56 lines
1.2 KiB
Go
56 lines
1.2 KiB
Go
package debian
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import (
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"bufio"
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"bytes"
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"log/slog"
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"os"
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"os/exec"
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"strings"
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gonf "git.adyxax.org/adyxax/gonf/v2/pkg"
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)
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var packages map[string]string
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func init() {
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packagesList()
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}
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func packagesInstall(names []string) (gonf.Status, []string) {
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gonf.FilterSlice(&names, func(n string) bool {
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_, ok := packages[n]
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return !ok
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})
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if len(names) == 0 {
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return gonf.KEPT, nil
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}
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args := append([]string{"install", "-y", "--no-install-recommends"}, names...)
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cmd := gonf.CommandWithEnv([]string{"DEBIAN_FRONTEND=noninteractive", "LC_ALL=C"}, "apt-get", args...)
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cmd.Resolve()
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packagesList()
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return cmd.Status(), names
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}
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func packagesList() {
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packages = make(map[string]string)
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ecmd := exec.Command("dpkg-query", "-W")
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out, err := ecmd.CombinedOutput()
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if err != nil {
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slog.Error("dpkg-query", "error", err)
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os.Exit(1)
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}
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s := bufio.NewScanner(bytes.NewReader(out))
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s.Split(bufio.ScanWords)
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for s.Scan() {
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name := s.Text()
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if !s.Scan() {
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slog.Error("dpkg-query", "error", "parsing error: no version after name")
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os.Exit(1)
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}
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if strings.Contains(name, ":") { // some packages are named with the arch like something:amd64
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name = strings.Split(name, ":")[0] // in this case we want only the name
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}
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packages[name] = s.Text()
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}
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}
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