instanceinfo.sh: Refactored code into functions.
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instanceinfo.sh
255
instanceinfo.sh
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@ -1,7 +1,7 @@
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#!/bin/bash
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# Print some basic info about fediverse instances.
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# Version: 2019-07-16_2
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# Version: 2019-07-18_1
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if [[ -z "${1}" ]]; then
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echo "usage: ${0} DOMAIN" >&2
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@ -19,6 +19,140 @@ function striphtml()
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echo "${extract}" | sed 's/\\u003c/</g' | sed 's/\\u003e/>/g' | sed -E 's/<[^>]+>//g' | sed 's/\\r\\n/ /g' | sed -E 's/(^"|"$)//g'
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}
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function parse_nodeinfo()
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{
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local instance="${1}"
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local nodeinfo="${2}"
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json=$(curl -s "${nodeinfo}")
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# shellcheck disable=SC2155
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local implementation=$(jq -r ".software.name" <<<"${json}")
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# shellcheck disable=SC2155
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local version=$(jq -r ".software.version" <<<"${json}")
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echo "${implementation} ${version} detected."
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# shellcheck disable=SC2155
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local description=$(jq -r ".metadata.nodeDescription" <<<"${json}")
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if [[ "${description}" == "null" ]]; then
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description=$(jq -r ".metadata.shortDescription" <<<"${json}")
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fi
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if [[ "${description}" == "null" ]]; then
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description=$(jq -r ".metadata.nodeName" <<<"${json}")
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fi
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[[ "${description}" != "null" ]] && echo "Description: ${description}"
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# shellcheck disable=SC2155
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local admins=$(jq -r ".metadata.staffAccounts" <<<"${json}")
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if [[ "${admins}" == "null" ]]; then
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admins=$(jq -r ".metadata.adminAccount" <<<"${json}")
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fi
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[[ "${admins}" != "null" ]] && echo "Admins: ${admins}"
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echo -n "Number of users: "
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jq -r ".usage.users.total" <<<"${json}"
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# shellcheck disable=SC2155
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local active=$(jq -r ".usage.users.activeMonth" <<<"${json}")
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[[ "${active}" != "null" ]] && echo "Active user (month): ${active}"
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echo -n "Open registrations: "
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jq -r ".openRegistrations" <<<"${json}"
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# shellcheck disable=SC2155
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local restrictions=$(jq -r ".metadata.federation.mrf_simple" <<<"${json}")
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[[ "${restrictions}" != "null" ]] && echo "Federation restrictions: ${restrictions}"
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if [[ "${implementation}" == "pleroma" ]]; then
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echo "Further info, maybe: https://${instance}/about"
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elif [[ "${implementation}" == "funkwhale" ]]; then
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echo -n "Artists / tracks: "
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jq -rj ".metadata.library.artists.total" <<<"${json}"
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echo -n " / "
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jq -r ".metadata.library.tracks.total" <<<"${json}"
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elif [[ "${implementation}" == "mastodon" ]]; then
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echo "Further info, maybe: https://${instance}/about/more"
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elif [[ "${implementation}" == "pixelfed" ]]; then
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echo "Further info, maybe: https://${instance}/site/terms"
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elif [[ "${implementation}" == "peertube" ]]; then
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echo "Further info, maybe: https://${instance}/about/instance"
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fi
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}
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function parse_mastodon()
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{
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local instance="${1}"
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local mastoinfo="${2}"
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json=$(curl -s "${mastoinfo}")
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local implementation=""
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if grep -Eq '"is_(pro|verified)"' <<<"${json}"; then
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implementation="Gab"
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elif grep -Eq '"version":"[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+\."' <<<"${json}"; then
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implementation="Florence"
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elif grep -Eq '"version":"[0-9]+\.[0-9]+\.[0-9]+"' <<<"${json}"; then
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implementation="Mastodon"
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elif grep -Eq '"version":"[0-9]+\.[0-9]+\.[0-9][\._\-]?[a-zA-Z]+"' <<<"${json}"; then
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implementation="Mastodon fork"
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fi
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if [[ -n "${implementation}" ]]; then
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# shellcheck disable=SC2155
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local version=$(jq -r ".version" <<<"${json}")
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echo "${implementation} ${version} detected."
