commit b6e3a1d51722f02f2d391295a676c7b241090213 Author: Karsten Loesing karsten.loesing@gmx.net Date: Wed Jul 11 09:35:07 2018 +0200

Avoid IllegalStateException when descriptors are missing.

A missing descriptor directory has caused an IllegalStateException when we attempted to write our parse history files. Let's be more careful about this case and skip this history file if there is no such directory.

Fixes #26711. --- CHANGELOG.md | 2 ++ src/main/java/org/torproject/onionoo/updater/DescriptorQueue.java | 5 +++++ 2 files changed, 7 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md index ca0142b..d4cfb82 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -7,6 +7,8 @@ * Minor changes - Index relays with no known country code or autonomous system number using the special values "xz" and "AS0" respectively. + - Avoid running into an IllegalStateException when CollecTor is + missing a whole descriptor directory.

# Changes in version 6.0-1.14.0 - 2018-05-29 diff --git a/src/main/java/org/torproject/onionoo/updater/DescriptorQueue.java b/src/main/java/org/torproject/onionoo/updater/DescriptorQueue.java index c19fabd..d00b8b2 100644 --- a/src/main/java/org/torproject/onionoo/updater/DescriptorQueue.java +++ b/src/main/java/org/torproject/onionoo/updater/DescriptorQueue.java @@ -108,6 +108,11 @@ class DescriptorQueue { if (this.historyFile == null) { return; } + if (null == this.descriptors) { + log.debug("Not writing history file {}, because we did not read a single " + + "descriptor from {}.", this.historyFile, this.directory); + return; + } SortedMap<String, Long> excludedAndParsedFiles = new TreeMap<>(); excludedAndParsedFiles.putAll( this.descriptorReader.getExcludedFiles());