e2e: Update gitsrv to v1.0.0

- update gitsrv deployment to v1.0.0
- download known_hosts from GitHub release
- use the downloaded known_hosts in tests

Author: stefanprodan

test/e2e/fixtures/known_hosts

@@ -16,7 +16,7 @@ spec:
         name: gitsrv
     spec:
       containers:
-      - image: stefanprodan/gitsrv:0.1.3
+      - image: fluxcd/gitsrv:v1.0.0
         name: git
         env:
         - name: REPO

test/e2e/fixtures/kustom/base/gitsrv/gitsrv.yaml

@@ -6,7 +6,7 @@ FLUX_ROOT_DIR=$(git rev-parse --show-toplevel)
 export FLUX_ROOT_DIR
 export E2E_DIR="${FLUX_ROOT_DIR}/test/e2e"
 export FIXTURES_DIR="${E2E_DIR}/fixtures"
-KNOWN_HOSTS=$(cat "${FIXTURES_DIR}/known_hosts")
+KNOWN_HOSTS=$(cat "${FLUX_ROOT_DIR}/cache/known_hosts")
 export KNOWN_HOSTS
 GITCONFIG=$(cat "${FIXTURES_DIR}/gitconfig")
 export GITCONFIG

test/e2e/lib/env.bash

@@ -52,7 +52,7 @@ fluxctl_install_cmd="fluxctl install --git-url=ssh://git@gitsrv/git-server/repos
 function install_flux_with_fluxctl() {
   kustomization_dir=${1:-base/flux}
   key_values_varname=${2}
-  kubectl -n "${FLUX_NAMESPACE}" create configmap flux-known-hosts --from-file="${E2E_DIR}/fixtures/known_hosts"
+  kubectl -n "${FLUX_NAMESPACE}" create configmap flux-known-hosts --from-file="${FLUX_ROOT_DIR}/cache/known_hosts"
   local kustomtmp
   kustomtmp="$(mktemp -d)"
   defer rm -rf "'${kustomtmp}'"
@@ -87,7 +87,7 @@ function install_git_srv() {
   defer rm -rf "'$gen_dir'"
   kubectl create secret generic flux-git-deploy \
     --namespace="${FLUX_NAMESPACE}" \
-    --from-file="${FIXTURES_DIR}/known_hosts" \
+    --from-file="${FLUX_ROOT_DIR}/cache/known_hosts" \
     --from-file="$gen_dir/id_rsa" \
     --from-file=identity="$gen_dir/id_rsa" \
     --from-file="$gen_dir/id_rsa.pub"

test/e2e/lib/install.bash

@@ -12,6 +12,7 @@ CACHE_DIR="${FLUX_ROOT_DIR}/cache/$CURRENT_OS_ARCH"
 
 KIND_VERSION=v0.7.0
 KUBE_VERSION=v1.14.10
+GITSRV_VERSION=v1.0.0
 KIND_CACHE_PATH="${CACHE_DIR}/kind-$KIND_VERSION"
 KIND_CLUSTER_PREFIX=flux-e2e
 BATS_EXTRA_ARGS=""
@@ -20,6 +21,11 @@ BATS_EXTRA_ARGS=""
 source "${E2E_DIR}/lib/defer.bash"
 trap run_deferred EXIT
 
+function download_known_hosts() {
+  mkdir -p "${FLUX_ROOT_DIR}/cache"
+  curl -sL "https://github.com/fluxcd/gitsrv/releases/download/${GITSRV_VERSION}/known_hosts.txt" > "${FLUX_ROOT_DIR}/cache/known_hosts"
+}
+
 function install_kind() {
   if [ ! -f "${KIND_CACHE_PATH}" ]; then
     echo '>>> Downloading Kind'
@@ -62,6 +68,7 @@ if ! kubectl version > /dev/null 2>&1; then
 fi
 
 echo '>>> Running the tests'
+download_known_hosts
 # Run all tests by default but let users specify which ones to run, e.g. with E2E_TESTS='11_*' make e2e
 E2E_TESTS=${E2E_TESTS:-.}
 (