fix the retrieval of the ca cert

    Previously the code counted how many items were displayed in the list of CA certs. However, when the number of certs listed is different from the current renewal count, this can cause errors. I found this variable, "nRenewals" in the returned web page and it matches the current cacert to use.

1 files changed, 3 insertions, 2 deletions

diff --git a/files/certreq.sh b/files/certreq.sh
index ea645ac..5093f5d 100755
--- a/files/certreq.sh
+++ b/files/certreq.sh
@@ -10,13 +10,14 @@
 #    2017-11-22 Add ca cert chain
 #    2018-04-16 Add --list and --csr options
 #    2018-05-07 Add actions for using a CA with manually-approved certs
+#    2018-06-19 Fix get number of ca cert
 # Usage: in ansible role certreq
 #    Microsoft CA cert templates have permissions on them. A user must be able to "enroll" on the template.
 # Reference: ftemplate.sh 2017-10-10x; framework.sh 2017-10-09a
 #    fundamental curl statements https://stackoverflow.com/questions/31283476/submitting-base64-csr-to-a-microsoft-ca-via-curl/39722983#39722983
 # Improve:
 fiversion="2017-10-10x"
-certreqversion="2018-05-07a"
+certreqversion="2018-06-19a"
 
 usage() {
    less -F >&2 <<ENDUSAGE
@@ -209,7 +210,7 @@ get_number_of_current_ca_cert() {
       -H "Referer: ${this_ca}/certsrv/certrqxt.asp" \
       -H 'User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; Trident/7.0; rv:11.0) like Gecko' \
       -H 'Content-Type: application/x-www-form-urlencoded' )"
-   CURRENTNUM="$( echo "${RESPONSE}" | grep -cE 'Option' )"
+   CURRENTNUM="$( echo "${RESPONSE}" | grep -oE 'nRenewals=[0-9]+'| tr -dc '[0-9]' )"
 
 }