blue-build 0.8.8

A CLI tool built for creating Containerfile templates for ostree based atomic distros
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130

use std::process::Command;

use anyhow::{bail, Result};
use log::{info, trace};
use semver::Version;
use serde::Deserialize;

use crate::credentials;

use super::{
    opts::{BuildOpts, PushOpts, TagOpts},
    BuildDriver, DriverVersion,
};

#[derive(Debug, Deserialize)]
struct BuildahVersionJson {
    pub version: Version,
}

#[derive(Debug)]
pub struct BuildahDriver;

impl DriverVersion for BuildahDriver {
    // RUN mounts for bind, cache, and tmpfs first supported in 1.24.0
    // https://buildah.io/releases/#changes-for-v1240
    const VERSION_REQ: &'static str = ">=1.24";

    fn version() -> Result<Version> {
        trace!("BuildahDriver::version()");

        trace!("buildah version --json");
        let output = Command::new("buildah")
            .arg("version")
            .arg("--json")
            .output()?;

        let version_json: BuildahVersionJson = serde_json::from_slice(&output.stdout)?;
        trace!("{version_json:#?}");

        Ok(version_json.version)
    }
}

impl BuildDriver for BuildahDriver {
    fn build(&self, opts: &BuildOpts) -> Result<()> {
        trace!("BuildahDriver::build({opts:#?})");

        trace!(
            "buildah build --pull=true --layers={} -t {}",
            !opts.squash,
            opts.image,
        );
        let status = Command::new("buildah")
            .arg("build")
            .arg("--pull=true")
            .arg(format!("--layers={}", !opts.squash))
            .arg("-t")
            .arg(opts.image.as_ref())
            .status()?;

        if status.success() {
            info!("Successfully built {}", opts.image);
        } else {
            bail!("Failed to build {}", opts.image);
        }
        Ok(())
    }

    fn tag(&self, opts: &TagOpts) -> Result<()> {
        trace!("BuildahDriver::tag({opts:#?})");

        trace!("buildah tag {} {}", opts.src_image, opts.dest_image);
        let status = Command::new("buildah")
            .arg("tag")
            .arg(opts.src_image.as_ref())
            .arg(opts.dest_image.as_ref())
            .status()?;

        if status.success() {
            info!("Successfully tagged {}!", opts.dest_image);
        } else {
            bail!("Failed to tag image {}", opts.dest_image);
        }
        Ok(())
    }

    fn push(&self, opts: &PushOpts) -> Result<()> {
        trace!("BuildahDriver::push({opts:#?})");

        trace!("buildah push {}", opts.image);
        let status = Command::new("buildah")
            .arg("push")
            .arg(format!(
                "--compression-format={}",
                opts.compression_type.unwrap_or_default()
            ))
            .arg(opts.image.as_ref())
            .status()?;

        if status.success() {
            info!("Successfully pushed {}!", opts.image);
        } else {
            bail!("Failed to push image {}", opts.image);
        }
        Ok(())
    }

    fn login(&self) -> Result<()> {
        trace!("BuildahDriver::login()");

        let (registry, username, password) =
            credentials::get().map(|c| (&c.registry, &c.username, &c.password))?;

        trace!("buildah login -u {username} -p [MASKED] {registry}");
        let output = Command::new("buildah")
            .arg("login")
            .arg("-u")
            .arg(username)
            .arg("-p")
            .arg(password)
            .arg(registry)
            .output()?;

        if !output.status.success() {
            let err_out = String::from_utf8_lossy(&output.stderr);
            bail!("Failed to login for buildah: {err_out}");
        }
        Ok(())
    }
}