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authorfriendica <info@friendica.com>2013-12-01 19:02:36 -0800
committerfriendica <info@friendica.com>2013-12-01 19:02:36 -0800
commit71e67f6347ebb9cb0f4efd87fd383d05bc39a8c7 (patch)
tree22d1b6d186d81ab7e4be96a86523a02ad9355f70
parentfa5366bb95f3f9e241510f29054dbd4ceb0deb73 (diff)
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document the ping packet - and remove the ancient rusty brown square default profile photos.
-rw-r--r--images/default-profile-mm.jpgbin322 -> 0 bytes
-rw-r--r--images/default-profile-sm.jpgbin346 -> 0 bytes
-rw-r--r--images/default-profile.jpgbin490 -> 0 bytes
-rw-r--r--mod/post.php175
4 files changed, 165 insertions, 10 deletions
diff --git a/images/default-profile-mm.jpg b/images/default-profile-mm.jpg
deleted file mode 100644
index 79c1a8530..000000000
--- a/images/default-profile-mm.jpg
+++ /dev/null
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diff --git a/images/default-profile-sm.jpg b/images/default-profile-sm.jpg
deleted file mode 100644
index 348957fb4..000000000
--- a/images/default-profile-sm.jpg
+++ /dev/null
Binary files differ
diff --git a/images/default-profile.jpg b/images/default-profile.jpg
deleted file mode 100644
index 85fbca8cd..000000000
--- a/images/default-profile.jpg
+++ /dev/null
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diff --git a/mod/post.php b/mod/post.php
index b425bc59d..d61f5d69e 100644
--- a/mod/post.php
+++ b/mod/post.php
@@ -243,10 +243,134 @@ function post_init(&$a) {
*
* Once decrypted, one will find the normal json_encoded zot message packet.
*
- * Standard packet:
+ * Defined packet types are: notify, purge, refresh, auth_check, ping, and pickup
+ *
+ * Standard packet: (used by notify, purge, refresh, and auth_check)
+ *
+ * {
+ * "type": "notify",
+ * "sender":{
+ * "guid":"kgVFf_1...",
+ * "guid_sig":"PT9-TApzp...",
+ * "url":"http:\/\/podunk.edu",
+ * "url_sig":"T8Bp7j5...",
+ * },
+ * "recipients": { optional recipient array },
+ * "callback":"\/post",
+ * "version":1,
+ * "secret":"1eaa...",
+ * "secret_sig": "df89025470fac8..."
+ * }
+ *
+ * Signature fields are all signed with the sender channel private key and base64url encoded.
+ * Recipients are arrays of guid and guid_sig, which were previously signed with the recipients private
+ * key and base64url encoded and later obtained via channel discovery. Absence of recipients indicates
+ * a public message or visible to all potential listeners on this site.
+ *
+ * "pickup" packet:
+ * The pickup packet is sent in response to a notify packet from another site
+ *
+ * {
+ * "type":"pickup",
+ * "url":"http:\/\/example.com",
+ * "callback":"http:\/\/example.com\/post",
+ * "callback_sig":"teE1_fLI...",
+ * "secret":"1eaa...",
+ * "secret_sig":"O7nB4_..."
+ * }
+ *
+ * In the pickup packet, the sig fields correspond to the respective data element signed with this site's system
+ * private key and then base64url encoded.
+ * The "secret" is the same as the original secret from the notify packet.
+ *
+ * If verification is successful, a json structure is returned
+ * containing a success indicator and an array of type 'pickup'.
+ * Each pickup element contains the original notify request and a message field whose contents are
+ * dependent on the message type
+ *
+ * This JSON array is AES encapsulated using the site public key of the site that sent the initial zot pickup packet.
+ * Using the above example, this would be example.com.
+ *
+ *
+ * {
+ * "success":1,
+ * "pickup":{
+ * "notify":{
+ * "type":"notify",
+ * "sender":{
+ * "guid":"kgVFf_...",
+ * "guid_sig":"PT9-TApz...",
+ * "url":"http:\/\/z.podunk.edu",
+ * "url_sig":"T8Bp7j5D..."
+ * },
+ * "callback":"\/post",
+ * "version":1,
+ * "secret":"1eaa661..."
