Skip to content

feat: Write dd trace context to esl for other clients to pick up ... #2711

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
ghost wants to merge 2 commits into
base: main
Choose a base branch
from
Open

feat: Write dd trace context to esl for other clients to pick up ... #2711

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
9fbcd0d
feat: New esl column to keep context between dd spans
Feb 4, 2026
192b482
feat: write dd trace context to db
Feb 5, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
3 changes: 3 additions & 0 deletions database/migrations/postgres/1770223312000000-esl-dd-spans.up.sql
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
DO $$
ALTER TABLE IF EXISTS event_sourcing_light ADD COLUMN IF NOT EXISTS ddspan JSONB;
END $$;
16 changes: 14 additions & 2 deletions pkg/db/db.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -311,6 +311,17 @@ func (h *DBHandler) DBWriteEslEventInternal(ctx context.Context, eventType Event
span.Finish(tracer.WithError(err))
}()

carrier := make(map[string]string)
Copy link
Copy Markdown
Contributor

@sven-urbanski-freiheit-com sven-urbanski-freiheit-com Feb 5, 2026

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

please also add the part where we read from the db

err = tracer.Inject(span.Context(), carrier)
if err != nil {
logger.FromContext(ctx).Sugar().Warnf("Unable to serialize trace context into carrier map: %v", err)
}
jsonTraceContext, err := json.Marshal(carrier)
if err != nil {
logger.FromContext(ctx).Sugar().Warnf("Unable to serialize trace context into json: %v", err)
jsonTraceContext = []byte("{}") // Store empty JSON on failure
}

dataMap, err := convertObjectToMap(data)

if err != nil {
Expand All @@ -326,7 +337,7 @@ func (h *DBHandler) DBWriteEslEventInternal(ctx context.Context, eventType Event
return fmt.Errorf("could not marshal combined json data: %w", err)
}

insertQuery := h.AdaptQuery("INSERT INTO event_sourcing_light (created, event_type, json) VALUES (?, ?, ?);")
insertQuery := h.AdaptQuery("INSERT INTO event_sourcing_light (created, event_type, json, ddspan) VALUES (?, ?, ?, ?);")

now, err := h.DBReadTransactionTimestamp(ctx, tx)
if err != nil {
Expand All @@ -337,7 +348,8 @@ func (h *DBHandler) DBWriteEslEventInternal(ctx context.Context, eventType Event
insertQuery,
*now,
eventType,
jsonToInsert)
jsonToInsert,
jsonTraceContext)

if err != nil {
return fmt.Errorf("could not write internal esl event into DB. Error: %w", err)
Expand Down
Loading