nsqtail helps tail upto last 10 messages on any topic in the NSQ message queue.
$ docker pull awmanoj/nsqtail-dock:latest
$ ...
$ docker run ..
parallels$ docker build . -t nsqtail-dock
Sending build context to Docker daemon 11.38MB
Step 1/12 : FROM golang:alpine
---> 7fce7b3ec0f9
Step 2/12 : ENV GO111MODULE=on CGO_ENABLED=0 GOOS=linux GOARCH=amd64
---> Using cache
---> 04f73d7cf435
Step 3/12 : WORKDIR /build
---> Using cache
---> 757851eb8eab
Step 4/12 : COPY go.mod .
---> Using cache
---> 5273c44a2245
Step 5/12 : COPY go.sum .
---> Using cache
---> 5d4f8d14816a
Step 6/12 : RUN go mod download
---> Using cache
---> 88a123e0a534
Step 7/12 : COPY . .
---> Using cache
---> 75a61c6d6dab
Step 8/12 : RUN go build -o main .
---> Running in 363dcaff56bb
...
Successfully built 40764fb38b6c
Successfully tagged nsqtail-dock:latest
parallels$ docker run --net=host -p 8080:8080 nsqtail-dock
WARNING: Published ports are discarded when using host network mode
2020/11/10 11:11:34 INF 1 [test/nsqtail-taxicab-1729] querying nsqlookupd http://127.0.0.1:4161/lookup?topic=test
2020/11/10 11:11:34 INF 1 [test/nsqtail-taxicab-1729] (parallels-Parallels-Virtual-Platform:4150) connecting to nsqd
2020/11/10 11:11:34 INF 2 [answers/nsqtail-taxicab-1729] querying nsqlookupd http://127.0.0.1:4161/lookup?topic=answers
2020/11/10 11:11:34 INF 2 [answers/nsqtail-taxicab-1729] (parallels-Parallels-Virtual-Platform:4150) connecting to nsqd
2020/11/10 11:11:34 Starting server at port 8080