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47 lines
1.4 KiB
47 lines
1.4 KiB
//
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// Copyright (C) 2020 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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//! Daemon program to collect system traces.
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use anyhow::{bail, Result};
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use std::env;
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const HELP_MSG: &str = r#"
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profcollectd background daemon.
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usage: profcollectd [command]
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nostart Start daemon but do not schedule profile collection.
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"#;
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fn main() -> Result<()> {
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libprofcollectd::init_logging();
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let args: Vec<String> = env::args().collect();
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if args.len() > 2 {
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bail!("This program only takes one or no argument{}", &HELP_MSG);
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}
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if args.len() == 1 {
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libprofcollectd::init_service(true)?;
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}
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let action = &args[1];
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match action.as_str() {
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"nostart" => libprofcollectd::init_service(false)?,
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"help" => println!("{}", &HELP_MSG),
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arg => bail!("Unknown argument: {}\n{}", &arg, &HELP_MSG),
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}
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Ok(())
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}
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