From 7d909c603b3aae0481d571a9956658439460c817 Mon Sep 17 00:00:00 2001
From: tastytea <tastytea@tastytea.de>
Date: Thu, 18 Jul 2019 18:36:35 +0200
Subject: [PATCH] instanceinfo.sh: Ignore certificate errors.

---
 instanceinfo.sh | 27 +++++++++++++++++----------
 1 file changed, 17 insertions(+), 10 deletions(-)

diff --git a/instanceinfo.sh b/instanceinfo.sh
index 2fbbf7f..7eaff37 100755
--- a/instanceinfo.sh
+++ b/instanceinfo.sh
@@ -8,11 +8,18 @@ if [[ -z "${1}" ]]; then
     exit 1
 fi
 
+if ! command -v curl > /dev/null; then
+    echo "You need to install curl (https://curl.haxx.se/)" >&2
+    exit 2
+fi
+
 if ! command -v jq > /dev/null; then
     echo "You need to install jq (https://stedolan.github.com/jq/)" >&2
     exit 2
 fi
 
+mycurl="curl -sk"
+
 function striphtml()
 {
     local extract="${*}"
@@ -23,7 +30,7 @@ function parse_nodeinfo()
 {
     local instance="${1}"
     local nodeinfo="${2}"
-    json=$(curl -s "${nodeinfo}")
+    json=$(${mycurl} "${nodeinfo}")
 
     # shellcheck disable=SC2155
     local implementation=$(jq -r ".software.name" <<<"${json}")
@@ -82,7 +89,7 @@ function parse_mastodon()
 {
     local instance="${1}"
     local mastoinfo="${2}"
-    json=$(curl -s "${mastoinfo}")
+    json=$(${mycurl} "${mastoinfo}")
     local implementation=""
 
     if grep -Eq '"is_(pro|verified)"' <<<"${json}"; then
@@ -131,7 +138,7 @@ function parse_misskey()
 {
     local instance="${1}"
     local misskeyinfo="${2}"
-    json=$(curl -s -X POST "${misskeyinfo}")
+    json=$(${mycurl} -X POST "${misskeyinfo}")
 
     # shellcheck disable=SC2155
     local version=$(jq -r ".version" <<<"${json}")
@@ -142,7 +149,7 @@ function parse_misskey()
     [[ -n "${email}" ]] && echo "E-Mail: ${email}"
 
     # shellcheck disable=SC2155
-    local users=$(curl -s -X POST "https://${instance}/api/stats" | jq -r ".usersCount")
+    local users=$(${mycurl} -X POST "https://${instance}/api/stats" | jq -r ".usersCount")
     [[ -n ${users} ]] && echo "Number of users: ${users}"
 
     echo -n "Open registrations: "
@@ -157,25 +164,25 @@ function main()
 {
     local instance="${1}"
     # shellcheck disable=SC2155
-    local nodeinfo=$(curl -sL "https://${instance}/.well-known/nodeinfo" | jq -r '.links[-1].href' 2> /dev/null)
+    local nodeinfo=$(${mycurl} -L "https://${instance}/.well-known/nodeinfo" | jq -r '.links[-1].href' 2> /dev/null)
     local mastoinfo="https://${instance}/api/v1/instance"
     local misskeyinfo="https://${instance}/api/meta"
 
-    if curl -sILf -X POST "${misskeyinfo}" | grep -iq 'Content-Type: application/json'; then
+    if ${mycurl} -ILf -X POST "${misskeyinfo}" | grep -iq 'Content-Type: application/json'; then
         echo "Misskey API found."
         parse_misskey "${instance}" "${misskeyinfo}"
-    elif curl -sILf "${nodeinfo}" | grep -iq 'Content-Type: application/json'; then
+    elif ${mycurl} -ILf "${nodeinfo}" | grep -iq 'Content-Type: application/json'; then
         echo "Nodeinfo found."
         parse_nodeinfo "${instance}" "${nodeinfo}"
-    elif curl -sILf "${mastoinfo}" | grep -iq 'Content-Type: application/json'; then
+    elif ${mycurl} -ILf "${mastoinfo}" | grep -iq 'Content-Type: application/json'; then
         echo "Mastodon API found."
         parse_mastodon "${instance}" "${mastoinfo}"
     else
         echo "Could not detect type of server."
-        curl -I "https://${instance}/"
+        ${mycurl} -I "https://${instance}/"
     fi
 
-    if curl -sILf "${instance}" | grep -q 'Server: cloudflare'; then
+    if ${mycurl} -ILf "${instance}" | grep -q 'Server: cloudflare'; then
         echo "Uses CloudFlare."
     fi