49 lines
1000 B
Go
49 lines
1000 B
Go
package ICCC
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import (
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"crypto/sha512"
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"fmt"
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"github.com/SommerEngineering/Ocean/Tools"
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"net/url"
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"sort"
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"strings"
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)
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// Sign a message to secure it.
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func signMessage(data map[string][]string) (result url.Values) {
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// Create the hash generator:
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hash := sha512.New()
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// To the start, we hash the password:
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fmt.Fprintf(hash, "%s", Tools.InternalCommPassword())
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// Because the order of a map is random, we have to sort
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// the keys beforehand. Next, we can use the ordered keys
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// to access the data:
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keys := []string{}
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// Get all keys:
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for key := range data {
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keys = append(keys, key)
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}
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// Sort the keys:
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sort.Strings(keys)
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// Now, loop over all the data:
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for _, key := range keys {
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// Get the value:
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value := data[key][0]
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// Hash each key and value:
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fmt.Fprintf(hash, "key=%s :: value=%s\n", key, value)
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}
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// Create the result:
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result = url.Values(data)
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// Append the sign:
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result.Add(`checksum`, strings.ToUpper(fmt.Sprintf("%x", hash.Sum(nil))))
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return
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}
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