75 lines
2.0 KiB
Go
75 lines
2.0 KiB
Go
// Command tiledump reads a CT log tile file and dumps all entries.
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// (C) Copyright 2026 Pim van Pelt <pim@ipng.ch>
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package main
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import (
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"fmt"
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"os"
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"strings"
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"ctfetch/internal/utils"
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)
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func main() {
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if len(os.Args) != 2 {
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fmt.Fprintf(os.Stderr, "Usage: %s <tile-file-or-url>\n", os.Args[0])
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fmt.Fprintf(os.Stderr, "Examples:\n")
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fmt.Fprintf(os.Stderr, " %s tile.data\n", os.Args[0])
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fmt.Fprintf(os.Stderr, " %s https://halloumi2026h1.mon.ct.ipng.ch/tile/data/x002/x460/135\n", os.Args[0])
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os.Exit(1)
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}
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arg := os.Args[1]
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var tileData []byte
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var err error
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// Check if argument is a URL
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if strings.HasPrefix(arg, "http://") || strings.HasPrefix(arg, "https://") {
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// Fetch from URL
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fmt.Fprintf(os.Stderr, "Fetching: %s\n", arg)
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tileData, err = utils.FetchURL(arg)
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if err != nil {
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// If it's a 404 and the URL is for a partial tile, try the full tile
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if err.Error() == "HTTP 404" && strings.Contains(arg, ".p/") {
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fullTileURL := arg[:strings.Index(arg, ".p/")]
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fmt.Fprintf(os.Stderr, "Partial tile not found, trying full tile: %s\n", fullTileURL)
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tileData, err = utils.FetchURL(fullTileURL)
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if err != nil {
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fatal("failed to fetch full tile: %v", err)
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}
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fmt.Fprintf(os.Stderr, "Fetched %d bytes from full tile\n", len(tileData))
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} else {
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fatal("failed to fetch URL: %v", err)
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}
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} else {
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fmt.Fprintf(os.Stderr, "Fetched %d bytes\n", len(tileData))
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}
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} else {
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// Read from file
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tileData, err = os.ReadFile(arg)
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if err != nil {
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fatal("failed to read file: %v", err)
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}
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fmt.Fprintf(os.Stderr, "Read %d bytes from %s\n", len(tileData), arg)
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}
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// Decompress if needed
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tileData, err = utils.Decompress(tileData)
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if err != nil {
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fatal("failed to decompress tile: %v", err)
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}
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fmt.Fprintf(os.Stderr, "Tile size: %d bytes\n\n", len(tileData))
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// Dump all entries
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if err := utils.DumpAllEntries(tileData); err != nil {
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fatal("%v", err)
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}
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}
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func fatal(format string, args ...any) {
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fmt.Fprintf(os.Stderr, "Error: "+format+"\n", args...)
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os.Exit(1)
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}
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