Revise "Symbolizing a crash dump" commands in debugging tips
Seems like these got outdated
Bug: none
Change-Id: Iea2af064a12b75a136b48d5d1ede2b160f8a15bc
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3834455
Reviewed-by: Fabian Sommer <[email protected]>
Commit-Queue: Fabian Sommer <[email protected]>
Auto-Submit: Roman Sorokin <[email protected]>
Cr-Commit-Position: refs/heads/main@{#1036522}
diff --git a/docs/testing/chromeos_debugging_tips.md b/docs/testing/chromeos_debugging_tips.md
index 3107e2c..4354d82 100644
--- a/docs/testing/chromeos_debugging_tips.md
+++ b/docs/testing/chromeos_debugging_tips.md
@@ -72,29 +72,35 @@
symbolize the report locally to get insight into what conditions caused Chrome
to crash.
-To do so, first download both the task's input isolate (this provides the
-symbols and the symbolizing tools) as well as the task's output isolate (this
+To do so, first download both the task's input files (this provides the
+symbols and the symbolizing tools) as well as the task's output results (this
provides the crash reports). See the commands listed under the *Reproducing the
task locally* section on the task page. For example, to download them for
-[this task](https://chrome-swarming.appspot.com/task?id=506a01dd12c8a610), `cd`
+[this task](https://chrome-swarming.appspot.com/task?id=5cc272e0a839b311), `cd`
into a tmp directory and run:
```
-$CHROME_DIR/tools/luci-go/isolated download -I https://chrome-isolated.appspot.com --namespace default-gzip -isolated 64919fee8b02d826df2401544a9dc0f7dfa2172d -output-dir input
-$CHROME_DIR/tools/luci-go/swarming collect -S chrome-swarming.appspot.com -output-dir output 506a01dd12c8a610
+cipd install "infra/tools/luci/cas/\${platform}" -root bar
+./bar/cas login
+./bar/cas download -cas-instance projects/chrome-swarming/instances/default_instance -digest 1ad29e201e4ae7e3056a8b17935edbcd62fb54befdfeba221f2e82e54f150c86/812 -dir foo
+
+cipd install "infra/tools/luci/swarming/\${platform}" -root bar
+./bar/swarming login
+./bar/swarming collect -S chrome-swarming.appspot.com -output-dir=foo 5cc272e0a839b311
```
-Once both isolates have been fetched you must then generate the breakpad
+Once both input and output have been fetched you must then generate the breakpad
symbols by pointing the `generate_breakpad_symbols.py` script to the input's
build dir:
```
-vpython input/components/crash/content/tools/generate_breakpad_symbols.py --symbols-dir symbols --build-dir input/out/Release/ --binary input/out/Release/chrome
+cd foo
+vpython3 components/crash/content/tools/generate_breakpad_symbols.py --symbols-dir symbols --build-dir out/Release/ --binary out/Release/chrome
```
That will generate the symbols in the `symbols/` dir. Then to symbolize a Chrome
crash report present in the task's output (such as
-`chrome.20201211.041043.31022.5747.dmp`):
+`chrome.20220816.214251.44917.24579.dmp `):
```
-./input/out/Release/minidump_stackwalk output/55e4ed786757bf11/crashes/chrome.20201211.041043.31022.5747.dmp symbols/
+./out/Release/minidump_stackwalk 5cc272e0a839b311/crashes/chrome.20220816.214251.44917.24579.dmp symbols/
```