+ * },
+ * "message":{
+ * "type":"activity",
+ * "message_id":"10b049ce384cbb2da9467319bc98169ab36290b8bbb403aa0c0accd9cb072e76@podunk.edu",
+ * "message_top":"10b049ce384cbb2da9467319bc98169ab36290b8bbb403aa0c0accd9cb072e76@podunk.edu",
+ * "message_parent":"10b049ce384cbb2da9467319bc98169ab36290b8bbb403aa0c0accd9cb072e76@podunk.edu",
+ * "created":"2012-11-20 04:04:16",
+ * "edited":"2012-11-20 04:04:16",
+ * "title":"",
+ * "body":"Hi Nickordo",
+ * "app":"",
+ * "verb":"post",
+ * "object_type":"",
+ * "target_type":"",
+ * "permalink":"",
+ * "location":"",
+ * "longlat":"",
+ * "owner":{
+ * "name":"Indigo",
+ * "address":"indigo@podunk.edu",
+ * "url":"http:\/\/podunk.edu",
+ * "photo":{
+ * "mimetype":"image\/jpeg",
+ * "src":"http:\/\/podunk.edu\/photo\/profile\/m\/5"
+ * },
+ * "guid":"kgVFf_...",
+ * "guid_sig":"PT9-TAp...",
+ * },
+ * "author":{
+ * "name":"Indigo",
+ * "address":"indigo@podunk.edu",
+ * "url":"http:\/\/podunk.edu",
+ * "photo":{
+ * "mimetype":"image\/jpeg",
+ * "src":"http:\/\/podunk.edu\/photo\/profile\/m\/5"
+ * },
+ * "guid":"kgVFf_...",
+ * "guid_sig":"PT9-TAp..."
+ * }
+ * }
+ * }
+ *}
+ *
+ * Currently defined message types are 'activity', 'mail', 'profile' and 'channel_sync', which each have
+ * different content schemas.
+ *
+ * Ping packet:
+ * A ping packet does not require any parameters except the type. It may or may not be encrypted.
+ *
+ * {
+ * "type": "ping"
+ * }
+ *
+ * On receipt of a ping packet a ping response will be returned:
+ *
+ * {
+ * "success" : 1,
+ * "site" {
+ * "url" :
+ping, and pickup
+ *
+ * Standard packet: (used by notify, purge, refresh, and auth_check)
*
* {
- * "type": $message_type,
+ * "type": "notify",
* "sender":{
* "guid":"kgVFf_1...",
* "guid_sig":"PT9-TApzp...",
@@ -260,9 +384,10 @@ function post_init(&$a) {
* "secret_sig": "df89025470fac8..."
* }
*
- * Signature fields are all signed with the sender's private key.
- * Recipients are arrays of guid and guid_sig which were signed with the recipients private
- * key and obtained via channel discovery.
+ * Signature fields are all signed with the sender channel private key and base64url encoded.
+ * Recipients are arrays of guid and guid_sig, which were previously signed with the recipients private
+ * key and base64url encoded and later obtained via channel discovery. Absence of recipients indicates
+ * a public message or visible to all potential listeners on this site.
*
* "pickup" packet:
* The pickup packet is sent in response to a notify packet from another site
@@ -276,7 +401,8 @@ function post_init(&$a) {
* "secret_sig":"O7nB4_..."
* }
*
- * In the pickup packet, the sig fields are the relevant data element signed with this site's system private key.
+ * In the pickup packet, the sig fields correspond to the respective data element signed with this site's system
+ * private key and then base64url encoded.
* The "secret" is the same as the original secret from the notify packet.
*
* If verification is successful, a json structure is returned
@@ -347,12 +473,41 @@ function post_init(&$a) {
*
* Currently defined message types are 'activity', 'mail', 'profile' and 'channel_sync', which each have
* different content schemas.
+ *
+ * Ping packet:
+ * A ping packet does not require any parameters except the type. It may or may not be encrypted.
+ *
+ * {
+ * "type": "ping"
+ * }
+ *
+ * On receipt of a ping packet a ping response will be returned:
+ *
+ * {
+ * "success" : 1,
+ * "site" {
+ * "url":"http:\/\/podunk.edu",
+ * "url_sig":"T8Bp7j5...",
+ * "sitekey": "-----BEGIN PUBLIC KEY-----
+ * MIICIjANBgkqhkiG9w0BAQE..."
+ * }
+ * }
+ *
+ * The ping packet can be used to verify that a site has not been re-installed, and to
+ * initiate corrective action if it has. The url_sig is signed with the site private key
+ * and base64url encoded - and this should verify with the enclosed sitekey. Failure to
+ * verify indicates the site is corrupt or otherwise unable to communicate using zot.
+ * This return packet is not otherwise verified, so should be compared with other
+ * results obtained from this site which were verified prior to taking action. For instance
+ * if you have one verified result with this signature and key, and other records for this
+ * url which have different signatures and keys, it indicates that the site was re-installed
+ * and corrective action may commence (remove or mark invalid any entries with different
+ * signatures).
+ * If you have no records which match this url_sig and key - no corrective action should
+ * be taken as this packet may have been returned by an imposter.
+ *
*/
-
-
-
-
function post_post(&$a) {