require 'trollop'
require "sup"
+PROGRESS_UPDATE_INTERVAL = 15 # seconds
+
class Float
def to_s; sprintf '%.2f', self; end
+ def to_time_s
+ infinite? ? "unknown" : super
+ end
end
class Numeric
sup-sync [options] <source>*
where <source>* is zero or more source URIs. If no sources are given,
-sync from all usual sources. All supported source URI schemes can
-be seen by running "sup-add --help".
+sync from all usual sources. Supported source URI schemes can be seen
+by running "sup-add --help".
Options controlling WHICH messages sup-sync operates on:
EOS
opt :changed, "Scan over the entire source for messages that have been deleted, altered, or moved from another source. (In the case of mbox sources, this includes all messages AFTER an altered message.)"
opt :restored, "Operate only on those messages included in a dump file as specified by --restore which have changed state."
opt :all, "Operate on all messages in the source, regardless of newness or changedness."
- opt :start_at, "For --changed and --all, start at a particular offset.", :type => :int
+ opt :start_at, "For --changed, --restored and --all, start at a particular offset.", :type => :int
text <<EOS
Trollop::die :restored, "requires --restore" if opts[:restored] unless opts[:restore]
if opts[:start_at]
Trollop::die :start_at, "must be non-negative" if opts[:start_at] < 0
- Trollop::die :start_at, "requires either --changed or --all" unless opts[:changed] || opts[:all]
+ Trollop::die :start_at, "requires either --changed, --restored or --all" unless opts[:changed] || opts[:restored] || opts[:all]
end
target = [:new, :changed, :all, :restored].find { |x| opts[x] } || :new
Redwood::start
index = Redwood::Index.new
-index.load
restored_state =
if opts[:restore]
IO.foreach opts[:restore] do |l|
l =~ /^(\S+) \((.*?)\)$/ or raise "Can't read dump line: #{l.inspect}"
mid, labels = $1, $2
- dump[mid] = labels.split(" ").map { |x| x.intern }
+ dump[mid] = labels.symbolistize
end
$stderr.puts "Read #{dump.size} entries from dump file."
dump
{}
end
-sources = ARGV.map do |uri|
- index.source_for uri or Trollop::die "Unknown source: #{uri}. Did you add it with sup-add first?"
-end
-
-sources = index.usual_sources if sources.empty?
-sources = index.sources if opts[:all_sources]
-
-unless target == :new
- if opts[:start_at]
- sources.each { |s| s.seek_to! opts[:start_at] }
- else
- sources.each { |s| s.reset! }
- end
-end
-
seen = {}
+index.lock_or_die
begin
+ index.load
+
+ sources = ARGV.map do |uri|
+ Redwood::SourceManager.source_for uri or Trollop::die "Unknown source: #{uri}. Did you add it with sup-add first?"
+ end
+
+ sources = Redwood::SourceManager.usual_sources if sources.empty?
+ sources = Redwood::SourceManager.sources if opts[:all_sources]
+
+ unless target == :new
+ if opts[:start_at]
+ Trollop::die :start_at, "can only be used on one source" unless sources.size == 1
+ sources.first.seek_to! opts[:start_at]
+ sources.first.correct_offset! if sources.first.respond_to?(:correct_offset!)
+ else
+ sources.each { |s| s.reset! }
+ end
+ end
+
sources.each do |source|
$stderr.puts "Scanning #{source}..."
num_added = num_updated = num_scanned = num_restored = 0
last_info_time = start_time = Time.now
- Redwood::PollManager.add_messages_from source do |m, offset, entry|
+ Redwood::PollManager.add_messages_from source, :force_overwrite => true do |m_old, m, offset|
num_scanned += 1
seen[m.id] = true
+ if Time.now - last_info_time > PROGRESS_UPDATE_INTERVAL
+ last_info_time = Time.now
+ elapsed = last_info_time - start_time
+ start = opts[:start_at] || source.start_offset
+ pctdone = 100.0 * (source.cur_offset - start).to_f / (source.end_offset - start).to_f
+ remaining = (100.0 - pctdone) * (elapsed.to_f / pctdone)
+ $stderr.printf "## read %dm (about %.0f%%) @ %.1fm/s. %s elapsed, about %s remaining\n", num_scanned, pctdone, num_scanned / elapsed, elapsed.to_time_s, remaining.to_time_s
+ end
+
## skip if we're operating only on changed messages, the message
## is in the index, and it's unchanged from what the source is
## reporting.
- next if target == :changed && entry && entry[:source_id].to_i == source.id && entry[:source_info].to_i == offset
+ next if target == :changed && m_old && m_old.source.id == source.id && m_old.source_info == offset
