Adds the initial monitoring code

1 files changed, 24 insertions, 0 deletions

diff --git a/monitor.sh b/monitor.sh
new file mode 100644
index 0000000..bc274a8
--- /dev/null
+++ b/monitor.sh
@@ -0,0 +1,24 @@
+ #!/bin/bash
+
+links=("https://poc.sigsum.org/crocodile-icefish/sigsum/v0/get-tree-head-cosigned" "https://poc.sigsum.org/crocodile-icefish/sigsum/v0/get-tree-head-to-cosign" "https://poc.sigsum.org/crocodile-icefish/sigsum/v0/get-leaves/0/1" "https://poc.sigsum.org/crocodile-icefish/sigsum/v0/get-consistency-proof/1/3")
+
+for url in ${links[@]};
+do
+echo $url #this is for testing purpose. To be removed in thhe final code.
+  response=$(curl -s -w "%{http_code}" $url)
+  http_code=$(tail -n1 <<< "$response")
+  if [[ "$http_code" != 200 ]]; then
+    echo Fatal. $url is down. status_code $http_code
+    domain_name=$(echo $url | awk -F[/:] '{print $4}')
+    echo $domain_name
+    # 1. Find IP address via dig
+    # 2. Check if we can ping the ip address
+    ip_address=$(dig +short $domain_name)
+    echo $dig_response #this is for testing purpose. To be removed in thhe final code.
+    #ping_response=$(ping $ip_address)
+  else
+    echo $url is working.  status_code $http_code
+   fi
+done
+
+