokens seed string.

Mirrors the reference engine’s parse_seeds routine. The token list may be a single big-int or a comma-separated list.

Examples

use dynomite::cluster::gossip::parse_seed_node;
assert!(parse_seed_node("h:1:r:d:1,2,3").is_ok());
assert!(parse_seed_node("h:1:r:d").is_err());