## get the state currently in the index
- index_state =
- if entry
- entry[:label].split(/\s+/).map { |x| x.intern }
- else
- nil
- end
+ index_state = m_old.labels.dup if m_old
## skip if we're operating on restored messages, and this one
## ain't.
- next if target == :restored && (!restored_state[m.id] || restored_state[m.id].sort_by { |s| s.to_s } == index_state.sort_by { |s| s.to_s })
+ next if target == :restored && (!restored_state[m.id] || (index_state && restored_state[m.id].sort_by { |s| s.to_s } == index_state.sort_by { |s| s.to_s }))
## m.labels is the default source labels. tweak these according
## to default source state modification flags.
m.labels -= [:inbox] if opts[:archive]
m.labels -= [:unread] if opts[:read]
- m.labels += opts[:extra_labels].split(/\s*,\s*/).map { |x| x.intern } if opts[:extra_labels]
+ m.labels += opts[:extra_labels].strip.split(/\s*,\s*/).map { |x| x.intern } if opts[:extra_labels]
## assign message labels based on the operation we're performing
case op
when :asis
- m.labels = index_state if index_state
+ m.labels = ((m.labels - [:unread, :inbox]) + index_state).uniq if index_state
when :restore
## if the entry exists on disk
if restored_state[m.id]
## nothin! use default source labels
end
- if Time.now - last_info_time > 60
+ if Time.now - last_info_time > PROGRESS_UPDATE_INTERVAL
last_info_time = Time.now
elapsed = last_info_time - start_time
pctdone = source.respond_to?(:pct_done) ? source.pct_done : 100.0 * (source.cur_offset.to_f - source.start_offset).to_f / (source.end_offset - source.start_offset).to_f
remaining = (100.0 - pctdone) * (elapsed.to_f / pctdone)
- $stderr.puts "## #{num_added + num_updated} (#{pctdone}% done) read; #{elapsed.to_time_s} elapsed; est. #{remaining.to_time_s} remaining (for this source)"
+ $stderr.printf "## read %dm (about %.0f%%) @ %.1fm/s. %s elapsed, about %s remaining\n", num_scanned, pctdone, num_scanned / elapsed, elapsed.to_time_s, remaining.to_time_s
end
if index_state.nil?
- puts "Adding message #{source}##{offset} with state {#{m.labels * ', '}}" if opts[:verbose]
+ puts "Adding message #{source}##{offset} from #{m.from} with state {#{m.labels * ', '}}" if opts[:verbose]
num_added += 1
else
- puts "Updating message #{source}##{offset}, source #{entry[:source_id]} => #{source.id}, offset #{entry[:source_info]} => #{offset}, state {#{index_state * ', '}} => {#{m.labels * ', '}}" if opts[:verbose]
+ puts "Updating message #{source}##{offset}, source #{m_old.source.id} => #{source.id}, offset #{m_old.source_info} => #{offset}, state {#{index_state * ', '}} => {#{m.labels * ', '}}" if opts[:verbose]
num_updated += 1
end
$stderr.puts "Scanned #{num_scanned}, added #{num_added}, updated #{num_updated} messages from #{source}."
$stderr.puts "Restored state on #{num_restored} (#{100.0 * num_restored / num_scanned}%) messages." if num_restored > 0
end
-rescue Exception => e
- File.open("sup-exception-log.txt", "w") { |f| f.puts e.backtrace }
- raise
-ensure
- index.save
- Redwood::finish
-end
-## delete any messages in the index that claim they're from one of
-## these sources, but that we didn't see.
-##
-## kinda crappy code here, because we delve directly into the Ferret
-## API.
-##
-## TODO: move this to Index, i suppose.
-if target == :all || target == :changed
- $stderr.puts "Deleting missing messages from the index..."
- num_del, num_scanned = 0, 0
- sources.each do |source|
- raise "no source id for #{source}" unless source.id
- q = "+source_id:#{source.id}"
- q += " +source_info: >= #{opts[:start_at]}" if opts[:start_at]
- index.index.search_each(q, :limit => :all) do |docid, score|
- num_scanned += 1
- mid = index.index[docid][:message_id]
- unless seen[mid]
- puts "Deleting #{mid}" if opts[:verbose]
- index.index.delete docid unless opts[:dry_run]
- num_del += 1
+ ## delete any messages in the index that claim they're from one of
+ ## these sources, but that we didn't see.
+ if (target == :all || target == :changed)
+ $stderr.puts "Deleting missing messages from the index..."
+ num_del, num_scanned = 0, 0
+ sources.each do |source|
+ raise "no source id for #{source}" unless source.id
+ index.each_message :source_id => source.id, :load_spam => true, :load_deleted => true, :load_killed => true do |m|
+ num_scanned += 1
+ unless seen[m.id]
+ next unless m.source_info >= opts[:start_at] if opts[:start_at]
+ puts "Deleting #{m.id}" if opts[:verbose]
+ index.delete m.id unless opts[:dry_run]
+ num_del += 1
+ end
end
end
+ $stderr.puts "Deleted #{num_del} / #{num_scanned} messages"
end
- $stderr.puts "Deleted #{num_del} / #{num_scanned} messages"
-end
-if opts[:optimize]
- $stderr.puts "Optimizing index..."
- optt = time { index.index.optimize unless opts[:dry_run] }
- $stderr.puts "Optimized index of size #{index.size} in #{optt}s."
+ index.save
+
+ if opts[:optimize]
+ $stderr.puts "Optimizing index..."
+ optt = time { index.optimize unless opts[:dry_run] }
+ $stderr.puts "Optimized index of size #{index.size} in #{optt}s."
+ end
+rescue Redwood::FatalSourceError => e
+ $stderr.puts "Sorry, I couldn't communicate with a source: #{e.message}"
+rescue Exception => e
+ File.open("sup-exception-log.txt", "w") { |f| f.puts e.backtrace }
+ raise
+ensure
+ Redwood::finish
+ index.unlock
end
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