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19 lines
756 B
Bash
Executable File
19 lines
756 B
Bash
Executable File
#!/bin/sh
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: ${NIXOS_CHANNELS:=https://nixos.org/channels/}
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# Find the name of all channels which are listed in the directory.
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for channelName in : $(curl -s $NIXOS_CHANNELS | sed -n '/folder/ { s,.*href=",,; s,/".*,,; p }'); do
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test "$channelName" = : && continue;
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# Do not follow redirections, such that we can extract the
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# short-changeset from the name of the directory where we are
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# redirected to.
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sha1=$(curl -s --max-redirs 0 $NIXOS_CHANNELS$channelName | sed -n '/has moved/ { s,.*\.\([a-z0-9A-Z]*\)".*,\1,; p; }')
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test -z "$sha1" -o -z "$channelName" && continue;
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# Update the local channels/* branches to be in-sync with the
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# channel references.
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git update-ref refs/heads/channels/$channelName $sha1
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done
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