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fix: use shorter paths for creating singleton sockets (#31608)

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Robo 2021-10-28 04:25:08 +09:00 committed by GitHub
parent e88a2955da
commit 3bf42593ba
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2 changed files with 18 additions and 13 deletions
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2
patches/chromium/feat_add_data_parameter_to_processsingleton.patch
View file

@ -61,7 +61,7 @@ index eec994c4252f17d9c9c41e66d5dae6509ed98a18..e538c9b76da4d4435e10cd3848438446
#if defined(OS_WIN)
bool EscapeVirtualization(const base::FilePath& user_data_dir);
diff --git a/chrome/browser/process_singleton_posix.cc b/chrome/browser/process_singleton_posix.cc
index 727333dd6abec99643e31bc77ed2cc8f3d5a0a0b..e5361397f78636816507355e7db6a9e55e6ed234 100644
index a04d139f958a7aaef9b96e8c29317ccf7c97f009..29188668a69047b3ad3bebd1f0057565a330b509 100644
--- a/chrome/browser/process_singleton_posix.cc
+++ b/chrome/browser/process_singleton_posix.cc
@@ -567,6 +567,7 @@ class ProcessSingleton::LinuxWatcher

29
patches/chromium/process_singleton.patch
View file

@ -76,7 +76,7 @@ index 0d7c1db6489d95a40c66808c3f838b0740e46ff6..eec994c4252f17d9c9c41e66d5dae650
#if defined(OS_MAC)
diff --git a/chrome/browser/process_singleton_posix.cc b/chrome/browser/process_singleton_posix.cc
index 4547eb8563e1af57aad991d9d1e2cf02c778380a..727333dd6abec99643e31bc77ed2cc8f3d5a0a0b 100644
index 4547eb8563e1af57aad991d9d1e2cf02c778380a..a04d139f958a7aaef9b96e8c29317ccf7c97f009 100644
--- a/chrome/browser/process_singleton_posix.cc
+++ b/chrome/browser/process_singleton_posix.cc
@@ -80,6 +80,7 @@
@ -171,7 +171,7 @@ index 4547eb8563e1af57aad991d9d1e2cf02c778380a..727333dd6abec99643e31bc77ed2cc8f
ProcessSingleton::NotifyResult
ProcessSingleton::NotifyOtherProcessWithTimeoutOrCreate(
const base::CommandLine& command_line,
@@ -999,12 +1039,26 @@ bool ProcessSingleton::Create() {
@@ -999,14 +1039,32 @@ bool ProcessSingleton::Create() {
#endif
}
@ -180,15 +180,15 @@ index 4547eb8563e1af57aad991d9d1e2cf02c778380a..727333dd6abec99643e31bc77ed2cc8f
- // do not support Unix domain sockets.
- if (!socket_dir_.CreateUniqueTempDir()) {
- LOG(ERROR) << "Failed to create socket directory.";
- return false;
+ if (IsAppSandboxed()) {
+ // For sandboxed applications, the tmp dir could be too long to fit
+ // addr->sun_path, so we need to make it as short as possible.
+ base::FilePath tmp_dir;
+ if (!base::GetTempDir(&tmp_dir)) {
+ LOG(ERROR) << "Failed to get temporary directory.";
+ return false;
+ }
return false;
}
+ if (IsAppSandboxed()) {
+ // For sandboxed applications, the tmp dir could be too long to fit
+ // addr->sun_path, so we need to make it as short as possible.
+ if (!socket_dir_.Set(tmp_dir.Append("S"))) {
+ LOG(ERROR) << "Failed to set socket directory.";
+ return false;
@ -197,14 +197,19 @@ index 4547eb8563e1af57aad991d9d1e2cf02c778380a..727333dd6abec99643e31bc77ed2cc8f
+ // Create the socket file somewhere in /tmp which is usually mounted as a
+ // normal filesystem. Some network filesystems (notably AFS) are screwy and
+ // do not support Unix domain sockets.
+ if (!socket_dir_.CreateUniqueTempDir()) {
+ // Prefer CreateUniqueTempDirUnderPath rather than CreateUniqueTempDir as
+ // the latter will calculate unique paths based on bundle ids which can
+ // increase the socket path length than what is allowed.
+ if (!socket_dir_.CreateUniqueTempDirUnderPath(tmp_dir)) {
+ LOG(ERROR) << "Failed to create socket directory.";
+ return false;
+ }
}
+ }
+
// Check that the directory was created with the correct permissions.
@@ -1046,10 +1100,13 @@ bool ProcessSingleton::Create() {
int dir_mode = 0;
CHECK(base::GetPosixFilePermissions(socket_dir_.GetPath(), &dir_mode) &&
@@ -1046,10 +1104,13 @@ bool ProcessSingleton::Create() {
if (listen(sock, 5) < 0)
NOTREACHED() << "listen failed: " << base::safe_strerror(errno);