85 lines
3.1 KiB
Bash
Executable File
85 lines
3.1 KiB
Bash
Executable File
#!/bin/bash
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# FILE: wgapi:back/lib/ssl/peer/add
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# DESCRIPTION: Create SSL certs for a new host
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# USAGE: add hostname username ipstring
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# ERRORS:
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# 3: Bad usage
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# 4: config file not found
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# 5: openssl or config not found
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# 6: not root
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# 7: openssl failed
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CONFIG_FILE='/etc/wgapi/config'
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[ ${#} -eq 0 ] || exit 3
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(( EUID == 0 )) || exit 6
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[ -f "${CONFIG_FILE}" ] || exit 4
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[ -x '/usr/bin/openssl' ] || exit 5
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[ -f '/etc/ssl/openssl.cnf' ] || exit 5
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source "${CONFIG_FILE}"
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hostname="${1}"
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username="${2}"
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ipstring="${3}"
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printf 'Signing SSL certs for %s.%s.%s...\n' "${hostname}" "${username}" "${TLD}" >>"${LOGFILE}"
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# Generate key
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/usr/bin/openssl genrsa -out "${SSL_CONFIG_DIR:?}/${username:?}/${hostname:?}/server.key" >/dev/null 2>&1 || (
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printf 'Failed to generate SSL key %s/%s/server.key\n' "${username}" "${hostname}" >>"${LOGFILE}"
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exit 7
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)
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[ -f "${SSL_CONFIG_DIR:?}/${username:?}/${hostname:?}/server.key" ] || (
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printf 'SSL key %s/%s/server.key was not generated!\n' "${username}" "${hostname}" >>"${LOGFILE}"
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exit 7
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)
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chmod 400 "${SSL_CONFIG_DIR}/${username}/${hostname}/server.key" || (
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printf 'Failed to chmod SSL key %s/%s/server.key\n' "${username}" "${hostname}" >>"${LOGFILE}"
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exit 7
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)
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# Generate config
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san="\n[SAN]\nsubjectAltNames=DNS:${hostname:?}.${username:?}.${TLD:?},DNS:*.${hostname:?}.${username:?}.${TLD:?}"
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[ "${ipstring}" != "" ] && san="${san},${ipstring}"
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cat '/etc/ssl/openssl.cnf' <(printf '%s' "${san}") \
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> "${SSL_CONFIG_DIR:?}/${username:?}/${hostname:?}.cnf" || (
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printf 'Failed to generate %s/%s.cnf\n' "${username}" "${hostname}" >>"${LOGFILE}"
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exit 7
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)
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# Generate CSR
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/usr/bin/openssl req -new -sha256 -reqexts SAN \
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-key "${SSL_CONFIG_DIR}/${username}/${hostname}/server.key" \
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-out "${SSL_CONFIG_DIR}/${username}/${hostname}.csr" \
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-config "${SSL_CONFIG_DIR}/${username}/${hostname}.cnf" \
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-subj "/O=${SSL_ORG}/OU=${username}/CN=${hostname}.${username}.${TLD}" \
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>/dev/null 2>&1 || (
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printf 'Failed to generate %s/%s.cnf\n' "${username}" "${hostname}" >>"${LOGFILE}"
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exit 7
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)
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# Generate cert
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/usr/bin/openssl x509 -req -sha256 -extensions SAN -CAcreateserial \
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-extfile "${SSL_CONFIG_DIR}/${username}/${hostname}.cnf" \
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-in "${SSL_CONFIG_DIR}/${username}/${hostname}.csr" \
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-CA "${SSL_CA_CERT}" -CAkey "${SSL_CA_KEY}" \
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-passin "pass:${SSL_CA_PASS}" \
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-out "${SSL_CONFIG_DIR}/${username}/${hostname}/server.crt" \
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-days "${SSL_DAYS}" >/dev/null 2>&1 || (
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printf 'Failed to generate SSL cert %s/%s/server.crt\n' "${username}" "${hostname}" >>"${LOGFILE}"
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exit 7
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)
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[ -f "${SSL_CONFIG_DIR:?}/${username:?}/${hostname:?}/server.crt" ] || (
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printf 'SSL key %s/%s/server.crt was not generated!\n' "${username}" "${hostname}" >>"${LOGFILE}"
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exit 7
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)
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chmod 644 "${SSL_CONFIG_DIR}/${username}/${hostname}/server.crt" || (
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printf 'Failed to chmod SSL cert %s/%s/server.crt\n' "${username}" "${hostname}" >>"${LOGFILE}"
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exit 7
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)
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# Remove old files
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rm "${SSL_CONFIG_DIR}/${username}/${hostname}.cnf" "${SSL_CONFIG_DIR}/${username}/${hostname}.csr" 2>/dev/null
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printf 'SSL certs for %s.%s.%s are ready\n' "${hostname}" "${username}" "${TLD}" >>"${LOGFILE}" |