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Make get-password robust against invalid kubeconfig entries

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This commit is contained in:
Jeff Lowdermilk
2015-03-13 12:22:49 -07:00
parent 6319f8a568
commit 8fef6fb343
2 changed files with 30 additions and 7 deletions
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9
cluster/gce/util.sh
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@@ -226,7 +226,7 @@ function detect-master () {
}
# Ensure that we have a password created for validating to the master. Will
# read from the kubernetes auth-file for the current context if available.
# read from kubeconfig for the current context if available.
#
# Assumed vars
# KUBE_ROOT
@@ -235,12 +235,7 @@ function detect-master () {
# KUBE_USER
# KUBE_PASSWORD
function get-password {
# templates to extract the username,password for the current-context user
# Note: we save dot ('.') to $dot because the 'with' action overrides dot
local username='{{$dot := .}}{{with $ctx := index $dot "current-context"}}{{$user := index $dot "contexts" $ctx "user"}}{{index $dot "users" $user "username"}}{{end}}'
local password='{{$dot := .}}{{with $ctx := index $dot "current-context"}}{{$user := index $dot "contexts" $ctx "user"}}{{index $dot "users" $user "password"}}{{end}}'
KUBE_USER=$("${KUBE_ROOT}/cluster/kubectl.sh" config view -o template --template="${username}")
KUBE_PASSWORD=$("${KUBE_ROOT}/cluster/kubectl.sh" config view -o template --template="${password}")
get-kubeconfig-basicauth
if [[ -z "${KUBE_USER}" || -z "${KUBE_PASSWORD}" ]]; then
KUBE_USER=admin
KUBE_PASSWORD=$(python -c 'import string,random; print "".join(random.SystemRandom().choice(string.ascii_letters + string.digits) for _ in range(16))')