37 lines
888 B
Markdown
37 lines
888 B
Markdown
# How to generate the self-signed wildcard certificate
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```bash
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#!/usr/bin/env bash
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# Specify where we will install
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# the wildcard certificate
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SSL_DIR="./ssl"
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# Set the wildcarded domain
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# we want to use
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DOMAIN="*.acme.wtf"
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# A blank passphrase
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PASSPHRASE=""
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# Set our CSR variables
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SUBJ="
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C=FR
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ST=MP
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O=
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localityName=Toulouse
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commonName=$DOMAIN
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organizationalUnitName=Traefik
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emailAddress=
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"
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# Create our SSL directory
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# in case it doesn't exist
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sudo mkdir -p "$SSL_DIR"
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# Generate our Private Key, CSR and Certificate
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sudo openssl genrsa -out "$SSL_DIR/wildcard.key" 2048
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sudo openssl req -new -subj "$(echo -n "$SUBJ" | tr "\n" "/")" -key "$SSL_DIR/wildcard.key" -out "$SSL_DIR/wildcard.csr" -passin pass:$PASSPHRASE
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sudo openssl x509 -req -days 3650 -in "$SSL_DIR/wildcard.csr" -signkey "$SSL_DIR/wildcard.key" -out "$SSL_DIR/wildcard.crt"
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sudo rm -f "$SSL_DIR/wildcard.csr"
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```
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