alpm_utils/
conf.rs

1use alpm::{Alpm, SigLevel, Usage};
2
3/// Re-export of pacmanconf.
4pub mod config {
5    pub use pacmanconf::*;
6}
7
8use pacmanconf::Config;
9
10/// Initiates and configures Alpm using a pacman config.
11///
12/// ```no_run
13/// use pacmanconf::Config;
14/// use alpm_utils::alpm_with_conf;
15///
16/// # fn main() {
17/// let conf = Config::new().unwrap();
18/// let alpm = alpm_with_conf(&conf).unwrap();
19/// # }
20/// ```
21pub fn alpm_with_conf(conf: &Config) -> alpm::Result<Alpm> {
22    let mut alpm = Alpm::new(&*conf.root_dir, &*conf.db_path)?;
23    configure_alpm(&mut alpm, conf)?;
24    Ok(alpm)
25}
26
27/// Configures an exsting Alpm handle  using a pacman config.
28///
29/// You probably just want to use alpm_with_conf unless you need to do something before the
30/// repos are registered such as setting the db ext.
31///
32/// ```no_run
33/// use pacmanconf::Config;
34/// use alpm_utils::configure_alpm;
35/// use alpm::Alpm;
36///
37/// # fn main() {
38/// let conf = Config::new().unwrap();
39/// let mut alpm = Alpm::new(&*conf.root_dir, &*conf.db_path).unwrap();
40/// let alpm = configure_alpm(&mut alpm, &conf).unwrap();
41/// # }
42/// ```
43pub fn configure_alpm(alpm: &mut Alpm, conf: &Config) -> alpm::Result<()> {
44    alpm.set_cachedirs(conf.cache_dir.iter())?;
45    alpm.set_hookdirs(conf.hook_dir.iter())?;
46    alpm.set_gpgdir(&*conf.gpg_dir)?;
47    alpm.set_logfile(&*conf.log_file)?;
48    alpm.set_ignorepkgs(conf.ignore_pkg.iter())?;
49    alpm.set_ignorepkgs(conf.ignore_pkg.iter())?;
50    alpm.set_architectures(conf.architecture.iter())?;
51    alpm.set_noupgrades(conf.no_upgrade.iter())?;
52    alpm.set_noextracts(conf.no_extract.iter())?;
53    alpm.set_default_siglevel(parse_sig_level(&conf.sig_level))?;
54    alpm.set_local_file_siglevel(parse_sig_level(&conf.local_file_sig_level))?;
55    alpm.set_remote_file_siglevel(parse_sig_level(&conf.remote_file_sig_level))?;
56    alpm.set_use_syslog(conf.use_syslog);
57    alpm.set_check_space(conf.check_space);
58    alpm.set_disable_dl_timeout(conf.disable_download_timeout);
59    alpm.set_parallel_downloads(conf.parallel_downloads as u32);
60    alpm.set_disable_sandbox_filesystem(conf.disable_sandbox_filesystem || conf.disable_sandbox);
61    alpm.set_disable_sandbox_syscalls(conf.disable_sandbox_syscalls || conf.disable_sandbox);
62    alpm.set_sandbox_user(conf.download_user.clone())?;
63
64    for repo in &conf.repos {
65        register_db(alpm, repo)?;
66    }
67
68    Ok(())
69}
70
71fn parse_sig_level(levels: &[String]) -> SigLevel {
72    let mut sig = SigLevel::NONE;
73
74    for level in levels {
75        match level.as_str() {
76            "PackageNever" => sig.remove(SigLevel::PACKAGE),
77            "PackageOptional" => sig.insert(SigLevel::PACKAGE | SigLevel::PACKAGE_OPTIONAL),
78            "PackageRequired" => {
79                sig.insert(SigLevel::PACKAGE);
80                sig.remove(SigLevel::PACKAGE_OPTIONAL);
81            }
82            "PackageTrustOnly" => {
83                sig.remove(SigLevel::PACKAGE_MARGINAL_OK | SigLevel::PACKAGE_UNKNOWN_OK)
84            }
85            "PackageTrustAll" => {
86                sig.insert(SigLevel::PACKAGE_MARGINAL_OK | SigLevel::PACKAGE_UNKNOWN_OK)
87            }
88            "DatabaseNever" => sig.remove(SigLevel::DATABASE),
89            "DatabaseOptional" => sig.insert(SigLevel::DATABASE | SigLevel::DATABASE_OPTIONAL),
90            "DatabaseRequired" => {
91                sig.insert(SigLevel::DATABASE);
92                sig.remove(SigLevel::DATABASE_OPTIONAL);
93            }
94            "DatabaseTrustOnly" => {
95                sig.remove(SigLevel::DATABASE_MARGINAL_OK | SigLevel::DATABASE_UNKNOWN_OK)
96            }
97            "DatabaseTrustAll" => {
98                sig.insert(SigLevel::DATABASE_MARGINAL_OK | SigLevel::DATABASE_UNKNOWN_OK)
99            }
100            _ => {}
101        }
102    }
103
104    sig
105}
106
107fn register_db(alpm: &mut alpm::Alpm, repo: &pacmanconf::Repository) -> alpm::Result<()> {
108    let sig = if repo.sig_level.is_empty() {
109        SigLevel::USE_DEFAULT
110    } else {
111        parse_sig_level(&repo.sig_level)
112    };
113
114    let db = alpm.register_syncdb_mut(&*repo.name, sig)?;
115    db.set_servers(repo.servers.iter())?;
116
117    let mut usage = Usage::NONE;
118
119    for v in &repo.usage {
120        match v.as_str() {
121            "Sync" => usage |= Usage::SYNC,
122            "Search" => usage |= Usage::SEARCH,
123            "Install" => usage |= Usage::INSTALL,
124            "Upgrade" => usage |= Usage::UPGRADE,
125            _ => {}
126        }
127
128        if usage == Usage::NONE {
129            usage = Usage::ALL
130        }
131    }
132
133    db.set_usage(usage)?;
134    Ok(())
135}
alpm_utils/conf.rs

alpm_utils/
conf.rs
