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out-of-tree/debian.go

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package main
import (
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"time"
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"github.com/rs/zerolog/log"
"code.dumpstack.io/tools/out-of-tree/distro/debian"
"code.dumpstack.io/tools/out-of-tree/distro/debian/snapshot"
)
type DebianCmd struct {
Cache DebianCacheCmd `cmd:"" help:"populate cache"`
}
type DebianCacheCmd struct {
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Path string `help:"path to cache" default:"debian.cache"`
Refetch int `help:"days before refetch versions without deb package" default:"7"`
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}
func (cmd *DebianCacheCmd) Run() (err error) {
c, err := debian.NewCache(cmd.Path)
if err != nil {
log.Error().Err(err).Msg("cache")
return
}
defer c.Close()
versions, err := snapshot.SourcePackageVersions("linux")
if err != nil {
log.Error().Err(err).Msg("get source package versions")
return
}
for i, version := range versions {
slog := log.With().Str("version", version).Logger()
slog.Info().Msgf("%03d/%03d", i, len(versions))
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var dk debian.DebianKernel
dk, err = c.Get(version)
if err == nil && !dk.Internal.Invalid {
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slog.Info().Msgf("found in cache")
continue
}
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if dk.Internal.Invalid {
refetch := dk.Internal.LastFetch.AddDate(0, 0, cmd.Refetch)
if refetch.After(time.Now()) {
slog.Info().Msgf("refetch at %v", refetch)
continue
}
}
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dk, err = debian.GetDebianKernel(version)
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if err != nil {
if err == debian.ErrNoBinaryPackages {
slog.Warn().Err(err).Msg("")
} else {
slog.Error().Err(err).Msg("get debian kernel")
}
dk.Internal.Invalid = true
dk.Internal.LastFetch = time.Now()
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}
err = c.Put(dk)
if err != nil {
slog.Error().Err(err).Msg("put to cache")
return
}
slog.Info().Msgf("%s cached", version)
}
return
}