commit e1ece10fe3629d9a7268780f77ff4b0653ff72a6 Author: Karsten Loesing karsten.loesing@gmx.net Date: Sun Mar 13 18:43:24 2011 +0100

Add code to turn BridgeDB logs into assignment.log files. --- task-2537/.gitignore | 4 + task-2537/BridgeDBLogConverter.java | 136 +++++++++++++++++++++++++++++++++++ task-2537/README | 15 ++++ 3 files changed, 155 insertions(+), 0 deletions(-)

diff --git a/task-2537/.gitignore b/task-2537/.gitignore new file mode 100644 index 0000000..d169b51 --- /dev/null +++ b/task-2537/.gitignore @@ -0,0 +1,4 @@ +*.log +*.class +*.swp + diff --git a/task-2537/BridgeDBLogConverter.java b/task-2537/BridgeDBLogConverter.java new file mode 100644 index 0000000..5a8d69c --- /dev/null +++ b/task-2537/BridgeDBLogConverter.java @@ -0,0 +1,136 @@ +import java.io.*; +import java.text.*; +import java.util.*; + +public class BridgeDBLogConverter { + public static void main(String[] args) throws Exception { + if (args.length != 3) { + System.out.println("Usage: java BridgeDBLogConverter logfile year " + + "outfile"); + System.exit(1); + } + File logfile = new File(args[0]), outfile = new File(args[2]); + String year = args[1]; + SimpleDateFormat logFormat = new SimpleDateFormat( + "yyyy MMM dd HH:mm:ss"); + SimpleDateFormat isoFormat = new SimpleDateFormat( + "yyyy-MM-dd HH:mm:ss"); + SimpleDateFormat fileFormat = new SimpleDateFormat( + "yyyy/MM/dd/yyyy-MM-dd-HH-mm-ss"); + logFormat.setTimeZone(TimeZone.getTimeZone("UTC")); + isoFormat.setTimeZone(TimeZone.getTimeZone("UTC")); + fileFormat.setTimeZone(TimeZone.getTimeZone("UTC")); + BufferedReader br = new BufferedReader(new FileReader(logfile)); + BufferedWriter bw = new BufferedWriter(new FileWriter(outfile)); + String line; + SortedMap<String, String> entries = new TreeMap<String, String>(); + long lastTimestamp = -1L; + String fingerprint = null, lastFingerprint = null, type = null, + port = "", flag = ""; + while ((line = br.readLine()) != null) { + long timestamp = logFormat.parse(year + " " + + line.substring(0, 15)).getTime(); + if (timestamp > lastTimestamp + 10L * 60L * 1000L) { + if (lastTimestamp > 0L) { + bw.write("bridge-pool-assignment " + + isoFormat.format(lastTimestamp) + "\n"); + for (String entry : entries.values()) { + bw.write(entry + "\n"); + } + entries.clear(); + } + } + lastTimestamp = timestamp; + String[] parts = line.split(" "); + fingerprint = parts[7]; + String assignment = line.substring(line.indexOf(parts[7]) + 41); + if (!fingerprint.equals(lastFingerprint)) { + if (lastFingerprint != null) { + entries.put(lastFingerprint, lastFingerprint + " " + type + + port + flag); + } + type = null; + port = ""; + flag = ""; + } + if (assignment.startsWith("to IP ")) { + int ring = -1; + if (assignment.startsWith("to IP category ring")) { + ring = 4; // TODO This is fragile! + } else { + ring = Integer.parseInt(assignment.split(" ")[3]) - 1; + } + String newType = "https ring=" + ring; + if (type != null && !type.equals(newType)) { + System.out.println("type inconsistency in line '" + line + "'"); + System.exit(1); + } + type = newType; + if (assignment.endsWith(" (port-443 subring)")) { + String newPort = " port=443"; + if (port.length() > 0 && !port.equals(newPort)) { + System.out.println("port inconsistency in line '" + line + + "'"); + System.exit(1); + } + port = newPort; + } else if (assignment.endsWith(" (stable subring)")) { + String newFlag = " flag=stable"; + if (flag.length() > 0 && !flag.equals(newFlag)) { + System.out.println("flag inconsistency in line '" + line + + "'"); + System.exit(1); + } + flag = newFlag; + } + } else if (assignment.equals("to email ring")) { + String newType = "email"; + if (type != null && !type.equals(newType)) { + System.out.println("type inconsistency in line '" + line + "'"); + System.exit(1); + } + type = newType; + } else if (assignment.startsWith("to Ring ")) { + String newType = "email"; + if (type != null && !type.equals(newType)) { + System.out.println("type inconsistency in line '" + line + "'"); + System.exit(1); + } + type = newType; + if (assignment.equals("to Ring (port-443 subring)")) { + String newPort = " port=443"; + if (port.length() > 0 && !port.equals(newPort)) { + System.out.println("port inconsistency in line '" + line + + "'"); + System.exit(1); + } + port = newPort; + } else if (assignment.equals("to Ring (stable subring)")) { + String newFlag = " flag=stable"; + if (flag.length() > 0 && !flag.equals(newFlag)) { + System.out.println("flag inconsistency in line '" + line + + "'"); + System.exit(1); + } + flag = newFlag; + } else { + System.out.println("type inconsistency in line '" + line + + "'"); + System.exit(1); + } + } else { + type = "unallocated"; + } + lastFingerprint = fingerprint; + } + if (lastTimestamp > 0L) { + bw.write("bridge-pool-assignment " + + isoFormat.format(lastTimestamp) + "\n"); + for (String entry : entries.values()) { + bw.write(entry + "\n"); + } + } + bw.close(); + } +} + diff --git a/task-2537/README b/task-2537/README new file mode 100644 index 0000000..1d5375f --- /dev/null +++ b/task-2537/README @@ -0,0 +1,15 @@ +BridgeDBLogConverter.java + +The BridgeDBLogConverter takes BridgeDB's logs as input and writes +(non-sanitized) bridge pool assignments to disk as output. + + - Compile the Java class, e.g., + $ javac BridgeDBLogConverter.java + + - If your bridgedb.log file contains log lines from more than one + calendar year, split it into as many log files as necessary to ensure + that each file only contains log lines from a single calendar year! + + - Run the Java class, e.g., + $ java BridgeDBLogConverter bridgedb.log 2011 assignments.log +