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authorNick White <git@njw.name>2020-11-17 16:37:54 +0000
committerNick White <git@njw.name>2020-11-17 16:37:54 +0000
commit2717c5ed21a082a7f24833f3d57b303fd22bd4e5 (patch)
treee2f58418cc222eb46e679dbabfc1ccecbb1e9387 /cmd/trimqueue
parentf71fd636f151e5cb7eafb2ae6c21c1c188d43fdd (diff)
Add trimqueue and logwholequeue utilities which can help deal with weird queue states
Diffstat (limited to 'cmd/trimqueue')
-rw-r--r--cmd/trimqueue/main.go84
1 files changed, 84 insertions, 0 deletions
diff --git a/cmd/trimqueue/main.go b/cmd/trimqueue/main.go
new file mode 100644
index 0000000..cf65c4d
--- /dev/null
+++ b/cmd/trimqueue/main.go
@@ -0,0 +1,84 @@
+// Copyright 2019 Nick White.
+// Use of this source code is governed by the GPLv3
+// license that can be found in the LICENSE file.
+
+// trimqueue deletes any messages in a queue that match a specified
+// prefix.
+package main
+
+import (
+ "flag"
+ "fmt"
+ "log"
+
+ "rescribe.xyz/bookpipeline"
+)
+
+const usage = `Usage: trimprefix qname prefix
+
+trimqueue deletes any messages in a queue that match a specified
+prefix.
+
+Valid queue names:
+- preprocess
+- wipeonly
+- ocrpage
+- analyse
+`
+
+type QueuePipeliner interface {
+ Init() error
+ RemovePrefixesFromQueue(url string, prefix string) error
+ PreQueueId() string
+ WipeQueueId() string
+ OCRPageQueueId() string
+ AnalyseQueueId() string
+}
+
+func main() {
+ flag.Usage = func() {
+ fmt.Fprintf(flag.CommandLine.Output(), usage)
+ flag.PrintDefaults()
+ }
+ flag.Parse()
+
+ if flag.NArg() != 2 {
+ flag.Usage()
+ return
+ }
+
+ var conn QueuePipeliner
+ conn = &bookpipeline.AwsConn{Region: "eu-west-2"}
+
+ err := conn.Init()
+ if err != nil {
+ log.Fatalln("Error setting up cloud connection:", err)
+ }
+
+ qdetails := []struct {
+ id, name string
+ }{
+ {conn.PreQueueId(), "preprocess"},
+ {conn.WipeQueueId(), "wipeonly"},
+ {conn.OCRPageQueueId(), "ocrpage"},
+ {conn.AnalyseQueueId(), "analyse"},
+ }
+
+ qname := flag.Arg(0)
+
+ var qid string
+ for i, n := range qdetails {
+ if n.name == qname {
+ qid = qdetails[i].id
+ break
+ }
+ }
+ if qid == "" {
+ log.Fatalln("Error, no queue named", qname)
+ }
+
+ err = conn.RemovePrefixesFromQueue(qid, flag.Arg(1))
+ if err != nil {
+ log.Fatalln("Error removing prefixes from queue", qname, ":", err)
+ }
+}