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fi
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echo -n "Description: "
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# shellcheck disable=SC2046
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striphtml $(jq ".description" <<<"${json}")
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# shellcheck disable=SC2155
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local admin=$(jq -r ".contact_account.acct" <<<"${json}")
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[[ -n "${admin}" ]] && echo "Admin: https://${instance}/users/${admin}"
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# shellcheck disable=SC2155
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local email=$(jq -r ".email" <<<"${json}")
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[[ -n "${email}" ]] && echo "E-Mail: ${email}"
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echo -n "Number of users: "
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jq -r ".stats.user_count" <<<"${json}"
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echo -n "Open registrations: "
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jq -r ".registrations" <<<"${json}"
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if [[ "${implementation}" == "Mastodon"
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|| "${implementation}" == "Mastodon fork"
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|| "${implementation}" == "Florence" ]]; then
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echo "Further info, maybe: https://${instance}/about/more"
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elif [[ "${implementation}" == "Gab" ]]; then
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echo "Further info, maybe: https://${instance}/about"
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fi
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}
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function parse_misskey()
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{
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local instance="${1}"
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local misskeyinfo="${2}"
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json=$(curl -s -X POST "${misskeyinfo}")
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# shellcheck disable=SC2155
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local version=$(jq -r ".version" <<<"${json}")
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echo "Misskey ${version} detected."
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# shellcheck disable=SC2155
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local email=$(jq -r ".maintainerEmail" <<<"${json}")
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[[ -n "${email}" ]] && echo "E-Mail: ${email}"
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# shellcheck disable=SC2155
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local users=$(curl -s -X POST "https://${instance}/api/stats" | jq -r ".usersCount")
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[[ -n ${users} ]] && echo "Number of users: ${users}"
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echo -n "Open registrations: "
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jq -r ".features.registration" <<<"${json}"
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# shellcheck disable=SC2155
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local tos=$(jq -r ".ToSUrl" <<<"${json}")
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[[ -n "${tos}" ]] && echo "ToS: ${tos}"
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}
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function main()
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{
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local instance="${1}"
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@ -29,126 +163,13 @@ function main()
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if curl -sILf -X POST "${misskeyinfo}" | grep -iq 'Content-Type: application/json'; then
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echo "Misskey API found."
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json=$(curl -s -X POST "${misskeyinfo}")
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# shellcheck disable=SC2155
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local version=$(jq -r ".version" <<<"${json}")
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echo "Misskey ${version} detected."
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# shellcheck disable=SC2155
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local email=$(jq -r ".maintainerEmail" <<<"${json}")
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[[ -n "${email}" ]] && echo "E-Mail: ${email}"
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# shellcheck disable=SC2155
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local users=$(curl -s -X POST "https://${instance}/api/stats" | jq -r ".usersCount")
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[[ -n ${users} ]] && echo "Number of users: ${users}"
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echo -n "Open registrations: "
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jq -r ".features.registration" <<<"${json}"
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# shellcheck disable=SC2155
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local tos=$(jq -r ".ToSUrl" <<<"${json}")
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[[ -n "${tos}" ]] && echo "ToS: ${tos}"
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parse_misskey "${instance}" "${misskeyinfo}"
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elif curl -sILf "${nodeinfo}" | grep -iq 'Content-Type: application/json'; then
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echo "Nodeinfo found."
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json=$(curl -s "${nodeinfo}")
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# shellcheck disable=SC2155
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local implementation=$(jq -r ".software.name" <<<"${json}")
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# shellcheck disable=SC2155
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local version=$(jq -r ".software.version" <<<"${json}")
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echo "${implementation} ${version} detected."
