You're missing the CA Root certificates for whatever linux distribution is running your application. For example, I use Alpine linux as my Docker base image for my Go services, and I must install the certificates like this via the Dockerfile:
RUN apk update && apk add ca-certificates Find the correct way to do that in your Docker base image. -- Marcin On Tue, Sep 10, 2019 at 12:23 PM Peggy Scott <naznee...@gmail.com> wrote: > I am using a dockerized Golang image to connect to my Azure SQL server > database. When I try to ping it, I am running into "TLS Handshake failed: > x509: certificate signed by unknown authority". I am able to run my app > from my box without dockerization without any issues. I am also able to > able to ping my Azure Postgres server with sslmode=require without issues > using the same Golang image. I am using > https://github.com/denisenkom/go-mssqldb package. My connection code is: > > db, err := sql.Open("sqlserver", > "server=myserver.database.windows.net;user > id=myuserid;"+ > password=mypassword;port=1433;database=mydbname;encrypt=true; > TrustServerCertificate=false;"+ > connection+timeout=30;hostNameInCertificate=*.database.windows.net;") > > if err != nil { > globals.Log.WithError(err).WithFields(logrus.Fields{ > "drivername": "sqlserver", > "connectionstring": "secret", > "error": err.Error()}).Panic("Unable to connect to > db") > > What am I missing? > > -- > You received this message because you are subscribed to the Google Groups > "golang-nuts" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to golang-nuts+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/golang-nuts/0a0591d0-2b5a-4d21-8e95-012ba26b3900%40googlegroups.com > <https://groups.google.com/d/msgid/golang-nuts/0a0591d0-2b5a-4d21-8e95-012ba26b3900%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/golang-nuts/CA%2Bv29LsH%2BS042ckTHA8dn3pvBnUXRE6yTZpgqBx%3D97JK4P%3DdWQ%40mail.gmail.com.