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misc: replaced user facing panics with prints+exit

This commit is contained in:
meeg_leeto 2022-05-12 19:38:09 +01:00
parent 50b0ab56cb
commit 165b0e34d0
1 changed files with 18 additions and 16 deletions
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34
src/main.rs
View File

@ -262,16 +262,16 @@ mod conf {
match self {
ConfigParseError::SerdeError(err) => match err.classify() {
serde_json::error::Category::Io => {
panic!("IO error when reading configuration file.")
eprintln!("IO error when reading configuration file.")
}
serde_json::error::Category::Syntax => panic!(
serde_json::error::Category::Syntax => eprintln!(
"Configuration file is syntactically incorrect.
See {}:{}:{}.",
config_file_name,
err.line(),
err.column()
),
serde_json::error::Category::Data => panic!(
serde_json::error::Category::Data => eprintln!(
"Error deserializing configuration file; expected different data type.
See {}:{}:{}.",
config_file_name,
@ -279,11 +279,11 @@ mod conf {
err.column()
),
serde_json::error::Category::Eof => {
panic!("Unexpected end of file when reading configuration file.")
eprintln!("Unexpected end of file when reading configuration file.")
}
},
ConfigParseError::OldVersion(old_version) => {
panic!(
eprintln!(
"Configuration file has outdated version.
Expected version field to be {} but got {}.",
old_version,
@ -291,42 +291,43 @@ mod conf {
);
}
ConfigParseError::ServeDirNotExists(dir) => {
panic!(
eprintln!(
"Configuration file indicates directory {} should be served, but it does not exist.",
dir.to_string_lossy()
)
}
ConfigParseError::ServeDirNotDir(dir) => {
panic!(
eprintln!(
"Configuration file indicates directory {} should be served, but it is not a directory.",
dir.to_string_lossy()
)
}
ConfigParseError::ServeFileNotExists(file) => {
panic!(
eprintln!(
"Configuration file indicates file {} should be served, but it does not exist.",
file.to_string_lossy()
)
}
ConfigParseError::ServeFileNotFile(file) => {
panic!(
eprintln!(
"Configuration file indicates file {} should be served, but it is not a file.",
file.to_string_lossy()
)
}
ConfigParseError::BadAccessLogPath => {
panic!("Access log path could not be parsed as a canonicalizable path.")
eprintln!("Access log path could not be parsed as a canonicalizable path.")
}
ConfigParseError::BadErrorLogPath => {
panic!("Error log path could not be parsed as a canonicalizable path.")
eprintln!("Error log path could not be parsed as a canonicalizable path.")
}
ConfigParseError::AccessLogDirectoryNotExists(dir) => {
panic!("Access log file should have parent directory {}, but this directory does not exist.", dir.to_string_lossy())
eprintln!("Access log file should have parent directory {}, but this directory does not exist.", dir.to_string_lossy())
}
ConfigParseError::ErrorLogDirectoryNotExists(dir) => {
panic!("Error log file should have parent directory {}, but this directory does not exist.", dir.to_string_lossy())
eprintln!("Error log file should have parent directory {}, but this directory does not exist.", dir.to_string_lossy())
}
}
std::process::exit(1);
}
}
@ -1001,16 +1002,17 @@ async fn serve() {
let config_file = std::fs::File::open(config_file_name.clone()).unwrap_or_else(|err| {
match err.kind() {
std::io::ErrorKind::NotFound => {
panic!("Configuration file {} does not exist.", config_file_name)
eprintln!("Configuration file {} does not exist.", config_file_name)
}
std::io::ErrorKind::PermissionDenied => {
panic!("Read permission to {} was denied.", config_file_name)
eprintln!("Read permission to {} was denied.", config_file_name)
}
_ => panic!(
_ => eprintln!(
"Error when trying to read configuration file {}: {}",
config_file_name, err
),
};
std::process::exit(1);
});
let parse_result = tokio::task::spawn_blocking(move || {
conf::Config::from_sync_buffer(std::io::BufReader::new(config_file))