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-rw-r--r--cmd/spotme/main.go53
1 files changed, 53 insertions, 0 deletions
diff --git a/cmd/spotme/main.go b/cmd/spotme/main.go
new file mode 100644
index 0000000..99404cb
--- /dev/null
+++ b/cmd/spotme/main.go
@@ -0,0 +1,53 @@
+package main
+
+import (
+ "flag"
+ "fmt"
+ "log"
+
+ "rescribe.xyz/bookpipeline"
+)
+
+const usage = `Usage: spotme [-n num]
+
+Create new spot instances for the book pipeline.
+`
+
+type SpotPipeliner interface {
+ Init() error
+ StartInstances(n int) error
+}
+
+// NullWriter is used so non-verbose logging may be discarded
+type NullWriter bool
+
+func (w NullWriter) Write(p []byte) (n int, err error) {
+ return len(p), nil
+}
+
+func main() {
+ num := flag.Int("n", 1, "number of instances to start")
+ flag.Usage = func() {
+ fmt.Fprintf(flag.CommandLine.Output(), usage)
+ flag.PrintDefaults()
+ }
+ flag.Parse()
+
+ var verboselog *log.Logger
+ var n NullWriter
+ verboselog = log.New(n, "", 0)
+
+ var conn SpotPipeliner
+ conn = &bookpipeline.AwsConn{Region: "eu-west-2", Logger: verboselog}
+ err := conn.Init()
+ if err != nil {
+ log.Fatalln("Failed to set up cloud connection:", err)
+ }
+
+ log.Println("Starting spot instances")
+ err = conn.StartInstances(*num)
+ if err != nil {
+ log.Fatalln("Failed to start a spot instance:", err)
+ }
+ log.Println("Spot instance request sent successfully")
+}