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# shellcheck disable=SC2155
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local description=$(jq -r ".metadata.nodeDescription" <<<"${json}")
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if [[ "${description}" == "null" ]]; then
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description=$(jq -r ".metadata.shortDescription" <<<"${json}")
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fi
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if [[ "${description}" == "null" ]]; then
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description=$(jq -r ".metadata.nodeName" <<<"${json}")
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fi
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[[ "${description}" != "null" ]] && echo "Description: ${description}"
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# shellcheck disable=SC2155
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local admins=$(jq -r ".metadata.staffAccounts" <<<"${json}")
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if [[ "${admins}" == "null" ]]; then
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admins=$(jq -r ".metadata.adminAccount" <<<"${json}")
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fi
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[[ "${admins}" != "null" ]] && echo "Admins: ${admins}"
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echo -n "Number of users: "
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jq -r ".usage.users.total" <<<"${json}"
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# shellcheck disable=SC2155
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local active=$(jq -r ".usage.users.activeMonth" <<<"${json}")
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[[ "${active}" != "null" ]] && echo "Active user (month): ${active}"
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echo -n "Open registrations: "
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jq -r ".openRegistrations" <<<"${json}"
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# shellcheck disable=SC2155
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local restrictions=$(jq -r ".metadata.federation.mrf_simple" <<<"${json}")
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[[ "${restrictions}" != "null" ]] && echo "Federation restrictions: ${restrictions}"
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if [[ "${implementation}" == "pleroma" ]]; then
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echo "Further info, maybe: https://${instance}/about"
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elif [[ "${implementation}" == "funkwhale" ]]; then
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echo -n "Artists / tracks: "
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jq -rj ".metadata.library.artists.total" <<<"${json}"
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echo -n " / "
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jq -r ".metadata.library.tracks.total" <<<"${json}"
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elif [[ "${implementation}" == "mastodon" ]]; then
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echo "Further info, maybe: https://${instance}/about/more"
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elif [[ "${implementation}" == "pixelfed" ]]; then
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echo "Further info, maybe: https://${instance}/site/terms"
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elif [[ "${implementation}" == "peertube" ]]; then
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echo "Further info, maybe: https://${instance}/about/instance"
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fi
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parse_nodeinfo "${instance}" "${nodeinfo}"
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elif curl -sILf "${mastoinfo}" | grep -iq 'Content-Type: application/json'; then
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echo "Mastodon API found."
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json=$(curl -s "${mastoinfo}")
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local implementation=""
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if grep -Eq '"is_(pro|verified)"' <<<"${json}"; then
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implementation="Gab"
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elif grep -Eq '"version":"[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+\."' <<<"${json}"; then
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implementation="Florence"
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elif grep -Eq '"version":"[0-9]+\.[0-9]+\.[0-9]+"' <<<"${json}"; then
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implementation="Mastodon"
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elif grep -Eq '"version":"[0-9]+\.[0-9]+\.[0-9][\._\-]?[a-zA-Z]+"' <<<"${json}"; then
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implementation="Mastodon fork"
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fi
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if [[ -n "${implementation}" ]]; then
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# shellcheck disable=SC2155
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local version=$(jq -r ".version" <<<"${json}")
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echo "${implementation} ${version} detected."
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fi
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echo -n "Description: "
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# shellcheck disable=SC2046
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striphtml $(jq ".description" <<<"${json}")
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# shellcheck disable=SC2155
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local admin=$(jq -r ".contact_account.acct" <<<"${json}")
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[[ -n "${admin}" ]] && echo "Admin: https://${instance}/users/${admin}"
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# shellcheck disable=SC2155
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local email=$(jq -r ".email" <<<"${json}")
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[[ -n "${email}" ]] && echo "E-Mail: ${email}"
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echo -n "Number of users: "
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jq -r ".stats.user_count" <<<"${json}"
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echo -n "Open registrations: "
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jq -r ".registrations" <<<"${json}"
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if [[ "${implementation}" == "Mastodon"
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|| "${implementation}" == "Mastodon fork"
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|| "${implementation}" == "Florence" ]]; then
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echo "Further info, maybe: https://${instance}/about/more"
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elif [[ "${implementation}" == "Gab" ]]; then
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echo "Further info, maybe: https://${instance}/about"
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fi
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parse_mastodon "${instance}" "${mastoinfo}"
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else
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echo "Could not detect type of server."
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curl -I "https://${instance}/"
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