use crate::ic_registry::RegistryFetchError;
use std::{io, path::PathBuf};
use thiserror::Error as ThisError;
#[derive(Debug, ThisError)]
pub enum NnsNodeProviderHostError {
#[error(
"`icq nns node-provider` supports only the mainnet `ic` network\n\nThe NNS node-provider list is queried from the public Internet Computer mainnet governance canister.\nLocal replica NNS governance discovery is not implemented yet.\n\nTry:\n icq --network ic nns node-provider list"
)]
UnsupportedNetwork { network: String },
#[error("node-provider cache is missing at {}", path.display())]
MissingCache { path: PathBuf },
#[error("failed to read node-provider cache at {}: {source}", path.display())]
ReadCache { path: PathBuf, source: io::Error },
#[error("failed to parse node-provider cache at {}: {source}", path.display())]
ParseCache {
path: PathBuf,
source: serde_json::Error,
},
#[error("failed to serialize node-provider cache JSON for {}: {source}", path.display())]
SerializeCache {
path: PathBuf,
source: serde_json::Error,
},
#[error("unsupported node-provider cache schema version {version}; expected {expected}")]
UnsupportedCacheSchemaVersion { version: u32, expected: u32 },
#[error(
"cached node-provider network mismatch: path is for {requested}, report is for {actual}"
)]
NetworkMismatch { requested: String, actual: String },
#[error("node-provider refresh is already in progress; lock exists at {} since unix_ms={started_at_unix_ms}", path.display())]
RefreshAlreadyInProgress {
path: PathBuf,
started_at_unix_ms: u64,
},
#[error("failed to create node-provider cache directory at {}: {source}", path.display())]
CreateCacheDirectory { path: PathBuf, source: io::Error },
#[error("failed to create node-provider refresh lock at {}: {source}", path.display())]
CreateRefreshLock { path: PathBuf, source: io::Error },
#[error("failed to read node-provider refresh lock at {}: {source}", path.display())]
ReadRefreshLock { path: PathBuf, source: io::Error },
#[error("failed to parse node-provider refresh lock at {}: {source}", path.display())]
ParseRefreshLock {
path: PathBuf,
source: serde_json::Error,
},
#[error("failed to serialize node-provider refresh lock at {}: {source}", path.display())]
SerializeRefreshLock {
path: PathBuf,
source: serde_json::Error,
},
#[error("failed to write node-provider refresh lock at {}: {source}", path.display())]
WriteRefreshLock { path: PathBuf, source: io::Error },
#[error("failed to remove node-provider refresh lock at {}: {source}", path.display())]
RemoveRefreshLock { path: PathBuf, source: io::Error },
#[error("live NNS node-provider refresh failed: {0}")]
NnsQuery(#[from] RegistryFetchError),
#[error("failed to write node-provider cache temp file at {}: {source}", path.display())]
WriteCacheTemp { path: PathBuf, source: io::Error },
#[error("failed to sync node-provider cache temp file at {}: {source}", path.display())]
SyncCacheTemp { path: PathBuf, source: io::Error },
#[error("failed to replace node-provider cache at {} from {}: {source}", cache_path.display(), temp_path.display())]
ReplaceCache {
temp_path: PathBuf,
cache_path: PathBuf,
source: io::Error,
},
#[error("failed to sync node-provider cache directory at {}: {source}", path.display())]
SyncCacheDirectory { path: PathBuf, source: io::Error },
#[error("failed to write refreshed node-provider output at {}: {source}", path.display())]
WriteRefreshOutput { path: PathBuf, source: io::Error },
#[error("failed to sync refreshed node-provider output at {}: {source}", path.display())]
SyncRefreshOutput { path: PathBuf, source: io::Error },
#[error("node provider {input:?} did not match the mainnet NNS node-provider list")]
NodeProviderNotFound { input: String },
#[error("node-provider prefix {prefix:?} is ambiguous; matches: {matches:?}")]
AmbiguousNodeProviderPrefix {
prefix: String,
matches: Vec<String>,
},
}